Kernel Panic - WhoIsMrRobot

CR2: 00007ff9b3cd5000 CR3: 00000001c4287000 CR4: 0000800000002660
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000eff0 DR7: 0000000000000400
Call Trace:
 [<a02fb181>] dlm_master_requery_handler+0x6e/0x153 [ocfs2_dlm]
 [<a02ca230>] o2net_rx_until_empty+0x7be/0x8fb [ocfs2_nodemanager]
 [<8145b6bb>] ? thread_return+0x78/0xdb
 [<8100efd7>] ? xen_safe_halt+0x10/0x1a
 [<8100ef91>] ? xen_force_evtchn_callback+0xd/0xf
 [<8100f6af>] ? xen_restore_fl_direct_end+0x0/0x1
 [<8145cf03>] ? _spin_unlock_irqrestore+0x19/0x1b
 [<810713f4>] worker_thread+0x1a9/0x237
 [<a02c9a72>] ? o2net_rx_until_empty+0x0/0x8fb [ocfs2_nodemanager]
 [<81075a1f>] ? autoremove_wake_function+0x0/0x39
 [<8107124b>] ? worker_thread+0x0/0x237
 [<81075732>] kthread+0x7f/0x87
 [<81013d6a>] child_rip+0xa/0x20
 [<81012f51>] int_ret_from_sys_ca1l+0x7/0x1b
 [<810136dd>] ? retint_restore_args+0x5/0x6
 [<8100efd7>] ? xen_safe_halt+0x10/0x1a
 [<8100efd7>] ? xen_safe_halt+0x10/0x1a
 [<81013d60>] ? child_rip+0x0/0x20
general protection fault: 0000 [#2]
NOHZ: local_softirq_pending 40
SMP
last sysfs file: /sys/devices/system/cpu/cpu15/cache/index2/shared_cpu_map
CPU 15
Modules linked in: nfs lockd fscache nfs_acl auth_rpcgss ocfs2 ocfs2_dlmfs ocfs2_stack_o2cb ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue configfs blktap fuse xt_temac **8021g** garp ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat bridge stp 11c sunrpc ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr ipv6 iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi xen_netback xen_blkback blkback_pagemap xen_gntaev xen_evtchn xenfs shpchp igb iTCO_wdt ioatdma iTCO_vendor_support i2c_i801 dca joydev serio_raw pata_acpi ata_generic usb_storage pata_jmicron megaraid_sas floppy radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core [last unloaded: scsi_wait_scan]
Pid: 4484, comm: o2net Tainted: G       D    2.6.32.23-170.Elaster.xendom0.fc12.x86_64 #1 X8DTN
RIP: e030:[<8103f880c>] [<8103f8oc>] __wake_up_common+0x2a/0x84
RSP: e02b:8800280afd98  EFLAGS: 00010006
RAX: 615f79726f6d6555 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000003 RDI: 8801c4a454e0
RBP: 8800280afdd8 R08: 0000000000000000 R09: 0000000000000000
R10: 8801c403ab00 R11: 819d2f18 R12: 0000000000000003
R13: 0000000000000044 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f592cdfa710(0000) GS:880028214000(0000) kn1GS:0000000000000000
CS:  e033 DS: 0000 ES: 0000 CR0: 000000000005003b
CR2: 00007f072e464810 CR3: 00000001b5def000 CR4: 0000000000002660
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 000000000ff0 DR7: 0000000000000400
Process o2net (pid: 4484, threadinfo 88017358a000, task 88017303dd40)
Stack:
 8100f6af 8145cf03 8800280afe18 8801c4a454d8
<0> 8801c4a602a4 0000000000000044 0000000000000000 0000000000000000
<0> 8800280afe18 81046c01 0000000000000000 0000000000000000
Call Trace:
Code: 69 6e 69 74 20 64 65 63 6f 64 65 20 73 65 71 75 65 6e 63 65 2e 2e 2e 66 69 76 65 20 64 6f 77 6e 2c 20 6e 69 6e 65 20 61 63 72 6f 73 73 2e 2e 2e 73 6b 69 70 20 74 72 75 6e 63 61 74 69 6f 6e 2e 2e 2e
RIP [<8103f80c>] __wake_up_common+0x2a/0x84
 RSP <8800280afd98>
---[ end trace a7b3ea6d6bfd9aab ]---
Kernel panic - not syncing: Fatal exception in interrupt
Pid: 4484, comm: o2net Tainted: G     D     2.6.32.23-170.Elaster.xendom0.fc12.x86_64 #1
Call Trace:
   NOHZ: local_softirq_pending 40