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From: Francis Moreau <francis.moro@gmail.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Don Zickus <dzickus@redhat.com>,
	Stephane Eranian <eranian@google.com>,
	Ingo Molnar <mingo@elte.hu>
Subject: Re: v3.0: Weird kernel log message when resuming avout NMI received
Date: Mon, 15 Aug 2011 10:37:24 +0200	[thread overview]
Message-ID: <CAC9WiBitmuvZOS74UY1E-=y+6hpm6_OgaR9E6wrHhdvARt2uJA@mail.gmail.com> (raw)
In-Reply-To: <1312196702.2617.445.camel@laptop>

Hello Peter,

Sorry for the loooonnng delay but summer rest :)

On Mon, Aug 1, 2011 at 1:05 PM, Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
> On Sun, 2011-07-31 at 19:32 +0400, Cyrill Gorcunov wrote:
>
>> > >> I'm seeing those kernel message when resuming:
>> > >>
>> > >> [  524.973283] Uhhuh. NMI received for unknown reason 3d on CPU 0.
>> > >> [  524.973288] Do you have a strange power saving mode enabled?
>> > >> [  524.973289] Dazed and confused, but trying to continue
>> > >>
>> > >> I don't know if it's important or not because the system seems to work
>> > >> after but maybe it worths to report
>
> So I guess the problem is the NMI watchdog and suspend stuff not
> shutting things down properly..
>
> Argh, the PM notifier muck runs before the hotplug notifiers and it
> doesn't avoid hotplug races on its own.. what crap.
>
> something like the below perhaps, compile tested only.. does it work?

Thanks for the fix, I'm going to give it a test and report in 2 days.

-- 
Francis

  parent reply	other threads:[~2011-08-15  8:37 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-31  6:56 v3.0: Weird kernel log message when resuming avout NMI received Francis Moreau
2011-07-31 11:06 ` Cyrill Gorcunov
2011-07-31 11:19   ` Jiri Slaby
2011-07-31 11:26     ` Cyrill Gorcunov
2011-08-02 19:48     ` Don Zickus
2011-08-02 21:00       ` Jiri Slaby
2011-08-03  0:52         ` Donald Zickus II
2011-07-31 15:20   ` Francis Moreau
2011-07-31 15:32     ` Cyrill Gorcunov
2011-08-01 11:05       ` Peter Zijlstra
2011-08-01 11:21         ` Cyrill Gorcunov
2011-08-01 12:12           ` Peter Zijlstra
2011-08-15  8:37         ` Francis Moreau [this message]
2011-08-16 15:07           ` Francis Moreau
2011-08-02 19:52 ` Don Zickus

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