Re: [PATCH 1/1] io_uring/sqpoll: do not allow pinning outside of cpuset

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Thanks for reply. I will include lkp into search database before sending
out fuzzing findings.

Regards,
Yi Lai

On Wed, Sep 18, 2024 at 12:16:41AM -0600, Jens Axboe wrote:
> On 9/17/24 9:56 PM, Lai, Yi wrote:
> > Hi Felix Moessbauer,
> > 
> > Greetings!
> > 
> > I used Syzkaller and found that there is KASAN: use-after-free Read in io_sq_offload_create in Linux-next tree - next-20240916.
> > 
> > After bisection and the first bad commit is:
> > "
> > f011c9cf04c0 io_uring/sqpoll: do not allow pinning outside of cpuset
> > "
> 
> This is known and fixed:
> 
> https://git.kernel.dk/cgit/linux/commit/?h=for-6.12/io_uring&id=a09c17240bdf2e9fa6d0591afa9448b59785f7d4
> 
> -- 
> Jens Axboe




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