From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933020AbZHZONW (ORCPT ); Wed, 26 Aug 2009 10:13:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932964AbZHZONV (ORCPT ); Wed, 26 Aug 2009 10:13:21 -0400 Received: from mga03.intel.com ([143.182.124.21]:41624 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932443AbZHZONU (ORCPT ); Wed, 26 Aug 2009 10:13:20 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.44,271,1249282800"; d="scan'208";a="180401452" Subject: Re: BUG: scheduling while atomic in acpi_ps_complete_op From: ykzhao To: Eric Paris Cc: Alexey Starikovskiy , "linux-acpi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "Brown, Len" , "vegard.nossum@gmail.com" In-Reply-To: <1251287895.2270.25.camel@dhcp231-106.rdu.redhat.com> References: <1250873707.2168.38.camel@dhcp231-106.rdu.redhat.com> <4A8EFFB2.4040100@suse.de> <1250886352.2168.83.camel@dhcp231-106.rdu.redhat.com> <4A8F1081.3020803@suse.de> <1251124609.2359.25.camel@dhcp231-106.rdu.redhat.com> <1251248426.3623.47.camel@localhost.localdomain> <1251287895.2270.25.camel@dhcp231-106.rdu.redhat.com> Content-Type: text/plain; charset=utf-8 Organization: Intel Open Source Technology Center Date: Wed, 26 Aug 2009 22:13:04 +0800 Message-Id: <1251295984.3623.83.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.22.1 (2.22.1-2.fc9) Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2009-08-26 at 19:58 +0800, Eric Paris wrote: > On Wed, 2009-08-26 at 09:00 +0800, ykzhao wrote: > > On Mon, 2009-08-24 at 22:36 +0800, Eric Paris wrote: > > > On Sat, 2009-08-22 at 01:24 +0400, Alexey Starikovskiy wrote: > > > > Eric Paris пишет: > > > > It does stop my slew of warnings. Not sure it completely fixes my > > > problems though.... > > Will you please add the boot option of initcall_debug and attach the > > output of dmesg? > > It will be helpful if you can attach the output of acpidump. > > Thanks. Hi Will you please confirm whether this issue happens on the 2.6.31-rc6 kernel? If there is no such issue, will you please revert the following commit and see whether the issue still exists? >commit 74b5820808215f65b70b05a099d6d3c969b82689 Author: Bjorn Helgaas Date: Wed Jul 29 15:54:25 2009 -0600 ACPI: bind workqueues to CPU 0 to avoid SMI corruption In this commit it will schedule to other kernel thread and switch to task 0 again. Thanks. Yakui. > > Here is booting a kernel without the change. I don't see acpidump > packaged in fedora. Do you have a pointer to the source or maybe a > static binary? I'll look myself later in the afternoon. > > -Eric