Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757861Ab0BLCoa (ORCPT ); Thu, 11 Feb 2010 21:44:30 -0500 Received: from lennier.cc.vt.edu ([198.82.162.213]:50879 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757810Ab0BLCo2 (ORCPT ); Thu, 11 Feb 2010 21:44:28 -0500 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: Andrew Morton Cc: linux-kernel@vger.kernel.org Subject: mmotm 2010-02-10 - BUG at fs/dcache.c:677! In-Reply-To: Your message of "Wed, 10 Feb 2010 16:17:41 PST." <201002110043.o1B0hKxW008835@imap1.linux-foundation.org> From: Valdis.Kletnieks@vt.edu References: <201002110043.o1B0hKxW008835@imap1.linux-foundation.org> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1265942657_4819P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Thu, 11 Feb 2010 21:44:17 -0500 Message-ID: <8576.1265942657@localhost> X-Mirapoint-Received-SPF: 128.173.34.103 localhost Valdis.Kletnieks@vt.edu 2 pass X-Mirapoint-IP-Reputation: reputation=neutral-1, source=Fixed, refid=n/a, actions=MAILHURDLE SPF TAG X-Junkmail-Info: (45) HELO_LOCALHOST X-Junkmail-Status: score=45/50, host=zidane.cc.vt.edu X-Junkmail-SD-Raw: score=unknown, refid=str=0001.0A020204.4B74C082.010D,ss=1,fgs=0, ip=0.0.0.0, so=2009-09-22 00:05:22, dmn=2009-09-10 00:05:08, mode=multiengine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9266 Lines: 144 --==_Exmh_1265942657_4819P Content-Type: text/plain; charset=us-ascii On Wed, 10 Feb 2010 16:17:41 PST, akpm@linux-foundation.org said: > The mm-of-the-moment snapshot 2010-02-10-16-17 has been uploaded to > > http://userweb.kernel.org/~akpm/mmotm/ Hit this at shutdown. ext4 filesystems. Brought it up to single-user mode, then 'shutdown -h now'. [ 58.311786] ------------[ cut here ]------------ [ 58.312261] kernel BUG at fs/dcache.c:677! [ 58.312261] invalid opcode: 0000 [#1] PREEMPT SMP [ 58.312261] last sysfs file: /sys/devices/virtual/block/dm-10/dm/name [ 58.312261] CPU 1 [ 58.312261] Pid: 3007, comm: umount Not tainted 2.6.33-rc7-mmotm0210 #1 0X564R/Latitude E6500 [ 58.312261] RIP: 0010:[] [] shrink_dcache_for_umount_subtree+0x19b/0x27e [ 58.312261] RSP: 0018:ffff88011bafde08 EFLAGS: 00010292 [ 58.312261] RAX: 000000000000006b RBX: ffff88011be58160 RCX: ffffffff81a2b070 [ 58.312261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81aa3fe8 [ 58.312261] RBP: ffff88011bafde38 R08: 0000000000000002 R09: 0000000000000000 [ 58.312261] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88011be58160 [ 58.312261] R13: 0000000000000088 R14: ffff88011be824c0 R15: ffff88011bafdf18 [ 58.312261] FS: 00007f1348f7e740(0000) GS:ffff880100300000(0000) knlGS:0000000000000000 [ 58.312261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.312261] CR2: 00007f1348642c40 CR3: 000000011ce86000 CR4: 00000000000406e0 [ 58.312261] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.312261] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 58.312261] Process umount (pid: 3007, threadinfo ffff88011bafc000, task ffff88011d88c640) [ 58.312261] Stack: [ 58.312261] ffff88010f7e9418 ffff88010f7e9248 ffff88010f7e9000 ffffffff816270b0 [ 58.312261] <0> ffff88010f7e9000 ffffffff81b08d28 ffff88011bafde58 ffffffff810e7e02 [ 58.312261] <0> ffffffff81a37ed0 ffff88010f7e9000 ffff88011bafde78 ffffffff810d8785 [ 58.312261] Call Trace: [ 58.312261] [] shrink_dcache_for_umount+0x37/0x47 [ 58.312261] [] generic_shutdown_super+0x1a/0xc9 [ 58.312261] [] kill_block_super+0x22/0x3a [ 58.312261] [] deactivate_super+0x68/0x7f [ 58.312261] [] mntput_no_expire+0x10d/0x150 [ 58.312261] [] sys_umount+0x2be/0x2ed [ 58.312261] [] ? trace_hardirqs_on_caller+0x16/0x13c [ 58.312261] [] system_call_fastpath+0x16/0x1b [ 58.312261] Code: 0a 48 8b 4b 68 31 d2 48 85 f6 74 04 48 8b 56 40 48 05 18 04 00 00 48 89 de 48 89 04 24 48 c7 c7 48 b0 80 81 31 c0 e8 3e fa 47 00 <0f> 0b eb fe 4c 8b 63 58 4c 39 e3 75 05 45 31 e4 eb 05 f0 41 ff [ 58.312261] RIP [] shrink_dcache_for_umount_subtree+0x19b/0x27e [ 58.312261] RSP [ 58.416414] ---[ end trace b3b044c2cf0d74d7 ]--- [ 63.548092] BUG: Dentry ffff88011f9ed430{i=4035,n=l} still in use (4) [unmount of ext4 dm-4] [ 63.550998] ------------[ cut here ]------------ [ 63.551945] kernel BUG at fs/dcache.c:677! [ 63.551945] invalid opcode: 0000 [#2] PREEMPT SMP [ 63.551945] last sysfs file: /sys/devices/virtual/block/dm-10/dm/name [ 63.551945] CPU 0 [ 63.551945] Pid: 3030, comm: umount Tainted: G D 2.6.33-rc7-mmotm0210 #1 0X564R/Latitude E6500 [ 63.551945] RIP: 0010:[] [] shrink_dcache_for_umount_subtree+0x19b/0x27e [ 63.551945] RSP: 0018:ffff88011db73e08 EFLAGS: 00010292 [ 63.551945] RAX: 0000000000000066 RBX: ffff88011f9ed430 RCX: ffff88011db73cc8 [ 63.551945] RDX: ffffffff81bc9634 RSI: 0000000000000000 RDI: 0000000000000246 [ 63.551945] RBP: ffff88011db73e38 R08: 0000000000000002 R09: 0000000000000001 [ 63.551945] R10: 0000000000000000 R11: ffff88011fd8dd20 R12: ffff88011f9ed430 [ 63.551945] R13: 0000000000000008 R14: ffff88011874c230 R15: ffff88011db73f18 [ 63.551945] FS: 00007fad57558740(0000) GS:ffff880100200000(0000) knlGS:0000000000000000 [ 63.551945] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 63.551945] CR2: 00007fad56c1cc40 CR3: 000000011ba21000 CR4: 00000000000406f0 [ 63.551945] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.551945] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 63.551945] Process umount (pid: 3030, threadinfo ffff88011db72000, task ffff88011b90e240) [ 63.551945] Stack: [ 63.551945] ffff88011d0ee418 ffff88011d0ee248 ffff88011d0ee000 ffffffff816270b0 [ 63.551945] <0> ffff88011d0ee000 ffffffff81b08d28 ffff88011db73e58 ffffffff810e7e02 [ 63.551945] <0> ffffffff81a37ed0 ffff88011d0ee000 ffff88011db73e78 ffffffff810d8785 [ 63.551945] Call Trace: [ 63.551945] [] shrink_dcache_for_umount+0x37/0x47 [ 63.551945] [] generic_shutdown_super+0x1a/0xc9 [ 63.551945] [] kill_block_super+0x22/0x3a [ 63.551945] [] deactivate_super+0x68/0x7f [ 63.551945] [] mntput_no_expire+0x10d/0x150 [ 63.551945] [] sys_umount+0x2be/0x2ed [ 63.551945] [] ? trace_hardirqs_on_caller+0x16/0x13c [ 63.551945] [] system_call_fastpath+0x16/0x1b [ 63.551945] Code: 0a 48 8b 4b 68 31 d2 48 85 f6 74 04 48 8b 56 40 48 05 18 04 00 00 48 89 de 48 89 04 24 48 c7 c7 48 b0 80 81 31 c0 e8 3e fa 47 00 <0f> 0b eb fe 4c 8b 63 58 4c 39 e3 75 05 45 31 e4 eb 05 f0 41 ff [ 63.551945] RIP [] shrink_dcache_for_umount_subtree+0x19b/0x27e [ 63.551945] RSP [ 63.652212] ---[ end trace b3b044c2cf0d74d8 ]--- [ 68.758158] BUG: Dentry ffff88011fa2b290{i=4002,n=sbin} still in use (2) [unmount of ext4 dm-6] [ 68.761221] ------------[ cut here ]------------ [ 68.762191] kernel BUG at fs/dcache.c:677! [ 68.762191] invalid opcode: 0000 [#3] PREEMPT SMP [ 68.762191] last sysfs file: /sys/devices/virtual/block/dm-10/dm/name [ 68.762191] CPU 0 [ 68.774527] Pid: 3053, comm: umount Tainted: G D 2.6.33-rc7-mmotm0210 #1 0X564R/Latitude E6500 [ 68.774527] RIP: 0010:[] [] shrink_dcache_for_umount_subtree+0x19b/0x27e [ 68.774527] RSP: 0018:ffff88010f78de08 EFLAGS: 00010292 [ 68.774527] RAX: 0000000000000069 RBX: ffff88011fa2b290 RCX: ffffffff81aaa848 [ 68.774527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81aa3fe8 [ 68.774527] RBP: ffff88010f78de38 R08: 0000000000000002 R09: 0000000000000000 [ 68.774527] R10: 000000011c699802 R11: 000000000000008d R12: ffff88011fa2b290 [ 68.774527] R13: 0000000000000070 R14: ffff88011be0e5f0 R15: ffff88010f78df18 [ 68.774527] FS: 00007ffcbc262740(0000) GS:ffff880100200000(0000) knlGS:0000000000000000 [ 68.774527] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.774527] CR2: 00007ffcbb926c40 CR3: 000000011d2ae000 CR4: 00000000000406f0 [ 68.774527] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.774527] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 68.774527] Process umount (pid: 3053, threadinfo ffff88010f78c000, task ffff88011d590ec0) [ 68.774527] Stack: [ 68.774527] ffff88011f666c18 ffff88011f666a48 ffff88011f666800 ffffffff816270b0 [ 68.774527] <0> ffff88011f666800 ffffffff81b08d28 ffff88010f78de58 ffffffff810e7e02 [ 68.774527] <0> ffffffff81a37ed0 ffff88011f666800 ffff88010f78de78 ffffffff810d8785 [ 68.774527] Call Trace: [ 68.774527] [] shrink_dcache_for_umount+0x37/0x47 [ 68.774527] [] generic_shutdown_super+0x1a/0xc9 [ 68.774527] [] kill_block_super+0x22/0x3a [ 68.774527] [] deactivate_super+0x68/0x7f [ 68.774527] [] mntput_no_expire+0x10d/0x150 [ 68.774527] [] sys_umount+0x2be/0x2ed [ 68.774527] [] ? trace_hardirqs_on_caller+0x16/0x13c [ 68.774527] [] system_call_fastpath+0x16/0x1b [ 68.774527] Code: 0a 48 8b 4b 68 31 d2 48 85 f6 74 04 48 8b 56 40 48 05 18 04 00 00 48 89 de 48 89 04 24 48 c7 c7 48 b0 80 81 31 c0 e8 3e fa 47 00 <0f> 0b eb fe 4c 8b 63 58 4c 39 e3 75 05 45 31 e4 eb 05 f0 41 ff [ 68.774527] RIP [] shrink_dcache_for_umount_subtree+0x19b/0x27e [ 68.774527] RSP [ 68.868765] ---[ end trace b3b044c2cf0d74d9 ]--- [ 74.422353] sd 0:0:0:0: [sda] Synchronizing SCSI cache [ 74.425558] sd 0:0:0:0: [sda] Stopping disk --==_Exmh_1265942657_4819P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFLdMCBcC3lWbTT17ARAsWpAJ0dAZ0qVoACRcEzBGDCAijmdRVDpACfc1z3 ZR3er/3GZMXM6H+GfbymU1Q= =yxVq -----END PGP SIGNATURE----- --==_Exmh_1265942657_4819P-- -- 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/