From: Peter Zijlstra <peterz@infradead.org>
To: Han Guangjiang <gj.han@foxmail.com>
Cc: Ingo Molnar <mingo@redhat.com>,
Juri Lelli <juri.lelli@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
Valentin Schneider <vschneid@redhat.com>,
"open list:SCHEDULER" <linux-kernel@vger.kernel.org>,
hanguangjiang@lixiang.com, fanggeng@lixiang.com,
yangchen11@lixiang.com
Subject: Re: [PATCH] sched/fair: Fix DELAY_DEQUEUE issue related to cgroup throttling
Date: Tue, 30 Sep 2025 14:56:21 +0200 [thread overview]
Message-ID: <20250930125621.GO3419281@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <tencent_3177343A3163451463643E434C61911B4208@qq.com>
On Thu, Sep 04, 2025 at 09:51:50AM +0800, Han Guangjiang wrote:
> From: Han Guangjiang <hanguangjiang@lixiang.com>
>
> When both CPU cgroup and memory cgroup are enabled with parent cgroup
> resource limits much smaller than child cgroup's, the system frequently
> hangs with NULL pointer dereference:
Is this the same issue as here:
https://lore.kernel.org/all/105ae6f1-f629-4fe7-9644-4242c3bed035@amd.com/T/#u
?
next prev parent reply other threads:[~2025-09-30 12:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-04 1:51 Han Guangjiang
2025-09-30 12:30 ` Pierre Gondois
2025-10-01 0:49 ` Han Guangjiang
2025-09-30 12:56 ` Peter Zijlstra [this message]
2025-10-01 1:15 ` Han Guangjiang
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