Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751956AbXBRTtP (ORCPT ); Sun, 18 Feb 2007 14:49:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751955AbXBRTtP (ORCPT ); Sun, 18 Feb 2007 14:49:15 -0500 Received: from smtp.osdl.org ([65.172.181.24]:53204 "EHLO smtp.osdl.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751956AbXBRTtO convert rfc822-to-8bit (ORCPT ); Sun, 18 Feb 2007 14:49:14 -0500 Date: Sun, 18 Feb 2007 11:49:03 -0800 From: Andrew Morton To: Mattia Dongili Cc: Laurent Riffard , linux-kernel@vger.kernel.org, axboe@kernel.dk Subject: Re: 2.6.20-mm2: Oops in generic_make_request Message-Id: <20070218114903.a8160301.akpm@linux-foundation.org> In-Reply-To: <20070218175805.GB5567@inferi.kami.home> References: <20070217215146.30e7ffa3.akpm@linux-foundation.org> <45D84F73.8060904@free.fr> <20070218175805.GB5567@inferi.kami.home> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2855 Lines: 74 On Sun, 18 Feb 2007 18:58:05 +0100 Mattia Dongili wrote: > On Sun, Feb 18, 2007 at 02:06:59PM +0100, Laurent Riffard wrote: > > Le 18.02.2007 06:51, Andrew Morton a ?crit : > > >Temporarily at > > > > > > http://userweb.kernel.org/~akpm/2.6.20-mm2/ > > > > > >Will appear later at > > > > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.20/2.6.20-mm2/ > > > > Hello, I've got a fully reproducible Oops. I just have to boot to > > runlevel 2 and wait less than one minute. > > Maybe this oops is related too? Looks that way. > Can't yet tell if it's easily reproducible, this is on a JFS filesystem. > > BUG: unable to handle kernel NULL pointer dereference at virtual address 00000004 > printing eip: > c02206aa > *pde = 00000000 > Oops: 0000 [#1] > PREEMPT > last sysfs file: /devices/pci0000:00/0000:00:00.0/class > CPU: 0 > EIP: 0060:[] Not tainted VLI > EFLAGS: 00010297 (2.6.20-mm2-1 #1) > EIP is at __make_request+0x13a/0x390 > eax: ffffffff ebx: 00000000 ecx: 042b0dd8 edx: 00010485 > esi: c5f8cea0 edi: cfd587f8 ebp: c653dadc esp: c653dabc > ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 > Process sh (pid: 4549, ti=c653c000 task=ccca2090 task.ti=c653c000) > Stack: c137eae8 00000001 cfd587e4 c5f8cea0 c5f893e4 c137eae8 c5f8cea0 00000008 > c653db28 c021e0ca cfa3ffa0 cee6a2e0 cfa3ffa0 00000000 00000008 00000100 > 00011250 cfedaf60 c653db10 00000206 00000000 c653db18 c014a31e c653db48 > Call Trace: > [] show_trace_log_lvl+0x1a/0x30 > [] show_stack_log_lvl+0xa9/0xd0 > [] show_registers+0x206/0x350 > [] die+0x10e/0x210 > [] do_page_fault+0x2d2/0x600 > [] error_code+0x74/0x7c > [] generic_make_request+0x15a/0x200 > [] submit_bio+0x58/0xe0 > [] metapage_writepage+0x18f/0x1b0 > [] __writepage+0xb/0x30 > [] write_cache_pages+0x22f/0x300 > [] generic_writepages+0x23/0x30 > [] do_writepages+0x5c/0x60 > [] __filemap_fdatawrite_range+0x67/0x80 > [] filemap_flush+0x25/0x30 > [] lmLogSync+0x19d/0x230 > [] lmLog+0x5e/0x190 > [] txCommit+0x8c0/0x1010 > [] jfs_create+0x324/0x370 > [] vfs_create+0xaf/0x100 > [] open_namei+0x58c/0x640 > [] do_filp_open+0x2c/0x50 > [] do_sys_open+0x47/0xe0 > [] sys_open+0x1c/0x20 > [] syscall_call+0x7/0xb Michal Piotrowski is hitting it too, and has bisected it down to git-block.patch. - 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/