Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754018AbYJFF4s (ORCPT ); Mon, 6 Oct 2008 01:56:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752577AbYJFF4k (ORCPT ); Mon, 6 Oct 2008 01:56:40 -0400 Received: from one.firstfloor.org ([213.235.205.2]:38049 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751861AbYJFF4k (ORCPT ); Mon, 6 Oct 2008 01:56:40 -0400 Date: Mon, 6 Oct 2008 08:02:38 +0200 From: Andi Kleen To: "Rafael J. Wysocki" Cc: Linux Kernel Mailing List , Kernel Testers List , Andi Kleen Subject: Re: [Bug #11569] Don't complain about disabled irqs when the system has paniced Message-ID: <20081006060238.GB3180@one.firstfloor.org> References: <0pOgGB.A.uLG.E475IB@wind> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1226 Lines: 33 On Sat, Oct 04, 2008 at 07:32:54PM +0200, Rafael J. Wysocki wrote: > This message has been generated automatically as a part of a report > of recent regressions. > > The following bug entry is on the current list of known regressions > from 2.6.26. Please verify if it still should be listed and let me know > (either way). > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11569 > Subject : Don't complain about disabled irqs when the system has paniced > Submitter : Andi Kleen > Date : 2008-09-02 13:49 (33 days old) > References : http://marc.info/?l=linux-kernel&m=122036356127282&w=4 The problem is actually worse than this description suggests. I updated the bugzilla entry now. The new smp_call_function() that is called from panic is quite unsuitable for this task: - It allocates memory (not a good idea in panic0 - It complains about interrupt off - This whole thing breaks at least machine checks -Andi -- ak@linux.intel.com -- 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/