Re: [syzbot] WARNING in io_sync_cancel

From: Jens Axboe
Date: Thu Dec 22 2022 - 11:45:36 EST


On 12/21/22 10:52 PM, syzbot wrote:
> Hello,
>
> syzbot has tested the proposed patch but the reproducer is still triggering an issue:
> INFO: rcu detected stall in corrupted
>
> rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P5772 } 2680 jiffies s: 2845 root: 0x0/T
> rcu: blocking rcu_node structures (internal RCU debug):

Wish there was more of a trace here, but I don't think this is
related to the original issue.

--
Jens Axboe