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From: Quentin Perret <qperret@google.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Kirill Tkhai <ktkhai@virtuozzo.com>,
	linux-kernel@vger.kernel.org, aaron.lwe@gmail.com,
	valentin.schneider@arm.com, mingo@kernel.org, pauld@redhat.com,
	jdesfossez@digitalocean.com, naravamudan@digitalocean.com,
	vincent.guittot@linaro.org, dietmar.eggemann@arm.com,
	juri.lelli@redhat.com, rostedt@goodmis.org, bsegall@google.com,
	mgorman@suse.de, kernel-team@android.com, john.stultz@linaro.org
Subject: Re: NULL pointer dereference in pick_next_task_fair
Date: Thu, 7 Nov 2019 19:42:32 +0000	[thread overview]
Message-ID: <20191107194232.GA58063@google.com> (raw)
In-Reply-To: <20191107193134.GJ3079@worktop.programming.kicks-ass.net>

On Thursday 07 Nov 2019 at 20:31:34 (+0100), Peter Zijlstra wrote:
> Thing is, if we revert (and we might have to), we'll have to revert more
> than just the one patch due to that other (__pick_migrate_task) borkage
> that got reported today.

Fair enough, let's try an avoid reverting the world if possible ...
I'll give a go to your patch tomorrow first thing.

Cheers,
Quentin

  reply	other threads:[~2019-11-07 19:42 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-28 17:46 NULL pointer dereference in pick_next_task_fair Quentin Perret
2019-10-28 21:49 ` Peter Zijlstra
2019-10-29 11:34 ` Peter Zijlstra
2019-10-29 11:50   ` Quentin Perret
2019-10-30 22:50     ` Ram Muthiah
2019-10-31  1:33       ` Valentin Schneider
2019-10-31 10:54         ` Valentin Schneider
2019-10-31 14:24           ` Valentin Schneider
2019-10-31 22:15       ` Valentin Schneider
2019-11-06 12:05 ` Peter Zijlstra
2019-11-06 13:08   ` Peter Zijlstra
2019-11-06 15:04     ` Qais Yousef
2019-11-06 16:57       ` Peter Zijlstra
2019-11-06 17:26         ` Qais Yousef
2019-11-06 15:51   ` Kirill Tkhai
2019-11-06 16:54     ` Peter Zijlstra
2019-11-06 17:27       ` Peter Zijlstra
2019-11-07  8:36         ` Kirill Tkhai
2019-11-07 13:26           ` Peter Zijlstra
2019-11-07 15:12             ` Kirill Tkhai
2019-11-07 15:42               ` Peter Zijlstra
2019-11-07 15:53                 ` Kirill Tkhai
2019-11-07 15:38             ` Quentin Perret
2019-11-07 18:43               ` Peter Zijlstra
2019-11-07 19:27                 ` Quentin Perret
2019-11-07 19:31                   ` Peter Zijlstra
2019-11-07 19:42                     ` Quentin Perret [this message]
2019-11-07 19:29                 ` Peter Zijlstra
2019-11-08 11:02                   ` Quentin Perret
2019-11-08 11:47                     ` Valentin Schneider
2019-11-08 11:58                       ` Quentin Perret
2019-11-08 12:00                     ` Peter Zijlstra
2019-11-08 12:15                       ` Quentin Perret
2019-11-08 12:35                         ` Peter Zijlstra
2019-11-08 12:24                       ` Peter Zijlstra
2019-11-08 11:55                   ` Peter Zijlstra
2019-11-08 12:52                     ` Peter Zijlstra
2019-11-07 16:09             ` Qais Yousef

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