Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964987AbWLTK5A (ORCPT ); Wed, 20 Dec 2006 05:57:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964991AbWLTK47 (ORCPT ); Wed, 20 Dec 2006 05:56:59 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:39165 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964987AbWLTK46 (ORCPT ); Wed, 20 Dec 2006 05:56:58 -0500 Subject: Re: [Bug 7505] Linux-2.6.18 fails to boot on AMD64 machine From: Arjan van de Ven To: Andrew Morton Cc: Chuck Ebbert <76306.1226@compuserve.com>, Yinghai Lu , "ard@telegraafnet.nl" , take@libero.it, agalanin@mera.ru, linux-kernel@vger.kernel.org, bugme-daemon@bugzilla.kernel.org, "Eric W. Biederman" , Zhang Yanmin In-Reply-To: <20061220023734.863825e1.akpm@osdl.org> References: <200612200502_MC3-1-D5AF-1674@compuserve.com> <20061220023734.863825e1.akpm@osdl.org> Content-Type: text/plain Organization: Intel International BV Date: Wed, 20 Dec 2006 11:55:58 +0100 Message-Id: <1166612159.3365.1370.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.8.2.1 (2.8.2.1-2.fc6) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 987 Lines: 27 On Wed, 2006-12-20 at 02:37 -0800, Andrew Morton wrote: > On Wed, 20 Dec 2006 04:59:19 -0500 > Chuck Ebbert <76306.1226@compuserve.com> wrote: > > > > On 12/19/06, Chuck Ebbert <76306.1226@compuserve.com> wrote: > > > > So an external interrupt occurred, the system tried to use interrupt > > > > descriptor #39 decimal (irq 7), but the descriptor was invalid. > > > > > > but the irq is disabled at that time. > > > > > > can you use attached diff to verify if the irq is enable somehow? > > > > But it seems interrupts are on--look at the flags: > > > > RSP: 0018:ffffffff803cdf68 EFLAGS: 00010246 > > > > down_write()->__down_write() -> __down_write_nested()->spin_unlock_irq()->dead since down_write() sleeps..... what? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/