[Ocfs2-users] Non-responsive OCFS2 filesystems
Isaac Clerencia
isaac at unizar.es
Fri Jun 1 00:01:34 PDT 2007
Our OCFS2 filesystems are having real troubles and we're getting these kernel
traces ... any idea about what can be causing this?
------------[ cut here ]------------
kernel BUG at fs/ocfs2/dlmglue.c:536!
invalid opcode: 0000 [#1]
SMP
Modules linked in: sg iptable_filter ip_tables x_tables nfs lockd nfs_acl
sunrpc ipv6 dm_snapshot dm_mirror ide_disk e752x_edac psmouse floppy iTCO_wdt
edac_mc serio_raw pcspkr shpchp pci_hotplug evdev joydev tsdev dm_round_robin
dm_emc dm_multipath dm_mod ext3 mbcache sd_mod ide_generic ide_cd cdrom
ata_generic libata cciss qla2xxx firmware_class uhci_hcd scsi_transport_fc
ehci_hcd tg3 scsi_mod piix generic ide_core usbcore thermal processor fan
ocfs2_dlmfs ocfs2 jbd ocfs2_dlm ocfs2_nodemanager configfs
CPU: 2
EIP: 0060:[<f8943902>] Not tainted VLI
EFLAGS: 00210046 (2.6.21-1-686 #1)
EIP is at ocfs2_cluster_unlock+0xd2/0x2ae [ocfs2]
eax: 00000000 ebx: f54cfa48 ecx: 00200246 edx: f54cfa50
esi: f761a000 edi: 00000005 ebp: f54cfa50 esp: f48b9cf0
ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068
Process maildrop (pid: 5514, ti=f48b8000 task=f5ca0540 task.ti=f48b8000)
Stack: f54cfc34 f761a000 f6183f28 f592e8b4 f71935b8 00200246 f761a000 00000005
f54cfc34 f54cf980 f8943c16 f761a000 f54cfc34 00000000 ffffffe4 f761a000
f48b9e08 00000000 f8969b3a f761a000 f54cfc34 f39ba540 f48b9e08 00000000
Call Trace:
[<f8943c16>] ocfs2_meta_unlock+0x138/0x18f [ocfs2]
[<f8969b3a>] ocfs2_reserve_cluster_bitmap_bits+0x23/0xde [ocfs2]
[<f8968a60>] ocfs2_free_alloc_context+0x1c/0x40 [ocfs2]
[<f8969f1c>] ocfs2_reserve_clusters+0x327/0x396 [ocfs2]
[<f89459d1>] ocfs2_data_lock_full+0x1db/0x2eb [ocfs2]
[<f894cf71>] ocfs2_extend_file+0x589/0x12ee [ocfs2]
[<f8946b81>] ocfs2_meta_lock_full+0x450/0x721 [ocfs2]
[<c0179271>] mntput_no_expire+0x11/0x6a
[<f894e506>] ocfs2_prepare_inode_for_write+0x830/0x913 [ocfs2]
[<c0165ddf>] get_unused_fd+0x4a/0xaa
[<f894eed2>] ocfs2_file_aio_write+0x1a5/0x31d [ocfs2]
[<c016f619>] do_path_lookup+0x16e/0x189
[<c016711c>] do_sync_write+0xc7/0x10a
[<c01700f0>] open_namei+0x6e/0x56a
[<c0132969>] autoremove_wake_function+0x0/0x35
[<c0135544>] hrtimer_start+0xf7/0x101
[<c0167055>] do_sync_write+0x0/0x10a
[<c0167900>] vfs_write+0xa8/0x12a
[<c0167e8b>] sys_write+0x41/0x67
[<c0103d88>] syscall_call+0x7/0xb
[<c0290000>] __find_acq_core+0x2a8/0x30d
=======================
Code: 00 00 c7 04 24 8e 6c 97 f8 89 44 24 04 e8 1a ed 7d c7 85 db 75 04 0f 0b
eb fe 83 ff 03 74 16 83 ff 05 75 22 8b 43 4c 85 c0 75 04 <0f> 0b eb fe 48 89
43 4c eb 15 8b 43 48 85 c0 75 04 0f 0b eb fe
EIP: [<f8943902>] ocfs2_cluster_unlock+0xd2/0x2ae [ocfs2] SS:ESP 0068:f48b9cf0
(166,3):ocfs2_lock_res_free:497 ERROR: bug expression: res->l_ex_holders
(166,3):ocfs2_lock_res_free:497 ERROR: Lockres W000000000000000b37790d0805ff41
has 1 ex holders
------------[ cut here ]------------
kernel BUG at fs/ocfs2/dlmglue.c:497!
invalid opcode: 0000 [#2]
SMP
Modules linked in: tcp_diag inet_diag sg iptable_filter ip_tables x_tables nfs
lockd nfs_acl sunrpc ipv6 dm_snapshot dm_mirror ide_disk e752x_edac psmouse
floppy iTCO_wdt edac_mc serio_raw pcspkr shpchp pci_hotplug evdev joydev
tsdev dm_round_robin dm_emc dm_multipath dm_mod ext3 mbcache sd_mod
ide_generic ide_cd cdrom ata_generic libata cciss qla2xxx firmware_class
uhci_hcd scsi_transport_fc ehci_hcd tg3 scsi_mod piix generic ide_core
usbcore thermal processor fan ocfs2_dlmfs ocfs2 jbd ocfs2_dlm
ocfs2_nodemanager configfs
CPU: 3
EIP: 0060:[<f8944342>] Not tainted VLI
EFLAGS: 00010292 (2.6.21-1-686 #1)
EIP is at ocfs2_lock_res_free+0x50e/0x578 [ocfs2]
eax: 00000063 ebx: 00000003 ecx: 00000046 edx: 00000000
esi: f761a000 edi: 0000006a ebp: 00000000 esp: c21cfe5c
ds: 007b es: 007b fs: 00d8 gs: 0000 ss: 0068
Process kswapd0 (pid: 166, ti=c21ce000 task=c2194580 task.ti=c21ce000)
Stack: f8977233 000000a6 00000003 f8973a43 000001f1 f0cef6ac 00000001 f7164940
0000006a f8953db2 c011af62 c21cfed4 00000003 c2001890 00000001 c2001890
c21cfed4 00000001 f0cef934 f0cef680 f8e326e3 dc5e0d94 dc5e0e2c f55ff200
Call Trace:
[<f8953db2>] ocfs2_clear_inode+0x50c/0xbdc [ocfs2]
[<c011af62>] __wake_up_common+0x32/0x55
[<f8e326e3>] nfs3_forget_cached_acls+0x44/0x4e [nfs]
[<c017755c>] clear_inode+0xa6/0xf4
[<c0177825>] dispose_list+0x46/0xc4
[<c0177a3d>] shrink_icache_memory+0x19a/0x1c2
[<c01548c5>] shrink_slab+0xd9/0x13e
[<c0154c83>] kswapd+0x2c2/0x3cf
[<c0132969>] autoremove_wake_function+0x0/0x35
[<c01549c1>] kswapd+0x0/0x3cf
[<c013289e>] kthread+0xb2/0xdc
[<c01327ec>] kthread+0x0/0xdc
[<c01049a3>] kernel_thread_helper+0x7/0x10
=======================
Code: 54 24 18 89 4c 24 14 c7 44 24 10 f1 01 00 00 c7 44 24 0c 43 3a 97 f8 89
5c 24 08 89 44 24 04 c7 04 24 33 72 97 f8 e8 c1 e2 7d c7 <0f> 0b eb fe 8d 7b
50 b9 13 00 00 00 f3 ab c7 43 20 00 00 00 00
EIP: [<f8944342>] ocfs2_lock_res_free+0x50e/0x578 [ocfs2] SS:ESP 0068:c21cfe5c
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