* [ruby-dev:51146] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる
@ 2022-01-19 8:11 sevenc-nanashi (Nanashi. @sevenc-nanashi)
2022-01-19 14:34 ` [ruby-dev:51147] " nobu (Nobuyoshi Nakada)
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: sevenc-nanashi (Nanashi. @sevenc-nanashi) @ 2022-01-19 8:11 UTC (permalink / raw)
To: ruby-dev
Issue #18497 has been reported by sevenc-nanashi (Nanashi. @sevenc-nanashi).
----------------------------------------
Bug #18497: Fiber内でProcess.daemonをするとSegmentation faultが起こる
https://bugs.ruby-lang.org/issues/18497
* Author: sevenc-nanashi (Nanashi. @sevenc-nanashi)
* Status: Open
* Priority: Normal
* ruby -v: ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]
* Backport: 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: UNKNOWN, 3.1: UNKNOWN
----------------------------------------
```
ruby -e 'Fiber.new { Process.daemon true, true }.resume'
```
OCIのUbuntu(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]`)で確認出来ましたが、WSL(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [x86_64-linux]`)では確認出来ませんでした。
---Files--------------------------------
sf.log (17 KB)
--
https://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 4+ messages in thread
* [ruby-dev:51147] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる
2022-01-19 8:11 [ruby-dev:51146] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる sevenc-nanashi (Nanashi. @sevenc-nanashi)
@ 2022-01-19 14:34 ` nobu (Nobuyoshi Nakada)
2022-01-31 10:22 ` [ruby-dev:51153] " naruse (Yui NARUSE)
2022-03-13 3:12 ` [ruby-dev:51172] " nagachika (Tomoyuki Chikanaga)
2 siblings, 0 replies; 4+ messages in thread
From: nobu (Nobuyoshi Nakada) @ 2022-01-19 14:34 UTC (permalink / raw)
To: ruby-dev
Issue #18497 has been updated by nobu (Nobuyoshi Nakada).
In 2.7 or earlier, commit:bf3b2a43741e or the following patch is also needed.
```diff
diff --git a/cont.c b/cont.c
index 7f971a9e9d5..50403b8258d 100644
--- a/cont.c
+++ b/cont.c
@@ -1930,7 +1930,7 @@ fiber_current(void)
}
static inline rb_fiber_t*
-return_fiber(void)
+return_fiber(bool terminate)
{
rb_fiber_t *fiber = fiber_current();
rb_fiber_t *prev = fiber->prev;
@@ -1941,7 +1941,7 @@ return_fiber(void)
VM_ASSERT(root_fiber != NULL);
- if (root_fiber == fiber) {
+ if (!terminate && root_fiber == fiber) {
rb_raise(rb_eFiberError, "can't yield from root fiber");
}
return root_fiber;
@@ -2087,7 +2087,7 @@ rb_fiber_terminate(rb_fiber_t *fiber, int need_interrupt)
fiber->cont.machine.stack = NULL;
fiber->cont.machine.stack_size = 0;
- next_fiber = return_fiber();
+ next_fiber = return_fiber(true);
if (need_interrupt) RUBY_VM_SET_INTERRUPT(&next_fiber->cont.saved_ec);
fiber_switch(next_fiber, 1, &value, 0, RB_NO_KEYWORDS);
}
@@ -2121,13 +2121,13 @@ rb_fiber_resume(VALUE fiber_value, int argc, const VALUE *argv)
VALUE
rb_fiber_yield_kw(int argc, const VALUE *argv, int kw_splat)
{
- return fiber_switch(return_fiber(), argc, argv, 0, kw_splat);
+ return fiber_switch(return_fiber(false), argc, argv, 0, kw_splat);
}
VALUE
rb_fiber_yield(int argc, const VALUE *argv)
{
- return fiber_switch(return_fiber(), argc, argv, 0, RB_NO_KEYWORDS);
+ return fiber_switch(return_fiber(false), argc, argv, 0, RB_NO_KEYWORDS);
}
void
```
----------------------------------------
Bug #18497: Fiber内でProcess.daemonをするとSegmentation faultが起こる
https://bugs.ruby-lang.org/issues/18497#change-96055
* Author: sevenc-nanashi (Nanashi. @sevenc-nanashi)
* Status: Closed
* Priority: Normal
* ruby -v: ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]
* Backport: 2.6: REQUIRED, 2.7: REQUIRED, 3.0: REQUIRED, 3.1: REQUIRED
----------------------------------------
```
ruby -e 'Fiber.new { Process.daemon true, true }.resume'
```
OCIのUbuntu(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]`)で確認出来ましたが、WSL(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [x86_64-linux]`)では確認出来ませんでした。
---Files--------------------------------
sf.log (17 KB)
--
https://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 4+ messages in thread
* [ruby-dev:51153] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる
2022-01-19 8:11 [ruby-dev:51146] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる sevenc-nanashi (Nanashi. @sevenc-nanashi)
2022-01-19 14:34 ` [ruby-dev:51147] " nobu (Nobuyoshi Nakada)
@ 2022-01-31 10:22 ` naruse (Yui NARUSE)
2022-03-13 3:12 ` [ruby-dev:51172] " nagachika (Tomoyuki Chikanaga)
2 siblings, 0 replies; 4+ messages in thread
From: naruse (Yui NARUSE) @ 2022-01-31 10:22 UTC (permalink / raw)
To: ruby-dev
Issue #18497 has been updated by naruse (Yui NARUSE).
Backport changed from 2.6: REQUIRED, 2.7: REQUIRED, 3.0: REQUIRED, 3.1: REQUIRED to 2.6: REQUIRED, 2.7: REQUIRED, 3.0: REQUIRED, 3.1: DONE
ruby_3_1 1c426ddb25e2ccb169720e4f9894605596fe594d merged revision(s) 5c7af72304d0ad33cd3f21b24a4bc44e8acd5b2c,d650b17686d49c2ce8e6a87039861154e93d4621.
----------------------------------------
Bug #18497: Fiber内でProcess.daemonをするとSegmentation faultが起こる
https://bugs.ruby-lang.org/issues/18497#change-96291
* Author: sevenc-nanashi (Nanashi. @sevenc-nanashi)
* Status: Closed
* Priority: Normal
* ruby -v: ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]
* Backport: 2.6: REQUIRED, 2.7: REQUIRED, 3.0: REQUIRED, 3.1: DONE
----------------------------------------
```
ruby -e 'Fiber.new { Process.daemon true, true }.resume'
```
OCIのUbuntu(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]`)で確認出来ましたが、WSL(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [x86_64-linux]`)では確認出来ませんでした。
---Files--------------------------------
sf.log (17 KB)
--
https://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 4+ messages in thread
* [ruby-dev:51172] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる
2022-01-19 8:11 [ruby-dev:51146] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる sevenc-nanashi (Nanashi. @sevenc-nanashi)
2022-01-19 14:34 ` [ruby-dev:51147] " nobu (Nobuyoshi Nakada)
2022-01-31 10:22 ` [ruby-dev:51153] " naruse (Yui NARUSE)
@ 2022-03-13 3:12 ` nagachika (Tomoyuki Chikanaga)
2 siblings, 0 replies; 4+ messages in thread
From: nagachika (Tomoyuki Chikanaga) @ 2022-03-13 3:12 UTC (permalink / raw)
To: ruby-dev
Issue #18497 has been updated by nagachika (Tomoyuki Chikanaga).
Backport changed from 2.6: REQUIRED, 2.7: REQUIRED, 3.0: REQUIRED, 3.1: DONE to 2.6: REQUIRED, 2.7: REQUIRED, 3.0: DONE, 3.1: DONE
ruby_3_0 6a8c166498b856ca1dcb53248f0be5fc138f1af3 merged revision(s) 5c7af72304d0ad33cd3f21b24a4bc44e8acd5b2c,d650b17686d49c2ce8e6a87039861154e93d4621.
----------------------------------------
Bug #18497: Fiber内でProcess.daemonをするとSegmentation faultが起こる
https://bugs.ruby-lang.org/issues/18497#change-96808
* Author: sevenc-nanashi (Nanashi. @sevenc-nanashi)
* Status: Closed
* Priority: Normal
* ruby -v: ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]
* Backport: 2.6: REQUIRED, 2.7: REQUIRED, 3.0: DONE, 3.1: DONE
----------------------------------------
```
ruby -e 'Fiber.new { Process.daemon true, true }.resume'
```
OCIのUbuntu(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [aarch64-linux]`)で確認出来ましたが、WSL(`ruby 3.1.0p0 (2021-12-25 revision fb4df44d16) [x86_64-linux]`)では確認出来ませんでした。
---Files--------------------------------
sf.log (17 KB)
--
https://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 4+ messages in thread
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2022-01-19 8:11 [ruby-dev:51146] [Ruby master Bug#18497] Fiber内でProcess.daemonをするとSegmentation faultが起こる sevenc-nanashi (Nanashi. @sevenc-nanashi)
2022-01-19 14:34 ` [ruby-dev:51147] " nobu (Nobuyoshi Nakada)
2022-01-31 10:22 ` [ruby-dev:51153] " naruse (Yui NARUSE)
2022-03-13 3:12 ` [ruby-dev:51172] " nagachika (Tomoyuki Chikanaga)
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