Re: [syzbot] [io-uring?] INFO: task hung in io_wq_put_and_exit (6)

From: Jens Axboe

Date: Tue Jan 20 2026 - 13:05:50 EST


On 1/20/26 8:04 AM, Jens Axboe wrote:
> Just to wrap this one up - there's a fairly lengthy explanation posted
> here:
>
> https://lore.kernel.org/io-uring/937c3e38-368e-43eb-9d7e-2dcc0697799f@xxxxxxxxx/
>
> which details why this isn't really a bug, it's just slow exit due to
> the odd huge reads (and number of them) syzbot queues up with io_uring
> before exiting.

Let's see if syzbot is fixed again:

#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux.git syztest

--
Jens Axboe