linux-kernel - Re: Uhhuh. NMI received for unknown reason 2c on CPU 0.

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Message-ID: <20130131132400.GH4926@pd.tnic>
Date:	Thu, 31 Jan 2013 14:24:00 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Bjorn Helgaas <bhelgaas@...gle.com>, x86@...nel.org,
	lkml <linux-kernel@...r.kernel.org>,
	Konstantin Khlebnikov <khlebnikov@...nvz.org>
Subject: Re: Uhhuh. NMI received for unknown reason 2c on CPU 0.

On Thu, Jan 31, 2013 at 02:18:05PM +0100, Borislav Petkov wrote:
> > And if I pass nmi_watchdog=0 to the image kernel, it should be gone I
> > guess.
> 
> How do you pass options the image kernel?

Yep, passing "nmi_watchdog=0" to the kernel (both when you boot and
when you resume) fixes the issue - no more unknown NMIs. Did only 3 s/r
cycles though.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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