Re: [BUG] RCU hang with io_uring nvme polling

From: Keith Busch

Date: Fri Jun 26 2026 - 12:52:49 EST


On Fri, Jun 26, 2026 at 10:35:56AM -0600, Jens Axboe wrote:
> Yes, it's a bad configuration. I bet it's as simple as:
>
> https://lore.kernel.org/linux-block/20260617155051.1266079-1-anuj20.g@xxxxxxxxxxx/

Yep, that's definitely the same problem. Thanks, I hadn't seen that
thread yet.