Re: [syzbot] KASAN: wild-memory-access Read in io_wq_worker_running

From: Jens Axboe
Date: Sun Jan 08 2023 - 22:21:46 EST


On 1/8/23 7:34 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: { P5774 } 2664 jiffies s: 2777 root: 0x0/T
> rcu: blocking rcu_node structures (internal RCU debug):

Don't think that's related, probably because of the earlier base of
that branch. Let's try something that's merged to current master:

#syz test: git://git.kernel.dk/linux.git syztest

--
Jens Axboe