with 32bit build
https://samples.mplayerhq.hu/V-codecs/shq0.avi
(gdb) r -i f/shq0.avi -f null -
Starting program: /media/sdb1/ffmpeg/ffmpeg_g -i f/shq0.avi -f null -
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
ffmpeg version 3.2.git Copyright (c) 2000-2017 the FFmpeg developers
built with gcc 5.3.0 (Ubuntu 5.3.0-3ubuntu1~14.04) 20151204
configuration: --disable-ffprobe --disable-ffserver --disable-ffplay --enable-gpl
libavutil 55. 43.100 / 55. 43.100
libavcodec 57. 72.100 / 57. 72.100
libavformat 57. 62.100 / 57. 62.100
libavdevice 57. 2.100 / 57. 2.100
libavfilter 6. 69.100 / 6. 69.100
libswscale 4. 3.101 / 4. 3.101
libswresample 2. 4.100 / 2. 4.100
libpostproc 54. 2.100 / 54. 2.100
Guessed Channel Layout for Input Stream #0.1 : 4.0
Input #0, avi, from 'f/shq0.avi':
Duration: 00:00:10.01, start: 0.000000, bitrate: 14397 kb/s
Stream #0:0: Video: speedhq (SHQ0 / 0x30514853), yuv420p(bt470bg/unknown/unknown), 1280x720, 11343 kb/s, 29.97 fps, 29.97 tbr, 29.97 tbn, 29.97 tbc
Stream #0:1: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 48000 Hz, 4.0, s16, 3072 kb/s
[New Thread 0xb7596b40 (LWP 15004)]
[New Thread 0xb6d95b40 (LWP 15005)]
[New Thread 0xb6594b40 (LWP 15006)]
[New Thread 0xb5d93b40 (LWP 15007)]
[New Thread 0xb5592b40 (LWP 15008)]
[New Thread 0xb4d91b40 (LWP 15009)]
[New Thread 0xb4590b40 (LWP 15010)]
[New Thread 0xb3d8fb40 (LWP 15011)]
[New Thread 0xb358eb40 (LWP 15012)]
[New Thread 0xb2d8db40 (LWP 15013)]
[New Thread 0xb258cb40 (LWP 15014)]
[New Thread 0xb1d8bb40 (LWP 15015)]
[New Thread 0xb158ab40 (LWP 15016)]
[New Thread 0xb0d89b40 (LWP 15017)]
[New Thread 0xb0588b40 (LWP 15018)]
[New Thread 0xafd87b40 (LWP 15019)]
[New Thread 0xaf586b40 (LWP 15020)]
[New Thread 0xaed85b40 (LWP 15021)]
Output #0, null, to 'pipe:':
Metadata:
encoder : Lavf57.62.100
Stream #0:0: Video: wrapped_avframe, yuv420p, 1280x720, q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc
Metadata:
encoder : Lavc57.72.100 wrapped_avframe
Stream #0:1: Audio: pcm_s16le, 48000 Hz, 4.0, s16, 3072 kb/s
Metadata:
encoder : Lavc57.72.100 pcm_s16le
Stream mapping:
Stream #0:0 -> #0:0 (speedhq (native) -> wrapped_avframe (native))
Stream #0:1 -> #0:1 (pcm_s16le (native) -> pcm_s16le (native))
Press [q] to stop, [?] for help
Program received signal SIGSEGV, Segmentation fault.
ff_clear_block_sse () at libavcodec/x86/blockdsp.asm:56
56 CLEAR_BLOCK 1, 1
(gdb) bt
#0 ff_clear_block_sse () at libavcodec/x86/blockdsp.asm:56
(gdb)
Thanks. Can you try this patch?