Re: [syzbot] BUG: unable to handle kernel NULL pointer dereference in io_do_iopoll

From: Jens Axboe
Date: Tue May 17 2022 - 14:46:48 EST


On 5/17/22 12:44 PM, syzbot wrote:
> Hello,
>
> syzbot has tested the proposed patch but the reproducer is still triggering an issue:
> BUG: unable to handle kernel NULL pointer dereference in io_do_iopoll

Gah, backport ended up putting the hunk in the wrong spot, not very useful.

#syz test git://git.kernel.dk/linux-block io_uring-5.18

--
Jens Axboe