From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933225Ab3DDHcO (ORCPT ); Thu, 4 Apr 2013 03:32:14 -0400 Received: from mail-wi0-f173.google.com ([209.85.212.173]:50963 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933211Ab3DDHcN (ORCPT ); Thu, 4 Apr 2013 03:32:13 -0400 Message-ID: <515D2C79.7040904@suse.cz> Date: Thu, 04 Apr 2013 09:32:09 +0200 From: Jiri Slaby User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:19.0) Gecko/20130124 Thunderbird/19.0 MIME-Version: 1.0 To: Borislav Petkov , "Rafael J. Wysocki" , Bjorn Helgaas , x86@kernel.org, lkml , Konstantin Khlebnikov Subject: Re: Uhhuh. NMI received for unknown reason 2c on CPU 0. References: <20130129202848.GE25415@pd.tnic> <5109A8F1.9040707@suse.cz> <5109B11C.2010400@suse.cz> <5170962.qHnbnlVDfx@vostro.rjw.lan> <20130131070926.GC4926@pd.tnic> <510A2B1C.1060108@suse.cz> <20130131131805.GG4926@pd.tnic> <20130131132400.GH4926@pd.tnic> <5130A55E.8030508@suse.cz> In-Reply-To: <5130A55E.8030508@suse.cz> X-Enigmail-Version: 1.6a1pre Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/01/2013 01:55 PM, Jiri Slaby wrote: > On 01/31/2013 02:24 PM, Borislav Petkov wrote: >> 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. > > FWIW the last time I saw the unhandled NMI was on 31st Jan. Since I > disabled NMI watchdog no more unhandled NMIs. I have to add that I don't > use ethernet at all. And yesterday I plugged in an ethernet cable for a wihle and guess what happened today: Uhhuh. NMI received for unknown reason 2c on CPU 0. Still holds that this is the first time since Jan. -- js suse labs