Re: Random crashes when setting locale data

[Yuri D'Elia]

On Wed, 2 Nov 2011 20:37:35 +0100
Yuri D'Elia <wavexx@users.sf.net> wrote:

> Core was generated by `/home/ydelia/debug/bin/bash 
> /home/ydelia/debug/bin/gunzip /home/ydelia/debug/file'.
> Program terminated with signal 11, Segmentation fault.
> #0  __strlen_sse2 () at ../sysdeps/x86_64/multiarch/../strlen.S:31
> 31    ../sysdeps/x86_64/multiarch/../strlen.S: No such file or directory.
>       in ../sysdeps/x86_64/multiarch/../strlen.S
> (gdb) where
> #0  __strlen_sse2 () at ../sysdeps/x86_64/multiarch/../strlen.S:31
> #1  0x00007f73230671dd in _nl_make_l10nflist (l10nfile_list=<value optimized 
> out>, 
>     dirlist=<value optimized out>, dirlist_len=<value optimized out>, 
>     mask=<value optimized out>, language=<value optimized out>, 
>     territory=<value optimized out>, codeset=0x7fff8fac0566 "UTF-8", 
>     normalized_codeset=0x0, modifier=0x0, 
>     filename=0x7f7323168e77 "LC_IDENTIFICATION", do_allocate=0) at 
> l10nflist.c:200
> #2  0x00007f73230606f3 in _nl_find_locale (
>     locale_path=0x7f7323183f00 "/usr/lib/locale", locale_path_len=16, 
> category=12, 
>     name=<value optimized out>) at findlocale.c:145
> #3  0x00007f732305fcf6 in *__GI_setlocale (category=12, locale=<value 
> optimized out>)
>     at setlocale.c:303
> #4  0x000000000047cb20 in set_default_locale () at locale.c:71
> #5  0x0000000000420e70 in main (argc=3, argv=0x7fff8fac08e8, 
> env=0x7fff8fac0908)
>     at shell.c:399
> 
> I also occasionally (less than 1% of the cases) get this gem:
> 
> /home/ydelia/debug/bash: xmalloc: variables.c:405: cannot allocate 61 bytes 
> (16384 bytes allocated)
> 
> I'm starting to think that either there's a bug in libintl, or a corruption 
> prior to set_default_locale. Running bash under valgrind doesn't seem to 
> trigger any obvious problem.

Any takers?

I still can reproduce the problem at will.
I'm currently not using bash anymore due to this.