[FFmpeg-trac] #10400(ffmpeg:new): SEGV error in libc-start.c:308

[FFmpeg]

#10400: SEGV error in libc-start.c:308
---------------------------------------+----------------------------------
             Reporter:  michael_zhang  |                     Type:  defect
               Status:  new            |                 Priority:  normal
            Component:  ffmpeg         |                  Version:  4.2.9
             Keywords:  bugs           |               Blocked By:
             Blocking:                 |  Reproduced by developer:  0
Analyzed by developer:  0              |
---------------------------------------+----------------------------------
 Summary of the bug: SEGV
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x9197d8)
 AddressSanitizer:DEADLYSIGNAL
 =================================================================
 ==3473136==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000
 (pc 0x555555e6d7d9 bp 0x5555568abc80 sp 0x7fffffffb6f8 T0)
 ==3473136==The signal is caused by a READ memory access.
 ==3473136==Hint: address points to the zero page.
     #0 0x555555e6d7d8
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x9197d8)
     #1 0x55555654f1ef
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xffb1ef)
     #2 0x55555654fcc2
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xffbcc2)
     #3 0x555556542c1e
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xfeec1e)
     #4 0x5555565432a0
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xfef2a0)
     #5 0x5555565434ad
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xfef4ad)
     #6 0x55555654233b
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xfee33b)
     #7 0x55555654246c
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xfee46c)
     #8 0x5555565436ef
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xfef6ef)
     #9 0x555556544942
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0xff0942)
     #10 0x555556554e4e
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x1000e4e)
     #11 0x555555712076
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x1be076)
     #12 0x555555715b0d
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x1c1b0d)
     #13 0x555555727e91
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x1d3e91)
     #14 0x55555572932e
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x1d532e)
     #15 0x555555711439 in main
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x1bd439)
     #16 0x7ffff5ae5082 in __libc_start_main ../csu/libc-start.c:308
     #17 0x55555571161d
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x1bd61d)

 AddressSanitizer can not provide additional info.
 SUMMARY: AddressSanitizer: SEGV
 (/home/xjsh/normalFiles/FFmpeg-n6.1-dev/ffmpeg+0x9197d8)
 ==3473136==ABORTING
 How to reproduce:
 {{{
 % ./ffmpeg -discard -vn -i segv.mp4
 ffmpeg version: n4.2.9 and n6.1-dev
 built on: ubuntu 20.04 with Asan
 }}}
 Patches should be submitted to the ffmpeg-devel mailing list and not this
 bug tracker.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10400>
FFmpeg <https://ffmpeg.org>
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