linux-kernel - Re: [syzbot] WARNING in io_sync

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Message-ID: <7c89b1c8-f012-3965-ab77-3bc19b3cedaa@kernel.dk>
Date:   Wed, 21 Dec 2022 08:44:40 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     syzbot <syzbot+7df055631cd1be4586fd@...kaller.appspotmail.com>,
        asml.silence@...il.com, io-uring@...r.kernel.org,
        linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] WARNING in io_sync_cancel

On 12/21/22 8:17 AM, 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: { P5788 } 2646 jiffies s: 2841 root: 0x0/T
> rcu: blocking rcu_node structures (internal RCU debug):

#syz test: git://git.kernel.dk/linux.git io_uring-6.2

-- 
Jens Axboe