linux-kernel - Re: [PATCH] workqueue: Use active mask for new worker when pool is DISASSOCIATED

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Message-ID: <YtAqsyjlvmfDokH/@worktop.programming.kicks-ass.net>
Date:   Thu, 14 Jul 2022 16:39:47 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Lai Jiangshan <jiangshanlai@...il.com>
Cc:     Schspa Shi <schspa@...il.com>, tj@...nel.org,
        linux-kernel@...r.kernel.org, zhaohui.shi@...izon.ai
Subject: Re: [PATCH] workqueue: Use active mask for new worker when pool is
 DISASSOCIATED

On Wed, Jul 13, 2022 at 05:52:58PM +0800, Lai Jiangshan wrote:
> 
> 
> CC Peter.
> Peter has changed the CPU binding code in workqueue.c.

[ 1622.829091] WARNING: CPU: 3 PID: 31 at kernel/sched/core.c:7756 sched_cpu_dying+0x74/0x204
[ 1622.829374] CPU: 3 PID: 31 Comm: migration/3 Tainted: P           O      5.10.59-rt52 #2
									^^^^^^^^^^^^^^^^^^^^^

I think we can ignore this as being some ancient kernel. Please try
something recent.