From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [Bug 8136] 2.6.21-rc2-mm2 won't boot Date: Wed, 7 Mar 2007 01:32:07 +0100 Message-ID: <200703070132.08217.rjw@sisk.pl> References: <200703062336.l26NaTZA026385@fire-2.osdl.org> <20070306161559.e0c7ee71.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from ogre.sisk.pl ([217.79.144.158]:45777 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030774AbXCGA3f (ORCPT ); Tue, 6 Mar 2007 19:29:35 -0500 In-Reply-To: <20070306161559.e0c7ee71.akpm@linux-foundation.org> Content-Disposition: inline Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Andrew Morton Cc: Nicolas.Mailhot@laposte.net, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, "bugme-daemon@kernel-bugs.osdl.org" Hi, On Wednesday, 7 March 2007 01:15, Andrew Morton wrote: > On Tue, 6 Mar 2007 15:36:29 -0800 > bugme-daemon@bugzilla.kernel.org wrote: > > > http://bugzilla.kernel.org/show_bug.cgi?id=8136 > > > > Let's take this to email. > > > > > > > > > ------- Additional Comments From Nicolas.Mailhot@LaPoste.net 2007-03-06 15:36 ------- > > Created an attachment (id=10631) > > --> (http://bugzilla.kernel.org/attachment.cgi?id=10631&action=view) > > Printscreen with vesfg disabled and earlyprintk=vga > > > > So rc2-mm2 panics due to "MP-BIOS bug: 8254 timer not connected to IO-APIC" and > rc2-mm1 does not. I'm observing a similar thing on my dual-core AMD64 testbed desktop. Still, another dual-core AMD64 machine I have runs -rc2-mm2 just fine. One of the differences between them is that the failing one uses gcc 4.1.0 (sigh). > Could be ACPI, could be x86_64 timer changes, could be something else. > > Would you have time to bisect it? > http://www.zip.com.au/~akpm/linux/patches/stuff/bisecting-mm-trees.txt > explains how. > > If so, I'd suggest you drill in on the patches between > x86_64-mm-defconfig-update.patch and > optimize-and-simplify-get_cycles_sync.patch: the x86 changes. I'll try to debug it tomorrow. Greetings, Rafael -- If you don't have the time to read, you don't have the time or the tools to write. - Stephen King