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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Thomas Meyer <thomas@m3y3r.de>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	cbou@mail.ru, stern@rowland.harvard.edu,
	Linux PM list <linux-pm@vger.kernel.org>
Subject: Re: 3.3.2 - Crash in kthread_data (power_supply_core/led?)
Date: Sun, 15 Apr 2012 20:36:41 +0200	[thread overview]
Message-ID: <201204152036.41938.rjw@sisk.pl> (raw)
In-Reply-To: <1334481858.1444.20.camel@localhost.localdomain>

On Sunday, April 15, 2012, Thomas Meyer wrote:
> Hi,
> 
> I resumed my computer from RAM today and found this crash on the text
> console -> see attachment. One LED was blinking, (PS2 attached) keyboard
> didn't react anymore and I had to reboot my machine.
> 
> I couldn't capture the whole dump, the crash didn't made it to the log
> on disk, so I only have this screenshot. It's the first time I see this
> crash with any kernel. I did update to 3.3.2 yesterday, but maybe this
> is unrelated.
> 
> The crash looks like the power_supply_core/led wants to send some event
> and then things goes awry.

This looks like a delayed work item triggering at a wrong time.

I guess that the leds' suspend forgets to cancel its delayed work itmes which
then may be started during system resume.

Thanks,
Rafael

  reply	other threads:[~2012-04-15 18:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-15  9:24 3.3.2 - Crash in kthread_data (power_supply_core/led?) Thomas Meyer
2012-04-15 18:36 ` Rafael J. Wysocki [this message]
2012-04-17 15:44   ` Thomas Meyer

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