Re: [BUG] io_uring: possible CQE32 overflow flush inconsistency in __io_cqring_overflow_flush()

From: Jens Axboe

Date: Sat Jun 20 2026 - 08:52:36 EST


On 6/20/26 12:30 AM, Cyber_black wrote:
> Hi Greg,
>
> Thank you for your honest feedback. You are absolutely right that
> testing is essential.
>
> I was able to compile the kernel without issues, but I cannot test it
> properly at the moment due to lack of a suitable test environment (no
> KVM/QEMU setup, limited hardware resources, and financial
> constraints).
>
> If this means the report is considered invalid or cannot be accepted
> in its current form, please let me know clearly. I will revisit this
> when I have the appropriate infrastructure and resources to test it
> properly.
>
> I don't want to waste maintainers' time with untested patches. Thank
> you for your understanding.

Yes, please familiarize yourself with the process, just about everything
about your submission was wrong. Currently OOO, but I can take a look at
this when I get back next week.

--
Jens Axboe