The following was on the console. The input was unresponsive

This is ipp014.unknown_domain (Linux x86_64 2.6.27-rc8-00016-gd3a47e8) 17:36:58

ipp014 login: [823902.827952] BUG: spinlock wrong owner on CPU#2, ppImage/27000
[823902.828447]  lock: ffffffff80f425b8, .magic: dead4ead, .owner: ppImage/27000, .owner_cpu: 2
[823902.828447] Pid: 27000, comm: ppImage Not tainted 2.6.27-rc8-00016-gd3a47e8 #1
[823902.828447] 
[823902.828447] Call Trace:
[823902.828447]  [] _raw_spin_unlock+0x51/0x80
[823902.828447]  [] _spin_unlock_irqrestore+0x27/0x2e
[823902.828447]  [] __mem_cgroup_uncharge_common+0xcb/0x107
[823902.828447]  [] page_remove_rmap+0x108/0x122
[823902.828447]  [] unmap_vmas+0x47f/0x7ec
[823902.828447]  [] unmap_region+0xb3/0x126
[823902.828447]  [] do_munmap+0x1f3/0x270
[823902.828447]  [] __down_write_nested+0x34/0x9e

[823902.828447]  [] sys_munmap+0x40/0x5a
[823902.828447]  [] system_call_fastpath+0x16/0x1b
[823902.828447] 
[824473.019627] BUG: unable to handle kernel NULL pointer dereference at 0000000000000158
[824473.021724] IP: [] pick_next_task_fair+0x7d/0xa9
[824473.021724] PGD 21fc8b067 PUD 22e41c067 PMD 0 
[824473.021724] Oops: 0000 [1] SMP 
[824473.021724] CPU 2 
[824473.021724] Modules linked in: w83627hf hwmon_vid autofs4 smsc37b787_wdt k8temp forcedeth i2c_nforce2 i2c_core tg3 libphy e1000 xfs dm_snapshot dm_mirror dm_log aacraid 3w_9xxx 3w_xxxx atp870u arcmsr aic7xxx scsi_wait_scan
[824473.021724] Pid: 27703, comm: ppImage Not tainted 2.6.27-rc8-00016-gd3a47e8 #1
[824473.021724] RIP: 0010:[]  [] pick_next_task_fair+0x7d/0xa9
[824473.021724] RSP: 0018:ffff880223d69d18  EFLAGS: 00010046
[824473.021724] RAX: 000001e2b8508e7b RBX: ffff88021fc79e40 RCX: 0000000000000000
[824473.021724] RDX: ffff88013624a100 RSI: ffff88013624a1c8 RDI: ffff880223c09010
[824473.021724] RBP: ffff880223d69d48 R08: 0000000000000000 R09: ffff88013624a1c8
[824473.021724] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
[824473.021724] R13: 0002edda956529cd R14: ffff88013624a100 R15: 0000000000000000
[824473.021724] FS:  00007f83fbab56f0(0000) GS:ffff88022fa0d300(0000) knlGS:0000000000000000
[824473.021724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[824473.021724] CR2: 0000000000000158 CR3: 000000021e4ff000 CR4: 00000000000006e0
[824473.021724] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[824473.021724] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR70

[824473.021724] Process ppImage (pid: 27703, threadinfo ffff880223d68000, task ffff8800a6bb8f10)
[824473.021724] Stack:  ffff88013624a100 ffff88013624a100 ffffffff805dc840 ffff880223d69d88
[824473.021724]  0000000000000000 000000010ebcc2ea ffff880223d69dd8 ffffffff805c5f2a
[824473.021724]  0000000000000000 ffffffff805567ed ffff8800a6bb8f10 0000000000000000
[824473.021724] Call Trace:
[824473.021724]  [] schedule+0x434/0x7e1
[824473.021724]  [] ? tcp_connect+0x319/0x322
[824473.021724]  [] ? tcp_v4_connect+0x3c1/0x422
[824473.021724]  [] schedule_timeout+0x1e/0xad
[824473.021724]  [] ? release_sock+0x2f/0xd5
[824473.021724]  [] ? inet_stream_connect+0x137/0x241
[824473.021724]  [] ? autoremove_wake_function+0x0/0x2e
[824473.021724]  [] ? sys_connect+0x6c/0x9c
[824473.021724]  [] ? fget+0xb6/0xbe
[824473.021724]  [] ? lockdep_sys_exit_thunk+0x35/0x67
[824473.021724]  [] ? cap_file_fcntl+0x0/0x3
[824473.021724]  [] ? fget+0x0/0xbe
[824473.021724]  [] ? system_call_fastpath+0x16/0x1b
[824473.021724] 
[824473.021724] 
[824473.021724] Code: ec e8 52 f5 ff ff 49 39 c4 76 11 49 8b 86 30 08 00 00 4d 8d 67 f0 48 89 43 28 eb 04 4c 8b 63 60 4c 89 e6 48 89 df e8 6a fa ff ff <49> 8b 9c 24 58 01 00 00 48 85 db 75 9f 48 8b 7d d0 49 83 ec 38 
[824473.021724] RIP  [] pick_next_task_fair+0x7d/0xa9

[824473.021724]  RSP 
[824473.021724] CR2: 0000000000000158
[824473.021724] ---[ end trace 0dbe4de46ac70cd0 ]---
[824473.077977] BUG: spinlock lockup on CPU#1, swapper/0, ffff88013624a100
[824473.077977] Pid: 0, comm: swapper Tainted: G      D   2.6.27-rc8-00016-gd3a47e8 #1
[824473.077977] 
                 [824473.077977] Call Trace:
[824473.077977]    [] _raw_spin_lock+0xf9/0x120
[824473.077977]  [] _spin_lock_irqsave+0x37/0x3f
[824473.077977]  [] tg_shares_up+0xcf/0x195
[824473.077977]  [] tg_shares_up+0xcf/0x195
[824473.077977]  [] tg_shares_up+0x0/0x195
[824473.124229] BUG: spinlock lockup on CPU#0, ppImage/27409, ffff88013624a100
[824473.124229] Pid: 27409, comm: ppImage Tainted: G      D   2.6.27-rc8-00016-gd3a47e8 #1
[824473.124229] 
[824473.124229] Call Trace:
[824473.124229]    [] _raw_spin_lock+0xf9/0x120
[824473.124229]  [] _spin_lock_irqsave+0x37/0x3f
[824473.124229]  [] tg_shares_up+0xcf/0x195
[824473.124229]  [] tg_shares_up+0xcf/0x195
[824473.124229]  [] tg_shares_up+0x0/0x195
[824473.124229]  [] tg_nop+0x0/0x6

[824473.124229]  [] walk_tg_tree+0x90/0xbc
[824473.124229]  [] walk_tg_tree+0x0/0xbc
[824473.124229]  [] try_to_wake_up+0xb0/0x238
[824473.124229]  [] __wake_up_common+0x41/0x74
[824473.124229]  [] __wake_up_sync+0x3a/0x56
[824473.124229]  [] sock_def_readable+0x3d/0x6a
[824473.124229]  [] tcp_rcv_established+0x60f/0x8e5
[824473.124229]  [] tcp_v4_do_rcv+0x2c/0x1b7
[824473.124229]  [] tcp_v4_rcv+0x263/0x654
[824473.124229]  [] tcp_v4_rcv+0x601/0x654
[824473.124229]  [] ip_local_deliver+0xcb/0x164
[824473.124229]  [] ip_local_deliver+0x5b/0x164
[824473.124229]  [] ip_rcv+0x4fa/0x552
[824473.124229]  [] netif_receive_skb+0x24f/0x298
[824473.124229]  [] netif_receive_skb+0x107/0x298
[824473.124229]  [] process_backlog+0x71/0xbe
[824473.124229]  [] net_rx_action+0xc5/0x1fb
[824473.124229]  [] net_rx_action+0x57/0x1fb
[824473.124229]  [] __do_softirq+0x5e/0xcd
[824473.124229]  [] ack_apic_level+0x12/0xd3
[824473.124229]  [] call_softirq+0x1c/0x28
[824473.124229]  [] do_softirq+0x2c/0x68

[824473.124229]  [] irq_exit+0x3f/0x85
[824473.124229]  [] do_IRQ+0x13c/0x15e
[824473.124229]  [] ret_from_intr+0x0/0xa
[824473.124229]   
[824473.329415] BUG: spinlock lockup on CPU#2, ppImage/27703, ffff88013624a100
[824473.329415] Pid: 27703, comm: ppImage Tainted: G      D   2d3a47e8 #1
                 [824473.329415] 
[824473.329415] Call Trace:
[824473.329415]    [] _raw_spin_lock+0xf9/0x120
[824473.329415]  [] scheduler_tick+0x47/0x1b8
[824473.329415]  [] update_process_times+0x3f/0x4b
[824473.329415]  [] tick_sched_timer+0x76/0xa7
[824473.329415]  [] tick_sched_timer+0x0/0xa7
[824473.329415]  [] __run_hrtimer+0x5a/0x97
[824473.329415]  [] hrtimer_interrupt+0xe3/0x15d
[824473.329415]  [] smp_apic_timer_interrupt+0x89/0xa9
[824473.329415]  [] apic_timer_interrupt+0x66/0x70
[824473.329415]    [] exit_signals+0xf4/0x10c
[824473.329415]  [] _spin_unlock_irq+0x21/0x22
[824473.329415]  [] exit_signals+0xb2/0x10c
[824473.329415]  [] do_exit+0xd6/0x778
[824473.329415]  [] oops_begin+0x0/0x8c

[824473.329415]  [] do_page_fault+0x73c/0x7f5
[824473.329415]  [] __next_cpu+0x19/0x26
[824473.329415]  [] error_exit+0x0/0x9a
[824473.329415]  [] pick_next_task_fair+0x7d/0xa9
[824473.329415]  [] pick_next_task_fair+0x7d/0xa9
[824473.329415]  [] schedule+0x434/0x7e1
[824473.329415]  [] tcp_connect+0x319/0x322
[824473.329415]  [] tcp_v4_connect+0x3c1/0x422
[824473.329415]  [] schedule_timeout+0x1e/0xad
[824473.329415]  [] release_sock+0x2f/0xd5
[824473.329415]  [] inet_stream_connect+0x137/0x241
[824473.329415]  [] autoremove_wake_function+0x0/0x2e
[824473.329415]  [] sys_connect+0x6c/0x9c
[824473.329415]  [] fget+0xb6/0xbe
[824473.329415]  [] lockdep_sys_exit_thunk+0x35/0x67
[824473.329415]  [] cap_file_fcntl+0x0/0x3
[824473.329415]  [] fget+0x0/0xbe
[824473.329415]  [] system_call_fastpath+0x16/0x1b
[824473.329415] 
[824473.077977]  [] tg_nop+0x0/0x6
[824473.077977]  [] walk_tg_tree+0x90/0xbc
[824473.077977]  [] walk_tg_tree+0x0/0xbc

[824473.077977]  [] rebalance_domains+0x13b/0x3f7
[824473.077977]  [] run_rebalance_domains+0x42/0xd8
[824473.077977]  [] __do_softirq+0x5e/0xcd
[824473.077977]  [] call_softirq+0x1c/0x28
[824473.077977]  [] do_softirq+0x2c/0x68
[824473.077977]  [] irq_exit+0x3f/0x85
[824473.077977]  [] smp_apic_timer_interrupt+0x8e/0xa9
[824473.077977]  [] apic_timer_interrupt+0x66/0x70
[824473.077977]    [] c1e_idle+0x0/0xe9
[824473.077977]  [] __atomic_notifier_call_chain+0x0/0x83
[824473.077977]  [] default_idle+0x27/0x3b
[824473.077977]  [] c1e_idle+0xe5/0xe9
[824473.077977]  [] cpu_idle+0x88/0xae
[824473.077977] 
[824473.022141] BUG: spinlock lockup on CPU#3, ppImage/27440, ffff88013624a100
[824473.022141] Pid: 27440, comm: ppImage Tainted: G      D   2.6.27-rc8-00016-gd3a47e8 #1
[824473.022141] 
                 [824473.022141] Call Trace:
[824473.022141]    [] _raw_spin_lock+0xf9/0x120
[824473.022141]  [] _spin_lock_irqsave+0x37/0x3f
[824473.022141]  [] tg_shares_up+0xcf/0x195
[824473.022141]  [] tg_shares_up+0xcf/0x195

[824473.022141]  [] tg_shares_up+0x0/0x195
[824473.022141]  [] tg_nop+0x0/0x6
[824473.022141]  [] walk_tg_tree+0x90/0xbc
[824473.022141]  [] walk_tg_tree+0x0/0xbc
[824473.022141]  [] try_to_wake_up+0xb0/0x238
[824473.022141]  [] inet_sk_rebuild_header+0x19/0x31a
[824473.022141]  [] autoremove_wake_function+0x9/0x2e
[824473.022141]  [] __wake_up_common+0x41/0x74
[824473.022141]  [] __wake_up+0x38/0x4f
[824473.022141]  [] sock_def_wakeup+0x3c/0x48
[824473.022141]  [] tcp_init_congestion_control+0x19/0xc5
[824473.022141]  [] tcp_rcv_state_process+0x2eb/0xa28
[824473.022141]  [] tcp_v4_do_rcv+0x161/0x1b7
[824473.022141]  [] tcp_v4_rcv+0x263/0x654
[824473.022141]  [] tcp_v4_rcv+0x601/0x654
[824473.022141]  [] ip_local_deliver+0xcb/0x164
[824473.022141]  [] ip_local_deliver+0x5b/0x164
[824473.022141]  [] ip_rcv+0x4fa/0x552
[824473.022141]  [] netif_receive_skb+0x24f/0x298
[824473.022141]  [] netif_receive_skb+0x107/0x298
[824473.022141]  [] process_backlog+0x71/0xbe
[824473.022141]  [] net_rx_action+0xc5/0x1fb

[824473.022141]  [] net_rx_action+0x57/0x1fb
[824473.022141]  [] __do_softirq+0x5e/0xcd
[824473.022141]  [] ack_apic_level+0x12/0xd3
[824473.022141]  [] call_softirq+0x1c/0x28
[824473.022141]  [] do_softirq+0x2c/0x68
[824473.022141]  [] irq_exit+0x3f/0x85
[824473.022141]  [] do_IRQ+0x13c/0x15e
[824473.022141]  [] ret_from_intr+0x0/0xa
[824473.022141]