#8201 closed defect (fixed)
outside the range of int at libavcodec/mpegvideo_enc.c
Reported by: | Suhwan | Owned by: | |
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Priority: | normal | Component: | undetermined |
Version: | git-master | Keywords: | ubsan |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | no | |
Analyzed by developer: | no |
Description
Summary of the bug:
libavcodec/mpegvideo_enc.c:497:37: runtime error: 1.66789e+11 is outside the range of representable values of type 'int' SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior libavcodec/mpegvideo_enc.c:497:37 in #0 ff_mpv_encode_init (avctx=<optimized out>) at libavcodec/mpegvideo_enc.c:494 #1 0x0000000005090e4e in avcodec_open2 (avctx=<optimized out>, codec=0x9ffc7c0 <ff_flv_encoder>, options=0x616000018de0) at libavcodec/utils.c:935 #2 0x000000000061c78c in init_output_stream (ost=<optimized out>, error=<optimized out>, error_len=1024) at fftools/ffmpeg.c:3517 #3 0x00000000006552db in reap_filters (flush=0) at fftools/ffmpeg.c:1442 #4 0x00000000005e7433 in transcode_step () at fftools/ffmpeg.c:4648 #5 transcode () at fftools/ffmpeg.c:4692 #6 0x00000000005db6ec in main (argc=<optimized out>, argv=<optimized out>) at fftools/ffmpeg.c:4894
How to reproduce:
% ./ffmpeg_g -t 1 -stream_loop 25 -y -i ffrv20-crashing-atmos.rm -loglevel 0 -map 0 -c:a:113 a64multi5 -vframes 99 -b:v 509k -strict 1 tmp.flv ffmpeg version N-94982-gea673a0edb Copyright (c) 2000-2019 the FFmpeg developers built with clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final) configuration: --cc=clang --cxx=clang++ --ld=clang --enable-debug --toolchain=clang-usan
Attachments (2)
Change History (4)
by , 5 years ago
by , 5 years ago
Attachment: | ffrv20-crashing-atmos.rm added |
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comment:1 by , 3 years ago
Resolution: | → worksforme |
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Status: | new → closed |
Does not reproduce. 3 year old line numbers dont make sense with git master. New testcase is needed if this is not fixed already
comment:2 by , 3 years ago
Resolution: | worksforme → fixed |
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Fixed in 245017ec8a87d6e4c764d06afeca37100b980d85.
(You even added a "Fixes: Ticket8201" to the commit message.)
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