[Ocfs2-users] Bug in OCFS2 1.3.3
Sunil Mushran
Sunil.Mushran at oracle.com
Wed Aug 13 11:05:48 PDT 2008
This could suggest an on disk problem. Have you run fsck.ocfs2 recently?
fsck.ocfs2 -f /dev/sdX1
Paulo Rodrigues wrote:
> Hello,
>
> I'm on 2.6.24 with OCFS2 1.3.3 and every couple days this comes up in
> dmesg. I have to reboot the cluster machines, there's nothing else I
> can do. Stopping the services or unmounting volumes fails. Perhaps
> this is a well-known bug, but I couldn't find it. On the other hand,
> do you think it could be solved by upgrading to 1.5.0?
>
> BUG: unable to handle kernel NULL pointer dereference at virtual
> address 00000934
> printing eip: f8d6f442 *pde = cf03a067
> Oops: 0002 [#1] SMP
> Modules linked in: ocfs2 ocfs2_dlmfs ocfs2_dlm ocfs2_nodemanager
> configfs fuse ipv6 sr_mod cdrom ata_generic pata_acpi ata_piix
> serio_raw bnx2 libata pcspkr iTCO_wdt iTCO_vendor_support button
> i5000_edac edac_core dcdbas sg dm_round_robin dm_emc dm_multipath
> dm_snapshot dm_zero dm_mirror dm_mod lpfc scsi_transport_fc scsi_tgt
> megaraid_sas sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd
>
> Pid: 575, comm: pop3 Not tainted (2.6.24.7-92.fc8 #1)
> EIP: 0060:[<f8d6f442>] EFLAGS: 00210246 CPU: 2
> EIP is at ocfs2_free_suballoc_bits+0x41a/0x6d9 [ocfs2]
> EAX: f77b6f00 EBX: 00000000 ECX: 00000000 EDX: 000047a8
> ESI: 0000000b EDI: 00000000 EBP: f35bf000 ESP: da67bcec
> DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
> Process pop3 (pid: 575, ti=da67b000 task=f43b4000 task.ti=da67b000)
> Stack: 00000002 da67bd2c 00000001 f77b7278 f75a4840 e0f019a0 f884e798
> f7724f88
> f77b7278 f75a4840 f3bc9000 f3bc90c0 f772c968 f77b6f00 00000000
> 00000000
> f772c968 000047a8 00000000 f42b0800 010d81a8 f8d72da9 000047a8
> 010d3a00
> Call Trace:
> [<f884e798>] do_get_write_access+0x329/0x362 [jbd]
> [<f8d72da9>] ocfs2_free_clusters+0x171/0x212 [ocfs2]
> [<f8d3ed5c>] __ocfs2_flush_truncate_log+0x596/0x702 [ocfs2]
> [<f884e463>] journal_stop+0x15d/0x169 [jbd]
> [<f8d483e9>] ocfs2_commit_truncate+0x30f/0x1240 [ocfs2]
> [<f8d4e3c0>] ocfs2_read_blocks+0x45c/0x46d [ocfs2]
> [<f8d6027f>] ocfs2_wipe_inode+0x4f3/0xcc2 [ocfs2]
> [<f8d628e5>] ocfs2_delete_inode+0x409/0x624 [ocfs2]
> [<c062b62b>] mutex_lock+0x1a/0x29
> [<c04ac011>] inotify_inode_is_dead+0x18/0x6c
> [<f8d624dc>] ocfs2_delete_inode+0x0/0x624 [ocfs2]
> [<c04994a7>] generic_delete_inode+0x91/0xf7
> [<c0498d95>] iput+0x60/0x62
> [<c04919aa>] do_unlinkat+0xae/0x119
> [<c04895f3>] vfs_read+0x111/0x14b
> [<c0489ac1>] sys_pread64+0x48/0x5f
> [<c04051da>] syscall_call+0x7/0xb
> =======================
> Code: 9c 00 00 00 8b 80 6c 01 00 00 8b b8 c4 00 00 00 8b b0 c0 00 00
> 00 8b 44 24 34 8b 58 04 8b 08 39 df 75 0e 39 ce 75 0a 8b 4c 24 38 <0f>
> ab 51 40 19 c0 4a ff 4c 24 3c 83 7c 24 3c ff 75 b7 8b 5c 24
> EIP: [<f8d6f442>] ocfs2_free_suballoc_bits+0x41a/0x6d9 [ocfs2] SS:ESP
> 0068:da67bcec
> ---[ end trace 2d0b75b98f26e1b8 ]---
>
> Many thanks,
> Paulo Rodrigues
> ------------------------------------------------------------------------
>
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