Re: [Ekiga-list] ekiga 3.2.6 crashes on incoming video call

[Damien Sandras <dsandras seconix com>]

Le lundi 19 octobre 2009 à 23:00 +0200, Eugen Dedu a écrit :
> Gerhard Stengel wrote:
> > Hi,
> > 
> > if I get a video call from X-Lite (which uses h263 or h263-1998 video codec) ekiga always segfaults on my machine.
> > Here's the output of ekiga -d 4 and the backtrace:
> > 
> > http://filebin.ca/kjxrcp/gdb-ekiga.txt
> > 
> > Looks to me like it's some problem in libavcodec.so.
> > Therefore I tried to downgrade ffmpeg from svn20024 to 0.5, but that didn't help.
> 
> I confirm this crash with H263-1998 and ekiga 3.2.6.  100% reproducible
> by just putting this codec the first one, and calling 500 ekiga net 
> 
> It seems to me that it is in libavcodec:
> Thread 24 (Thread 0x7fffd4d34950 (LWP 12579)):
> #0  0x00007fffe6062f79 in ?? () from /usr/lib64/libavcodec.so
> #1  0x00007fffe5e7cfd1 in ff_epzs_motion_search () from
> /usr/lib64/libavcodec.so
> #2  0x00007fffe5e92ea5 in ff_estimate_p_frame_motion () from
> /usr/lib64/libavcodec.so
> #3  0x00007fffe5e1ad5e in ?? () from /usr/lib64/libavcodec.so
> 
> I looked at the source of ffmpeg, and ff_epzs_motion_search is a 50-line
> function with many computes, so difficult to see where precisely the
> crash happens.
> 

Report it to Craig...


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Damien Sandras

http://www.ekiga.org
http://www.beip.be

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