From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752022AbXCWP3M (ORCPT ); Fri, 23 Mar 2007 11:29:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751939AbXCWP3M (ORCPT ); Fri, 23 Mar 2007 11:29:12 -0400 Received: from emailhub.stusta.mhn.de ([141.84.69.5]:32810 "EHLO mailhub.stusta.mhn.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752022AbXCWP3K (ORCPT ); Fri, 23 Mar 2007 11:29:10 -0400 Date: Fri, 23 Mar 2007 16:29:13 +0100 From: Adrian Bunk To: Phy Prabab , neilb@suse.de Cc: linux-kernel@vger.kernel.org, nfs@lists.sourceforge.net Subject: Re: Opps in 2.6.21-rc4 nfsd Message-ID: <20070323152913.GH752@stusta.de> References: <2fe399760703221224g40fc44ddof41d1fcd442612d5@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <2fe399760703221224g40fc44ddof41d1fcd442612d5@mail.gmail.com> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Mar 22, 2007 at 12:24:12PM -0700, Phy Prabab wrote: > Hello, > > I have a recent oopps on a small file server I have running. The > machine in question is a dual, dual core AMD Opteron 2.2GHz w/4G RAM, > 3Ware 9650SE (14 drive RAID 10), using XFS, LVM2 (latest), exported > via knfsd. Kernel is 2.6.21-rc4 64b. Here is the bt: > > Mar 22 12:09:01 rcfs05 kernel: Modules linked in: > Mar 22 12:09:01 rcfs05 kernel: Pid: 3102, comm: nfsd Not tainted > 2.6.21-rc4-smp #3 > Mar 22 12:09:01 rcfs05 kernel: RIP: 0010:[] > [] fh_compose+0x3e3/0x4d0 > Mar 22 12:09:01 rcfs05 kernel: RSP: 0018:ffff8101197fdd70 EFLAGS: 00010297 > Mar 22 12:09:01 rcfs05 kernel: RAX: 0000000000000006 RBX: > 000000000ee00004 RCX: 0000000000000000 > Mar 22 12:09:01 rcfs05 kernel: RDX: 0000000000000018 RSI: > ffff81011975a940 RDI: 0000000000000080 > Mar 22 12:09:01 rcfs05 kernel: RBP: 0000000000000001 R08: > 00000000ffffffff R09: 00002ba24f06ca50 > Mar 22 12:09:01 rcfs05 kernel: R10: ffff81011975a808 R11: > ffffffff8022f500 R12: ffff81011975a938 > Mar 22 12:09:01 rcfs05 kernel: R13: 0000000000000006 R14: > ffff81010eaab0c0 R15: ffff8100cc714940 > Mar 22 12:09:01 rcfs05 kernel: FS: 00002b020c71b6d0(0000) > GS:ffff81011dcf56c0(0000) knlGS:0000000000000000 > Mar 22 12:09:01 rcfs05 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: > 000000008005003b > Mar 22 12:09:01 rcfs05 kernel: CR2: 0000000000000000 CR3: > 00000001173d1000 CR4: 00000000000006e0 > Mar 22 12:09:01 rcfs05 kernel: Process nfsd (pid: 3102, threadinfo > ffff8101197fc000, task ffff81011b7ef020) > Mar 22 12:09:01 rcfs05 kernel: Stack: ffff81010fa7b868 > ffffffff80239d8a 0000000000000286 ffff810111aee5e8 > Mar 22 12:09:01 rcfs05 kernel: ffff810105af2890 ffff81011975a808 > ffff810105af2890 000000000eaab0c0 > Mar 22 12:09:01 rcfs05 kernel: ffff810105af2890 ffff81011975a808 > ffff810105af2890 000000000000000a > Mar 22 12:09:01 rcfs05 kernel: Call Trace: > Mar 22 12:09:01 rcfs05 kernel: [] > __lookup_hash+0x7a/0x160 > Mar 22 12:09:01 rcfs05 kernel: [] nfsd_lookup+0x435/0x4d0 > Mar 22 12:09:01 rcfs05 kernel: [] > nfsd3_proc_lookup+0xe8/0x110 > Mar 22 12:09:01 rcfs05 kernel: [] > nfsd_dispatch+0xfd/0x1f0 > Mar 22 12:09:01 rcfs05 kernel: [] svc_process+0x3e4/0x730 > Mar 22 12:09:01 rcfs05 kernel: [] __down_read+0x12/0xa2 > Mar 22 12:09:01 rcfs05 kernel: [] nfsd+0x1a0/0x2d0 > Mar 22 12:09:01 rcfs05 kernel: [] child_rip+0xa/0x12 > Mar 22 12:09:01 rcfs05 kernel: [] nfsd+0x0/0x2d0 > Mar 22 12:09:01 rcfs05 kernel: [] child_rip+0x0/0x12 > Mar 22 12:09:01 rcfs05 kernel: > Mar 22 12:09:01 rcfs05 kernel: > Mar 22 12:09:01 rcfs05 kernel: Code: 48 8b 01 ba 10 00 00 00 bf 10 00 > 00 00 48 89 06 48 8b 41 08 > Mar 22 12:09:01 rcfs05 kernel: RIP [] > fh_compose+0x3e3/0x4d0 > Mar 22 12:09:01 rcfs05 kernel: RSP > Mar 22 12:09:01 rcfs05 kernel: CR2: 0000000000000000 > > Once this oops happens, the machine is still usable, however NFS > crawls to a halt (in fact one of the machines with a mount point of > this machine, failed to respond anymore - I assume that thread is the > one that ooops'ed). > > Any more information or debugging, please let me know. Does it work with kernel 2.6.20? > TIA! > Phy cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed