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From: syzbot <syzbot+2b9e54155c8c25d8d165@syzkaller.appspotmail.com>
To: akpm@linux-foundation.org, axboe@kernel.dk, dave@stgolabs.net,
	hch@lst.de,  hughd@google.com, ktkhai@virtuozzo.com,
	linux-kernel@vger.kernel.org,  linux-mm@kvack.org,
	mhocko@suse.com, ming.lei@redhat.com, osandov@fb.com,
	 syzkaller-bugs@googlegroups.com
Subject: Re: INFO: task hung in sync_inodes_sb (3)
Date: Thu, 26 Dec 2019 14:06:01 -0800	[thread overview]
Message-ID: <0000000000002b326d059aa295e9@google.com> (raw)
In-Reply-To: <000000000000016d8b059aa2030e@google.com>

syzbot has bisected this bug to:

commit 6dc4f100c175dd0511ae8674786e7c9006cdfbfa
Author: Ming Lei <ming.lei@redhat.com>
Date:   Fri Feb 15 11:13:19 2019 +0000

     block: allow bio_for_each_segment_all() to iterate over multi-page bvec

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1674423ee00000
start commit:   46cf053e Linux 5.5-rc3
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=1574423ee00000
console output: https://syzkaller.appspot.com/x/log.txt?x=1174423ee00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ed9d672709340e35
dashboard link: https://syzkaller.appspot.com/bug?extid=2b9e54155c8c25d8d165
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=152bdc56e00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=159c489ee00000

Reported-by: syzbot+2b9e54155c8c25d8d165@syzkaller.appspotmail.com
Fixes: 6dc4f100c175 ("block: allow bio_for_each_segment_all() to iterate  
over multi-page bvec")

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


  reply	other threads:[~2019-12-26 22:06 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-26 21:25 syzbot
2019-12-26 22:06 ` syzbot [this message]
2019-12-27  4:46   ` Ming Lei

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