From: Frederic Weisbecker <frederic@kernel.org>
To: "Paul E. McKenney" <paulmck@kernel.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: NOHZ tick-stop error: Non-RCU local softirq work is pending
Date: Thu, 10 Dec 2020 14:04:58 +0100 [thread overview]
Message-ID: <20201210130458.GA150462@lothringen> (raw)
In-Reply-To: <20201118175420.GA17381@paulmck-ThinkPad-P72>
On Wed, Nov 18, 2020 at 09:54:20AM -0800, Paul E. McKenney wrote:
> On Wed, Nov 18, 2020 at 09:52:18AM -0800, Paul E. McKenney wrote:
> > Hello, Frederic,
> >
> > Here is the last few months' pile of warnings from rcutorture runs.
>
> And this time with scenario names. ;-)
>
> Thanx, Paul
>
> ------------------------------------------------------------------------
>
> ./2020.11.02-12.05.02/TREE02/console.log:[ 255.098527] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #282!!!
> ./2020.09.01-17.20.03/LOCK05.3/console.log:[ 414.534548] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.01-17.20.03/LOCK05.3/console.log:[ 3798.654736] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.01-17.20.03/LOCK05.2/console.log:[ 1718.589367] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.01-17.20.03/LOCK05.2/console.log:[ 6632.777655] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.10.29-16.54.07/SRCU-P/console.log:[ 2873.688490] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.11.02-17.25.58/TREE05/console.log:[ 3081.738937] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.11.04-19.46.51/SRCU-N/console.log:[ 2673.597523] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.02-17.17.02/LOCK05.3/console.log:[ 1467.372887] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.02-17.17.02/LOCK05/console.log:[ 34.371094] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.02-17.17.02/LOCK05/console.log:[ 1147.260097] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.11.14-16.00.39/SRCU-P/console.log:[ 5066.699589] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.10.12-21.08.28/SRCU-P/console.log:[ 816.338843] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.02-15.27.04/LOCK05/console.log:[ 34.338836] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.10-02.28.14/TREE01/console.log:[ 1234.111394] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.10-02.28.14/TREE01/console.log:[ 1282.109415] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.10-02.28.14/TREE07/console.log:[ 239.215890] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.10-02.28.14/TREE07/console.log:[ 367.918969] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
> ./2020.09.10-02.28.14/TREE07/console.log:[ 1461.037894] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.10-02.28.14/TREE07/console.log:[ 1503.810903] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.10-02.28.14/TREE07/console.log:[ 1503.811939] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.10-02.28.14/TRACE01/console.log:[ 699.514824] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
> ./2020.09.10-02.28.14/SRCU-P/console.log:[ 751.681629] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.10-02.28.14/TREE02/console.log:[ 287.770126] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
> ./2020.09.10-02.28.14/TREE02/console.log:[ 287.771096] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
> ./2020.09.10-02.28.14/TREE05/console.log:[ 648.009370] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.09.10-02.28.14/TREE05/console.log:[ 924.733405] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
> ./2020.09.10-02.28.14/TREE05/console.log:[ 924.734011] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
> ./2020.09.10-02.28.14/TREE05/console.log:[ 1743.197353] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #02!!!
> ./2020.09.10-02.28.14/TREE04/console.log:[ 1528.161635] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.10-02.28.14/TREE04/console.log:[ 1528.162313] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.10.30-11.47.17/TREE08/console.log:[ 265.201513] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.10.30-11.47.17/TREE08/console.log:[ 473.137587] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!!
> ./2020.11.05-11.47.22/TREE08/console.log:[ 187.375426] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
> ./2020.09.02-16.20.12/LOCK05/console.log:[ 1361.544451] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!!
> ./2020.11.06-17.37.06/TREE05/console.log:[ 79.519727] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #280!!!
I'm having a hard time reproducing this. After trying a batch of 10 TREE05, I'm
trying now with 10 SRCU-P, let's see how it goes.
Thanks.
next prev parent reply other threads:[~2020-12-10 13:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-18 17:52 NOHZ tick-stop error: Non-RCU local softirq work is pending Paul E. McKenney
2020-11-18 17:54 ` Paul E. McKenney
2020-11-18 20:03 ` Paul E. McKenney
2020-12-10 13:04 ` Frederic Weisbecker [this message]
2020-12-10 14:56 ` Frederic Weisbecker
2020-12-10 21:17 ` Paul E. McKenney
2020-12-11 0:15 ` Frederic Weisbecker
2020-12-11 0:46 ` Paul E. McKenney
2020-12-11 1:40 ` Frederic Weisbecker
2020-12-11 3:24 ` Paul E. McKenney
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