linux-kernel - Re: WARNING in irqentry

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Date:   Wed, 11 Nov 2020 18:01:07 -0800
From:   syzbot <syzbot+d4336c84ed0099fdbe47@...kaller.appspotmail.com>
To:     keescook@...omium.org, linux-kernel@...r.kernel.org,
        mingo@...nel.org, mingo@...hat.com, peterz@...radead.org,
        syzkaller-bugs@...glegroups.com, tglx@...utronix.de,
        will@...nel.org
Subject: Re: WARNING in irqentry_exit

syzbot suspects this issue was fixed by commit:

commit 4d004099a668c41522242aa146a38cc4eb59cb1e
Author: Peter Zijlstra <peterz@...radead.org>
Date:   Fri Oct 2 09:04:21 2020 +0000

    lockdep: Fix lockdep recursion

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1202919a500000
start commit:   f873db9a Merge tag 'io_uring-5.9-2020-08-21' of git://git...
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=a0437fdd630bee11
dashboard link: https://syzkaller.appspot.com/bug?extid=d4336c84ed0099fdbe47
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15312a66900000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13b01641900000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: lockdep: Fix lockdep recursion

For information about bisection process see: https://goo.gl/tpsmEJ#bisection