linux-kernel - Re: [PATCH 10/24] sched/uclamg: Handle delayed dequeue

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Message-ID: <c001e3ec-bbc7-4de3-a9bc-cc324d366fbe@arm.com>
Date: Tue, 24 Sep 2024 16:16:28 +0100
From: Luis Machado <luis.machado@....com>
To: Mike Galbraith <efault@....de>, Peter Zijlstra <peterz@...radead.org>
Cc: Dietmar Eggemann <dietmar.eggemann@....com>,
 Vincent Guittot <vincent.guittot@...aro.org>,
 Hongyan Xia <hongyan.xia2@....com>, mingo@...hat.com, juri.lelli@...hat.com,
 rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
 vschneid@...hat.com, linux-kernel@...r.kernel.org, kprateek.nayak@....com,
 wuyun.abel@...edance.com, youssefesmat@...omium.org, tglx@...utronix.de
Subject: Re: [PATCH 10/24] sched/uclamg: Handle delayed dequeue

On 9/14/24 04:40, Mike Galbraith wrote:
> On Fri, 2024-09-13 at 18:39 +0200, Mike Galbraith wrote:
>> tip 4c293d0fa315 (sans sched/eevdf: More PELT vs DELAYED_DEQUEUE) seems
>> to be stable.
> 
> Belay that, it went boom immediately this morning while trying to
> trigger a warning I met elsewhere.
> 
> 	-Mike

Are you still hitting this one?

I was trying to reproduce this one on the Pixel 6 (manifests as
a boot crash) but couldn't so far. Something might've changed a bit.