From: syzbot <syzbot+221cc24572a2fed23b6b@syzkaller.appspotmail.com>
To: akpm@linux-foundation.org, axboe@kernel.dk,
dan.j.williams@intel.com, dhowells@redhat.com,
gregkh@linuxfoundation.org, hannes@cmpxchg.org,
joel@joelfernandes.org, linux-block@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
mchehab+samsung@kernel.org, mingo@redhat.com,
patrick.bellasi@arm.com, rgb@redhat.com, rostedt@goodmis.org,
syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk,
yamada.masahiro@socionext.com
Subject: Re: BUG: unable to handle kernel paging request in io_wq_cancel_all
Date: Wed, 30 Oct 2019 00:44:00 -0700 [thread overview]
Message-ID: <00000000000069801e05961be5fb@google.com> (raw)
In-Reply-To: <000000000000c6fb2a05961a0dd8@google.com>
syzbot has bisected this bug to:
commit ef0524d3654628ead811f328af0a4a2953a8310f
Author: Jens Axboe <axboe@kernel.dk>
Date: Thu Oct 24 13:25:42 2019 +0000
io_uring: replace workqueue usage with io-wq
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16acf5d0e00000
start commit: c57cf383 Add linux-next specific files for 20191029
git tree: linux-next
final crash: https://syzkaller.appspot.com/x/report.txt?x=15acf5d0e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=11acf5d0e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=cb86688f30db053d
dashboard link: https://syzkaller.appspot.com/bug?extid=221cc24572a2fed23b6b
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=168671d4e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=140f4898e00000
Reported-by: syzbot+221cc24572a2fed23b6b@syzkaller.appspotmail.com
Fixes: ef0524d36546 ("io_uring: replace workqueue usage with io-wq")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next parent reply other threads:[~2019-10-30 7:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <000000000000c6fb2a05961a0dd8@google.com>
2019-10-30 7:44 ` syzbot [this message]
2019-10-30 14:41 ` BUG: unable to handle kernel paging request in io_wq_cancel_all Jens Axboe
2019-11-01 17:50 ` Dmitry Vyukov
2019-11-01 17:56 ` Jens Axboe
2019-11-01 18:03 ` Dmitry Vyukov
2019-11-01 18:07 ` Jens Axboe
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