From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2992469AbXCWPpU (ORCPT ); Fri, 23 Mar 2007 11:45:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S2992466AbXCWPpU (ORCPT ); Fri, 23 Mar 2007 11:45:20 -0400 Received: from an-out-0708.google.com ([209.85.132.248]:47729 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2992469AbXCWPpR (ORCPT ); Fri, 23 Mar 2007 11:45:17 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=ioRWFy+YxEIlz8ywkZg5P5d4b53DmCfsw59o+mwBDZvK1GxvpUpIqwUJpBhRaoNt+3ymqHhN+lrYg1Nxk8tGKBUQbWywoCe/ULsAMxuMOoh3kYdUeoqWDqOZs9w3bX9g96vNmMEvxhLDhXm3wytTp8LHLJzrBmQosMOUnNEVwig= Message-ID: <2fe399760703230845s4f652df0v9fd57e1aa7943e4e@mail.gmail.com> Date: Fri, 23 Mar 2007 08:45:16 -0700 From: "Phy Prabab" To: "Adrian Bunk" Subject: Re: Opps in 2.6.21-rc4 nfsd Cc: neilb@suse.de, linux-kernel@vger.kernel.org, nfs@lists.sourceforge.net In-Reply-To: <20070323152913.GH752@stusta.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <2fe399760703221224g40fc44ddof41d1fcd442612d5@mail.gmail.com> <20070323152913.GH752@stusta.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Adrian et al, Under 2.6.20.2+3 I get a similar crash and more frequently. At least under 2.6.21rc4 I only get this about once every two hours under heavy nfs testing. Let me know if I can provide more debugging or more information. Thanks, Phy On 3/23/07, Adrian Bunk wrote: > 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 > >