https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85132
--- Comment #7 from Martin Liška <marxin at gcc dot gnu.org> --- (In reply to Manuel Lauss from comment #6) > (In reply to Martin Liška from comment #5) > > (In reply to Manuel Lauss from comment #4) > > > (In reply to Martin Liška from comment #3) > > > > (In reply to Manuel Lauss from comment #2) > > > > > This is the most minimal ffmpeg config that can trigger the segfault. > > > > > The > > > > > interesting switch is "--enabled-hardcoded-tables". I use the "mpv" > > > > > Player > > > > > with a standard mp4 video file to trigger it > > > > > (https://github.com/mpv-player/mpv/archive/v0.27.2.zip) > > > > > > > > Good. so we have minimal set of options for ffmpeg. Now please explain > > > > me > > > > how to build the MPV tool? Is it really needed? Can't one trigger that > > > > directly with ffmepg? Please upload somewhere the mp4 file so that I can > > > > reproduce it. > > > > > > The segfault happens during initialization of ffmpeg when mpv player > > > starts. > > > I can also trigger it with firefox on e.g. youtube: it crashes the tab. > > > > Ok, so please download following sample video: > > http://techslides.com/demos/sample-videos/small.mp4 > > > > And try to run ffmpeg to print info: > > ./ffmpeg -i small.mp4 > > > > Does it also segfault? > > Yes, same backtrace, same fault location. Hm, I put __builtin_abort to: static av_cold void aac_static_table_init(void) function. And it's unfortunately called. Probably because: $ ./ffmpeg -i small.mp4 test.mp3 ... Decoder (codec aac) not found for input stream #0:1 Are you sure the configure options enable the codec (AAC)?
