From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758840Ab0DAUGE (ORCPT ); Thu, 1 Apr 2010 16:06:04 -0400 Received: from mga09.intel.com ([134.134.136.24]:7793 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758799Ab0DAUGA (ORCPT ); Thu, 1 Apr 2010 16:06:00 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.51,350,1267430400"; d="scan'208";a="609592005" Subject: Re: BUG: null pointer deref in dmar_ir_support From: Suresh Siddha Reply-To: Suresh Siddha To: "Jan.Grossmann@kielnet.net" Cc: "linux-pci@vger.kernel.org" , "jbarnes@virtuousgeek.org" , "Woodhouse, David" , "mingo@elte.hu" , "Han, Weidong" , "Song, Youquan" , LKML , "H. Peter Anvin" , "x86@kernel.org" , "stable@kernel.org" In-Reply-To: <4BB4E400.5090602@kielnet.net> References: <4BAD1676.9090704@kielnet.net> <1270057394.2866.9.camel@sbs-t61.sc.intel.com> <4BB395B0.6090007@kielnet.net> <1270083887.7835.78.camel@sbs-t61.sc.intel.com> <4BB4E400.5090602@kielnet.net> Content-Type: text/plain Organization: Intel Corp Date: Thu, 01 Apr 2010 13:04:40 -0700 Message-Id: <1270152280.2762.249.camel@sbs-t61.sc.intel.com> Mime-Version: 1.0 X-Mailer: Evolution 2.26.3 (2.26.3-1.fc11) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2010-04-01 at 11:20 -0700, Jan.Grossmann@kielnet.net wrote: > The patch seems to work, > but now my kernel won't find any IDE, SATA or USB drives anymore and > then i end up with > > Kernel panic - not syncing: VFS: Unable to mount root fs on > unknown-block(0,0) hmm.. This sounds like a modules issue. Jan you were using modules in your kernel config. You have initrd etc setup properly? thanks, suresh