[Ocfs2-users] Node panic

[Sunil Mushran]

You may want to upgrade to 1.2.1. We have done fixes in this area.

Jim Erb wrote:
> Can anyone tell me what might be happening here.  I have a 3 node
> cluster running under RH AS 4 (2.6.9-22.0.1.ELsmp) with ocfs2 v.
> 1.2.0-1.  I've recently implemented elevator=deadline in grub.conf to
> fix some previous panics, but now it seems this box goes down every few
> days with this panic:
>
> May 10 13:46:10 linux97 kernel: (29579,0):ocfs2_extend_file:784 ERROR:
> bug expression: i_size_read(inode) != (le64_to_cpu(fe->i_size) -
> *bytes_extended)
> May 10 13:46:10 linux97 kernel: (29579,0):ocfs2_extend_file:784 ERROR:
> Inode 3891726 i_size = 77801, dinode i_size = 79865, bytes_extended = 0,
> new_i_size = 77874
> May 10 13:46:10 linux97 kernel: ------------[ cut here ]------------
> May 10 13:46:10 linux97 kernel: kernel BUG
> at /rpmbuild/jlbec/BUILD/ocfs2-1.2.0/fs/ocfs2/file.c:784!
> May 10 13:46:10 linux97 kernel: invalid operand: 0000 [#1]
> May 10 13:46:10 linux97 kernel: SMP
> May 10 13:46:10 linux97 kernel: Modules linked in: nfs lockd
> hangcheck_timer md5 ipv6 parport_pc lp parport autofs4 i2c_dev i2c_core
> ocfs2(U) debugfs(U)
> ocfs2_dlmfs(U) ocfs2_dlm(U) ocfs2_nodemanager(U) configfs(U) sunrpc
> dm_mirror dm_mod emcphr(U) emcpmpap(U) emcpmpaa(U) emcpmpc(U) emcpmp(U)
> emcp(U) emcplib(U) button battery ac uhci_hcd ehci_hcd hw_random shpchp
> e1000 bonding(U) floppy sg ext3 jbd lpfc(U) scsi_transport_fc
> megaraid_mbox megaraid_mm sd_mod scsi_mod
> May 10 13:46:10 linux97 kernel: CPU:    0
> May 10 13:46:10 linux97 kernel: EIP:    0060:[<f8f8c635>]    Tainted: P
> VLI
> May 10 13:46:10 linux97 kernel: EFLAGS: 00210292   (2.6.9-22.0.1.ELsmp)
> May 10 13:46:10 linux97 kernel: EIP is at ocfs2_extend_file+0x380/0xf25
> [ocfs2]
> May 10 13:46:10 linux97 kernel: eax: 00000086   ebx: 00000000   ecx:
> ea42fe6c   edx: f8fb52b5
> May 10 13:46:10 linux97 kernel: esi: f4144e24   edi: ea42ff18   ebp:
> cc540000   esp: ea42fea4
> May 10 13:46:10 linux97 kernel: ds: 007b   es: 007b   ss: 0068
> May 10 13:46:10 linux97 kernel: Process oracle (pid: 29579,
> threadinfo=ea42f000 task=e8bd11b0)
> May 10 13:46:10 linux97 kernel: Stack: f70d0380 00000000 00000000
> 00000000 f4144e24 f6ef4f00 ea42ff58 00000000
> May 10 13:46:10 linux97 kernel:        00000000 e53ff48c f7fbc200
> ea42ff68 00000000 ea42ff68 00000000 ea42ff68
> May 10 13:46:10 linux97 kernel:        00000000 f4144e24 f8f9a4ee
> 00013032 00000000 ea42ff18 00012fe9 00000000
> May 10 13:46:10 linux97 kernel: Call Trace:
> May 10 13:46:10 linux97 kernel:  [<f8f9a4ee>]
> ocfs2_write_lock_maybe_extend+0x731/0xad5 [ocfs2]
> May 10 13:46:10 linux97 kernel:  [<f8f8a684>] ocfs2_file_write
> +0x11f/0x254 [ocfs2]
> May 10 13:46:10 linux97 kernel:  [<c0159d24>] vfs_write+0xb6/0xe2
> May 10 13:46:10 linux97 kernel:  [<c0159dee>] sys_write+0x3c/0x62
> May 10 13:46:10 linux97 kernel:  [<c02d0fb7>] syscall_call+0x7/0xb
> May 10 13:46:10 linux97 kernel: Code: b1 e0 fd ff ff ff b1 dc fd ff ff
> 68 10 03 00 00 68 01 fb fa f8 ff 70 10 ff b2 94 00 00 00 68 b5 52 fb f8
> e8 f8 5b 19 c7 83 c4 3c <0f> 0b 10 03 1c 50 fb f8 8b 5c 24 10 8b 83 54
> 01 00 00 0f ae e8
> May 10 13:46:10 linux97 kernel:  <0>Fatal exception: panic in 5 seconds
>
>
>
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