Re: [syzbot] [io-uring?] [usb?] WARNING in io_get_cqe_overflow (2)

From: Jens Axboe
Date: Mon Nov 04 2024 - 12:06:49 EST


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