Bug#648843: ffmpeg: segmentation fault when transcoding mkv to mpg

[Eric Cooper]

On Wed, Jan 04, 2012 at 04:46:32PM -0500, Eric Cooper wrote:
> On Wed, Jan 04, 2012 at 07:43:55PM +0100, Reinhard Tartler wrote:
> > I've now uploaded a new version of the library to experimental. Could you
> > please install the 'libav' package from experimental and try again?
> 
> I still get a failure:
> [...]

And here's the backtrace from gdb. In this case I used "avconv"
instead of "ffmpeg", with the same result:

Program received signal SIGABRT, Aborted.
0x00007ffff5a2e405 in raise () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) bt
#0  0x00007ffff5a2e405 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff5a31680 in abort () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007ffff5a64e0b in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#3  0x00007ffff5a6e656 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#4  0x00007ffff5a7338c in free () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007ffff695ba00 in av_destruct_packet (pkt=0x7fffffffe1e0)
    at /build/buildd-libav_0.8~beta1-2-amd64-M_e6Xh/libav-0.8~beta1/libavcodec/avpacket.c:37
#6  0x00007ffff695be04 in av_free_packet (pkt=0x7fffffffe1e0)
    at /build/buildd-libav_0.8~beta1-2-amd64-M_e6Xh/libav-0.8~beta1/libavcodec/avpacket.c:154
#7  0x00000000004058fa in transcode (nb_input_files=1, input_files=0x7445b0, nb_output_files=1, 
    output_files=0x74b020)
    at /build/buildd-libav_0.8~beta1-2-amd64-M_e6Xh/libav-0.8~beta1/avconv.c:2715
#8  main (argc=<optimized out>, argv=<optimized out>)
    at /build/buildd-libav_0.8~beta1-2-amd64-M_e6Xh/libav-0.8~beta1/avconv.c:4467

-- 
Eric Cooper             e c c @ c m u . e d u