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From: syzbot <syzbot+8073030e235a5a84dd31@syzkaller.appspotmail.com>
To: bfields@fieldses.org, boqun.feng@gmail.com, jlayton@kernel.org,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	mingo@redhat.com, peterz@infradead.org,
	syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk,
	will@kernel.org
Subject: Re: possible deadlock in f_getown
Date: Mon, 30 Nov 2020 11:23:07 -0800	[thread overview]
Message-ID: <0000000000009c212f05b557f00a@google.com> (raw)
In-Reply-To: <000000000000bf710a05b05ae3f6@google.com>

syzbot has bisected this issue to:

commit e918188611f073063415f40fae568fa4d86d9044
Author: Boqun Feng <boqun.feng@gmail.com>
Date:   Fri Aug 7 07:42:20 2020 +0000

    locking: More accurate annotations for read_lock()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=122fe51d500000
start commit:   b6505459 Linux 5.10-rc6
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=112fe51d500000
console output: https://syzkaller.appspot.com/x/log.txt?x=162fe51d500000
kernel config:  https://syzkaller.appspot.com/x/.config?x=b3a044ccf5b03ac4
dashboard link: https://syzkaller.appspot.com/bug?extid=8073030e235a5a84dd31
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11b43d79500000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16f2ed79500000

Reported-by: syzbot+8073030e235a5a84dd31@syzkaller.appspotmail.com
Fixes: e918188611f0 ("locking: More accurate annotations for read_lock()")

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

  parent reply	other threads:[~2020-11-30 19:23 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-28  7:48 possible deadlock in f_getown syzbot
2020-11-30 12:39 ` syzbot
2020-11-30 19:23 ` syzbot [this message]
2021-09-23  6:03 ` [syzbot] " syzbot
2021-09-23 17:20   ` Desmond Cheong Zhi Xi
2021-09-23 17:54     ` Jeff Layton

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