Re: [syzbot] [io-uring?] KASAN: use-after-free Read in io_wq_worker_wake

From: Jens Axboe
Date: Mon Mar 13 2023 - 10:39:24 EST


On 3/13/23 8:32 AM, syzbot wrote:
> syzbot suspects this issue was fixed by commit:
>
> commit e6db6f9398dadcbc06318a133d4c44a2d3844e61
> Author: Jens Axboe <axboe@xxxxxxxxx>
> Date: Sun Jan 8 17:39:17 2023 +0000
>
> io_uring/io-wq: only free worker if it was allocated for creation

#syz fix: io_uring/io-wq: only free worker if it was allocated for creation

--
Jens Axboe