2010/1/26 Alexander Beregalov <a.beregalov@xxxxxxxxx>: > Hi > > Host is x86_32 SMP. > Trying to mount AoE exported block device: > > (mkfs.ocfs2 -N 30 -T mail /dev/..) > > OCFS2 Node Manager 1.5.0 > OCFS2 DLM 1.5.0 > ocfs2: Registered cluster interface o2cb > OCFS2 DLMFS 1.5.0 > OCFS2 User DLM kernel interface loaded > OCFS2 1.5.0 > ocfs2_dlm: Nodes in domain (C987785CC2BE4476BBD74BB02A853654): 22 > JBD: Ignoring recovery information on journal > ocfs2: Mounting device (152,5632) on (node 22, slot 1) with ordered data mode. > (10881,0):ocfs2_replay_journal:1607 Recovering node 7 from slot 0 on > device (152,5632) > BUG: unable to handle kernel NULL pointer dereference at 0000001f > IP: [<f8f4a168>] ocfs2_update_disk_slot_old+0x11/0x4c [ocfs2] > *pde = 00000000 > Oops: 0000 [#1] SMP > last sysfs file: /sys/fs/o2cb/interface_revision > Modules linked in: ocfs2 jbd2 quota_tree ocfs2_dlmfs ocfs2_stack_o2cb > ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue configfs aoe dm_mirror > dm_region_hash dm_log dm_multipath ohci_hcd usbcore nls_base tg3 > libphy [last unloaded: microcode] > Pid: 10881, comm: ocfs2rec Not tainted (2.6.32.6 #1) eserver xSeries > 335 -[8676L1X]- > EIP: 0060:[<f8f4a168>] EFLAGS: 00010297 CPU: 0 > EIP is at ocfs2_update_disk_slot_old+0x11/0x4c [ocfs2] > EAX: 00000007 EBX: f5be1800 ECX: f6896fd8 EDX: 00000000 > ESI: f5be1800 EDI: f6a95f08 EBP: 00000000 ESP: f6a95edc > DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 > Process ocfs2rec (pid: 10881, ti=f6a94000 task=f5bf06e0 task.ti=f6a94000) > Stack: > f65bc800 f5be1800 00000000 f8f4a200 e4b5c0c0 f6a95f3c f5ec4b08 f279c800 > <0> 00000007 f5f89080 f5ec4008 f8f4a56a 00000000 00000007 f65bc800 f8f2b3e2 > <0> f65bc9c4 00000000 f8f124c4 00000000 00000000 00000000 00000001 00000016 > Call Trace: > [<f8f4a200>] ? ocfs2_update_disk_slot+0x5d/0x109 [ocfs2] > [<f8f4a56a>] ? ocfs2_clear_slot+0x22/0x3d [ocfs2] > [<f8f2b3e2>] ? ocfs2_recover_node+0x91/0x49e [ocfs2] > [<f8f124c4>] ? ocfs2_super_lock+0x9f/0x481 [ocfs2] > [<f8f29e94>] ? __ocfs2_recovery_thread+0x181/0x87e [ocfs2] > [<c124ea51>] ? schedule+0x1b1/0x4b1 > [<c1022a9f>] ? __wake_up_common+0x3a/0x66 > [<f8f29d13>] ? __ocfs2_recovery_thread+0x0/0x87e [ocfs2] > [<c1022bf6>] ? complete+0x37/0x46 > [<f8f29d13>] ? __ocfs2_recovery_thread+0x0/0x87e [ocfs2] > [<c10377c8>] ? kthread+0x68/0x6d > [<c1037760>] ? kthread+0x0/0x6d > [<c100369f>] ? kernel_thread_helper+0x7/0x18 > Code: 04 89 44 fe 04 8b 43 10 8b 04 88 89 45 00 83 c4 04 5b 5e 5f 5d > c3 0f 0b eb fe 57 31 d2 89 cf 56 53 89 c3 8b 48 10 3b 53 14 8b 01 <8b> > 70 18 3e 72 12 eb 2b 8b 44 d0 04 66 89 04 56 83 c2 01 3b 53 > EIP: [<f8f4a168>] ocfs2_update_disk_slot_old+0x11/0x4c [ocfs2] SS:ESP > 0068:f6a95edc > CR2: 000000000000001f > 00000247 <ocfs2_update_disk_slot_old>: 247: 57 push %edi 248: 31 d2 xor %edx,%edx 24a: 89 cf mov %ecx,%edi 24c: 56 push %esi 24d: 53 push %ebx 24e: 89 c3 mov %eax,%ebx 250: 8b 48 10 mov 0x10(%eax),%ecx 253: 3b 53 14 cmp 0x14(%ebx),%edx 256: 8b 01 mov (%ecx),%eax >258: 8b 70 18 mov 0x18(%eax),%esi 25b: 3e 72 12 jb,pt 270 <ocfs2_update_disk_slot_old+0x29> 25e: eb 2b jmp 28b <ocfs2_update_disk_slot_old+0x44> 260: 8b 44 d0 04 mov 0x4(%eax,%edx,8),%eax 264: 66 89 04 56 mov %ax,(%esi,%edx,2) 268: 83 c2 01 add /bin/bashx1,%edx 26b: 3b 53 14 cmp 0x14(%ebx),%edx 26e: 73 18 jae 288 <ocfs2_update_disk_slot_old+0x41> 270: 8b 43 18 mov 0x18(%ebx),%eax 273: 8b 0c d0 mov (%eax,%edx,8),%ecx 276: 85 c9 test %ecx,%ecx 278: 75 e6 jne 260 <ocfs2_update_disk_slot_old+0x19> 27a: 66 c7 04 56 ff ff movw /bin/bashxffff,(%esi,%edx,2) 280: 83 c2 01 add /bin/bashx1,%edx 283: 3b 53 14 cmp 0x14(%ebx),%edx 286: 72 e8 jb 270 <ocfs2_update_disk_slot_old+0x29> 288: 8b 4b 10 mov 0x10(%ebx),%ecx 28b: 5b pop %ebx 28c: 8b 01 mov (%ecx),%eax 28e: 5e pop %esi 28f: 89 07 mov %eax,(%edi) 291: 5f pop %edi 292: c3 ret -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
