Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756672AbYHYOFk (ORCPT ); Mon, 25 Aug 2008 10:05:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754535AbYHYOFc (ORCPT ); Mon, 25 Aug 2008 10:05:32 -0400 Received: from g4t0016.houston.hp.com ([15.201.24.19]:34256 "EHLO g4t0016.houston.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754381AbYHYOFb (ORCPT ); Mon, 25 Aug 2008 10:05:31 -0400 Message-ID: <48B2BC25.1060400@hp.com> Date: Mon, 25 Aug 2008 10:05:25 -0400 From: "Alan D. Brunelle" User-Agent: Thunderbird 2.0.0.16 (X11/20080724) MIME-Version: 1.0 To: Linus Torvalds CC: "Rafael J. Wysocki" , Linux Kernel Mailing List , Kernel Testers List , Andrew Morton , Arjan van de Ven , Rusty Russell Subject: Re: [Bug #11342] Linux 2.6.27-rc3: kernel BUG at mm/vmalloc.c - bisected References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: AAAAAQAAAAI= X-Whitelist: TRUE Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1847 Lines: 66 I built a kernel @ commit 83097aca8567a0bd593534853b71fe0fa9a75d69 Author: Arjan van de Ven Date: Sat Aug 23 21:45:21 2008 -0700 And it fails like the others do o http://free.linux.hp.com/~adb/bug.11342/prob6.txt SMP_DEBUG_PAGEALLOC o http://free.linux.hp.com/~adb/bug.11342/prob6a.txt [ 7.591198] BUG: unable to handle kernel NULL pointer dereference at 0000000000000858 I then backed out /just/ the merge for commit 1c89ac55017f982355c7761e1c912c88c941483d Merge: 88fa08f... b1b135c... Author: Linus Torvalds Date: Tue Aug 12 08:40:19 2008 -0700 And the machine has booted fine 5 times in a row. I've put the latest .config up at http://free.linux.hp.com/~adb/bug.11342/config.txt Is there /some/ way to break down the patches within the merged patch, and I could by-hand bisect through those? Here's what I did to take the latest tree, and back out that merge (to get booting kernels): git-diff 88fa08f67bee1a0c765237bdac106a32872f57d2..1c89ac55017f982355c7761e1c912c88c941483d | patch -p1 -R patching file Documentation/lguest/lguest.c patching file arch/powerpc/Kconfig patching file arch/x86/Kconfig patching file arch/x86/mm/Makefile patching file drivers/char/hvc_console.c patching file drivers/lguest/page_tables.c patching file include/linux/Kbuild Hunk #1 succeeded at 358 (offset 2 lines). patching file include/linux/init.h patching file include/linux/mm.h patching file init/main.c patching file kernel/module.c patching file kernel/stop_machine.c patching file mm/Kconfig patching file mm/util.c Alan -- 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/