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Unable to access opcode bytes #97

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cssivision opened this issue Aug 1, 2021 · 0 comments

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cssivision commented Aug 1, 2021

uname -a

Linux centos 5.12.12-1.el7.elrepo.x86_64 #1 SMP Thu Jun 17 10:00:40 EDT 2021 x86_64 x86_64 x86_64 GNU/Linux

when process run a period of time, got the following error.

segfault at 55de015568bb ip 000055de015568bb sp 00007ffda51fcde0 error 14 in libc-2.17.so[7efc2f3c2000+1c3000]
Code: Unable to access opcode bytes at RIP 0x55de01556891
 main process exited, code=killed, status=11/SEGV

it's seems like a kernel bug fixed in 5.13, according to https://lore.kernel.org/io-uring/0000000000006acb3105c28321f7@google.com/t/ .

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