Re: INFO: trying to register non-static key in io_cqring_overflow_flush

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On 11/28/19 12:35 AM, syzbot wrote:
Hello,

syzbot found the following crash on:

HEAD commit:    d7688697 Merge tag 'for-linus' of git://git.kernel.org/pub..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=145e5fcee00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=12f2051e3d8cdb3f
dashboard link: https://syzkaller.appspot.com/bug?extid=be9e13497969768c0e6e
compiler:       clang version 9.0.0 (/home/glider/llvm/clang
80fee25776c2fb61e74c1ecb1a523375c2500b69)
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=146c517ae00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16550b12e00000

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+be9e13497969768c0e6e@xxxxxxxxxxxxxxxxxxxxxxxxx

This is the same as:

syzbot+0d818c0d39399188f393@xxxxxxxxxxxxxxxxxxxxxxxxx

which is fixed by eb065d301e8c83643367bdb0898becc364046bda in my
for-5.5/io_uring-post branch, which will go upstream soon. Letting
you know so we don't have duplicate entries for this one.

--
Jens Axboe




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