From: Jens Axboe <axboe@kernel.dk>
To: syzbot <syzbot+4eb282331cab6d5b6588@syzkaller.appspotmail.com>,
io-uring@vger.kernel.org, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [io-uring?] INFO: task hung in io_wq_put_and_exit (6)
Date: Wed, 21 Jan 2026 14:41:20 -0700 [thread overview]
Message-ID: <7c397414-ca45-4fca-acb6-15556974da6b@kernel.dk> (raw)
In-Reply-To: <7aa47c41-df51-4a9a-b021-866ea1bacb7b@kernel.dk>
On 1/20/26 8:04 AM, Jens Axboe wrote:
> Just to wrap this one up - there's a fairly lengthy explanation posted
> here:
>
> https://lore.kernel.org/io-uring/937c3e38-368e-43eb-9d7e-2dcc0697799f@kernel.dk/
>
> which details why this isn't really a bug, it's just slow exit due to
> the odd huge reads (and number of them) syzbot queues up with io_uring
> before exiting.
Let's try the syzbot special work-around, hoping that syzbot has
unborked itself again:
#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux.git syztest
--
Jens Axboe
next prev parent reply other threads:[~2026-01-21 21:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-18 8:05 [syzbot] [io-uring?] INFO: task hung in io_wq_put_and_exit (6) syzbot
2026-01-20 3:48 ` Jens Axboe
2026-01-20 4:13 ` syzbot
2026-01-20 15:04 ` Jens Axboe
2026-01-20 18:05 ` Jens Axboe
2026-01-20 18:31 ` syzbot
2026-01-21 17:39 ` Jens Axboe
2026-01-21 17:41 ` Jens Axboe
2026-01-21 19:30 ` syzbot
2026-01-21 21:41 ` Jens Axboe [this message]
2026-01-21 21:43 ` syzbot
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