Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757533Ab1EBQS2 (ORCPT ); Mon, 2 May 2011 12:18:28 -0400 Received: from legolas.restena.lu ([158.64.1.34]:41047 "EHLO legolas.restena.lu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754688Ab1EBQS1 (ORCPT ); Mon, 2 May 2011 12:18:27 -0400 Date: Mon, 2 May 2011 18:18:11 +0200 From: Bruno =?UTF-8?B?UHLDqW1vbnQ=?= To: Doug Nazar Cc: linux-kernel , Dave Chinner , xfs@oss.sgi.com Subject: Re: xfs hang on 2.6.39-rc5 Message-ID: <20110502181811.61dd09eb@neptune.home> In-Reply-To: <4DBD7880.2040804@gmail.com> References: <4DBD7880.2040804@gmail.com> X-Mailer: Claws Mail 3.7.8 (GTK+ 2.22.1; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5233 Lines: 107 On Sun, 01 May 2011 Doug Nazar wrote: > On two different hosts, both running 2.6.39-rc5-00123-g33b6c92, xfs > seems to be locking up. > > I had to revert the box from the second trace but this trace is mounted > with: This looks related to at least: http://thread.gmane.org/gmane.linux.kernel/1130312/focus=1131769 > UUID=dcdc849e-bad8-4971-935c-223819a6dcc4 / > xfs noatime 0 1 > > which ends up being: > > /dev/sdb3 on / type xfs (rw,noatime,delaylog,noquota) > > meta-data=/dev/sdb3 isize=256 agcount=16, agsize=601056 blks > = sectsz=512 attr=0 > data = bsize=4096 blocks=9616896, imaxpct=25 > = sunit=0 swidth=0 blks > naming =version 2 bsize=4096 ascii-ci=0 > log =internal bsize=4096 blocks=4695, version=1 > = sectsz=512 sunit=0 blks, lazy-count=0 > realtime =none extsz=65536 blocks=0, rtextents=0 > > [38160.536046] INFO: task multilog:7586 blocked for more than 120 seconds. > [38160.536052] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [38160.536059] multilog D 0012cfae 0 7586 7578 0x00000000 > [38160.536069] f5bcfd18 00000086 f9a4653a 0012cfae f9a33b34 00000024 > 6d783c2f 0000227f > [38160.536082] f5bcfcc8 f5bcfcd8 00000000 00000000 f5bcfd18 f5c91810 > f5c91810 00000024 > [38160.536092] 00d2e530 f1fd2e40 00001460 00dc5000 f5c1b780 0000695d > 00000000 f5bcfd18 > [38160.536103] Call Trace: > [38160.536188] [] ? kmem_alloc+0x51/0xbe [xfs] > [38160.536212] [] ? xlog_space_left+0x24/0xa9 [xfs] > [38160.536237] [] ? xlog_grant_push_ail+0xb8/0xdc [xfs] > [38160.536262] [] xlog_grant_log_space+0x173/0x42a [xfs] > [38160.536277] [] ? try_to_wake_up+0xd4/0xd4 > [38160.536302] [] xfs_log_reserve+0xab/0xfe [xfs] > [38160.536329] [] xfs_trans_reserve+0x74/0x1cb [xfs] > [38160.536357] [] xfs_rename+0x122/0x61a [xfs] > [38160.536367] [] ? link_path_walk+0x2de/0x77b > [38160.536375] [] ? generic_permission+0x1a/0x95 > [38160.536398] [] xfs_vn_rename+0x60/0x6a [xfs] > [38160.536407] [] vfs_rename+0x313/0x350 > [38160.536415] [] ? d_lookup+0x1e/0x3d > [38160.536422] [] sys_renameat+0x203/0x219 > [38160.536431] [] ? mntput+0x13/0x1f > [38160.536437] [] ? fput+0x118/0x1b0 > [38160.536443] [] sys_rename+0x28/0x2a > [38160.536451] [] sysenter_do_call+0x12/0x28 > > > > [94440.552055] INFO: task nfsd:8055 blocked for more than 120 seconds. > [94440.553587] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [94440.556638] nfsd D df5df880 0 8055 2 0x00000000 > [94440.558258] d6fb3d78 00000046 d6941c90 df5df880 df2b1400 df5df8c0 > 5a0961bd 000055be > [94440.561634] d6fb3d28 03f35714 00014f61 00000000 d6fb3d78 d6fae370 > d6fae370 ffffff8c > [94440.565246] d6941cdc d6fb3d48 c10c4aa8 cb5aea80 cb918000 0004e83b > cb918201 e21adb34 > [94440.569039] Call Trace: > [94440.570871] [] ? d_obtain_alias+0x3e/0xe6 > [94440.572813] [] ? xlog_space_left+0x24/0xa9 [xfs] > [94440.574708] [] xlog_grant_log_space+0xec/0x42a [xfs] > [94440.576622] [] ? xlog_grant_push_ail+0xb8/0xdc [xfs] > [94440.578509] [] ? try_to_wake_up+0xd4/0xd4 > [94440.580451] [] xfs_log_reserve+0xab/0xfe [xfs] > [94440.582391] [] xfs_trans_reserve+0x74/0x1cb [xfs] > [94440.584353] [] xfs_remove+0xd9/0x333 [xfs] > [94440.586270] [] ? acl_permission_check+0x1b/0x8f > [94440.588209] [] ? generic_permission+0x1a/0x95 > [94440.590152] [] xfs_vn_unlink+0x30/0x6a [xfs] > [94440.592083] [] vfs_unlink+0x60/0xae > [94440.594006] [] nfsd_unlink+0x19e/0x21b [nfsd] > [94440.595943] [] ? nfsd4_encode_operation+0x56/0x161 [nfsd] > [94440.597911] [] nfsd4_remove+0x3e/0x114 [nfsd] > [94440.599878] [] nfsd4_proc_compound+0x334/0x3e9 [nfsd] > [94440.601853] [] ? nfsd4_decode_getattr+0x8/0xa [nfsd] > [94440.603832] [] ? nfs4svc_decode_compoundargs+0x268/0x342 > [nfsd] > [94440.605851] [] ? nfsd4_rename+0x1e0/0x1e0 [nfsd] > [94440.607826] [] nfsd_dispatch+0xbc/0x1e9 [nfsd] > [94440.609794] [] svc_process+0x401/0x740 [sunrpc] > [94440.611715] [] nfsd+0xae/0x130 [nfsd] > [94440.613620] [] ? nfsd_svc+0x197/0x197 [nfsd] > [94440.615495] [] ? nfsd_svc+0x197/0x197 [nfsd] > [94440.617277] [] kthread+0x67/0x69 > [94440.618996] [] ? kthreadd+0xa3/0xa3 > [94440.620641] [] kernel_thread_helper+0x6/0xd > > > Doug > -- 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/