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From: Jens Axboe <axboe@kernel.dk>
To: Pavel Begunkov <asml.silence@gmail.com>,
	syzbot <syzbot+e333341d3d985e5173b2@syzkaller.appspotmail.com>,
	io-uring@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [io-uring?] [usb?] WARNING in io_get_cqe_overflow (2)
Date: Mon, 4 Nov 2024 10:03:27 -0700	[thread overview]
Message-ID: <0daae856-a3c6-4eff-95cc-e39674f24d41@kernel.dk> (raw)
In-Reply-To: <09b7008b-b8c1-4368-9d04-a3bdb96ab26d@gmail.com>

On 11/4/24 9:54 AM, Pavel Begunkov wrote:
> On 11/4/24 15:43, Jens Axboe wrote:
>> On 11/4/24 8:34 AM, Pavel Begunkov wrote:
>>> On 11/4/24 15:27, Pavel Begunkov wrote:
> ...
>>> Regardless, the rule with sth like that should be simpler,
>>> i.e. a ctx is getting killed => everything is run from fallback/kthread.
>>
>> I like it, and now there's another reason to do it. Can you out the
>> patch?
> 
> Let's see if it works, hopefully will try today.

I already tried it here fwiw, does fix the issue (as expected) and it
passes the full testing too.

-- 
Jens Axboe


  reply	other threads:[~2024-11-04 17:03 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-04 10:36 [syzbot] [io-uring?] [usb?] WARNING in io_get_cqe_overflow (2) syzbot
2024-11-04 11:31 ` syzbot
2024-11-04 13:13   ` Pavel Begunkov
2024-11-04 15:08     ` Jens Axboe
2024-11-04 15:27       ` Pavel Begunkov
2024-11-04 15:34         ` Pavel Begunkov
2024-11-04 15:43           ` Jens Axboe
2024-11-04 16:54             ` Pavel Begunkov
2024-11-04 17:03               ` Jens Axboe [this message]
2024-11-04 17:05                 ` Jens Axboe
2024-11-05  1:20                   ` Pavel Begunkov
2024-12-28 20:57 ` Jens Axboe
2024-12-28 20:57   ` syzbot
2024-12-28 20:58     ` Jens Axboe

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