Re: INFO: task hung in io_ring_exit_work

From: Jens Axboe
Date: Wed Mar 01 2023 - 09:54:05 EST


On 2/26/23 11:23 PM, Sanan Hasanov wrote:
> Good day, dear maintainers,
>
> We found a bug using a modified kernel configuration file used by syzbot.
>
> We enhanced the coverage of the configuration file using our tool, klocalizer.
>
> Kernel Branch: 6.2.0-next-20230225
> Kernel config: https://drive.google.com/file/d/1NS9N8rvftQ7BouImn2OVnC96qrNhAeuO/view?usp=share_link
> C Reproducer: Unfortunately, there is no reproducer for this bug yet.

Not sure what we're supposed to do with this, without a syzbot or
c reproducer? You can get into this condition if you SIGSTOP the
task so it can't complete its task_work, for example. But impossible
to glean anything from this report.

--
Jens Axboe