From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932141AbWCHPBP (ORCPT ); Wed, 8 Mar 2006 10:01:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932331AbWCHPBP (ORCPT ); Wed, 8 Mar 2006 10:01:15 -0500 Received: from surfboard.ka.sara.nl ([145.100.6.3]:49707 "EHLO surfboard.ka.sara.nl") by vger.kernel.org with ESMTP id S932141AbWCHPBO (ORCPT ); Wed, 8 Mar 2006 10:01:14 -0500 Message-ID: <440EF1A7.8020400@sara.nl> Date: Wed, 08 Mar 2006 16:00:55 +0100 From: Bas van der Vlies User-Agent: Thunderbird 1.5 (Windows/20051201) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Nfsd crashes/oops in 2.6.16-rc5 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 08 Mar 2006 15:00:58.0736 (UTC) FILETIME=[1BB13F00:01C642C1] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org uname: 2.6.16-rc5 libc: libc-2.3.2.so Debian: Sarge SMP system: 2 CPU's On our 4 node GFS-cluster we use nfs to export the GFS filesystems to our 640 node cluster On our fileserver nodes we get an nfs crash/oops. We tried serveral kernels and they crashes/oops are the same. We node installed 2.6.16-rc5 and here is the oops: nable to handle kernel NULL pointer dereference at virtual address 00000038 printing eip: f89a4be3 *pde = 37809001 *pte = 00000000 Oops: 0000 [#1] SMP Modules linked in: lock_dlm dlm cman dm_round_robin dm_multipath sg ide_floppy ide_cd cdrom qla2xxx siimage piix e1000 gfs lock_harness dm_mod CPU: 0 EIP: 0060:[] Tainted: GF VLI EFLAGS: 00010246 (2.6.16-rc5-sara3 #1) EIP is at gfs_create+0x6f/0x153 [gfs] eax: 00000000 ebx: ffffffef ecx: f27d0d98 edx: ffffffef esi: f2f84690 edi: f8b93000 ebp: f34a5e98 esp: f34a5e20 ds: 007b es: 007b ss: 0068 Process nfsd (pid: 8973, threadinfo=f34a4000 task=f3462a70) Stack: <0>f092a530 00000001 f34a5e48 00000000 f34a5e84 f89a6628 f34a5e48 ee1fc324 00000003 00000000 f34a5e48 f34a5e48 00000000 f3462a70 00000003 f34a5e5c f34a5e5c f27d0d98 f3462a70 00000001 00000020 00000000 000000c2 00000000 Call Trace: [] show_stack_log_lvl+0xad/0xb5 [] show_registers+0x10d/0x176 [] die+0xf2/0x16d [] do_page_fault+0x3dd/0x57a [] error_code+0x4f/0x54 [] vfs_create+0x6a/0xa7 [] nfsd_create_v3+0x2b1/0x48a [] nfsd3_proc_create+0x116/0x123 [] nfsd_dispatch+0xbe/0x17f [] svc_process+0x381/0x5c7 [] nfsd+0x18d/0x2e2 [] kernel_thread_helper+0x5/0xb Code: 94 50 8b 45 0c ff 75 10 83 c0 1c 6a 01 89 45 88 50 8d 45 c4 50 e8 70 08 ff ff 83 c4 14 89 c3 85 c0 74 4883 f8 ef 75 33 8b 45 14 <80> 78 38 00 78 2a 8d 45 94 50 8d 45 c4 6a 00 ff 75 88 50 e8 3c BUG: nfsd/8973, lock held at task exit time! [ee1fc398] {inode_init_once} .. held by: nfsd: 8973 [f3462a70, 115] ... acquired at: nfsd_create_v3+0x127/0x48a -- -- ******************************************************************** * * * Bas van der Vlies e-mail: basv@sara.nl * * SARA - Academic Computing Services phone: +31 20 592 8012 * * Kruislaan 415 fax: +31 20 6683167 * * 1098 SJ Amsterdam * * * ********************************************************************