Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756362AbXFQHzV (ORCPT ); Sun, 17 Jun 2007 03:55:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753593AbXFQHzK (ORCPT ); Sun, 17 Jun 2007 03:55:10 -0400 Received: from an-out-0708.google.com ([209.85.132.242]:11203 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753575AbXFQHzI (ORCPT ); Sun, 17 Jun 2007 03:55:08 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=bS/IqUw2Dg7KMCuvTRFdw39mAvU+oFW8MnvCbggTGY2wmoibsrMoPnevriqap5y3F8EI8/s+76NOHb71BoqXjgfdMMpHfvAj6eQv0AZXDHH6AReZU9DadWxUosDEDztG3MzJzbsSjmUOjP/wfkyea3HNNcNhN53KLUFVXg4cEWg= Message-ID: <745af2c30706170055g1e0df27ek7e90b3338825bd42@mail.gmail.com> Date: Sun, 17 Jun 2007 08:55:07 +0100 From: "Tom Robinson" To: linux-kernel@vger.kernel.org Subject: Re: PROBLEM: kernel BUG at mm/swap_state.c:78! (v2.6.21 under vmware) In-Reply-To: <745af2c30706140842w5eabdf1bjdcc5fd7c2a92b77e@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <745af2c30706140842w5eabdf1bjdcc5fd7c2a92b77e@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4663 Lines: 104 Ok, just to add to the original email - the system has been stable since I rebooted a couple of days ago, until this morning when I got the following: Jun 17 08:47:41 acid kernel: BUG: unable to handle kernel paging request at virtual address 0000f1e8 Jun 17 08:47:41 acid kernel: printing eip: Jun 17 08:47:41 acid kernel: *pde = 00000000 Jun 17 08:47:41 acid kernel: Oops: 0000 [#1] Jun 17 08:47:41 acid kernel: SMP Jun 17 08:47:41 acid kernel: CPU: 0 Jun 17 08:47:41 acid kernel: EIP: 0073:[<0808a542>] Not tainted VLI Jun 17 08:47:41 acid kernel: EFLAGS: 00010282 (2.6.21 #2) Jun 17 08:47:41 acid kernel: EIP is at 0x808a542 Jun 17 08:47:42 acid kernel: eax: 0814e008 ebx: 081cf060 ecx: 00000000 edx: 0814e008 Jun 17 08:47:42 acid kernel: esi: 00000000 edi: 081e3ef8 ebp: bfd6a9d8 esp: bfd6a9ac Jun 17 08:47:42 acid kernel: ds: 007b es: 007b fs: 0000 gs: 0033 ss: 007b Jun 17 08:47:42 acid kernel: Process get_listings.pl (pid: 10746, ti=c7e16000 task=c708c5d0 task.ti=c7e16000) Jun 17 08:47:42 acid kernel: EIP: [<0808a542>] 0x808a542 SS:ESP 007b:bfd6a9ac Seems to still be up and running at the moment. Cheers, Tom On 6/14/07, Tom Robinson wrote: > Hi, > > Experienced this strange crash this morning and was wondering if > anyone could tell me what it might be. The system in question was > running under vmware but with a physical hard disk. Originally I > thought it might be a memory problem so I ran memtest86+ and checked > the swap with mkswap -c but neither reported any problems. > > The kernel is a clean compile of version 2.6.21 with no modules loaded. > > /proc/version shows: > Linux version 2.6.21 (root@acid) (gcc version 4.1.2 20061115 > (prerelease) (Debian 4.1.1-21)) #2 SMP Wed Jun 13 10:36:40 BST 2007 > > Outputs from other /proc/xxx as given in the bug reporting guidelines > are at the bottom of the email. > > Full text of the logfile is below. It also includes all the messages > spat out by the kernel when I rebooted it afterwards, incase that will > help diagnose the problem. > > Cheers, > > Tom > > Jun 14 06:26:51 acid kernel: ------------[ cut here ]------------ > Jun 14 06:26:51 acid kernel: kernel BUG at mm/swap_state.c:78! > Jun 14 06:26:51 acid kernel: invalid opcode: 0000 [#2] > Jun 14 06:26:51 acid kernel: SMP > Jun 14 06:26:51 acid kernel: Modules linked in: > Jun 14 06:26:51 acid kernel: CPU: 0 > Jun 14 06:26:51 acid kernel: EIP: 0060:[] Not tainted VLI > Jun 14 06:26:51 acid kernel: EFLAGS: 00010202 (2.6.21 #2) > Jun 14 06:26:51 acid kernel: EIP is at __add_to_swap_cache+0x1e/0x8e > Jun 14 06:26:51 acid kernel: eax: 40000849 ebx: c1181400 ecx: > 00010220 edx: 00000002 > Jun 14 06:26:51 acid kernel: esi: 00000002 edi: 00000002 ebp: > c0517700 esp: d1a83e10 > Jun 14 06:26:51 acid kernel: ds: 007b es: 007b fs: 00d8 gs: 0000 ss: 0068 > Jun 14 06:26:51 acid kernel: Process kswapd0 (pid: 157, ti=d1a82000 > task=c12fba50 task.ti=d1a82000) > Jun 14 06:26:51 acid kernel: Stack: c1181400 00000002 00000020 > c0148497 c1181400 c9381208 00000001 c013e107 > Jun 14 06:26:51 acid kernel: d1a83f14 c0568b30 d1a83f7c > 00000020 00000000 00000000 00000020 00000004 > Jun 14 06:26:51 acid kernel: 00000001 00000000 00000020 > 00000004 00000001 c119c800 c10daaa0 c10d1740 > Jun 14 06:26:51 acid kernel: Call Trace: > Jun 14 06:26:51 acid kernel: [] add_to_swap+0x2d/0x66 > Jun 14 06:26:51 acid kernel: [] shrink_inactive_list+0x1e9/0x742 > Jun 14 06:26:51 acid kernel: [] shrink_active_list+0x3ac/0x3b4 > Jun 14 06:26:51 acid kernel: [] shrink_zone+0xcd/0xf2 > Jun 14 06:26:51 acid kernel: [] kswapd+0x2a4/0x3cf > Jun 14 06:26:51 acid kernel: [] autoremove_wake_function+0x0/0x35 > Jun 14 06:26:51 acid kernel: [] kswapd+0x0/0x3cf > Jun 14 06:26:51 acid kernel: [] kthread+0xb0/0xd8 > Jun 14 06:26:51 acid kernel: [] kthread+0x0/0xd8 > Jun 14 06:26:51 acid kernel: [] kernel_thread_helper+0x7/0x10 > Jun 14 06:26:51 acid kernel: ======================= > Jun 14 06:26:51 acid kernel: Code: ff 05 18 a0 61 c0 89 15 14 a0 61 c0 > c3 57 89 d7 56 53 89 c3 8b 00 25 00 80 00 00 66 85 c0 74 04 0f 0b eb > fe 8b 03 f6 c4 08 74 04 <0f> 0b eb fe 89 c8 e8 06 f3 0b 00 85 c0 89 c6 > 75 59 b8 b0 9d 51 -- Tom Robinson tom.robinson@dunelm.org.uk - 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/