james@corydalis ~ $ gdb mplayer 
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Reading symbols from mplayer...
Reading symbols from /usr/lib/debug//usr/bin/mplayer.debug...
(gdb) run /tmp/sample.mp4
Starting program: /usr/bin/mplayer /tmp/sample.mp4
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
MPlayer 1.5-12 (C) 2000-2022 MPlayer Team

Playing /tmp/sample.mp4.
libavformat version 58.76.100 (external)
libavformat file format detected.
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x7ffff79b3280]Protocol name not provided, cannot determine if input is local or a network protocol, buffers and access patterns cannot be configured optimally without knowing the protocol

Program received signal SIGSEGV, Segmentation fault.
decode_cpe (ac=ac@entry=0x5555558853e0, gb=gb@entry=0x7fffffffbba0, cpe=cpe@entry=0x5555558fa1b0) at src/libavcodec/aacdec_template.c:2300
2300    src/libavcodec/aacdec_template.c: No such file or directory.
(gdb) bt
#0  decode_cpe
    (ac=ac@entry=0x5555558853e0, gb=gb@entry=0x7fffffffbba0, cpe=cpe@entry=0x5555558fa1b0) at src/libavcodec/aacdec_template.c:2300
#1  0x00007ffff67a80d2 in aac_decode_frame_int
    (avctx=0x555555883790, data=0x555555884e20, got_frame_ptr=0x7fffffffbc40, gb=<optimized out>, avpkt=<optimized out>)
    at src/libavcodec/aacdec_template.c:3302
#2  0x00007ffff67a94d5 in aac_decode_frame
    (avctx=0x555555883790, data=0x555555884e20, got_frame_ptr=0x7fffffffbc40, avpkt=0x5555558852c0) at src/libavcodec/aacdec_template.c:3485
#3  0x00007ffff68b9c0f in decode_simple_internal
    (discarded_samples=<synthetic pointer>, frame=0x555555884e20, avctx=0x555555883790) at src/libavcodec/decode.c:329
#4  decode_simple_receive_frame (frame=<optimized out>, avctx=<optimized out>)
    at src/libavcodec/decode.c:530
#5  decode_receive_frame_internal
    (avctx=avctx@entry=0x555555883790, frame=0x555555884e20)
    at src/libavcodec/decode.c:550
#6  0x00007ffff68ba6a0 in avcodec_send_packet
    (avctx=avctx@entry=0x555555883790, avpkt=avpkt@entry=0x7fffffffbd10)
    at src/libavcodec/decode.c:617
#7  0x00007ffff79116bb in try_decode_frame
    (s=s@entry=0x555555872210, st=st@entry=0x555555882e20, avpkt=avpkt@entry=0x55555589d6d0, options=<optimized out>) at src/libavformat/utils.c:3084
#8  0x00007ffff791b817 in avformat_find_stream_info
    (ic=0x555555872210, options=options@entry=0x0)
    at src/libavformat/utils.c:3949
#9  0x00005555556a064e in demux_open_lavf (demuxer=0x555555878910)
    at libmpdemux/demux_lavf.c:628
#10 0x0000555555627473 in demux_open_stream
     (stream=stream@entry=0x555555876870, file_format=44, 
    file_format@entry=0, force=0, audio_id=-1, video_id=video_id@entry=-1, dvdsub_id=-1, filename=0x55555585b930 "/tmp/sample.mp4")
    at libmpdemux/demuxer.c:1120
#11 0x0000555555627dee in demux_open
     (vs=0x555555876870, file_format=0, audio_id=-1, video_id=-1, dvdsub_id=-1, filename=0x55555585b930 "/tmp/sample.mp4") at libmpdemux/demuxer.c:1294
#12 0x000055555558a771 in main (argc=<optimized out>, argv=<optimized out>)
    at mplayer.c:3383