On Tue, Jun 12, 2018 at 10:47:24AM +0200, Marton Balint wrote: > > > On Tue, 12 Jun 2018, Michael Niedermayer wrote: > > >On Sun, Jun 10, 2018 at 12:36:47PM +0200, Marton Balint wrote: > >>Also use common code with opAtom. > >> > >>Fixes ticket #2776. > >>Partially fixes ticket #5671. > >>Fixes ticket #5866. > >> > >>Signed-off-by: Marton Balint <c...@passwd.hu> > >>--- > >> libavformat/mxfdec.c | 281 > >> ++++++++++++++++++++++++--------------------------- > >> 1 file changed, 130 insertions(+), 151 deletions(-) > > > >causes a segfault: > > > >==23735== Invalid read of size 8 > >==23735== at 0x75A627: mxf_set_pts (mxfdec.c:3277) > >==23735== by 0x75ACAD: mxf_read_packet_old (mxfdec.c:3396) > >==23735== by 0x7E099D: ff_read_packet (utils.c:856) > >==23735== by 0x7E39FF: read_frame_internal (utils.c:1581) > >==23735== by 0x7EB82B: avformat_find_stream_info (utils.c:3773) > >==23735== by 0x415534: open_input_file (ffmpeg_opt.c:1091) > >==23735== by 0x41EB11: open_files (ffmpeg_opt.c:3206) > >==23735== by 0x41ECA3: ffmpeg_parse_options (ffmpeg_opt.c:3246) > >==23735== by 0x43D1A3: main (ffmpeg.c:4832) > >==23735== Address 0x0 is not stack'd, malloc'd or (recently) free'd > >==23735== > >==23735== > >==23735== Process terminating with default action of signal 11 (SIGSEGV) > >==23735== Access not within mapped region at address 0x0 > >==23735== at 0x75A627: mxf_set_pts (mxfdec.c:3277) > >==23735== by 0x75ACAD: mxf_read_packet_old (mxfdec.c:3396) > >==23735== by 0x7E099D: ff_read_packet (utils.c:856) > >==23735== by 0x7E39FF: read_frame_internal (utils.c:1581) > >==23735== by 0x7EB82B: avformat_find_stream_info (utils.c:3773) > >==23735== by 0x415534: open_input_file (ffmpeg_opt.c:1091) > >==23735== by 0x41EB11: open_files (ffmpeg_opt.c:3206) > >==23735== by 0x41ECA3: ffmpeg_parse_options (ffmpeg_opt.c:3246) > >==23735== by 0x43D1A3: main (ffmpeg.c:4832) > >==23735== If you believe this happened as a result of a stack > >==23735== overflow in your program's main thread (unlikely but > >==23735== possible), you can try to increase the size of the > >==23735== main thread stack using the --main-stacksize= flag. > >==23735== The main thread stack size used in this run was 8388608. > > I don't see this. What is your command line?
testcase sent privatly thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB No human being will ever know the Truth, for even if they happen to say it by chance, they would not even known they had done so. -- Xenophanes
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