From: Jens Axboe <axboe@kernel.dk>
To: Breno Leitao <leitao@debian.org>, Shuai Liu <847807867@qq.com>
Cc: io-uring@vger.kernel.org, linux-kernel@vger.kernel.org,
syzbot+675af112519ca34f5502@syzkaller.appspotmail.com
Subject: Re: [PATCH] io_uring/sqpoll: don't set IO_SQ_THREAD_SHOULD_STOP on thread exit
Date: Tue, 3 Nov 2026 07:03:54 -0700 [thread overview]
Message-ID: <bb881af7-4912-40a3-a5c5-7f4af35e59de@kernel.dk> (raw)
In-Reply-To: <auncyphG6lXI7rvo@gmail.com>
On 11/3/26 6:09 AM, Breno Leitao wrote:
> On Mon, Nov 02, 2026 at 04:05:42PM +0800, Shuai Liu wrote:
>> WARNING: io_uring/sqpoll.c:88 at io_sq_thread_stop
>> Workqueue: iou_exit io_ring_exit_work
>> Call Trace:
>> io_put_sq_data
>> io_sq_thread_finish
>> io_ring_ctx_free
>> io_ring_exit_work
>
> I've started seeing this issue on my debug kernels.
>
> Not sure if this is the right approach to fix it, but, I've tested this
> patch, and the warning went away.
>
> Jens, feel free to add my `Tested-by: Breno Leitao <leitao@debian.org>'
> if you decide to get this patch in.
Thanks for testing - I'll get this queued up, but heads-up to the
original submitter, I'm going to trim the comment. LLM's love
their lengthy comments...
--
Jens Axboe
next prev parent reply other threads:[~2026-11-03 14:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-02 8:05 Shuai Liu
2026-11-03 13:09 ` Breno Leitao
2026-11-03 14:03 ` Jens Axboe [this message]
2026-11-03 14:31 ` Jens Axboe
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