From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/12423 Path: news.gmane.org!.POSTED!not-for-mail From: Po-yi Wang Newsgroups: gmane.linux.lib.musl.general Subject: Re: problem compiling bash-3.2.57 bash-4.4.12, seg fault Date: Sat, 27 Jan 2018 22:49:06 -0800 (PST) Message-ID: References: <20180127164517.GK1627@brightrain.aerifal.cx> Reply-To: musl@lists.openwall.com NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Trace: blaine.gmane.org 1517122062 9800 195.159.176.226 (28 Jan 2018 06:47:42 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 28 Jan 2018 06:47:42 +0000 (UTC) To: musl@lists.openwall.com Original-X-From: musl-return-12439-gllmg-musl=m.gmane.org@lists.openwall.com Sun Jan 28 07:47:37 2018 Return-path: Envelope-to: gllmg-musl@m.gmane.org Original-Received: from mother.openwall.net ([195.42.179.200]) by blaine.gmane.org with smtp (Exim 4.84_2) (envelope-from ) id 1efgkJ-0001Gc-OP for gllmg-musl@m.gmane.org; Sun, 28 Jan 2018 07:47:19 +0100 Original-Received: (qmail 14096 invoked by uid 550); 28 Jan 2018 06:49:21 -0000 Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Original-Received: (qmail 14075 invoked from network); 28 Jan 2018 06:49:20 -0000 In-Reply-To: Xref: news.gmane.org gmane.linux.lib.musl.general:12423 Archived-At: On Sun, 28 Jan 2018, Will Dietz wrote: > For static bash I also found useful to disable loadable builtins, > which required both this patch[1] and specifying these configure overrides > (just append them to your ./configure invocation): > > ac_cv_func_dlopen=no > ac_cv_func_dlclose=no > ac_cv_func_dlsym=no > > Don't remember if this was to workaround a crash but maybe this helps you. > Good luck! thanks, for the hint! i will try later. it's possible i had a broken tool combination (for arm). (i use exact the same combination of tool for ppc,arm,486) i missed another seg fault when building ncurses-6.0. tic already seg faulted earlier which i missed. i put some debug code into ncurses/tinfo/write_entry.c, without any enlightenment. [armv7l][1] cd /build/ncurses-6.0/misc; gdb ../progs/tic GNU gdb (GDB) 7.6.2 Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "armv7l-unknown-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /tmp/build/ncurses-6.0/progs/tic...done. (gdb) run -x -s -o /usr/musl/share/terminfo terminfo.tmp Starting program: /tmp/build/ncurses-6.0/misc/../progs/tic -x -s -o /usr/musl/share/terminfo terminfo.tmp debug:[&][(null)] Program received signal SIGSEGV, Segmentation fault. 0x00028998 in _nc_write_entry (tp=0x67de0) at ../ncurses/./tinfo/write_entry.c:414 414 while (*other_names != '\0') { (gdb) bt #0 0x00028998 in _nc_write_entry (tp=0x67de0) at ../ncurses/./tinfo/write_entry.c:414 #1 0x00008648 in write_it (ep=0x67de0) at ../progs/tic.c:237 #2 0x0000a4c0 in main (argc=6, argv=0xbefffbf4) at ../progs/tic.c:977 ############################################################# WGET_UNPACK ncurses-6.0.tar.xz LDFLAGS="-static" CC=musl-gcc ./configure --prefix=/usr/musl --disable-nls --disable-macros # --enable-widec LDFLAGS="-static" CC=musl-gcc make LDFLAGS="-static" CC=musl-gcc make install [ -e /usr/musl/lib/libncurses.a ] || INTERVENTION $LINENO ln -sfvn libncurses.a /usr/musl/lib/libtermcap.a ############################################################# > > ~Will > > [1] Attachment on > https://lists.gnu.org/archive/html/bug-bash/2016-10/msg00006.html > > On Sun, Jan 28, 2018 at 1:51 AM, Po-yi Wang wrote: >> >> >> On Sat, 27 Jan 2018, Rich Felker wrote: >> >>> On Sat, Jan 27, 2018 at 08:19:55AM -0800, Po-yi Wang wrote: >>>> >>>> hi >>>> >>>> i am attempting to statically compile bash-3.2.57 or bash-4.4.12, with >>>> gcc-4.0.4 binutils-2.24 and musl-1.1.18 musl-gcc wrapper. >>>> (seg fault occurred on arm target)(musl compiled with -g3) >>> >>> >>> What configure command line did you use? By default bash uses (or at >>> least used to use) its own broken malloc replacement that's >>> incompatible with musl (and inherently UB). You need to disable that. >>> Look at the build recipe from any distro using musl, like: >> >> >> WGET_UNPACK bash-3.2.57.tar.xz >> LDFLAGS="-static" CC=musl-gcc ./configure --prefix=/usr/musl >> --enable-static-link --disable-nls --without-bash-malloc >> LDFLAGS="-static" CC=musl-gcc make >> >> >>> >>> >>> https://git.alpinelinux.org/cgit/aports/tree/main/bash/APKBUILD?id=v3.7.0#n72 >>> >>> Rich >>> >> >