From: syzbot <syzbot+f4316dab9d4518b755eb@syzkaller.appspotmail.com>
To: axboe@kernel.dk, hch@lst.de, keith.busch@intel.com,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: WARNING: refcount bug in blk_mq_free_request (2)
Date: Mon, 05 Aug 2019 16:59:01 -0700 [thread overview]
Message-ID: <000000000000f3dd5b058f677d84@google.com> (raw)
In-Reply-To: <000000000000d0df7f058f625d13@google.com>
syzbot has bisected this bug to:
commit 12f5b93145450c750f315657ef239a314811aeeb
Author: Keith Busch <keith.busch@intel.com>
Date: Tue May 29 13:52:28 2018 +0000
blk-mq: Remove generation seqeunce
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1263808c600000
start commit: e21a712a Linux 5.3-rc3
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=1163808c600000
console output: https://syzkaller.appspot.com/x/log.txt?x=1663808c600000
kernel config: https://syzkaller.appspot.com/x/.config?x=a4c9e9f08e9e8960
dashboard link: https://syzkaller.appspot.com/bug?extid=f4316dab9d4518b755eb
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=117a1906600000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11aa11aa600000
Reported-by: syzbot+f4316dab9d4518b755eb@syzkaller.appspotmail.com
Fixes: 12f5b9314545 ("blk-mq: Remove generation seqeunce")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next prev parent reply other threads:[~2019-08-05 23:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-05 17:52 WARNING: refcount bug in blk_mq_free_request (2) syzbot
2019-08-05 23:59 ` syzbot [this message]
2019-08-06 15:43 ` Keith Busch
2019-08-06 22:39 ` Jens Axboe
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