From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753258Ab1GaLTh (ORCPT ); Sun, 31 Jul 2011 07:19:37 -0400 Received: from mail-fx0-f46.google.com ([209.85.161.46]:60589 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753131Ab1GaLTd (ORCPT ); Sun, 31 Jul 2011 07:19:33 -0400 Message-ID: <4E353A41.2010405@gmail.com> Date: Sun, 31 Jul 2011 13:19:29 +0200 From: Jiri Slaby User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:6.0) Gecko/20110716 Thunderbird/6.0 MIME-Version: 1.0 To: Cyrill Gorcunov CC: Francis Moreau , Linux Kernel Mailing List Subject: Re: v3.0: Weird kernel log message when resuming avout NMI received References: <20110731110641.GG2209@sun> In-Reply-To: <20110731110641.GG2209@sun> X-Enigmail-Version: 1.3a1pre Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/31/2011 01:06 PM, Cyrill Gorcunov wrote: > On Sun, Jul 31, 2011 at 08:56:30AM +0200, Francis Moreau wrote: >> Hello, >> >> 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 >> > > Hi Francis, cpu please? Hi, I'm seeing those too. For a longer time though. Please see https://bugzilla.novell.com/show_bug.cgi?id=678882#c16 I suspect NMI watchdog rewrite caused this. # cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz stepping : 11 cpu MHz : 2993.060 cache size : 4096 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm constant_tsc arch_perfmon pebs bts nopl aperfmperf pni dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm lahf_lm dts tpr_shadow vnmi flexpriority bogomips : 5986.12 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz stepping : 11 cpu MHz : 2993.060 cache size : 4096 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 apicid : 1 initial apicid : 1 fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm constant_tsc arch_perfmon pebs bts nopl aperfmperf pni dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm lahf_lm dts tpr_shadow vnmi flexpriority bogomips : 5984.98 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: thanks, -- js