From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756768Ab1DMDTI (ORCPT ); Tue, 12 Apr 2011 23:19:08 -0400 Received: from science.horizon.com ([71.41.210.146]:27154 "HELO science.horizon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1756020Ab1DMDTG (ORCPT ); Tue, 12 Apr 2011 23:19:06 -0400 Date: 12 Apr 2011 23:19:04 -0400 Message-ID: <20110413031904.9276.qmail@science.horizon.com> From: "George Spelvin" To: dzickus@redhat.com, gorcunov@gmail.com, linux-kernel@vger.kernel.org Subject: Re: Uhhuh. NMI received for unknown reason 2d on CPU 0. Cc: a.p.zijlstra@chello.nl, airlied@gmail.com, eranian@google.com, linux@horizon.com, ming.m.lin@intel.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This problem which I thought was fixed by commit 7d44ec193d, appears to be still very much present in 2.6.39-rc3: Apr 12 22:16:00 horizon kernel: Uhhuh. NMI received for unknown reason 3d on CPU 0. Apr 12 22:16:00 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:16:00 horizon kernel: Dazed and confused, but trying to continue Apr 12 22:17:22 horizon kernel: Uhhuh. NMI received for unknown reason 2d on CPU 0. Apr 12 22:17:22 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:17:22 horizon kernel: Dazed and confused, but trying to continue Apr 12 22:21:17 horizon kernel: Uhhuh. NMI received for unknown reason 2d on CPU 0. Apr 12 22:21:17 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:21:17 horizon kernel: Dazed and confused, but trying to continue Apr 12 22:25:02 horizon kernel: Uhhuh. NMI received for unknown reason 2d on CPU 0. Apr 12 22:25:02 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:25:02 horizon kernel: Dazed and confused, but trying to continue Apr 12 22:28:24 horizon kernel: Uhhuh. NMI received for unknown reason 3d on CPU 0. Apr 12 22:28:24 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:28:24 horizon kernel: Dazed and confused, but trying to continue Apr 12 22:31:28 horizon kernel: Uhhuh. NMI received for unknown reason 2d on CPU 0. Apr 12 22:31:28 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:31:28 horizon kernel: Dazed and confused, but trying to continue Apr 12 22:34:20 horizon kernel: Uhhuh. NMI received for unknown reason 3d on CPU 0. Apr 12 22:34:20 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:34:20 horizon kernel: Dazed and confused, but trying to continue Apr 12 22:37:01 horizon kernel: Uhhuh. NMI received for unknown reason 3d on CPU 0. Apr 12 22:37:01 horizon kernel: Do you have a strange power saving mode enabled? Apr 12 22:37:01 horizon kernel: Dazed and confused, but trying to continue Same system as before: 1.6 GHz P4, ASUS P4B266LA, Intel 845 chipset. I suspect commit 242214f9c1 wasn't quite as effective as hoped.