linux-kernel - Re: [PATCH v2] workqueue: Fix race condition in wq->stats incrementation

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Message-ID: <aAkcgwmNBtetyS3_@slm.duckdns.org>
Date: Wed, 23 Apr 2025 06:59:47 -1000
From: Tejun Heo <tj@...nel.org>
To: Jiayuan Chen <jiayuan.chen@...ux.dev>
Cc: linux-kernel@...r.kernel.org, mrpre@....com, mkoutny@...e.com,
	syzbot+01affb1491750534256d@...kaller.appspotmail.com,
	Lai Jiangshan <jiangshanlai@...il.com>
Subject: Re: [PATCH v2] workqueue: Fix race condition in wq->stats
 incrementation

On Thu, Apr 24, 2025 at 12:17:42AM +0800, Jiayuan Chen wrote:
> Fixed a race condition in incrementing wq->stats[PWQ_STAT_COMPLETED] by
> moving the operation under pool->lock.
> 
> Reported-by: syzbot+01affb1491750534256d@...kaller.appspotmail.com
> Signed-off-by: Jiayuan Chen <jiayuan.chen@...ux.dev>

Applied to wq/for-6.16.

Thanks.

-- 
tejun