Bug#785560: Encountered the same problem but the backtrace differs

[Sebastian Ramacher]

On 2016-04-22 01:57:24, lumin wrote:
> Hi Sebastian,
> 
> On my sid system the vlc also sufferes from such a crash, i.e.
> it is fine to enter the main interface but will immediately crash
> if opened any video or audio.
> 
> My backtrace is distinct from the others', which indicates this
> crash is, probably, due to the intel graphics driver. However,
> I noticed that there is neither such a `vlc-dbg` package, nor
> a `vlc-dbgsym` package, so I cannot get any symbols in backtrace
> except for a local rebuild.

The -dbgsym packages are put in a different archive. See
https://wiki.debian.org/AutomaticDebugPackages for more details.

Regards

> 
> I'm not sure if I should file a bug against the intel driver.
> 
> (gdb) bt full 
> #0  0x00007fffd1f3296a in ?? ()
> from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
> No symbol table info available.
> #1  0x00007fffdbdd2ef8 in ?? ()
> from /usr/lib/x86_64-linux-gnu/libGL.so.1
> No symbol table info available.
> #2  0x00007fff9512088f in ?? ()
>    from /usr/lib/vlc/plugins/visualization/libglspectrum_plugin.so
> No symbol table info available.
> #3  0x00007ffff79a4454 in start_thread (arg=0x7fff9511d700)
>     at pthread_create.c:334
>         __res = <optimized out>
>         pd = 0x7fff9511d700
>         now = <optimized out>
>         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140735694362368, 
>                 989789792670113161, 0, 140735708116111, 3,
> 140735609373192, 
>                 -989847776405168759, -989771957604786807}, 
>               mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>             data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>         not_first_call = <optimized out>
>         pagesize_m1 = <optimized out>
>         sp = <optimized out>
>         freesize = <optimized out>
>         __PRETTY_FUNCTION__ = "start_thread"
> #4  0x00007ffff74ddeed in clone ()
> ---Type <return> to continue, or q <return> to quit---
>     at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
> No locals.
> (gdb) kill
> Kill the program being debugged? (y or n) y
> 
> 
> 
> i965-va-driver/unstable,now 1.7.0-1 amd64 [installed,automatic]
> 
> vlc/unstable,now 2.2.2-6 amd64 [installed]
> 
> Thanks :-)
> 
> _______________________________________________
> pkg-multimedia-maintainers mailing list
> pkg-multimedia-maintainers at lists.alioth.debian.org
> http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-multimedia-maintainers

-- 
Sebastian Ramacher