From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail202.messagelabs.com (mail202.messagelabs.com [216.82.254.227]) by kanga.kvack.org (Postfix) with SMTP id A1F656B01EE for ; Thu, 1 Apr 2010 06:37:05 -0400 (EDT) Received: by qyk37 with SMTP id 37so1069128qyk.8 for ; Thu, 01 Apr 2010 03:37:03 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <179901cad182$5f87f620$0400a8c0@dcccs> References: <03ca01cacb92$195adf50$0400a8c0@dcccs> <2375c9f91003242029p1efbbea1v8e313e460b118f14@mail.gmail.com> <20100325153110.6be9a3df.kamezawa.hiroyu@jp.fujitsu.com> <02c101cacbf8$d21d1650$0400a8c0@dcccs> <179901cad182$5f87f620$0400a8c0@dcccs> Date: Thu, 1 Apr 2010 18:37:00 +0800 Message-ID: Subject: Re: Somebody take a look please! (some kind of kernel bug?) From: =?UTF-8?Q?Am=C3=A9rico_Wang?= Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org To: Janos Haar Cc: linux-kernel@vger.kernel.org, KAMEZAWA Hiroyuki , linux-mm@kvack.org, xfs@oss.sgi.com, Jens Axboe List-ID: On Thu, Apr 1, 2010 at 6:01 PM, Janos Haar wrote: > Hello, > Hi, This is a totally different bug from the previous one reported by you. :) > Another issue with this productive server: > Can somebody point me to the rigth direction? > Or support that this is a hw problem or not? Probably no, it looks like an XFS bug or a write-back bug. Thanks for your report. Cc'ing related people... > > The messages file are here: > http://download.netcenter.hu/bughunt/20100324/marc30 > > Thanks, > Janos Haar > > Mar 30 18:51:43 alfa kernel: BUG: unable to handle kernel paging request = at > 000000320000008c > Mar 30 18:51:43 alfa kernel: IP: [] > xfs_iflush_cluster+0x148/0x35a > Mar 30 18:51:43 alfa kernel: PGD 102d7a067 PUD 0 > Mar 30 18:51:43 alfa kernel: Oops: 0000 [#1] SMP > Mar 30 18:51:43 alfa kernel: last sysfs file: /sys/class/misc/rfkill/dev > Mar 30 18:51:43 alfa kernel: CPU 0 > Mar 30 18:51:43 alfa kernel: Modules linked in: hidp l2cap crc16 bluetoot= h > rfkill ipv6 video output sbs sbshc battery ac parport_pc lp parport > serio_raw 8250_ > pnp 8250 serial_core shpchp button i2c_i801 i2c_core pcspkr > Mar 30 18:51:43 alfa kernel: Pid: 3242, comm: flush-8:16 Not tainted > 2.6.32.10 #2 > Mar 30 18:51:43 alfa kernel: RIP: 0010:[] > [] xfs_iflush_cluster+0x148/0x35a > Mar 30 18:51:43 alfa kernel: RSP: 0000:ffff880228ce5b60 =C2=A0EFLAGS: 000= 10206 > Mar 30 18:51:43 alfa kernel: RAX: 0000003200000000 RBX: ffff8801537947d0 > RCX: 000000000000001a > Mar 30 18:51:43 alfa kernel: RDX: 0000000000000020 RSI: 00000000000c6cc2 > RDI: 0000000000000001 > Mar 30 18:51:43 alfa kernel: RBP: ffff880228ce5bd0 R08: ffff880228ce5b20 > R09: ffff8801ea436928 > Mar 30 18:51:43 alfa kernel: R10: 00000000000c6cc2 R11: 0000000000000001 > R12: ffff8800b630b11a > Mar 30 18:51:43 alfa kernel: R13: ffff8801bd54ab30 R14: ffff88022962d2b8 > R15: 00000000000c6ca0 > Mar 30 18:51:43 alfa kernel: FS: =C2=A00000000000000000(0000) > GS:ffff880028200000(0000) knlGS:0000000000000000 > Mar 30 18:51:43 alfa kernel: CS: =C2=A00010 DS: 0018 ES: 0018 CR0: > 000000008005003b > Mar 30 18:51:43 alfa kernel: CR2: 000000320000008c CR3: 0000000168e75000 > CR4: 00000000000006f0 > Mar 30 18:51:43 alfa kernel: DR0: 0000000000000000 DR1: 0000000000000000 > DR2: 0000000000000000 > Mar 30 18:51:43 alfa kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 > DR7: 0000000000000400 > Mar 30 18:51:43 alfa kernel: Process flush-8:16 (pid: 3242, threadinfo > ffff880228ce4000, task ffff880228ea4040) > Mar 30 18:51:43 alfa kernel: Stack: > Mar 30 18:51:43 alfa kernel: =C2=A0ffff8801bd54ab30 ffff8800b630b140 > ffff88022a2d99d0 ffffffffffffffe0 > Mar 30 18:51:43 alfa kernel: <0> 0000000000000020 ffff880218e3db60 > 0000002028ce5bd0 0000000200000000 > Mar 30 18:51:43 alfa kernel: <0> ffff880218e3db70 ffff8801bd54ab30 > ffff8800b630b140 0000000000000002 > Mar 30 18:51:43 alfa kernel: Call Trace: > Mar 30 18:51:43 alfa kernel: =C2=A0[] xfs_iflush+0x1c4/= 0x272 > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? > try_wait_for_completion+0x24/0x45 > Mar 30 18:51:43 alfa kernel: =C2=A0[] > xfs_fs_write_inode+0xe0/0x11e > Mar 30 18:51:43 alfa kernel: =C2=A0[] > writeback_single_inode+0x109/0x215 > Mar 30 18:51:43 alfa kernel: =C2=A0[] > writeback_inodes_wb+0x33a/0x3cc > Mar 30 18:51:43 alfa kernel: =C2=A0[] wb_writeback+0x13= 7/0x1c7 > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? > wb_do_writeback+0x7d/0x1ae > Mar 30 18:51:43 alfa kernel: =C2=A0[] > wb_do_writeback+0x179/0x1ae > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? > wb_do_writeback+0x7d/0x1ae > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? > process_timeout+0x0/0x10 > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? bdi_start_fn+0x= 0/0xd1 > Mar 30 18:51:43 alfa kernel: =C2=A0[] > bdi_writeback_task+0x2c/0xa2 > Mar 30 18:51:43 alfa kernel: =C2=A0[] bdi_start_fn+0x76= /0xd1 > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? bdi_start_fn+0x= 0/0xd1 > Mar 30 18:51:43 alfa kernel: =C2=A0[] kthread+0x82/0x8d > Mar 30 18:51:43 alfa kernel: =C2=A0[] child_rip+0xa/0x2= 0 > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? restore_args+0x= 0/0x30 > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? > finish_task_switch+0x0/0xbc > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? kthread+0x0/0x8= d > Mar 30 18:51:43 alfa kernel: =C2=A0[] ? child_rip+0x0/0= x20 > Mar 30 18:51:43 alfa kernel: Code: 8e eb 01 00 00 b8 01 00 00 00 48 d3 e0= ff > c8 23 43 18 48 23 45 a8 4c 39 f8 0f 85 ae 00 00 00 48 8b 83 80 00 00 00 4= 8 > 85 c0 > 74 0b <66> f7 80 8c 00 00 00 ff 01 75 13 80 bb 0a 02 00 00 00 75 0a 8b > Mar 30 18:51:43 alfa kernel: RIP =C2=A0[] > xfs_iflush_cluster+0x148/0x35a > Mar 30 18:51:43 alfa kernel: =C2=A0RSP > Mar 30 18:51:43 alfa kernel: CR2: 000000320000008c > Mar 30 18:51:43 alfa kernel: ---[ end trace e6c8391ea76602f4 ]--- > Mar 30 18:51:43 alfa kernel: flush-8:16 used greatest stack depth: 2464 > bytes left > Mar 30 19:09:39 alfa syslogd 1.4.1: restart. > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. 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