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Date: Tue, 14 Oct 2014 09:05:03 +0200
From: Jens Gustedt <jens.gustedt@...ia.fr>
To: musl@...ts.openwall.com
Subject: Re: _gthread_init crash
Hi,
Am Dienstag, den 14.10.2014, 17:07 +1100 schrieb Michael:
> I have compiled my app using musl entirely statically however when it
> is run on initialization it crashes with the attached stacktrace under
> x86_64. Is this because the local stuff in musl is not fully
> finished?
>
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x0000000000000000 in ?? ()
> (gdb) bt
> #0 0x0000000000000000 in ?? ()
> #1 0x00000000006ccecf in __gthread_once ()
> #2 0x00000000006cd285 in std::locale::_S_initialize() ()
> #3 0x00000000006cd012 in std::locale::locale() ()
> #4 0x0000000000683614 in std::basic_streambuf<char,
> std::char_traits<char> >::basic_streambuf() ()
> #5 0x00000000006ae590 in __gnu_cxx::stdio_sync_filebuf<char,
> std::char_traits<char> >::stdio_sync_filebuf(_IO_FILE*) ()
> #6 0x0000000000684beb in std::ios_base::Init::Init() ()
> #7 0x00000000004021ee in
> _GLOBAL__sub_I__ZN9wxPrivate18GetUntypedNullDataEv ()
> #8 0x00000000006f5056 in __do_global_ctors_aux ()
> #9 0x000000000040012b in _init ()
> #10 0x0000000000000000 in ?? ()
This looks as if you are using the native C++ lib, and this is using
internal stuff from glibc under the hood. In particular, here it seems
to be using glibc's implementation of pthread_once to initialize things.
Not surprising that this doesn't work.
Jens
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