Bug#754435: libavcodec55: vlc segfaults with error 4 in libavcodec.so

[Reinhard Tartler]

Control: tag -1 moreinfo

On Thu, Jul 10, 2014 at 7:59 PM, twied <twied at gmx.net> wrote:
> Package: libavcodec55
> Version: 6:10.2-1
> Severity: important
>
> Dear Maintainer,
>
> vlc runs very unstable at the moment and segfaults irreproducible at random
> positions in random files.
> dmesg snippet:
>
> [32509.015541] vlc[17177]: segfault at 7fb4d404c000 ip 00007fb4dd8c1507 sp
> 00007fb4e81fd878 error 4 in libavcodec.so.55.34.1[7fb4dd40b000+69f000]
> [53921.921232] vlc[32661]: segfault at 7f3c26adc000 ip 00007f3c335d9507 sp
> 00007f3c2fdb0878 error 4 in libavcodec.so.55.34.1[7f3c33123000+69f000]
> [53927.144463] vlc[32695]: segfault at 7fe3fc08c000 ip 00007fe3fe0ec507 sp
> 00007fe40c1af878 error 4 in libavcodec.so.55.34.1[7fe3fdc36000+69f000]
> [53929.991966] vlc[32710]: segfault at 7f6931e56000 ip 00007f693e78b507 sp
> 00007f694c180878 error 4 in libavcodec.so.55.34.1[7f693e2d5000+69f000]
> [53980.467667] vlc[308]: segfault at 7f78c80ec000 ip 00007f78d0631507 sp
> 00007f78dc123878 error 4 in libavcodec.so.55.34.1[7f78d017b000+69f000]
> [54093.126869] vlc[344]: segfault at 7f87601b8000 ip 00007f876a9a7507 sp
> 00007f877c18a878 error 4 in libavcodec.so.55.34.1[7f876a4f1000+69f000]
> [54165.387152] vlc[2842]: segfault at 7f15688e9000 ip 00007f157323d507 sp
> 00007f15717ef878 error 4 in libavcodec.so.55.34.1[7f1572d87000+69f000]

We need more information to find out the source of this problem.
Please provide a full backtrace as described at
https://wiki.debian.org/HowToGetABacktrace

> -- System Information:
> Debian Release: jessie/sid
>   APT prefers testing
>   APT policy: (500, 'testing')
> Architecture: amd64 (x86_64)
> Foreign Architectures: i386
>
> Kernel: Linux 3.14-1-amd64 (SMP w/4 CPU cores)
> Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash
>
> Versions of packages libavcodec55 depends on:
> ii  libavutil53            6:10.2-1
> ii  libc6                  2.19-4
> ii  libgsm1                1.0.13-4
> ii  libmp3lame0            1:3.99.5-dmo2

Please replace this package with the package found in debian. It may
or may not be the source of this problem.

Reinhard