From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: "Paul E. McKenney" <paulmck@linux.ibm.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Alleged fix for writer stall on -rcu branch dev
Date: Mon, 15 Apr 2019 12:40:47 +0200 [thread overview]
Message-ID: <20190415104047.mrtmv6w6kq5m44fp@linutronix.de> (raw)
In-Reply-To: <20190413142153.GA17704@linux.ibm.com>
On 2019-04-13 07:21:53 [-0700], Paul E. McKenney wrote:
>
> And after ramping up the stress in rcutorture a bit, I am able to
> reproduce this CPU stall involving offlining on my systems. My plan is
> my usual one: Keep increasing rcutorture stress to get it to reproduce
> in reasonable time, add diagnostics as appropriate, and continue making
> forward-progress improvements in RCU itself.
I *think* this one is also new:
|Assertion failure in /home/bigeasy/linux-rt/tools/testing/selftests/rcutorture/res/2019.04.14-14:28:40/TREE03.37/console.log TREE03
|Summary: Warnings: 6 Call Traces: 6
https://breakpoint.cc/console-03.37.log
|Assertion failure in /home/bigeasy/linux-rt/tools/testing/selftests/rcutorture/res/2019.04.14-14:28:40/TREE03.39/console.log TREE03
|Summary: Warnings: 4 Call Traces: 4
https://breakpoint.cc/console-03.39.log
This is still commit 33e04e451279 ("torture: Allow inter-stutter interval to be
specified").
> Thank you very much for locating this one!!!
You are welcome.
> Thanx, Paul
Sebastian
next prev parent reply other threads:[~2019-04-15 10:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190409221426.GA11212@linux.ibm.com>
[not found] ` <20190410181538.3ocva5lmh7ghrisr@linutronix.de>
[not found] ` <20190410184105.GR14111@linux.ibm.com>
[not found] ` <20190410191918.g2yqnsmuqukmzdfe@linutronix.de>
[not found] ` <20190410203302.GT14111@linux.ibm.com>
2019-04-11 0:06 ` Alleged fix for writer stall on -rcu branch dev Paul E. McKenney
2019-04-13 14:21 ` Paul E. McKenney
2019-04-13 18:17 ` Paul E. McKenney
2019-04-15 10:41 ` Sebastian Andrzej Siewior
2019-04-15 10:40 ` Sebastian Andrzej Siewior [this message]
2019-04-15 10:56 ` Paul E. McKenney
2019-04-15 11:04 ` Sebastian Andrzej Siewior
2019-04-15 22:26 ` Paul E. McKenney
2019-04-16 8:03 ` Sebastian Andrzej Siewior
2019-04-23 15:25 ` Sebastian Andrzej Siewior
2019-04-24 5:33 ` Paul E. McKenney
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