* [musl] Re: Pending patches for MT-fork stuff
@ 2020-09-29 18:04 Jesse Hathaway
2020-09-29 18:36 ` Rich Felker
0 siblings, 1 reply; 11+ messages in thread
From: Jesse Hathaway @ 2020-09-29 18:04 UTC (permalink / raw)
To: musl, Jesse Hathaway
[-- Attachment #1: Type: text/plain, Size: 516 bytes --]
I was experiencing a hang when calling setreuid from a thread on musl
1.2.1 as well as on master with these patches applied. I have attached
a Go program which hangs when run as the root user outputting only:
main.go:31: Calling setreuid
Whereas with glibc the setreuid call completes successfully, with the
following output:
test.go:31: Calling setreuid
test.go:40: Running command
test.go:45: root
test.go:46: Command complete
I am happy to help troubleshoot the issue, yours kindly, Jesse
[-- Attachment #2: test.go --]
[-- Type: text/x-go, Size: 1574 bytes --]
package main
// #include <unistd.h>
// #include <errno.h>
import "C"
import (
"log"
"os"
"os/exec"
"os/signal"
"os/user"
"strconv"
"syscall"
"golang.org/x/sys/unix"
)
func runAsRoot() {
cmd := exec.Command("whoami")
uid := 0
unprivUser := "nobody"
lu, err := user.Lookup(unprivUser)
if err != nil {
log.Fatalf("Error: Unable to lookup user '%s': %v", unprivUser, err)
}
unprivUid, err := strconv.Atoi(lu.Uid)
if err != nil {
log.Fatalf("Error: %v", err)
}
log.Printf("Calling setreuid")
ret, errno := C.setreuid(C.uid_t(unprivUid), C.uid_t(uid))
if ret != 0 {
log.Fatalf("Error: returned %d, errno: %v", ret, errno)
}
euid := unix.Geteuid()
if euid != uid {
log.Fatalf("Error: euid %d, should be %d", euid, uid)
}
log.Printf("Running command")
stdoutStderr, err := cmd.CombinedOutput()
if err != nil {
log.Fatal(err)
}
log.Printf("%s", stdoutStderr)
log.Printf("Command complete")
return
}
func main() {
log.SetFlags(log.Lshortfile)
unprivUser := "nobody"
lu, err := user.Lookup(unprivUser)
if err != nil {
log.Fatalf("Error: Unable to lookup user '%s': %v", unprivUser, err)
}
uid, err := strconv.Atoi(lu.Uid)
if err != nil {
log.Fatalf("Error: %v", err)
}
ret, errno := C.setreuid(C.uid_t(0), C.uid_t(uid))
if ret != 0 {
log.Fatalf("Error: returned %d, errno: %v", ret, errno)
}
euid := unix.Geteuid()
if euid != uid {
log.Fatalf("Error: euid %d, should be %d", euid, uid)
}
go func() {
runAsRoot()
}()
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, os.Interrupt, syscall.SIGTERM)
<-sigs
}
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2020-09-29 18:04 [musl] Re: Pending patches for MT-fork stuff Jesse Hathaway
@ 2020-09-29 18:36 ` Rich Felker
2020-09-29 18:51 ` Jesse Hathaway
0 siblings, 1 reply; 11+ messages in thread
From: Rich Felker @ 2020-09-29 18:36 UTC (permalink / raw)
To: Jesse Hathaway; +Cc: musl
On Tue, Sep 29, 2020 at 01:04:06PM -0500, Jesse Hathaway wrote:
> I was experiencing a hang when calling setreuid from a thread on musl
> 1.2.1 as well as on master with these patches applied. I have attached
> a Go program which hangs when run as the root user outputting only:
>
> main.go:31: Calling setreuid
>
> Whereas with glibc the setreuid call completes successfully, with the
> following output:
>
> test.go:31: Calling setreuid
> test.go:40: Running command
> test.go:45: root
> test.go:46: Command complete
>
> I am happy to help troubleshoot the issue, yours kindly, Jesse
Can you provide an strace (with -f) showing the hang? It's probably
not related to this since fork does not seem to be involved. Depending
on how you're using Go, it may just be Go bypassing libc then trying
to use libc functions, which at least used to be a big problem; I
don't know if it's fixed nowadays or not.
Rich
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2020-09-29 18:36 ` Rich Felker
@ 2020-09-29 18:51 ` Jesse Hathaway
2020-09-29 20:34 ` Rich Felker
0 siblings, 1 reply; 11+ messages in thread
From: Jesse Hathaway @ 2020-09-29 18:51 UTC (permalink / raw)
To: Rich Felker; +Cc: musl
[-- Attachment #1: Type: text/plain, Size: 589 bytes --]
On Tue, Sep 29, 2020 at 1:36 PM Rich Felker <dalias@libc.org> wrote:
> Can you provide an strace (with -f) showing the hang? It's probably
> not related to this since fork does not seem to be involved. Depending
> on how you're using Go, it may just be Go bypassing libc then trying
> to use libc functions, which at least used to be a big problem; I
> don't know if it's fixed nowadays or not.
Thanks Rich, for taking a look, I have attached an strace of the
program compiled against musl & glibc. The first call to setreuid
succeeds in both, but the second call fails under musl. Jesse
[-- Attachment #2: glibc_strace.txt --]
[-- Type: text/plain, Size: 98307 bytes --]
9714 execve("./test", ["./test"], 0x7ffe0fb65f38 /* 12 vars */) = 0
9714 brk(NULL) = 0x87f000
9714 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
9714 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
9714 fstat(3, {st_mode=S_IFREG|0644, st_size=68053, ...}) = 0
9714 mmap(NULL, 68053, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fabb1977000
9714 close(3) = 0
9714 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
9714 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@l\0\0\0\0\0\0"..., 832) = 832
9714 fstat(3, {st_mode=S_IFREG|0755, st_size=146968, ...}) = 0
9714 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabb1975000
9714 mmap(NULL, 132288, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fabb1954000
9714 mmap(0x7fabb195a000, 61440, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7fabb195a000
9714 mmap(0x7fabb1969000, 24576, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15000) = 0x7fabb1969000
9714 mmap(0x7fabb196f000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1a000) = 0x7fabb196f000
9714 mmap(0x7fabb1971000, 13504, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fabb1971000
9714 close(3) = 0
9714 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
9714 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\260A\2\0\0\0\0\0"..., 832) = 832
9714 fstat(3, {st_mode=S_IFREG|0755, st_size=1824496, ...}) = 0
9714 mmap(NULL, 1837056, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fabb1793000
9714 mprotect(0x7fabb17b5000, 1658880, PROT_NONE) = 0
9714 mmap(0x7fabb17b5000, 1343488, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x22000) = 0x7fabb17b5000
9714 mmap(0x7fabb18fd000, 311296, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16a000) = 0x7fabb18fd000
9714 mmap(0x7fabb194a000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b6000) = 0x7fabb194a000
9714 mmap(0x7fabb1950000, 14336, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fabb1950000
9714 close(3) = 0
9714 mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabb1790000
9714 arch_prctl(ARCH_SET_FS, 0x7fabb1790740) = 0
9714 mprotect(0x7fabb194a000, 16384, PROT_READ) = 0
9714 mprotect(0x7fabb196f000, 4096, PROT_READ) = 0
9714 mprotect(0x596000, 4096, PROT_READ) = 0
9714 mprotect(0x7fabb19af000, 4096, PROT_READ) = 0
9714 munmap(0x7fabb1977000, 68053) = 0
9714 set_tid_address(0x7fabb1790a10) = 9714
9714 set_robust_list(0x7fabb1790a20, 24) = 0
9714 rt_sigaction(SIGRTMIN, {sa_handler=0x7fabb195a6b0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_1, {sa_handler=0x7fabb195a740, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
9714 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
9714 brk(NULL) = 0x87f000
9714 brk(0x8a0000) = 0x8a0000
9714 sched_getaffinity(0, 8192, [0, 1, 2, 3]) = 64
9714 openat(AT_FDCWD, "/sys/kernel/mm/transparent_hugepage/hpage_pmd_size", O_RDONLY) = 3
9714 read(3, "2097152\n", 20) = 8
9714 close(3) = 0
9714 mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabb1750000
9714 mmap(0xc000000000, 67108864, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xc000000000
9714 mmap(0xc000000000, 67108864, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xc000000000
9714 mmap(NULL, 33554432, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabaf750000
9714 mmap(NULL, 2164736, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabaf53f000
9714 mmap(NULL, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabb1978000
9714 mmap(NULL, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fabaf52f000
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586186626}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586247941}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586305948}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586364040}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586422171}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586479639}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586537564}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586595843}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586654628}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586712709}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586770431}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586828402}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586886273}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=586944192}) = 0
9714 rt_sigprocmask(SIG_SETMASK, NULL, [], 8) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=587110739}) = 0
9714 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=587186200}) = 0
9714 sigaltstack(NULL, {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9714 sigaltstack({ss_sp=0xc000002000, ss_flags=0, ss_size=32768}, NULL) = 0
9714 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
9714 gettid() = 9714
9714 rt_sigaction(SIGHUP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGHUP, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGINT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGINT, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGQUIT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGQUIT, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGILL, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGILL, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGTRAP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGTRAP, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGABRT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGABRT, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGBUS, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGBUS, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGFPE, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGFPE, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGUSR1, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGUSR1, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGSEGV, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGSEGV, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGUSR2, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGUSR2, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGPIPE, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGPIPE, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGALRM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGALRM, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGTERM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGTERM, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGSTKFLT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGSTKFLT, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGCHLD, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGCHLD, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGURG, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGURG, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGXCPU, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGXCPU, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGXFSZ, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGXFSZ, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGVTALRM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGVTALRM, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGPROF, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGPROF, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGWINCH, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGWINCH, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGIO, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGIO, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGPWR, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGPWR, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGSYS, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGSYS, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRTMIN, NULL, {sa_handler=0x7fabb195a6b0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fabb1966730}, 8) = 0
9714 rt_sigaction(SIGRTMIN, NULL, {sa_handler=0x7fabb195a6b0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fabb1966730}, 8) = 0
9714 rt_sigaction(SIGRTMIN, {sa_handler=0x7fabb195a6b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_1, NULL, {sa_handler=0x7fabb195a740, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, 8) = 0
9714 rt_sigaction(SIGRT_1, NULL, {sa_handler=0x7fabb195a740, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, 8) = 0
9714 rt_sigaction(SIGRT_1, {sa_handler=0x7fabb195a740, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_2, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_2, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_3, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_3, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_4, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_4, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_5, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_5, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_6, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_6, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_7, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_7, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_8, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_8, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_9, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_9, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_10, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_10, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_11, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_11, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_12, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_12, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_13, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_13, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_14, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_14, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_15, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_15, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_16, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_16, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_17, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_17, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_18, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_18, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_19, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_19, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_20, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_20, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_21, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_21, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_22, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_22, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_23, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_23, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_24, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_24, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_25, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_25, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_26, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_26, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_27, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_27, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_28, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_28, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_29, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_29, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_30, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_30, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_31, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_31, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigaction(SIGRT_32, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
9714 rt_sigaction(SIGRT_32, {sa_handler=0x45a930, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fabb1966730}, NULL, 8) = 0
9714 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], [], 8) = 0
9714 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fabaed2e000
9714 mprotect(0x7fabaed2f000, 8388608, PROT_READ|PROT_WRITE) = 0
9714 clone(child_stack=0x7fabaf52dfb0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7fabaf52e9d0, tls=0x7fabaf52e700, child_tidptr=0x7fabaf52e9d0) = 9715
9715 set_robust_list(0x7fabaf52e9e0, 24 <unfinished ...>
9714 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
9715 <... set_robust_list resumed> ) = 0
9715 mmap(NULL, 134217728, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0 <unfinished ...>
9714 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], <unfinished ...>
9715 <... mmap resumed> ) = 0x7faba6d2e000
9714 <... rt_sigprocmask resumed> [], 8) = 0
9715 munmap(0x7faba6d2e000, 19734528 <unfinished ...>
9714 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7faba77ff000
9715 <... munmap resumed> ) = 0
9714 mprotect(0x7faba7800000, 8388608, PROT_READ|PROT_WRITE <unfinished ...>
9715 munmap(0x7fabac000000, 47374336 <unfinished ...>
9714 <... mprotect resumed> ) = 0
9715 <... munmap resumed> ) = 0
9715 mprotect(0x7faba8000000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
9714 clone( <unfinished ...>
9715 <... mprotect resumed> ) = 0
9715 sigaltstack(NULL, <unfinished ...>
9714 <... clone resumed> child_stack=0x7faba7ffefb0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7faba7fff9d0, tls=0x7faba7fff700, child_tidptr=0x7faba7fff9d0) = 9716
9714 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9716 set_robust_list(0x7faba7fff9e0, 24 <unfinished ...>
9715 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9716 <... set_robust_list resumed> ) = 0
9714 <... rt_sigprocmask resumed> NULL, 8) = 0
9715 sigaltstack({ss_sp=0xc000046000, ss_flags=0, ss_size=32768}, <unfinished ...>
9714 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9716 mmap(NULL, 134217728, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0 <unfinished ...>
9714 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=596248988}) = 0
9715 <... sigaltstack resumed> NULL) = 0
9714 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9716 <... mmap resumed> ) = 0x7fab9f7ff000
9714 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=596293562}) = 0
9716 munmap(0x7fab9f7ff000, 8392704 <unfinished ...>
9715 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9716 <... munmap resumed> ) = 0
9714 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], <unfinished ...>
9716 munmap(0x7faba4000000, 58716160 <unfinished ...>
9714 <... rt_sigprocmask resumed> [], 8) = 0
9716 <... munmap resumed> ) = 0
9714 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
9716 mprotect(0x7faba0000000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
9714 <... mmap resumed> ) = 0x7fabae52d000
9716 <... mprotect resumed> ) = 0
9714 mprotect(0x7fabae52e000, 8388608, PROT_READ|PROT_WRITE <unfinished ...>
9715 <... rt_sigprocmask resumed> NULL, 8) = 0
9714 <... mprotect resumed> ) = 0
9716 sigaltstack(NULL, <unfinished ...>
9715 gettid( <unfinished ...>
9714 clone( <unfinished ...>
9716 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9715 <... gettid resumed> ) = 9715
9716 sigaltstack({ss_sp=0xc00004e000, ss_flags=0, ss_size=32768}, NULL) = 0
9714 <... clone resumed> child_stack=0x7fabaed2cfb0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7fabaed2d9d0, tls=0x7fabaed2d700, child_tidptr=0x7fabaed2d9d0) = 9717
9717 set_robust_list(0x7fabaed2d9e0, 24 <unfinished ...>
9714 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9717 <... set_robust_list resumed> ) = 0
9714 <... rt_sigprocmask resumed> NULL, 8) = 0
9717 mmap(NULL, 134217728, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0 <unfinished ...>
9714 futex(0x5ae8e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9717 <... mmap resumed> ) = 0x7fab98000000
9716 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9717 munmap(0x7fab9c000000, 67108864 <unfinished ...>
9716 <... rt_sigprocmask resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9717 <... munmap resumed> ) = 0
9716 gettid( <unfinished ...>
9717 mprotect(0x7fab98000000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
9716 <... gettid resumed> ) = 9716
9717 <... mprotect resumed> ) = 0
9717 sigaltstack(NULL, <unfinished ...>
9716 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], <unfinished ...>
9717 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9716 <... rt_sigprocmask resumed> [], 8) = 0
9717 sigaltstack({ss_sp=0xc00005c000, ss_flags=0, ss_size=32768}, <unfinished ...>
9716 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
9717 <... sigaltstack resumed> NULL) = 0
9716 <... mmap resumed> ) = 0x7fabadd2c000
9717 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9716 mprotect(0x7fabadd2d000, 8388608, PROT_READ|PROT_WRITE <unfinished ...>
9717 <... rt_sigprocmask resumed> NULL, 8) = 0
9716 <... mprotect resumed> ) = 0
9717 gettid( <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9717 <... gettid resumed> ) = 9717
9716 clone( <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9717 futex(0x5ae8e8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=596949998}) = 0
9714 <... futex resumed> ) = 0
9718 set_robust_list(0x7fabae52c9e0, 24 <unfinished ...>
9717 <... futex resumed> ) = 1
9714 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], <unfinished ...>
9718 <... set_robust_list resumed> ) = 0
9714 <... rt_sigprocmask resumed> [], 8) = 0
9718 mmap(0x7fab9c000000, 67108864, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0 <unfinished ...>
9714 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
9718 <... mmap resumed> ) = 0x7fab9c000000
9714 <... mmap resumed> ) = 0x7fabad52b000
9718 mprotect(0x7fab9c000000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
9714 mprotect(0x7fabad52c000, 8388608, PROT_READ|PROT_WRITE <unfinished ...>
9718 <... mprotect resumed> ) = 0
9714 <... mprotect resumed> ) = 0
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9718 sigaltstack(NULL, <unfinished ...>
9714 clone( <unfinished ...>
9718 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9716 <... clone resumed> child_stack=0x7fabae52bfb0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7fabae52c9d0, tls=0x7fabae52c700, child_tidptr=0x7fabae52c9d0) = 9718
9718 sigaltstack({ss_sp=0xc000068000, ss_flags=0, ss_size=32768}, <unfinished ...>
9714 <... clone resumed> child_stack=0x7fabadd2afb0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7fabadd2b9d0, tls=0x7fabadd2b700, child_tidptr=0x7fabadd2b9d0) = 9719
9719 set_robust_list(0x7fabadd2b9e0, 24 <unfinished ...>
9714 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9719 <... set_robust_list resumed> ) = 0
9714 <... rt_sigprocmask resumed> NULL, 8) = 0
9719 mmap(NULL, 134217728, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0 <unfinished ...>
9714 futex(0x5ae8e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 <... mmap resumed> ) = 0x7fab90000000
9718 <... sigaltstack resumed> NULL) = 0
9719 munmap(0x7fab94000000, 67108864 <unfinished ...>
9718 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9719 <... munmap resumed> ) = 0
9718 <... rt_sigprocmask resumed> NULL, 8) = 0
9719 mprotect(0x7fab90000000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
9718 gettid( <unfinished ...>
9719 <... mprotect resumed> ) = 0
9718 <... gettid resumed> ) = 9718
9716 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9719 sigaltstack(NULL, <unfinished ...>
9718 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9719 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9718 <... futex resumed> ) = 1
9719 sigaltstack({ss_sp=0xc000072000, ss_flags=0, ss_size=32768}, <unfinished ...>
9718 futex(0x5ae8e8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9719 <... sigaltstack resumed> NULL) = 0
9717 <... futex resumed> ) = 0
9714 <... futex resumed> ) = 0
9719 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9718 <... futex resumed> ) = 1
9719 <... rt_sigprocmask resumed> NULL, 8) = 0
9718 sched_yield( <unfinished ...>
9714 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], <unfinished ...>
9719 gettid( <unfinished ...>
9714 <... rt_sigprocmask resumed> [], 8) = 0
9719 <... gettid resumed> ) = 9719
9714 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
9719 futex(0xc000034f48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9714 <... mmap resumed> ) = 0x7fabacd2a000
9718 <... sched_yield resumed> ) = 0
9714 mprotect(0x7fabacd2b000, 8388608, PROT_READ|PROT_WRITE <unfinished ...>
9718 futex(0x5adeb0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 <... mprotect resumed> ) = 0
9718 <... futex resumed> ) = 0
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9714 clone( <unfinished ...>
9718 futex(0xc000064148, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9716 <... rt_sigprocmask resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 <... clone resumed> child_stack=0x7fabad529fb0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7fabad52a9d0, tls=0x7fabad52a700, child_tidptr=0x7fabad52a9d0) = 9720
9720 set_robust_list(0x7fabad52a9e0, 24 <unfinished ...>
9714 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9720 <... set_robust_list resumed> ) = 0
9714 <... rt_sigprocmask resumed> NULL, 8) = 0
9720 mmap(0x7fab94000000, 67108864, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0 <unfinished ...>
9716 futex(0xc000034848, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9720 <... mmap resumed> ) = 0x7fab94000000
9720 mprotect(0x7fab94000000, 135168, PROT_READ|PROT_WRITE) = 0
9715 <... nanosleep resumed> NULL) = 0
9720 sigaltstack(NULL, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9720 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9714 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=597965385}) = 0
9720 sigaltstack({ss_sp=0xc000080000, ss_flags=0, ss_size=32768}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=597956304}) = 0
9714 readlinkat(AT_FDCWD, "/proc/self/exe", <unfinished ...>
9720 <... sigaltstack resumed> NULL) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 <... readlinkat resumed> "/home/admin/test", 128) = 16
9720 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9714 fcntl(0, F_GETFL <unfinished ...>
9720 <... rt_sigprocmask resumed> NULL, 8) = 0
9714 <... fcntl resumed> ) = 0x402 (flags O_RDWR|O_APPEND)
9720 gettid( <unfinished ...>
9714 futex(0xc000034848, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9720 <... gettid resumed> ) = 9720
9714 <... futex resumed> ) = 1
9720 futex(0x5c9438, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9714 mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
9716 <... futex resumed> ) = 0
9714 <... mmap resumed> ) = 0x7fabaccea000
9716 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 fcntl(1, F_GETFL <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 <... fcntl resumed> ) = 0x402 (flags O_RDWR|O_APPEND)
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=598297860}) = 0
9714 fcntl(2, F_GETFL <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 <... fcntl resumed> ) = 0x402 (flags O_RDWR|O_APPEND)
9714 getuid() = 0
9716 <... nanosleep resumed> NULL) = 0
9714 socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0 <unfinished ...>
9716 futex(0xc000064148, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 <... socket resumed> ) = 3
9718 <... futex resumed> ) = 0
9714 connect(3, {sa_family=AF_UNIX, sun_path="/var/run/nscd/socket"}, 110 <unfinished ...>
9718 futex(0xc000034f48, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9716 <... futex resumed> ) = 1
9714 <... connect resumed> ) = -1 ENOENT (No such file or directory)
9719 <... futex resumed> ) = 0
9714 close(3 <unfinished ...>
9719 futex(0xc000034f48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9714 <... close resumed> ) = 0
9718 <... futex resumed> ) = 1
9714 socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0 <unfinished ...>
9718 futex(0x5c9520, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9714 <... socket resumed> ) = 3
9716 futex(0xc000034848, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9714 connect(3, {sa_family=AF_UNIX, sun_path="/var/run/nscd/socket"}, 110 <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 <... connect resumed> ) = -1 ENOENT (No such file or directory)
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 close(3 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=598722553}) = 0
9714 <... close resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 openat(AT_FDCWD, "/etc/nsswitch.conf", O_RDONLY|O_CLOEXEC) = 3
9714 fstat(3, {st_mode=S_IFREG|0644, st_size=572, ...}) = 0
9714 read(3, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 <... read resumed> "# /etc/nsswitch.conf\n#\n# Example"..., 4096) = 572
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 read(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=598986660}) = 0
9714 <... read resumed> "", 4096) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 close(3) = 0
9714 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
9715 <... nanosleep resumed> NULL) = 0
9714 fstat(3, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=68053, ...}) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=599195983}) = 0
9714 mmap(NULL, 68053, PROT_READ, MAP_PRIVATE, 3, 0 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 <... mmap resumed> ) = 0x7fabaccd9000
9714 close(3) = 0
9714 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnss_files.so.2", O_RDONLY|O_CLOEXEC) = 3
9714 read(3, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 <... read resumed> "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0003\0\0\0\0\0\0"..., 832) = 832
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=599474188}) = 0
9714 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=55792, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 mmap(NULL, 83768, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fabaccc4000
9714 mprotect(0x7fabaccc7000, 40960, PROT_NONE) = 0
9714 mmap(0x7fabaccc7000, 28672, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7fabaccc7000
9714 mmap(0x7fabaccce000, 8192, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xa000 <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 <... mmap resumed> ) = 0x7fabaccce000
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 mmap(0x7fabaccd1000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xc000 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=599740746}) = 0
9714 <... mmap resumed> ) = 0x7fabaccd1000
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 mmap(0x7fabaccd3000, 22328, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fabaccd3000
9714 close(3) = 0
9714 mprotect(0x7fabaccd1000, 4096, PROT_READ <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 <... mprotect resumed> ) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 munmap(0x7fabaccd9000, 68053 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=600000627}) = 0
9714 <... munmap resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
9714 lseek(3, 0, SEEK_CUR) = 0
9714 fstat(3, {st_mode=S_IFREG|0644, st_size=2388, ...}) = 0
9715 <... nanosleep resumed> NULL) = 0
9714 read(3, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 <... read resumed> "root:x:0:0:root:/root:/bin/bash\n"..., 4096) = 2388
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=600325625}) = 0
9714 close(3 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 <... close resumed> ) = 0
9714 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
9714 lseek(3, 0, SEEK_CUR) = 0
9714 fstat(3, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=2388, ...}) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 read(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=600582761}) = 0
9714 <... read resumed> "root:x:0:0:root:/root:/bin/bash\n"..., 4096) = 2388
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 close(3) = 0
9714 getpid() = 9714
9714 tgkill(9714, 9720, SIGRT_1) = 0
9720 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9714 getpid( <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9714 <... getpid resumed> ) = 9714
9720 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9714 tgkill(9714, 9719, SIGRT_1 <unfinished ...>
9720 getpid( <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9714 <... tgkill resumed> ) = 0
9720 <... getpid resumed> ) = 9714
9714 getpid( <unfinished ...>
9720 setreuid(0, 65534 <unfinished ...>
9714 <... getpid resumed> ) = 9714
9720 <... setreuid resumed> ) = 0
9714 tgkill(9714, 9718, SIGRT_1 <unfinished ...>
9720 futex(0x7fabad52ad1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 <... tgkill resumed> ) = 0
9720 <... futex resumed> ) = 0
9714 getpid( <unfinished ...>
9720 rt_sigreturn({mask=[]} <unfinished ...>
9714 <... getpid resumed> ) = 9714
9720 <... rt_sigreturn resumed> ) = 202
9714 tgkill(9714, 9717, SIGRT_1 <unfinished ...>
9720 futex(0x5c9438, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9714 <... tgkill resumed> ) = 0
9719 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9714 getpid( <unfinished ...>
9719 getpid( <unfinished ...>
9714 <... getpid resumed> ) = 9714
9719 <... getpid resumed> ) = 9714
9714 tgkill(9714, 9716, SIGRT_1 <unfinished ...>
9719 setreuid(0, 65534 <unfinished ...>
9718 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9714 <... tgkill resumed> ) = 0
9719 <... setreuid resumed> ) = 0
9714 getpid( <unfinished ...>
9719 futex(0x7fabadd2bd1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 <... getpid resumed> ) = 9714
9719 <... futex resumed> ) = 0
9714 tgkill(9714, 9715, SIGRT_1 <unfinished ...>
9719 rt_sigreturn({mask=[]} <unfinished ...>
9718 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9714 <... tgkill resumed> ) = 0
9717 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9714 futex(0x7ffd65219bc0, FUTEX_WAIT_PRIVATE, 4, NULL <unfinished ...>
9718 getpid( <unfinished ...>
9719 <... rt_sigreturn resumed> ) = 202
9718 <... getpid resumed> ) = 9714
9719 futex(0xc000034f48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9718 setreuid(0, 65534 <unfinished ...>
9717 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9718 <... setreuid resumed> ) = 0
9717 getpid( <unfinished ...>
9718 futex(0x7fabae52cd1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9717 <... getpid resumed> ) = 9714
9718 <... futex resumed> ) = 0
9717 setreuid(0, 65534 <unfinished ...>
9718 rt_sigreturn({mask=[]} <unfinished ...>
9717 <... setreuid resumed> ) = 0
9718 <... rt_sigreturn resumed> ) = 202
9717 futex(0x7fabaed2dd1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9718 futex(0x5c9520, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9717 <... futex resumed> ) = 0
9716 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9717 rt_sigreturn({mask=[]} <unfinished ...>
9716 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9717 <... rt_sigreturn resumed> ) = 202
9716 getpid( <unfinished ...>
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9716 <... getpid resumed> ) = 9714
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=600869703}) = 0
9716 setreuid(0, 65534 <unfinished ...>
9715 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9716 <... setreuid resumed> ) = 0
9715 getpid( <unfinished ...>
9716 futex(0x7faba7fffd1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9715 <... getpid resumed> ) = 9714
9716 <... futex resumed> ) = 0
9715 setreuid(0, 65534 <unfinished ...>
9716 rt_sigreturn({mask=[]} <unfinished ...>
9715 <... setreuid resumed> ) = 0
9716 <... rt_sigreturn resumed> ) = 202
9715 futex(0x7fabaf52ed1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9716 futex(0xc000034848, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9715 <... futex resumed> ) = 0
9715 futex(0x7ffd65219bc0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 <... futex resumed> ) = 0
9715 <... futex resumed> ) = 1
9714 setreuid(0, 65534 <unfinished ...>
9715 rt_sigreturn({mask=[]} <unfinished ...>
9714 <... setreuid resumed> ) = 0
9715 <... rt_sigreturn resumed> ) = 0
9714 geteuid( <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9714 <... geteuid resumed> ) = 65534
9714 futex(0xc000034f48, FUTEX_WAKE_PRIVATE, 1) = 1
9719 <... futex resumed> ) = 0
9714 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
9719 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
9714 <... rt_sigprocmask resumed> NULL, 8) = 0
9714 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
9719 <... nanosleep resumed> NULL) = 0
9714 <... rt_sigprocmask resumed> NULL, 8) = 0
9719 futex(0xc000034848, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9719 <... futex resumed> ) = 1
9714 <... futex resumed> ) = 1
9717 <... futex resumed> ) = 0
9714 futex(0x5ae8e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9716 <... futex resumed> ) = 0
9714 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
9719 newfstatat(AT_FDCWD, "/usr/local/sbin/whoami", <unfinished ...>
9714 futex(0xc000034848, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9717 futex(0x5ae8e8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 <... futex resumed> ) = 0
9719 <... newfstatat resumed> 0xc0000b2108, 0) = -1 ENOENT (No such file or directory)
9714 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
9719 newfstatat(AT_FDCWD, "/usr/local/bin/whoami", <unfinished ...>
9714 <... rt_sigprocmask resumed> NULL, 8) = 0
9719 <... newfstatat resumed> 0xc0000b21d8, 0) = -1 ENOENT (No such file or directory)
9714 futex(0x5c9438, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9719 newfstatat(AT_FDCWD, "/usr/sbin/whoami", <unfinished ...>
9714 <... futex resumed> ) = 1
9720 <... futex resumed> ) = 0
9714 futex(0x5ae8e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9720 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], <unfinished ...>
9719 <... newfstatat resumed> 0xc0000b22a8, 0) = -1 ENOENT (No such file or directory)
9720 <... rt_sigprocmask resumed> [], 8) = 0
9719 newfstatat(AT_FDCWD, "/usr/bin/whoami", <unfinished ...>
9720 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
9719 <... newfstatat resumed> {st_mode=S_IFREG|0755, st_size=35456, ...}, 0) = 0
9720 <... mmap resumed> ) = 0x7fabac4c3000
9717 <... futex resumed> ) = 0
9720 mprotect(0x7fabac4c4000, 8388608, PROT_READ|PROT_WRITE <unfinished ...>
9719 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC <unfinished ...>
9720 <... mprotect resumed> ) = 0
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 <... openat resumed> ) = 3
9720 clone( <unfinished ...>
9716 futex(0xc000034848, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 lseek(3, 0, SEEK_CUR <unfinished ...>
9716 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
9719 <... lseek resumed> ) = 0
9721 set_robust_list(0x7fabaccc39e0, 24 <unfinished ...>
9720 <... clone resumed> child_stack=0x7fabaccc2fb0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7fabaccc39d0, tls=0x7fabaccc3700, child_tidptr=0x7fabaccc39d0) = 9721
9721 <... set_robust_list resumed> ) = 0
9720 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9721 mmap(NULL, 134217728, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0 <unfinished ...>
9720 <... rt_sigprocmask resumed> NULL, 8) = 0
9721 <... mmap resumed> ) = 0x7fab88000000
9720 futex(0x5c9438, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9721 munmap(0x7fab8c000000, 67108864 <unfinished ...>
9719 fstat(3, <unfinished ...>
9716 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9721 <... munmap resumed> ) = 0
9719 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=2388, ...}) = 0
9721 mprotect(0x7fab88000000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
9717 <... futex resumed> ) = 0
9721 <... mprotect resumed> ) = 0
9719 read(3, <unfinished ...>
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9721 sigaltstack(NULL, <unfinished ...>
9719 <... read resumed> "root:x:0:0:root:/root:/bin/bash\n"..., 4096) = 2388
9721 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
9716 <... futex resumed> ) = 1
9721 sigaltstack({ss_sp=0xc0000b6000, ss_flags=0, ss_size=32768}, <unfinished ...>
9719 close(3 <unfinished ...>
9721 <... sigaltstack resumed> NULL) = 0
9719 <... close resumed> ) = 0
9721 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9716 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9721 <... rt_sigprocmask resumed> NULL, 8) = 0
9719 clock_gettime(CLOCK_REALTIME, <unfinished ...>
9721 gettid( <unfinished ...>
9719 <... clock_gettime resumed> {tv_sec=1601405013, tv_nsec=750536312}) = 0
9721 <... gettid resumed> ) = 9721
9719 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9721 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
9719 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=602820290}) = 0
9717 <... futex resumed> ) = 0
9716 <... futex resumed> ) = 1
9719 write(2, "test.go:31: Calling setreuid\n", 29 <unfinished ...>
9717 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
9716 futex(0x5ae8e8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9719 <... write resumed> ) = 29
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9719 getpid( <unfinished ...>
9716 <... futex resumed> ) = 1
9719 <... getpid resumed> ) = 9714
9716 futex(0xc000034848, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 tgkill(9714, 9721, SIGRT_1 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=602925177}) = 0
9719 <... tgkill resumed> ) = 0
9721 <... nanosleep resumed> NULL) = 0
9719 getpid( <unfinished ...>
9721 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9719 <... getpid resumed> ) = 9714
9721 getpid( <unfinished ...>
9719 tgkill(9714, 9720, SIGRT_1 <unfinished ...>
9721 <... getpid resumed> ) = 9714
9717 <... nanosleep resumed> NULL) = 0
9714 <... futex resumed> ) = 0
9721 setreuid(65534, 0 <unfinished ...>
9719 <... tgkill resumed> ) = 0
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9721 <... setreuid resumed> ) = 0
9714 futex(0x5ae8e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9720 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9721 futex(0x7fabaccc3d1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9720 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9721 <... futex resumed> ) = 0
9720 getpid( <unfinished ...>
9721 rt_sigreturn({mask=[]} <unfinished ...>
9720 <... getpid resumed> ) = 9714
9721 <... rt_sigreturn resumed> ) = 0
9720 setreuid(65534, 0 <unfinished ...>
9721 futex(0xc00007cf48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9720 <... setreuid resumed> ) = 0
9719 getpid( <unfinished ...>
9720 futex(0x7fabad52ad1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9719 <... getpid resumed> ) = 9714
9720 <... futex resumed> ) = 0
9719 tgkill(9714, 9718, SIGRT_1 <unfinished ...>
9720 futex(0x7fabadd2adf0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9720 <... futex resumed> ) = 0
9719 <... tgkill resumed> ) = 0
9720 rt_sigreturn({mask=[]} <unfinished ...>
9719 getpid( <unfinished ...>
9720 <... rt_sigreturn resumed> ) = 202
9719 <... getpid resumed> ) = 9714
9720 futex(0x5c9438, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 tgkill(9714, 9717, SIGRT_1 <unfinished ...>
9718 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9719 <... tgkill resumed> ) = 0
9718 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9719 getpid( <unfinished ...>
9718 getpid( <unfinished ...>
9719 <... getpid resumed> ) = 9714
9718 <... getpid resumed> ) = 9714
9719 tgkill(9714, 9716, SIGRT_1 <unfinished ...>
9718 setreuid(65534, 0 <unfinished ...>
9719 <... tgkill resumed> ) = 0
9718 <... setreuid resumed> ) = 0
9719 getpid( <unfinished ...>
9718 futex(0x7fabae52cd1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9719 <... getpid resumed> ) = 9714
9718 <... futex resumed> ) = 0
9719 tgkill(9714, 9715, SIGRT_1 <unfinished ...>
9718 rt_sigreturn({mask=[]} <unfinished ...>
9717 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9718 <... rt_sigreturn resumed> ) = 202
9719 <... tgkill resumed> ) = 0
9718 futex(0x5c9520, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 getpid( <unfinished ...>
9717 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9719 <... getpid resumed> ) = 9714
9717 getpid( <unfinished ...>
9719 tgkill(9714, 9714, SIGRT_1 <unfinished ...>
9717 <... getpid resumed> ) = 9714
9719 <... tgkill resumed> ) = 0
9714 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9719 futex(0x7fabadd2adf0, FUTEX_WAIT_PRIVATE, 4, NULL <unfinished ...>
9714 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9717 setreuid(65534, 0 <unfinished ...>
9714 getpid( <unfinished ...>
9717 <... setreuid resumed> ) = 0
9714 <... getpid resumed> ) = 9714
9717 futex(0x7fabaed2dd1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 setreuid(65534, 0 <unfinished ...>
9717 <... futex resumed> ) = 0
9714 <... setreuid resumed> ) = 0
9717 rt_sigreturn({mask=[]} <unfinished ...>
9714 futex(0x7fabb1790d5c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9717 <... rt_sigreturn resumed> ) = 202
9714 <... futex resumed> ) = 0
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9714 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]} <unfinished ...>
9716 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9714 <... rt_sigreturn resumed> ) = 202
9716 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9714 futex(0x5ae8e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9716 getpid( <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9716 <... getpid resumed> ) = 9714
9715 --- SIGRT_1 {si_signo=SIGRT_1, si_code=SI_TKILL, si_pid=9714, si_uid=0} ---
9716 setreuid(65534, 0 <unfinished ...>
9715 getpid( <unfinished ...>
9716 <... setreuid resumed> ) = 0
9715 <... getpid resumed> ) = 9714
9716 futex(0x7faba7fffd1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9715 setreuid(65534, 0 <unfinished ...>
9716 <... futex resumed> ) = 0
9715 <... setreuid resumed> ) = 0
9716 rt_sigreturn({mask=[]} <unfinished ...>
9715 futex(0x7fabaf52ed1c, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9716 <... rt_sigreturn resumed> ) = 202
9715 <... futex resumed> ) = 0
9716 futex(0xc000034848, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9715 futex(0x7fabadd2adf0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9719 <... futex resumed> ) = 0
9715 <... futex resumed> ) = 1
9719 setreuid(65534, 0) = 0
9715 rt_sigreturn({mask=[]} <unfinished ...>
9719 geteuid( <unfinished ...>
9715 <... rt_sigreturn resumed> ) = 0
9719 <... geteuid resumed> ) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9719 clock_gettime(CLOCK_REALTIME, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=604244242}) = 0
9719 <... clock_gettime resumed> {tv_sec=1601405013, tv_nsec=752009144}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9719 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=604298698}) = 0
9719 write(2, "test.go:40: Running command\n", 28) = 28
9719 openat(AT_FDCWD, "/dev/null", O_RDONLY|O_CLOEXEC) = 3
9715 <... nanosleep resumed> NULL) = 0
9719 epoll_create1(EPOLL_CLOEXEC) = 4
9719 mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9719 <... mmap resumed> ) = 0x7fabac483000
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=604637508}) = 0
9719 epoll_ctl(4, EPOLL_CTL_ADD, 3, {EPOLLIN|EPOLLOUT|EPOLLRDHUP|EPOLLET, {u32=2890415784, u64=140375306550952}} <unfinished ...>
9715 epoll_pwait(4, <unfinished ...>
9719 <... epoll_ctl resumed> ) = -1 EPERM (Operation not permitted)
9715 <... epoll_pwait resumed> [], 128, 0, NULL, 8909472) = 0
9719 epoll_ctl(4, EPOLL_CTL_DEL, 3, 0xc000043b74 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9719 <... epoll_ctl resumed> ) = -1 EPERM (Operation not permitted)
9719 pipe2([5, 6], O_CLOEXEC) = 0
9719 epoll_ctl(4, EPOLL_CTL_ADD, 5, {EPOLLIN|EPOLLOUT|EPOLLRDHUP|EPOLLET, {u32=2890415784, u64=140375306550952}}) = 0
9719 fcntl(5, F_GETFL <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9719 <... fcntl resumed> ) = 0 (flags O_RDONLY)
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9719 fcntl(5, F_SETFL, O_RDONLY|O_NONBLOCK <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=604983000}) = 0
9719 <... fcntl resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9719 epoll_ctl(4, EPOLL_CTL_ADD, 6, {EPOLLIN|EPOLLOUT|EPOLLRDHUP|EPOLLET, {u32=2890415576, u64=140375306550744}}) = 0
9719 fcntl(6, F_GETFL) = 0x1 (flags O_WRONLY)
9719 fcntl(6, F_SETFL, O_WRONLY|O_NONBLOCK) = 0
9719 fcntl(6, F_GETFL <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9719 <... fcntl resumed> ) = 0x801 (flags O_WRONLY|O_NONBLOCK)
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9719 fcntl(6, F_SETFL, O_WRONLY <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=605264688}) = 0
9719 <... fcntl resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9719 fcntl(6, F_GETFL) = 0x1 (flags O_WRONLY)
9719 fcntl(6, F_SETFL, O_WRONLY) = 0
9719 pipe2([7, 8], O_CLOEXEC) = 0
9719 getpid( <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9719 <... getpid resumed> ) = 9714
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9719 rt_sigprocmask(SIG_SETMASK, NULL, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=605534126}) = 0
9719 <... rt_sigprocmask resumed> [], 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9719 rt_sigprocmask(SIG_SETMASK, ~[], NULL, 8) = 0
9719 clone( <unfinished ...>
9722 rt_sigaction(SIGHUP, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9715 <... nanosleep resumed> NULL) = 0
9722 rt_sigaction(SIGINT, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=605832063}) = 0
9722 rt_sigaction(SIGQUIT, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9722 rt_sigaction(SIGILL, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGTRAP, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGABRT, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 rt_sigaction(SIGBUS, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=606082978}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 rt_sigaction(SIGFPE, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGUSR1, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGSEGV, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGUSR2, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 rt_sigaction(SIGPIPE, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=606351912}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 rt_sigaction(SIGALRM, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGTERM, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGSTKFLT, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGCHLD, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 rt_sigaction(SIGURG, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=606619002}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 rt_sigaction(SIGXCPU, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGXFSZ, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGVTALRM, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGPROF, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 rt_sigaction(SIGWINCH, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=606888457}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 rt_sigaction(SIGIO, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGPWR, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGSYS, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_2, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9722 rt_sigaction(SIGRT_3, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=607226908}) = 0
9722 rt_sigaction(SIGRT_4, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9722 rt_sigaction(SIGRT_5, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_6, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_7, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9715 <... nanosleep resumed> NULL) = 0
9722 rt_sigaction(SIGRT_8, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9722 rt_sigaction(SIGRT_9, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=607505059}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9722 rt_sigaction(SIGRT_10, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9722 rt_sigaction(SIGRT_11, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_12, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_13, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9715 <... nanosleep resumed> NULL) = 0
9722 rt_sigaction(SIGRT_14, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=607899465}) = 0
9722 rt_sigaction(SIGRT_15, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... rt_sigaction resumed> NULL, 8) = 0
9722 rt_sigaction(SIGRT_16, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_17, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_18, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 rt_sigaction(SIGRT_19, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=608151009}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 rt_sigaction(SIGRT_20, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_21, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_22, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_23, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 rt_sigaction(SIGRT_24, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=608427842}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 rt_sigaction(SIGRT_25, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_26, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_27, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_28, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 rt_sigaction(SIGRT_29, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=608693690}) = 0
9722 <... rt_sigaction resumed> NULL, 8) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 rt_sigaction(SIGRT_30, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_31, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigaction(SIGRT_32, {sa_handler=SIG_DFL, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x45a9f0}, NULL, 8) = 0
9722 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... rt_sigprocmask resumed> NULL, 8) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 dup2(3, 0 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=608960005}) = 0
9722 <... dup2 resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 dup2(6, 1) = 1
9722 dup2(6, 2) = 2
9722 execve("/usr/bin/whoami", ["whoami"], 0xc0000cc000 /* 12 vars */ <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9719 <... clone resumed> child_stack=NULL, flags=CLONE_VM|CLONE_VFORK|SIGCHLD) = 9722
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... execve resumed> ) = 0
9719 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=609289447}) = 0
9722 access("/etc/suid-debug", F_OK <unfinished ...>
9719 <... rt_sigprocmask resumed> NULL, 8) = 0
9722 <... access resumed> ) = -1 ENOENT (No such file or directory)
9719 close(8 <unfinished ...>
9722 brk(NULL <unfinished ...>
9719 <... close resumed> ) = 0
9722 <... brk resumed> ) = 0x555c651ed000
9719 read(7, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 fcntl(0, F_GETFD <unfinished ...>
9719 <... read resumed> "", 8) = 0
9722 <... fcntl resumed> ) = 0
9719 close(7 <unfinished ...>
9722 fcntl(1, F_GETFD) = 0
9719 <... close resumed> ) = 0
9722 fcntl(2, F_GETFD) = 0
9719 close(3 <unfinished ...>
9722 access("/etc/suid-debug", F_OK <unfinished ...>
9719 <... close resumed> ) = 0
9722 <... access resumed> ) = -1 ENOENT (No such file or directory)
9719 epoll_ctl(4, EPOLL_CTL_DEL, 6, 0xc000043c0c <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 access("/etc/ld.so.preload", R_OK <unfinished ...>
9719 <... epoll_ctl resumed> ) = 0
9722 <... access resumed> ) = -1 ENOENT (No such file or directory)
9719 close(6 <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC <unfinished ...>
9719 <... close resumed> ) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=609680938}) = 0
9722 <... openat resumed> ) = 3
9719 futex(0xc00007cf48, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=68053, ...}) = 0
9721 <... futex resumed> ) = 0
9722 mmap(NULL, 68053, PROT_READ, MAP_PRIVATE, 3, 0 <unfinished ...>
9721 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
9719 <... futex resumed> ) = 1
9722 <... mmap resumed> ) = 0x7f315aa03000
9722 close(3 <unfinished ...>
9719 waitid(P_PID, 9722, <unfinished ...>
9722 <... close resumed> ) = 0
9722 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
9715 <... nanosleep resumed> NULL) = 0
9722 read(3, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... read resumed> "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\260A\2\0\0\0\0\0"..., 832) = 832
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=609991761}) = 0
9722 fstat(3, <unfinished ...>
9721 <... nanosleep resumed> NULL) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0755, st_size=1824496, ...}) = 0
9721 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9722 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... mmap resumed> ) = 0x7f315aa01000
9721 <... futex resumed> ) = 1
9717 <... futex resumed> ) = 0
9722 mmap(NULL, 1837056, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0 <unfinished ...>
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9722 <... mmap resumed> ) = 0x7f315a840000
9722 mprotect(0x7f315a862000, 1658880, PROT_NONE <unfinished ...>
9721 read(5, <unfinished ...>
9722 <... mprotect resumed> ) = 0
9721 <... read resumed> 0xc0000d2000, 512) = -1 EAGAIN (Resource temporarily unavailable)
9722 mmap(0x7f315a862000, 1343488, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x22000 <unfinished ...>
9721 epoll_pwait(4, <unfinished ...>
9722 <... mmap resumed> ) = 0x7f315a862000
9721 <... epoll_pwait resumed> [], 128, 0, NULL, 0) = 0
9722 mmap(0x7f315a9aa000, 311296, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16a000 <unfinished ...>
9721 epoll_pwait(4, <unfinished ...>
9722 <... mmap resumed> ) = 0x7f315a9aa000
9715 <... nanosleep resumed> NULL) = 0
9722 mmap(0x7f315a9f7000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b6000 <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... mmap resumed> ) = 0x7f315a9f7000
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=610351480}) = 0
9722 mmap(0x7f315a9fd000, 14336, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... mmap resumed> ) = 0x7f315a9fd000
9722 close(3) = 0
9722 arch_prctl(ARCH_SET_FS, 0x7f315aa02540) = 0
9715 <... nanosleep resumed> NULL) = 0
9722 mprotect(0x7f315a9f7000, 16384, PROT_READ <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... mprotect resumed> ) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=610649629}) = 0
9722 mprotect(0x555c64781000, 4096, PROT_READ <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... mprotect resumed> ) = 0
9722 mprotect(0x7f315aa3b000, 4096, PROT_READ) = 0
9722 munmap(0x7f315aa03000, 68053) = 0
9715 <... nanosleep resumed> NULL) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 brk(NULL <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=610932206}) = 0
9722 <... brk resumed> ) = 0x555c651ed000
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 brk(0x555c6520e000) = 0x555c6520e000
9722 openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 3
9715 <... nanosleep resumed> NULL) = 0
9722 fstat(3, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=2995, ...}) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=611239623}) = 0
9722 read(3, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... read resumed> "# Locale name alias data base.\n#"..., 4096) = 2995
9722 read(3, "", 4096) = 0
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_IDENTIFICATION", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = -1 ENOENT (No such file or directory)
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_IDENTIFICATION", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=611503370}) = 0
9722 <... openat resumed> ) = 3
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 fstat(3, {st_mode=S_IFREG|0644, st_size=368, ...}) = 0
9722 mmap(NULL, 368, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa13000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/gconv/gconv-modules.cache", O_RDONLY <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=611770387}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=26402, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 mmap(NULL, 26402, PROT_READ, MAP_SHARED, 3, 0) = 0x7f315aa0c000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_MEASUREMENT", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_MEASUREMENT", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=612050218}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=23, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 mmap(NULL, 23, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa0b000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_TELEPHONE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_TELEPHONE", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=612323122}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=59, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 mmap(NULL, 59, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa0a000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_ADDRESS", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_ADDRESS", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=612595451}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=167, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 mmap(NULL, 167, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa09000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_NAME", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_NAME", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=612867920}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=77, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 mmap(NULL, 77, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa08000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_PAPER", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_PAPER", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... openat resumed> ) = 3
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=613152659}) = 0
9722 fstat(3, <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=34, ...}) = 0
9722 mmap(NULL, 34, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa07000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_MESSAGES", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = -1 ENOENT (No such file or directory)
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_MESSAGES", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=613428642}) = 0
9722 <... openat resumed> ) = 3
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 fstat(3, {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_MESSAGES/SYS_LC_MESSAGES", O_RDONLY|O_CLOEXEC) = 3
9722 fstat(3, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=57, ...}) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 mmap(NULL, 57, PROT_READ, MAP_PRIVATE, 3, 0 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=613701323}) = 0
9722 <... mmap resumed> ) = 0x7f315aa06000
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_MONETARY", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_MONETARY", O_RDONLY|O_CLOEXEC) = 3
9722 fstat(3, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=286, ...}) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 mmap(NULL, 286, PROT_READ, MAP_PRIVATE, 3, 0 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=613972591}) = 0
9722 <... mmap resumed> ) = 0x7f315aa05000
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_COLLATE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_COLLATE", O_RDONLY|O_CLOEXEC) = 3
9715 <... nanosleep resumed> NULL) = 0
9722 fstat(3, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=2586242, ...}) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=614222815}) = 0
9722 mmap(NULL, 2586242, PROT_READ, MAP_PRIVATE, 3, 0 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 <... mmap resumed> ) = 0x7f315a5c8000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_TIME", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_TIME", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=614481812}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=3284, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 mmap(NULL, 3284, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa04000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_NUMERIC", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_NUMERIC", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=614753796}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=54, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
9722 mmap(NULL, 54, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315aa03000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.UTF-8/LC_CTYPE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
9722 openat(AT_FDCWD, "/usr/lib/locale/en_US.utf8/LC_CTYPE", O_RDONLY|O_CLOEXEC <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... openat resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 fstat(3, <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=615027421}) = 0
9722 <... fstat resumed> {st_mode=S_IFREG|0644, st_size=337024, ...}) = 0
9715 nanosleep({tv_sec=0, tv_nsec=40000}, <unfinished ...>
9722 mmap(NULL, 337024, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315a575000
9722 close(3 <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... close resumed> ) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 geteuid( <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=615224419}) = 0
9722 <... geteuid resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=80000}, <unfinished ...>
9722 socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0) = 3
9722 connect(3, {sa_family=AF_UNIX, sun_path="/var/run/nscd/socket"}, 110) = -1 ENOENT (No such file or directory)
9722 close(3) = 0
9722 socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0 <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... socket resumed> ) = 3
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 connect(3, {sa_family=AF_UNIX, sun_path="/var/run/nscd/socket"}, 110 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=615545120}) = 0
9722 <... connect resumed> ) = -1 ENOENT (No such file or directory)
9715 nanosleep({tv_sec=0, tv_nsec=160000}, <unfinished ...>
9722 close(3) = 0
9722 openat(AT_FDCWD, "/etc/nsswitch.conf", O_RDONLY|O_CLOEXEC) = 3
9722 fstat(3, {st_mode=S_IFREG|0644, st_size=572, ...}) = 0
9722 read(3, "# /etc/nsswitch.conf\n#\n# Example"..., 4096) = 572
9722 read(3, <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... read resumed> "", 4096) = 0
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 close(3 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=615908295}) = 0
9722 <... close resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=320000}, <unfinished ...>
9722 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
9722 fstat(3, {st_mode=S_IFREG|0644, st_size=68053, ...}) = 0
9722 mmap(NULL, 68053, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f315a564000
9722 close(3) = 0
9722 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnss_files.so.2", O_RDONLY|O_CLOEXEC) = 3
9722 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0003\0\0\0\0\0\0"..., 832) = 832
9722 fstat(3, {st_mode=S_IFREG|0644, st_size=55792, ...}) = 0
9722 mmap(NULL, 83768, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0 <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9722 <... mmap resumed> ) = 0x7f315a54f000
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 mprotect(0x7f315a552000, 40960, PROT_NONE <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=616431591}) = 0
9722 <... mprotect resumed> ) = 0
9715 nanosleep({tv_sec=0, tv_nsec=640000}, <unfinished ...>
9722 mmap(0x7f315a552000, 28672, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7f315a552000
9722 mmap(0x7f315a559000, 8192, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xa000) = 0x7f315a559000
9722 mmap(0x7f315a55c000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xc000) = 0x7f315a55c000
9722 mmap(0x7f315a55e000, 22328, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f315a55e000
9722 close(3) = 0
9722 mprotect(0x7f315a55c000, 4096, PROT_READ) = 0
9722 munmap(0x7f315a564000, 68053) = 0
9722 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
9722 lseek(3, 0, SEEK_CUR) = 0
9722 fstat(3, {st_mode=S_IFREG|0644, st_size=2388, ...}) = 0
9722 read(3, "root:x:0:0:root:/root:/bin/bash\n"..., 4096) = 2388
9722 close(3) = 0
9715 <... nanosleep resumed> NULL) = 0
9722 fstat(1, <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... fstat resumed> {st_mode=S_IFIFO|0600, st_size=0, ...}) = 0
9715 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=617278129}) = 0
9722 write(1, "root\n", 5 <unfinished ...>
9715 nanosleep({tv_sec=0, tv_nsec=1280000}, <unfinished ...>
9722 <... write resumed> ) = 5
9721 <... epoll_pwait resumed> [{EPOLLIN, {u32=2890415784, u64=140375306550952}}], 128, -1, NULL, 3) = 1
9722 close(1 <unfinished ...>
9721 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9722 <... close resumed> ) = 0
9721 <... clock_gettime resumed> {tv_sec=1285586, tv_nsec=617380847}) = 0
9722 close(2 <unfinished ...>
9721 read(5, <unfinished ...>
9722 <... close resumed> ) = 0
9721 <... read resumed> "root\n", 512) = 5
9722 exit_group(0) = ?
9721 read(5, "", 1531) = 0
9722 +++ exited with 0 +++
9721 epoll_ctl(4, EPOLL_CTL_DEL, 5, 0xc00003fe24 <unfinished ...>
9719 <... waitid resumed> {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9722, si_uid=65534, si_status=0, si_utime=0, si_stime=0}, WEXITED|WNOWAIT, NULL) = 0
9721 <... epoll_ctl resumed> ) = 0
9719 --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9722, si_uid=65534, si_status=0, si_utime=0, si_stime=0} ---
9721 close(5) = 0
9719 rt_sigreturn({mask=[]} <unfinished ...>
9721 epoll_pwait(4, <unfinished ...>
9719 <... rt_sigreturn resumed> ) = 0
9721 <... epoll_pwait resumed> [], 128, 0, NULL, 824633982976) = 0
9721 epoll_pwait(4, <unfinished ...>
9719 wait4(9722, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, {ru_utime={tv_sec=0, tv_usec=0}, ru_stime={tv_sec=0, tv_usec=6608}, ...}) = 9722
9719 clock_gettime(CLOCK_REALTIME, {tv_sec=1601405013, tv_nsec=765582946}) = 0
9719 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=617888861}) = 0
9719 write(2, "test.go:45: root\n", 17) = 17
9719 clock_gettime(CLOCK_REALTIME, {tv_sec=1601405013, tv_nsec=765781019}) = 0
9719 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=618085655}) = 0
9719 write(2, "test.go:46: Command complete\n", 29) = 29
9719 futex(0xc000034f48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9715 <... nanosleep resumed> NULL) = 0
9715 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285586, tv_nsec=618796472}) = 0
9715 futex(0x5adfb0, FUTEX_WAIT_PRIVATE, 0, {tv_sec=60, tv_nsec=0} <unfinished ...>
9714 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
9714 --- SIGTERM {si_signo=SIGTERM, si_code=SI_USER, si_pid=10032, si_uid=0} ---
9714 futex(0x5c9520, FUTEX_WAKE_PRIVATE, 1) = 1
9718 <... futex resumed> ) = 0
9714 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]} <unfinished ...>
9718 futex(0x5adfb0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9714 <... rt_sigreturn resumed> ) = 202
9714 futex(0x5ae8e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9718 <... futex resumed> ) = 1
9715 <... futex resumed> ) = 0
9718 futex(0xc000034f48, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9715 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
9718 <... futex resumed> ) = 1
9719 <... futex resumed> ) = 0
9718 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9715 <... clock_gettime resumed> {tv_sec=1285594, tv_nsec=521481912}) = 0
9719 futex(0xc000034848, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
9718 <... futex resumed> ) = 1
9717 <... futex resumed> ) = 0
9719 <... futex resumed> ) = 1
9718 futex(0x5c9520, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 exit_group(0 <unfinished ...>
9717 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
9719 <... exit_group resumed>) = ?
9714 <... futex resumed>) = ?
9721 <... epoll_pwait resumed> <unfinished ...>) = ?
9720 <... futex resumed>) = ?
9719 +++ exited with 0 +++
9721 +++ exited with 0 +++
9718 <... futex resumed>) = ?
9720 +++ exited with 0 +++
9717 <... futex resumed>) = ?
9718 +++ exited with 0 +++
9716 <... futex resumed>) = ?
9717 +++ exited with 0 +++
9716 +++ exited with 0 +++
9715 +++ exited with 0 +++
9714 +++ exited with 0 +++
[-- Attachment #3: musl_strace.txt --]
[-- Type: text/plain, Size: 56013 bytes --]
8238 execve("./test", ["./test"], 0x7ffd72c9f958 /* 12 vars */) = 0
8238 arch_prctl(ARCH_SET_FS, 0x5d2840) = 0
8238 set_tid_address(0x5d2ab0) = 8238
8238 brk(NULL) = 0x1d86000
8238 brk(0x1d88000) = 0x1d88000
8238 mmap(0x1d86000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1d86000
8238 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b64585000
8238 munmap(0x7f2b64585000, 4096) = 0
8238 sched_getaffinity(0, 8192, [0, 1, 2, 3]) = 64
8238 openat(AT_FDCWD, "/sys/kernel/mm/transparent_hugepage/hpage_pmd_size", O_RDONLY) = 3
8238 read(3, "2097152\n", 20) = 8
8238 close(3) = 0
8238 mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b64546000
8238 mmap(0xc000000000, 67108864, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xc000000000
8238 mmap(0xc000000000, 67108864, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xc000000000
8238 mmap(NULL, 33554432, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b62546000
8238 mmap(NULL, 2164736, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b62335000
8238 mmap(NULL, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b62325000
8238 mmap(NULL, 65536, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b62315000
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568547878}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568623785}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568682073}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568741198}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568799229}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568856910}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568915069}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=568973296}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569031460}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569089101}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569146855}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569205266}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569263015}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569321306}) = 0
8238 rt_sigprocmask(SIG_SETMASK, NULL, [], 8) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569514898}) = 0
8238 clock_gettime(CLOCK_MONOTONIC, {tv_sec=1285556, tv_nsec=569571747}) = 0
8238 sigaltstack(NULL, {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8238 sigaltstack({ss_sp=0xc000002000, ss_flags=0, ss_size=32768}, NULL) = 0
8238 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
8238 gettid() = 8238
8238 rt_sigaction(SIGHUP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigprocmask(SIG_UNBLOCK, [RT_1 RT_2], NULL, 8) = 0
8238 rt_sigaction(SIGHUP, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGINT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGINT, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGQUIT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGQUIT, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGILL, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGILL, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGTRAP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGTRAP, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGABRT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
8238 rt_sigaction(SIGABRT, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
8238 rt_sigaction(SIGBUS, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGBUS, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGFPE, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGFPE, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGUSR1, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGUSR1, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGSEGV, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGSEGV, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGUSR2, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGUSR2, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGPIPE, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGPIPE, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGALRM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGALRM, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGTERM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGTERM, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGSTKFLT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGSTKFLT, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGCHLD, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGCHLD, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGURG, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGURG, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGXCPU, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGXCPU, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGXFSZ, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGXFSZ, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGVTALRM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGVTALRM, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGPROF, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGPROF, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGWINCH, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGWINCH, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGIO, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGIO, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGPWR, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGPWR, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGSYS, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGSYS, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRTMIN, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_1, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_2, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_2, {sa_handler=0x458b80, sa_mask=~[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x458c40}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_3, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_3, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_4, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_4, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_5, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_5, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_6, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_6, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_7, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_7, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_8, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_8, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_9, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_9, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_10, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_10, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_11, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_11, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_12, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_12, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_13, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_13, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_14, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_14, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_15, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_15, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_16, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_16, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_17, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_17, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_18, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_18, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_19, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_19, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_20, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_20, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_21, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_21, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_22, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_22, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_23, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_23, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_24, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_24, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_25, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_25, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_26, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_26, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_27, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_27, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_28, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_28, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_29, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_29, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_30, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_30, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_31, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_31, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 rt_sigaction(SIGRT_32, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
8238 rt_sigaction(SIGRT_32, {sa_handler=0x458b80, sa_mask=~[RTMIN RT_1 RT_2], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b62314000
8238 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1 RT_2], [], 8) = 0
8238 rt_sigprocmask(SIG_UNBLOCK, [RT_1 RT_2], NULL, 8) = 0
8238 mmap(NULL, 143360, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b622f1000
8238 mprotect(0x7f2b622f3000, 135168, PROT_READ|PROT_WRITE) = 0
8238 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
8238 clone(child_stack=0x7f2b62313ee8, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|0x400000, parent_tidptr=0x7f2b62313f68, tls=0x7f2b62313f38, child_tidptr=0x5d2ab0) = 8239
8239 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8239 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8239 munmap(0x7f2b62314000, 4096 <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
8239 <... munmap resumed> ) = 0
8239 sigaltstack(NULL, <unfinished ...>
8238 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8239 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8238 <... mmap resumed> ) = 0x7f2b62314000
8239 sigaltstack({ss_sp=0xc000046000, ss_flags=0, ss_size=32768}, <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8239 <... sigaltstack resumed> NULL) = 0
8238 <... rt_sigprocmask resumed> [], 8) = 0
8239 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8238 mmap(NULL, 143360, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8239 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 <... mmap resumed> ) = 0x7f2b622ce000
8239 gettid( <unfinished ...>
8238 mprotect(0x7f2b622d0000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
8239 <... gettid resumed> ) = 8239
8238 <... mprotect resumed> ) = 0
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
8238 clone(child_stack=0x7f2b622f0ee8, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|0x400000, parent_tidptr=0x7f2b622f0f68, tls=0x7f2b622f0f38, child_tidptr=0x5d2ab0) = 8240
8240 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8240 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8240 munmap(0x7f2b62314000, 4096 <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8240 <... munmap resumed> ) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8240 sigaltstack(NULL, <unfinished ...>
8238 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8240 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8238 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=578521431}) = 0
8240 sigaltstack({ss_sp=0xc00004e000, ss_flags=0, ss_size=32768}, <unfinished ...>
8238 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8240 <... sigaltstack resumed> NULL) = 0
8238 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=578567552}) = 0
8240 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8240 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8240 gettid( <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 <... mmap resumed> ) = 0x7f2b62314000
8240 <... gettid resumed> ) = 8240
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=578672468}) = 0
8238 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 <... rt_sigprocmask resumed> [], 8) = 0
8240 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8238 mmap(NULL, 143360, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8240 <... rt_sigprocmask resumed> [], 8) = 0
8238 <... mmap resumed> ) = 0x7f2b622ab000
8240 mmap(NULL, 143360, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8238 mprotect(0x7f2b622ad000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
8240 <... mmap resumed> ) = 0x7f2b62288000
8238 <... mprotect resumed> ) = 0
8240 mprotect(0x7f2b6228a000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
8238 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8240 <... mprotect resumed> ) = 0
8238 <... rt_sigprocmask resumed> ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
8238 clone( <unfinished ...>
8240 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8238 <... clone resumed> child_stack=0x7f2b622cdee8, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|0x400000, parent_tidptr=0x7f2b622cdf68, tls=0x7f2b622cdf38, child_tidptr=0x5d2ab0) = 8241
8241 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8241 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8241 sigaltstack(NULL, <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8241 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8241 sigaltstack({ss_sp=0xc00005c000, ss_flags=0, ss_size=32768}, <unfinished ...>
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8241 <... sigaltstack resumed> NULL) = 0
8240 <... rt_sigprocmask resumed> ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
8241 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8240 clone( <unfinished ...>
8241 <... rt_sigprocmask resumed> NULL, 8) = 0
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8241 gettid() = 8241
8242 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8241 futex(0x5b7ac8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8242 <... rt_sigprocmask resumed> NULL, 8) = 0
8240 <... clone resumed> child_stack=0x7f2b622aaee8, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|0x400000, parent_tidptr=0x7f2b622aaf68, tls=0x7f2b622aaf38, child_tidptr=0x5d2ab0) = 8242
8238 <... futex resumed> ) = 0
8242 munmap(0x7f2b62314000, 4096 <unfinished ...>
8238 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8241 <... futex resumed> ) = 1
8242 <... munmap resumed> ) = 0
8238 <... mmap resumed> ) = 0x7f2b62314000
8242 sigaltstack(NULL, <unfinished ...>
8241 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8242 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8238 <... rt_sigprocmask resumed> [], 8) = 0
8242 sigaltstack({ss_sp=0xc000068000, ss_flags=0, ss_size=32768}, <unfinished ...>
8238 mmap(NULL, 143360, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8242 <... sigaltstack resumed> NULL) = 0
8238 <... mmap resumed> ) = 0x7f2b62265000
8242 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8238 mprotect(0x7f2b62267000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
8242 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 <... mprotect resumed> ) = 0
8242 gettid( <unfinished ...>
8240 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8238 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8242 <... gettid resumed> ) = 8242
8238 <... rt_sigprocmask resumed> ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
8242 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 clone( <unfinished ...>
8240 <... rt_sigprocmask resumed> NULL, 8) = 0
8242 <... futex resumed> ) = 1
8241 <... futex resumed> ) = 0
8242 futex(0x5b7ac8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... clone resumed> child_stack=0x7f2b62287ee8, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|0x400000, parent_tidptr=0x7f2b62287f68, tls=0x7f2b62287f38, child_tidptr=0x5d2ab0) = 8243
8243 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8243 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8243 munmap(0x7f2b62314000, 4096 <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8242 <... futex resumed> ) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8243 <... munmap resumed> ) = 0
8242 futex(0xc000064148, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8243 sigaltstack(NULL, <unfinished ...>
8241 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8243 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8238 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8243 sigaltstack({ss_sp=0xc000072000, ss_flags=0, ss_size=32768}, <unfinished ...>
8238 <... mmap resumed> ) = 0x7f2b62314000
8243 <... sigaltstack resumed> NULL) = 0
8240 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8243 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8238 <... rt_sigprocmask resumed> [], 8) = 0
8243 <... rt_sigprocmask resumed> NULL, 8) = 0
8240 <... rt_sigprocmask resumed> NULL, 8) = 0
8243 gettid( <unfinished ...>
8238 mmap(NULL, 143360, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8243 <... gettid resumed> ) = 8243
8238 <... mmap resumed> ) = 0x7f2b62242000
8243 futex(0xc000034f48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8238 mprotect(0x7f2b62244000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
8240 futex(0xc000034848, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=579163958}) = 0
8238 <... mprotect resumed> ) = 0
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
8238 clone(child_stack=0x7f2b62264ee8, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|0x400000, parent_tidptr=0x7f2b62264f68, tls=0x7f2b62264f38, child_tidptr=0x5d2ab0) = 8244
8244 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8244 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8244 munmap(0x7f2b62314000, 4096 <unfinished ...>
8238 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8244 <... munmap resumed> ) = 0
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8244 sigaltstack(NULL, <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=580202019}) = 0
8244 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8244 sigaltstack({ss_sp=0xc000080000, ss_flags=0, ss_size=32768}, NULL) = 0
8244 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
8238 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8244 gettid( <unfinished ...>
8238 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=580388505}) = 0
8244 <... gettid resumed> ) = 8244
8238 readlinkat(AT_FDCWD, "/proc/self/exe", <unfinished ...>
8244 futex(0x5d2d38, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8238 <... readlinkat resumed> "/home/admin/go/src/github.braint"..., 128) = 66
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 fcntl(0, F_GETFL <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=580515611}) = 0
8238 <... fcntl resumed> ) = 0x402 (flags O_RDWR|O_APPEND)
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 futex(0xc000034f48, FUTEX_WAKE_PRIVATE, 1) = 1
8243 <... futex resumed> ) = 0
8238 mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8243 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
8238 <... mmap resumed> ) = 0x7f2b62202000
8238 fcntl(1, F_GETFL) = 0x402 (flags O_RDWR|O_APPEND)
8238 fcntl(2, F_GETFL <unfinished ...>
8243 <... nanosleep resumed> NULL) = 0
8238 <... fcntl resumed> ) = 0x402 (flags O_RDWR|O_APPEND)
8243 futex(0xc000034848, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8243 <... futex resumed> ) = 1
8238 getuid( <unfinished ...>
8243 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
8238 <... getuid resumed> ) = 0
8240 <... futex resumed> ) = 0
8238 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC <unfinished ...>
8240 futex(0x5d2e20, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 <... openat resumed> ) = 3
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=580911141}) = 0
8238 epoll_create1(EPOLL_CLOEXEC <unfinished ...>
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 <... epoll_create1 resumed> ) = 4
8238 epoll_ctl(4, EPOLL_CTL_ADD, 3, {EPOLLIN|EPOLLOUT|EPOLLRDHUP|EPOLLET, {u32=1646292648, u64=139824306613928}}) = -1 EPERM (Operation not permitted)
8243 <... nanosleep resumed> NULL) = 0
8238 epoll_ctl(4, EPOLL_CTL_DEL, 3, 0xc00003ea94 <unfinished ...>
8243 futex(0xc000034f48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8238 <... epoll_ctl resumed> ) = -1 EPERM (Operation not permitted)
8238 read(3, <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8238 <... read resumed> "root:x:0:0:root:/root:/bin/bash\n"..., 4096) = 2388
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 close(3 <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=581185499}) = 0
8238 <... close resumed> ) = 0
8239 epoll_pwait(4, <unfinished ...>
8238 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC <unfinished ...>
8239 <... epoll_pwait resumed> [], 128, 0, NULL, 2) = 0
8238 <... openat resumed> ) = 3
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 epoll_ctl(4, EPOLL_CTL_ADD, 3, {EPOLLIN|EPOLLOUT|EPOLLRDHUP|EPOLLET, {u32=1646292648, u64=139824306613928}}) = -1 EPERM (Operation not permitted)
8238 epoll_ctl(4, EPOLL_CTL_DEL, 3, 0xc00003ec2c) = -1 EPERM (Operation not permitted)
8238 read(3, "root:x:0:0:root:/root:/bin/bash\n"..., 4096) = 2388
8238 close(3 <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8238 <... close resumed> ) = 0
8238 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 <... rt_sigprocmask resumed> [], 8) = 0
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=581609599}) = 0
8238 rt_sigprocmask(SIG_BLOCK, ~[], <unfinished ...>
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 gettid() = 8238
8238 rt_sigaction(SIGRT_2, {sa_handler=0x4b96cf, sa_mask=~[], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x4b566e}, NULL, 8) = 0
8238 tkill(8244, SIGRT_2) = 0
8244 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8244 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 <... nanosleep resumed> NULL) = 0
8244 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 <... futex resumed> ) = 0
8244 <... futex resumed> ) = 1
8238 tkill(8243, SIGRT_2 <unfinished ...>
8244 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=581925309}) = 0
8238 <... tkill resumed> ) = 0
8243 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8243 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8243 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = 0
8243 <... futex resumed> ) = 1
8238 tkill(8241, SIGRT_2 <unfinished ...>
8243 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8238 <... tkill resumed> ) = 0
8241 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8241 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8241 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = 0
8241 <... futex resumed> ) = 1
8238 tkill(8240, SIGRT_2 <unfinished ...>
8241 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8238 <... tkill resumed> ) = 0
8240 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8240 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8240 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=582342334}) = 0
8240 <... futex resumed> ) = 1
8238 <... futex resumed> ) = 0
8240 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8238 tkill(8242, SIGRT_2 <unfinished ...>
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 <... tkill resumed> ) = 0
8242 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8242 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8242 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = 0
8242 <... futex resumed> ) = 1
8238 tkill(8239, SIGRT_2 <unfinished ...>
8242 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8238 <... tkill resumed> ) = 0
8239 <... nanosleep resumed> NULL) = 0
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8239 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = 0
8239 <... futex resumed> ) = 1
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 setreuid(0, 65534 <unfinished ...>
8238 <... futex resumed> ) = 1
8244 <... futex resumed> ) = 0
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8244 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8239 <... setreuid resumed> ) = 0
8239 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = 0
8239 <... futex resumed> ) = 1
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 rt_sigreturn({mask=[]} <unfinished ...>
8238 <... futex resumed> ) = 1
8243 <... futex resumed> ) = 0
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 setreuid(0, 65534 <unfinished ...>
8239 <... rt_sigreturn resumed> ) = 0
8238 <... futex resumed> ) = 1
8243 <... setreuid resumed> ) = 0
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8243 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
8243 <... futex resumed> ) = 0
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 rt_sigreturn({mask=[]} <unfinished ...>
8241 <... futex resumed> ) = 0
8238 <... futex resumed> ) = 1
8243 <... rt_sigreturn resumed> ) = 202
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 futex(0xc000034f48, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8241 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8238 <... futex resumed> ) = 1
8242 <... futex resumed> ) = 0
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8242 setreuid(0, 65534 <unfinished ...>
8241 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
8242 <... setreuid resumed> ) = 0
8241 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8242 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8240 <... futex resumed> ) = 0
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8242 <... futex resumed> ) = 1
8238 <... futex resumed> ) = 0
8242 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8240 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8242 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
8240 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
8238 <... futex resumed> ) = 1
8244 <... futex resumed> ) = 0
8242 rt_sigreturn({mask=[]} <unfinished ...>
8238 rt_sigaction(SIGRT_2, {sa_handler=SIG_IGN, sa_mask=~[], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x4b566e}, <unfinished ...>
8244 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8242 <... rt_sigreturn resumed> ) = 202
8238 <... rt_sigaction resumed> NULL, 8) = 0
8242 futex(0xc000064148, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8240 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8238 setreuid(0, 65534 <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=583190452}) = 0
8238 <... setreuid resumed> ) = 0
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1) = 1
8241 <... futex resumed> ) = 0
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8241 setreuid(0, 65534 <unfinished ...>
8238 <... futex resumed> ) = 1
8244 <... futex resumed> ) = 0
8241 <... setreuid resumed> ) = 0
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8244 setreuid(0, 65534 <unfinished ...>
8241 rt_sigreturn({mask=[]} <unfinished ...>
8238 <... futex resumed> ) = 1
8244 <... setreuid resumed> ) = 0
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8244 rt_sigreturn({mask=[]} <unfinished ...>
8238 <... futex resumed> ) = 0
8244 <... rt_sigreturn resumed> ) = 202
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8244 futex(0x5d2d38, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8238 <... futex resumed> ) = 0
8241 <... rt_sigreturn resumed> ) = 202
8238 futex(0x5d29c0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8240 <... futex resumed> ) = 0
8238 <... futex resumed> ) = 0
8241 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8240 setreuid(0, 65534 <unfinished ...>
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8240 <... setreuid resumed> ) = 0
8239 <... nanosleep resumed> NULL) = 0
8240 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 <... futex resumed> ) = 0
8240 <... futex resumed> ) = 1
8238 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8240 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
8240 <... futex resumed> ) = 0
8238 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8240 rt_sigreturn({mask=[]} <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=583823568}) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8240 <... rt_sigreturn resumed> ) = 202
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8238 geteuid( <unfinished ...>
8240 futex(0x5d2e20, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8238 <... geteuid resumed> ) = 65534
8238 futex(0xc000034f48, FUTEX_WAKE_PRIVATE, 1) = 1
8243 <... futex resumed> ) = 0
8238 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
8243 nanosleep({tv_sec=0, tv_nsec=3000}, <unfinished ...>
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8238 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
8239 <... nanosleep resumed> NULL) = 0
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8238 futex(0xc000064148, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=584219136}) = 0
8238 <... futex resumed> ) = 1
8242 <... futex resumed> ) = 0
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8243 <... nanosleep resumed> NULL) = 0
8242 futex(0x5b7ac8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 futex(0xc000034bc8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8238 <... futex resumed> ) = 0
8243 <... futex resumed> ) = 1
8238 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
8242 <... futex resumed> ) = 1
8238 <... rt_sigprocmask resumed> NULL, 8) = 0
8241 <... futex resumed> ) = 0
8238 futex(0xc000064148, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 newfstatat(AT_FDCWD, "/usr/local/sbin/whoami", <unfinished ...>
8238 <... futex resumed> ) = 0
8242 futex(0xc000064148, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8243 <... newfstatat resumed> 0xc0000be108, 0) = -1 ENOENT (No such file or directory)
8242 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
8243 newfstatat(AT_FDCWD, "/usr/local/bin/whoami", <unfinished ...>
8241 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8243 <... newfstatat resumed> 0xc0000be1d8, 0) = -1 ENOENT (No such file or directory)
8242 futex(0xc000064148, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8243 newfstatat(AT_FDCWD, "/usr/sbin/whoami", <unfinished ...>
8241 <... mmap resumed> ) = 0x7f2b62314000
8243 <... newfstatat resumed> 0xc0000be2a8, 0) = -1 ENOENT (No such file or directory)
8239 <... nanosleep resumed> NULL) = 0
8241 rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8243 newfstatat(AT_FDCWD, "/usr/bin/whoami", <unfinished ...>
8241 <... rt_sigprocmask resumed> [], 8) = 0
8243 <... newfstatat resumed> {st_mode=S_IFREG|0755, st_size=35456, ...}, 0) = 0
8241 mmap(NULL, 143360, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8243 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC <unfinished ...>
8241 <... mmap resumed> ) = 0x7f2b621df000
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=584706769}) = 0
8243 <... openat resumed> ) = 3
8241 mprotect(0x7f2b621e1000, 135168, PROT_READ|PROT_WRITE <unfinished ...>
8243 epoll_ctl(4, EPOLL_CTL_ADD, 3, {EPOLLIN|EPOLLOUT|EPOLLRDHUP|EPOLLET, {u32=1646292648, u64=139824306613928}} <unfinished ...>
8241 <... mprotect resumed> ) = 0
8243 <... epoll_ctl resumed> ) = -1 EPERM (Operation not permitted)
8241 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8243 epoll_ctl(4, EPOLL_CTL_DEL, 3, 0xc000043ca4 <unfinished ...>
8241 <... rt_sigprocmask resumed> ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
8243 <... epoll_ctl resumed> ) = -1 EPERM (Operation not permitted)
8241 clone( <unfinished ...>
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8243 read(3, "root:x:0:0:root:/root:/bin/bash\n"..., 4096) = 2388
8245 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8243 close(3 <unfinished ...>
8245 <... rt_sigprocmask resumed> NULL, 8) = 0
8243 <... close resumed> ) = 0
8245 munmap(0x7f2b62314000, 4096 <unfinished ...>
8243 clock_gettime(CLOCK_REALTIME, <unfinished ...>
8241 <... clone resumed> child_stack=0x7f2b62201ee8, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|0x400000, parent_tidptr=0x7f2b62201f68, tls=0x7f2b62201f38, child_tidptr=0x5d2ab0) = 8245
8245 <... munmap resumed> ) = 0
8243 <... clock_gettime resumed> {tv_sec=1601404983, tv_nsec=732736621}) = 0
8245 sigaltstack(NULL, <unfinished ...>
8243 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8245 <... sigaltstack resumed> {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
8241 rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], <unfinished ...>
8245 sigaltstack({ss_sp=0xc0000c0000, ss_flags=0, ss_size=32768}, <unfinished ...>
8243 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=585058442}) = 0
8245 <... sigaltstack resumed> NULL) = 0
8241 <... rt_sigprocmask resumed> NULL, 8) = 0
8245 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8243 write(2, "main.go:31: Calling setreuid\n", 29 <unfinished ...>
8245 <... rt_sigprocmask resumed> NULL, 8) = 0
8241 rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
8245 gettid( <unfinished ...>
8243 <... write resumed> ) = 29
8245 <... gettid resumed> ) = 8245
8243 rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], <unfinished ...>
8245 futex(0xc0000644c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8243 <... rt_sigprocmask resumed> [], 8) = 0
8241 <... rt_sigprocmask resumed> NULL, 8) = 0
8243 rt_sigprocmask(SIG_BLOCK, ~[], <unfinished ...>
8241 futex(0xc0000644c8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 <... rt_sigprocmask resumed> NULL, 8) = 0
8241 <... futex resumed> ) = 1
8245 <... futex resumed> ) = 0
8243 gettid( <unfinished ...>
8245 futex(0xc0000644c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8243 <... gettid resumed> ) = 8243
8241 futex(0x5b7ac8, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 rt_sigaction(SIGRT_2, {sa_handler=0x4b96cf, sa_mask=~[], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x4b566e}, <unfinished ...>
8238 <... futex resumed> ) = 0
8243 <... rt_sigaction resumed> NULL, 8) = 0
8241 <... futex resumed> ) = 1
8239 <... nanosleep resumed> NULL) = 0
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8243 tkill(8241, SIGRT_2 <unfinished ...>
8241 futex(0xc000034bc8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8243 <... tkill resumed> ) = 0
8241 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=585410949}) = 0
8243 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8241 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8241 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 <... futex resumed> ) = 0
8241 <... futex resumed> ) = 1
8243 tkill(8245, SIGRT_2 <unfinished ...>
8241 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8245 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8243 <... tkill resumed> ) = 0
8245 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8243 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8245 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 <... futex resumed> ) = -1 EAGAIN (Resource temporarily unavailable)
8245 <... futex resumed> ) = 0
8243 tkill(8240, SIGRT_2 <unfinished ...>
8245 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8243 <... tkill resumed> ) = 0
8240 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8243 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8240 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 <... nanosleep resumed> NULL) = 0
8240 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1) = 1
8243 <... futex resumed> ) = 0
8240 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8243 tkill(8242, SIGRT_2 <unfinished ...>
8239 clock_gettime(CLOCK_MONOTONIC, <unfinished ...>
8243 <... tkill resumed> ) = 0
8242 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8243 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8242 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 <... clock_gettime resumed> {tv_sec=1285556, tv_nsec=585823375}) = 0
8242 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8239 nanosleep({tv_sec=0, tv_nsec=20000}, <unfinished ...>
8243 <... futex resumed> ) = 0
8242 <... futex resumed> ) = 1
8243 tkill(8239, SIGRT_2) = 0
8242 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8243 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8239 <... nanosleep resumed> NULL) = ? ERESTART_RESTARTBLOCK (Interrupted by signal)
8239 --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=8238, si_uid=0} ---
8239 futex(0x5d29a0, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
8243 <... futex resumed> ) = 0
8239 <... futex resumed> ) = 1
8243 tkill(8238, SIGRT_2 <unfinished ...>
8239 futex(0x5d29c0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8243 <... tkill resumed> ) = 0
8243 futex(0x5d29a0, FUTEX_WAIT_PRIVATE, 4294967295, NULL <unfinished ...>
8238 <... futex resumed> ) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
8238 futex(0x5d2e20, FUTEX_WAKE_PRIVATE, 1) = 0
8238 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]}) = 202
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
8238 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]}) = 202
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
8238 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]}) = 202
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
8238 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]}) = 202
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
8238 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]}) = 202
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
8238 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
8238 rt_sigreturn({mask=~[HUP INT QUIT ILL TRAP ABRT BUS FPE KILL SEGV TERM STKFLT CHLD STOP PROF SYS RTMIN RT_1]}) = 202
8238 futex(0x5b7ac8, FUTEX_WAIT_PRIVATE, 0, NULL) = ?
8245 <... futex resumed>) = ?
8243 <... futex resumed>) = ?
8242 <... futex resumed>) = ?
8240 <... futex resumed>) = ?
8245 +++ killed by SIGKILL +++
8240 +++ killed by SIGKILL +++
8242 +++ killed by SIGKILL +++
8243 +++ killed by SIGKILL +++
8244 <... futex resumed>) = ?
8241 <... futex resumed>) = ?
8239 <... futex resumed>) = ?
8244 +++ killed by SIGKILL +++
8241 +++ killed by SIGKILL +++
8239 +++ killed by SIGKILL +++
8238 +++ killed by SIGKILL +++
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2020-09-29 18:51 ` Jesse Hathaway
@ 2020-09-29 20:34 ` Rich Felker
2020-09-30 0:10 ` Rich Felker
0 siblings, 1 reply; 11+ messages in thread
From: Rich Felker @ 2020-09-29 20:34 UTC (permalink / raw)
To: Jesse Hathaway; +Cc: musl
On Tue, Sep 29, 2020 at 01:51:30PM -0500, Jesse Hathaway wrote:
> On Tue, Sep 29, 2020 at 1:36 PM Rich Felker <dalias@libc.org> wrote:
> > Can you provide an strace (with -f) showing the hang? It's probably
> > not related to this since fork does not seem to be involved. Depending
> > on how you're using Go, it may just be Go bypassing libc then trying
> > to use libc functions, which at least used to be a big problem; I
> > don't know if it's fixed nowadays or not.
>
> Thanks Rich, for taking a look, I have attached an strace of the
> program compiled against musl & glibc. The first call to setreuid
> succeeds in both, but the second call fails under musl. Jesse
The problem is this line:
> 8238 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
Something broken in the Go runtime is bypassing libc and either
calling SYS_rt_sigprocmask itself, or calling the libc sigprocmask
function with a sigset_t it produced itself, blocking a libc-internal
signal. This makes it invalid to make any further use of libc.
Either it (the Go runtime) needs to manipulate sigset_t objects via
the public APIs for them (sigfillset, sigaddset, etc.) or its wrapper
for sigprocmask needs to convert the Go-manipulated sigset_t to one
valid for libc by iterating over the bits and using sigaddset, so that
invalid bits don't end up in the one passed to libc.
Rich
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2020-09-29 20:34 ` Rich Felker
@ 2020-09-30 0:10 ` Rich Felker
2020-09-30 14:46 ` Jesse Hathaway
0 siblings, 1 reply; 11+ messages in thread
From: Rich Felker @ 2020-09-30 0:10 UTC (permalink / raw)
To: Jesse Hathaway; +Cc: musl
On Tue, Sep 29, 2020 at 04:34:07PM -0400, Rich Felker wrote:
> On Tue, Sep 29, 2020 at 01:51:30PM -0500, Jesse Hathaway wrote:
> > On Tue, Sep 29, 2020 at 1:36 PM Rich Felker <dalias@libc.org> wrote:
> > > Can you provide an strace (with -f) showing the hang? It's probably
> > > not related to this since fork does not seem to be involved. Depending
> > > on how you're using Go, it may just be Go bypassing libc then trying
> > > to use libc functions, which at least used to be a big problem; I
> > > don't know if it's fixed nowadays or not.
> >
> > Thanks Rich, for taking a look, I have attached an strace of the
> > program compiled against musl & glibc. The first call to setreuid
> > succeeds in both, but the second call fails under musl. Jesse
>
> The problem is this line:
>
> > 8238 rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1], <unfinished ...>
>
> Something broken in the Go runtime is bypassing libc and either
> calling SYS_rt_sigprocmask itself, or calling the libc sigprocmask
> function with a sigset_t it produced itself, blocking a libc-internal
> signal. This makes it invalid to make any further use of libc.
>
> Either it (the Go runtime) needs to manipulate sigset_t objects via
> the public APIs for them (sigfillset, sigaddset, etc.) or its wrapper
> for sigprocmask needs to convert the Go-manipulated sigset_t to one
> valid for libc by iterating over the bits and using sigaddset, so that
> invalid bits don't end up in the one passed to libc.
Here is the offending code:
https://github.com/golang/go/blob/a413908dd064de6e3ea5b8d95d707a532bd3f4c8/src/runtime/signal_unix.go#L866
It should be calling sigfillset() (from libc) to get the starting
sigset_t rather than using its own all-one-bits initializer.
There may be other places in the runtime where the same error is made.
It looks like blockableSig (line 1132) is intended to do something
here, but has hard-coded (somewhere else) glibc knowledge rather than
probing via (libc's) sigaddset whether the signal number is valid.
This might be a preferred point to fix it at.
Rich
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2020-09-30 0:10 ` Rich Felker
@ 2020-09-30 14:46 ` Jesse Hathaway
2020-09-30 15:55 ` Rich Felker
0 siblings, 1 reply; 11+ messages in thread
From: Jesse Hathaway @ 2020-09-30 14:46 UTC (permalink / raw)
To: Rich Felker; +Cc: musl
On Tue, Sep 29, 2020 at 7:10 PM Rich Felker <dalias@libc.org> wrote:
> Here is the offending code:
>
> https://github.com/golang/go/blob/a413908dd064de6e3ea5b8d95d707a532bd3f4c8/src/runtime/signal_unix.go#L866
>
> It should be calling sigfillset() (from libc) to get the starting
> sigset_t rather than using its own all-one-bits initializer.
>
> There may be other places in the runtime where the same error is made.
> It looks like blockableSig (line 1132) is intended to do something
> here, but has hard-coded (somewhere else) glibc knowledge rather than
> probing via (libc's) sigaddset whether the signal number is valid.
> This might be a preferred point to fix it at.
Thanks Rich for diving in and investigating the problem on the Go runtime
side. I am happy to open a bug report on the Go side, but I have a couple
of questions. Would you instead prefer to open the report, since you have
a much deeper understanding of the problem and what changes need to
be made than I? However, if you would rather I create the report, are you
okay with me quoting your analysis? Thanks, Jesse
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2020-09-30 14:46 ` Jesse Hathaway
@ 2020-09-30 15:55 ` Rich Felker
2021-03-03 14:40 ` Jesse Hathaway
0 siblings, 1 reply; 11+ messages in thread
From: Rich Felker @ 2020-09-30 15:55 UTC (permalink / raw)
To: Jesse Hathaway; +Cc: musl
On Wed, Sep 30, 2020 at 09:46:12AM -0500, Jesse Hathaway wrote:
> On Tue, Sep 29, 2020 at 7:10 PM Rich Felker <dalias@libc.org> wrote:
> > Here is the offending code:
> >
> > https://github.com/golang/go/blob/a413908dd064de6e3ea5b8d95d707a532bd3f4c8/src/runtime/signal_unix.go#L866
> >
> > It should be calling sigfillset() (from libc) to get the starting
> > sigset_t rather than using its own all-one-bits initializer.
> >
> > There may be other places in the runtime where the same error is made.
> > It looks like blockableSig (line 1132) is intended to do something
> > here, but has hard-coded (somewhere else) glibc knowledge rather than
> > probing via (libc's) sigaddset whether the signal number is valid.
> > This might be a preferred point to fix it at.
>
> Thanks Rich for diving in and investigating the problem on the Go runtime
> side. I am happy to open a bug report on the Go side, but I have a couple
> of questions. Would you instead prefer to open the report, since you have
> a much deeper understanding of the problem and what changes need to
> be made than I? However, if you would rather I create the report, are you
> okay with me quoting your analysis? Thanks, Jesse
Please go ahead with it to the extent that you can, quoting my
analysis where it's relevant, and if there's anything unclear I'll try
to follow up.
Rich
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2020-09-30 15:55 ` Rich Felker
@ 2021-03-03 14:40 ` Jesse Hathaway
2021-03-03 14:43 ` Rich Felker
0 siblings, 1 reply; 11+ messages in thread
From: Jesse Hathaway @ 2021-03-03 14:40 UTC (permalink / raw)
To: Rich Felker; +Cc: musl
On Wed, Sep 30, 2020 at 10:55 AM Rich Felker <dalias@libc.org> wrote:
> > > Here is the offending code:
> > >
> > > https://github.com/golang/go/blob/a413908dd064de6e3ea5b8d95d707a532bd3f4c8/src/runtime/signal_unix.go#L866
> > >
> > > It should be calling sigfillset() (from libc) to get the starting
> > > sigset_t rather than using its own all-one-bits initializer.
> > >
> > > There may be other places in the runtime where the same error is made.
> > > It looks like blockableSig (line 1132) is intended to do something
> > > here, but has hard-coded (somewhere else) glibc knowledge rather than
> > > probing via (libc's) sigaddset whether the signal number is valid.
> > > This might be a preferred point to fix it at.
Unfortunately I failed to submit a bug report for this issue. However, the
bug was reported by someone else and fixed with this commit:
commit 49b017fe59bf628795f2c4fdbcb5db942e865fa9
Author: George Tsilias <tsiliasg@gmail.com>
Date: Thu Jun 4 23:11:56 2020 +0300
runtime: handle signal 34 for musl setgid
It has been observed that setgid hangs when using cgo with musl.
This fix ensures that signal 34 gets handled in an appropriate way,
like signal 33 when using glibc.
Fixes #39343
Unfortunately, it did not use sigaddset as you suggested, but instead hard-coded
the signal:
diff --git a/src/runtime/sigtab_linux_generic.go
b/src/runtime/sigtab_linux_generic.go
index b26040b803..38d686544f 100644
--- a/src/runtime/sigtab_linux_generic.go
+++ b/src/runtime/sigtab_linux_generic.go
@@ -45,7 +45,7 @@ var sigtable = [...]sigTabT{
/* 31 */ {_SigThrow, "SIGSYS: bad system call"},
/* 32 */ {_SigSetStack + _SigUnblock, "signal 32"}, /*
SIGCANCEL; see issue 6997 */
/* 33 */ {_SigSetStack + _SigUnblock, "signal 33"}, /*
SIGSETXID; see issues 3871, 9400, 12498 */
- /* 34 */ {_SigNotify, "signal 34"},
+ /* 34 */ {_SigSetStack + _SigUnblock, "signal 34"}, /* musl
SIGSYNCCALL; see issue 39343 */
/* 35 */ {_SigNotify, "signal 35"},
/* 36 */ {_SigNotify, "signal 36"},
/* 37 */ {_SigNotify, "signal 37"},
diff --git a/src/runtime/sigtab_linux_mipsx.go
b/src/runtime/sigtab_linux_mipsx.go
index 81dd2314c5..51ef470ce7 100644
--- a/src/runtime/sigtab_linux_mipsx.go
+++ b/src/runtime/sigtab_linux_mipsx.go
@@ -42,7 +42,7 @@ var sigtable = [...]sigTabT{
/* 31 */ {_SigNotify, "SIGXFSZ: file size limit exceeded"},
/* 32 */ {_SigSetStack + _SigUnblock, "signal 32"}, /*
SIGCANCEL; see issue 6997 */
/* 33 */ {_SigSetStack + _SigUnblock, "signal 33"}, /*
SIGSETXID; see issues 3871, 9400, 12498 */
- /* 34 */ {_SigNotify, "signal 34"},
+ /* 34 */ {_SigSetStack + _SigUnblock, "signal 34"}, /* musl
SIGSYNCCALL; see issue 39343 */
/* 35 */ {_SigNotify, "signal 35"},
/* 36 */ {_SigNotify, "signal 36"},
/* 37 */ {_SigNotify, "signal 37"},
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2021-03-03 14:40 ` Jesse Hathaway
@ 2021-03-03 14:43 ` Rich Felker
2021-03-03 20:14 ` Jesse Hathaway
0 siblings, 1 reply; 11+ messages in thread
From: Rich Felker @ 2021-03-03 14:43 UTC (permalink / raw)
To: Jesse Hathaway; +Cc: musl
On Wed, Mar 03, 2021 at 08:40:57AM -0600, Jesse Hathaway wrote:
> On Wed, Sep 30, 2020 at 10:55 AM Rich Felker <dalias@libc.org> wrote:
> > > > Here is the offending code:
> > > >
> > > > https://github.com/golang/go/blob/a413908dd064de6e3ea5b8d95d707a532bd3f4c8/src/runtime/signal_unix.go#L866
> > > >
> > > > It should be calling sigfillset() (from libc) to get the starting
> > > > sigset_t rather than using its own all-one-bits initializer.
> > > >
> > > > There may be other places in the runtime where the same error is made.
> > > > It looks like blockableSig (line 1132) is intended to do something
> > > > here, but has hard-coded (somewhere else) glibc knowledge rather than
> > > > probing via (libc's) sigaddset whether the signal number is valid.
> > > > This might be a preferred point to fix it at.
>
> Unfortunately I failed to submit a bug report for this issue. However, the
> bug was reported by someone else and fixed with this commit:
>
> commit 49b017fe59bf628795f2c4fdbcb5db942e865fa9
> Author: George Tsilias <tsiliasg@gmail.com>
> Date: Thu Jun 4 23:11:56 2020 +0300
>
> runtime: handle signal 34 for musl setgid
>
> It has been observed that setgid hangs when using cgo with musl.
> This fix ensures that signal 34 gets handled in an appropriate way,
> like signal 33 when using glibc.
>
> Fixes #39343
>
> Unfortunately, it did not use sigaddset as you suggested, but instead hard-coded
> the signal:
>
> diff --git a/src/runtime/sigtab_linux_generic.go
> b/src/runtime/sigtab_linux_generic.go
> index b26040b803..38d686544f 100644
> --- a/src/runtime/sigtab_linux_generic.go
> +++ b/src/runtime/sigtab_linux_generic.go
> @@ -45,7 +45,7 @@ var sigtable = [...]sigTabT{
> /* 31 */ {_SigThrow, "SIGSYS: bad system call"},
> /* 32 */ {_SigSetStack + _SigUnblock, "signal 32"}, /*
> SIGCANCEL; see issue 6997 */
> /* 33 */ {_SigSetStack + _SigUnblock, "signal 33"}, /*
> SIGSETXID; see issues 3871, 9400, 12498 */
> - /* 34 */ {_SigNotify, "signal 34"},
> + /* 34 */ {_SigSetStack + _SigUnblock, "signal 34"}, /* musl
> SIGSYNCCALL; see issue 39343 */
> /* 35 */ {_SigNotify, "signal 35"},
> /* 36 */ {_SigNotify, "signal 36"},
> /* 37 */ {_SigNotify, "signal 37"},
> diff --git a/src/runtime/sigtab_linux_mipsx.go
> b/src/runtime/sigtab_linux_mipsx.go
> index 81dd2314c5..51ef470ce7 100644
> --- a/src/runtime/sigtab_linux_mipsx.go
> +++ b/src/runtime/sigtab_linux_mipsx.go
> @@ -42,7 +42,7 @@ var sigtable = [...]sigTabT{
> /* 31 */ {_SigNotify, "SIGXFSZ: file size limit exceeded"},
> /* 32 */ {_SigSetStack + _SigUnblock, "signal 32"}, /*
> SIGCANCEL; see issue 6997 */
> /* 33 */ {_SigSetStack + _SigUnblock, "signal 33"}, /*
> SIGSETXID; see issues 3871, 9400, 12498 */
> - /* 34 */ {_SigNotify, "signal 34"},
> + /* 34 */ {_SigSetStack + _SigUnblock, "signal 34"}, /* musl
> SIGSYNCCALL; see issue 39343 */
> /* 35 */ {_SigNotify, "signal 35"},
> /* 36 */ {_SigNotify, "signal 36"},
> /* 37 */ {_SigNotify, "signal 37"},
Anyone want to submit a bug report for this (the signal numbers are
not public or stable) or should I make a note to do it?
Rich
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [musl] Re: Pending patches for MT-fork stuff
2021-03-03 14:43 ` Rich Felker
@ 2021-03-03 20:14 ` Jesse Hathaway
0 siblings, 0 replies; 11+ messages in thread
From: Jesse Hathaway @ 2021-03-03 20:14 UTC (permalink / raw)
To: Rich Felker; +Cc: musl
On Wed, Mar 3, 2021 at 8:43 AM Rich Felker <dalias@libc.org> wrote:
> Anyone want to submit a bug report for this (the signal numbers are
> not public or stable) or should I make a note to do it?
Given my inability to talk authoritatively on the flaws in their current
implementation, my preference would be for you to submit a bug
report. Yours kindly, Jesse
^ permalink raw reply [flat|nested] 11+ messages in thread
* [musl] Re: Pending patches for MT-fork stuff
@ 2020-09-29 17:19 Jesse Hathaway
0 siblings, 0 replies; 11+ messages in thread
From: Jesse Hathaway @ 2020-09-29 17:19 UTC (permalink / raw)
To: musl; +Cc: Jesse Hathaway
[-- Attachment #1: Type: text/plain, Size: 516 bytes --]
I was experiencing a hang when calling setreuid from a thread on musl
1.2.1 as well
as on master with these patches applied. I have attached a Go program
which hangs
when run as the root user outputting only:
main.go:31: Calling setreuid
Whereas with glibc the setreuid call completes successfully, with the
following output:
test.go:31: Calling setreuid
test.go:40: Running command
test.go:45: root
test.go:46: Command complete
I am happy to help troubleshoot the issue, yours kindly, Jesse
[-- Attachment #2: test.go --]
[-- Type: text/x-go, Size: 1574 bytes --]
package main
// #include <unistd.h>
// #include <errno.h>
import "C"
import (
"log"
"os"
"os/exec"
"os/signal"
"os/user"
"strconv"
"syscall"
"golang.org/x/sys/unix"
)
func runAsRoot() {
cmd := exec.Command("whoami")
uid := 0
unprivUser := "nobody"
lu, err := user.Lookup(unprivUser)
if err != nil {
log.Fatalf("Error: Unable to lookup user '%s': %v", unprivUser, err)
}
unprivUid, err := strconv.Atoi(lu.Uid)
if err != nil {
log.Fatalf("Error: %v", err)
}
log.Printf("Calling setreuid")
ret, errno := C.setreuid(C.uid_t(unprivUid), C.uid_t(uid))
if ret != 0 {
log.Fatalf("Error: returned %d, errno: %v", ret, errno)
}
euid := unix.Geteuid()
if euid != uid {
log.Fatalf("Error: euid %d, should be %d", euid, uid)
}
log.Printf("Running command")
stdoutStderr, err := cmd.CombinedOutput()
if err != nil {
log.Fatal(err)
}
log.Printf("%s", stdoutStderr)
log.Printf("Command complete")
return
}
func main() {
log.SetFlags(log.Lshortfile)
unprivUser := "nobody"
lu, err := user.Lookup(unprivUser)
if err != nil {
log.Fatalf("Error: Unable to lookup user '%s': %v", unprivUser, err)
}
uid, err := strconv.Atoi(lu.Uid)
if err != nil {
log.Fatalf("Error: %v", err)
}
ret, errno := C.setreuid(C.uid_t(0), C.uid_t(uid))
if ret != 0 {
log.Fatalf("Error: returned %d, errno: %v", ret, errno)
}
euid := unix.Geteuid()
if euid != uid {
log.Fatalf("Error: euid %d, should be %d", euid, uid)
}
go func() {
runAsRoot()
}()
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, os.Interrupt, syscall.SIGTERM)
<-sigs
}
^ permalink raw reply [flat|nested] 11+ messages in thread
end of thread, other threads:[~2021-03-03 20:15 UTC | newest]
Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-09-29 18:04 [musl] Re: Pending patches for MT-fork stuff Jesse Hathaway
2020-09-29 18:36 ` Rich Felker
2020-09-29 18:51 ` Jesse Hathaway
2020-09-29 20:34 ` Rich Felker
2020-09-30 0:10 ` Rich Felker
2020-09-30 14:46 ` Jesse Hathaway
2020-09-30 15:55 ` Rich Felker
2021-03-03 14:40 ` Jesse Hathaway
2021-03-03 14:43 ` Rich Felker
2021-03-03 20:14 ` Jesse Hathaway
-- strict thread matches above, loose matches on Subject: below --
2020-09-29 17:19 Jesse Hathaway
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