From: Ming Lei <ming.lei@redhat.com>
To: Changhui Zhong <czhong@redhat.com>
Cc: Linux Block Devices <linux-block@vger.kernel.org>,
io-uring@vger.kernel.org
Subject: Re: [bug report] WARNING: CPU: 3 PID: 175811 at io_uring/io_uring.c:2921 io_ring_exit_work+0x155/0x288
Date: Tue, 24 Jun 2025 16:03:40 +0800 [thread overview]
Message-ID: <aFpb3BjH4T8q8KAY@fedora> (raw)
In-Reply-To: <CAGVVp+UFKKb4ydw1+zWX9Bre6vt9TUFt9FY2qOx0LMv+8VaVoA@mail.gmail.com>
On Tue, Jun 24, 2025 at 01:37:55PM +0800, Changhui Zhong wrote:
> Hello,
>
> the following warnning info was triggered by ubdsrv generic/004 tests,
> please help check and let me know if you need any info/test, thanks.
>
> repo: https://github.com/torvalds/linux.git
> branch: master
> INFO: HEAD of cloned kernel
> commit 86731a2a651e58953fc949573895f2fa6d456841
> Author: Linus Torvalds <torvalds@linux-foundation.org>
> Date: Sun Jun 22 13:30:08 2025 -0700
>
> Linux 6.16-rc3
>
>
> reproducer:
> # echo 0 > /proc/sys/kernel/io_uring_disabled
> # modprobe ublk_drv
> # for i in {0..30};do make test T=generic; done
Hi Changhui,
Please try the fix for your yesterday's report:
https://lore.kernel.org/linux-block/20250624022049.825370-1-ming.lei@redhat.com/
The same test can survive for hours in my VM with the fix.
Thanks,
Ming
next prev parent reply other threads:[~2025-06-24 8:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-24 5:37 [bug report] WARNING: CPU: 3 PID: 175811 at io_uring/io_uring.c:2921 io_ring_exit_work+0x155/0x288 Changhui Zhong
2025-06-24 5:53 ` Changhui Zhong
2025-06-24 8:03 ` Ming Lei [this message]
2025-06-24 15:02 ` Changhui Zhong
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