From mboxrd@z Thu Jan 1 00:00:00 1970 From: Len Brown Subject: Re: kernel panic Date: Wed, 26 Oct 2011 06:00:15 -0400 Message-ID: References: <4EA549C3.4080206@ntlworld.com> Reply-To: lenb@kernel.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-bw0-f66.google.com ([209.85.214.66]:56217 "EHLO mail-bw0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932616Ab1JZKAR convert rfc822-to-8bit (ORCPT ); Wed, 26 Oct 2011 06:00:17 -0400 In-Reply-To: Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Bjorn Helgaas Cc: nick bray , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org >> =A0after upgrading to linux kernel 3.xx I get kernel panic on boot u= nless I >> use ACPI=3Doff in the boot parameters this happens with both Ubuntu = 11.10 and >> Fedora 16. The mainboard is an Intel S875WP1-E running a Pentuim 4 3= ghz with >> 3gig RAM in single-channel mode. I have performed a Bios upgrade jus= t in >> case tha ACPI tables were corrupt but it makes no difference. Curren= tly >> running 2.6.38-11-generic #50-Ubuntu SMP (Linux Mint) with no issues= =2E Is this problem new in 3.1, or is it also present in 2.6.39 or 3.0? Also, do any other cmdline parmaters besides acpi=3Doff work-around it? pci=3Dnoacpi maxcpus=3D1 etc. thanks, Len Brown, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932663Ab1JZKAT (ORCPT ); Wed, 26 Oct 2011 06:00:19 -0400 Received: from mail-bw0-f66.google.com ([209.85.214.66]:56217 "EHLO mail-bw0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932616Ab1JZKAR convert rfc822-to-8bit (ORCPT ); Wed, 26 Oct 2011 06:00:17 -0400 MIME-Version: 1.0 Reply-To: lenb@kernel.org In-Reply-To: References: <4EA549C3.4080206@ntlworld.com> Date: Wed, 26 Oct 2011 06:00:15 -0400 Message-ID: Subject: Re: kernel panic From: Len Brown To: Bjorn Helgaas Cc: nick bray , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>  after upgrading to linux kernel 3.xx I get kernel panic on boot unless I >> use ACPI=off in the boot parameters this happens with both Ubuntu 11.10 and >> Fedora 16. The mainboard is an Intel S875WP1-E running a Pentuim 4 3ghz with >> 3gig RAM in single-channel mode. I have performed a Bios upgrade just in >> case tha ACPI tables were corrupt but it makes no difference. Currently >> running 2.6.38-11-generic #50-Ubuntu SMP (Linux Mint) with no issues. Is this problem new in 3.1, or is it also present in 2.6.39 or 3.0? Also, do any other cmdline parmaters besides acpi=off work-around it? pci=noacpi maxcpus=1 etc. thanks, Len Brown, Intel Open Source Technology Center