linux-kernel - Re: WARN_ON_ONCE() in process_one

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Message-ID: <20170501154237.71ba2d28@gandalf.local.home>
Date:   Mon, 1 May 2017 15:42:37 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Tejun Heo <tj@...nel.org>
Cc:     "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        jiangshanlai@...il.com, linux-kernel@...r.kernel.org
Subject: Re: WARN_ON_ONCE() in process_one_work()?

On Mon, 1 May 2017 14:42:50 -0400
Tejun Heo <tj@...nel.org> wrote:

> Steven's involved a rescuer too.  One possibility was cpuset being
> involved somehow and messing up the affinity of the rescuer kthread
> unexpectedly.  Is cpuset involved in any way?

I didn't do anything with cpuset. I did take CPUs offline though.

I'm currently testing changes, but when its done, I'll remove the
"WARN_ON() comment out" and see if I can reproduce it again.

-- Steve