new paste kernel bug

feb 11 11:38:11 skuda kernel: ------------[ cut here ]------------
feb 11 11:38:11 skuda kernel: WARNING: at kernel/workqueue.c:1550 worker_enter_idle+0xd5/0x130()
feb 11 11:38:11 skuda kernel: Hardware name: System Product Name
feb 11 11:38:11 skuda kernel: Modules linked in: nls_utf8 udf crc_itu_t ses enclosure btusb tun pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdr
feb 11 11:38:11 skuda kernel:  thermal button msr acpi_cpufreq mperf processor coretemp pppoe pppox ppp_generic slhc nf_nat_snmp_basic nf_conntrack_sn
feb 11 11:38:11 skuda kernel: Pid: 7410, comm: kworker/0:1 Tainted: P           O 3.7.6-427-bfs #1
feb 11 11:38:11 skuda kernel: Call Trace:
feb 11 11:38:11 skuda kernel:  [<ffffffff8105751f>] warn_slowpath_common+0x7f/0xc0
feb 11 11:38:11 skuda kernel:  [<ffffffff8105757a>] warn_slowpath_null+0x1a/0x20
feb 11 11:38:11 skuda kernel:  [<ffffffff81072b95>] worker_enter_idle+0xd5/0x130
feb 11 11:38:11 skuda kernel:  [<ffffffff81076651>] worker_thread+0x1f1/0x400
feb 11 11:38:11 skuda kernel:  [<ffffffff814abb09>] ? preempt_schedule+0x49/0x70
feb 11 11:38:11 skuda kernel:  [<ffffffff81076460>] ? rescuer_thread+0x240/0x240
feb 11 11:38:11 skuda kernel:  [<ffffffff8107b180>] kthread+0xc0/0xd0
feb 11 11:38:11 skuda kernel:  [<ffffffff81010000>] ? perf_trace_xen_mmu_set_pte_at+0xb0/0x100
feb 11 11:38:11 skuda kernel:  [<ffffffff8107b0c0>] ? kthread_freezable_should_stop+0x70/0x70
feb 11 11:38:11 skuda kernel:  [<ffffffff814b42ac>] ret_from_fork+0x7c/0xb0
feb 11 11:38:11 skuda kernel:  [<ffffffff8107b0c0>] ? kthread_freezable_should_stop+0x70/0x70
feb 11 11:38:11 skuda kernel: ---[ end trace d14997b2cad56cc2 ]---
feb 11 11:41:44 skuda kernel: INFO: task xfce4-terminal:30024 blocked for more than 120 seconds.
feb 11 11:41:44 skuda kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
feb 11 11:41:44 skuda kernel: xfce4-terminal  D ffff8802d6444380     0 30024   6893 0x00000000
feb 11 11:41:44 skuda kernel:  ffff8802d664d908 0000000000000082 0000000000000000 ffff8802d664dfd8
feb 11 11:41:44 skuda kernel:  ffffffff81814420 ffff8802d664dfd8 ffff8802d664dfd8 ffff8802d664dfd8
feb 11 11:41:44 skuda kernel:  ffff8802d6444380 ffff8802d6445e80 ffff8802d664d868 0000000000000082
feb 11 11:41:44 skuda kernel: Call Trace:
feb 11 11:41:44 skuda kernel:  [<ffffffff81087d37>] ? pc_user_time+0xc7/0x180
feb 11 11:41:44 skuda kernel:  [<ffffffff8108add7>] ? update_cpu_clock+0x177/0x440
feb 11 11:41:44 skuda kernel:  [<ffffffff814a8d54>] schedule_timeout+0x1f4/0x260
feb 11 11:41:44 skuda kernel:  [<ffffffff814ab4d3>] ? schedule+0xbb3/0xf80
feb 11 11:41:44 skuda kernel:  [<ffffffff814aa63b>] wait_for_common+0xcb/0x160
feb 11 11:41:44 skuda kernel:  [<ffffffff8108b340>] ? try_to_wake_up+0x1f0/0x1f0
feb 11 11:41:44 skuda kernel:  [<ffffffff814aa6ed>] wait_for_completion+0x1d/0x20
feb 11 11:41:44 skuda kernel:  [<ffffffff810747db>] flush_work+0xeb/0x170
feb 11 11:41:44 skuda kernel:  [<ffffffff81072aa0>] ? cwq_activate_delayed_work+0xc0/0xc0
feb 11 11:41:44 skuda kernel:  [<ffffffff81300303>] ? tty_ioctl+0x833/0xb40
feb 11 11:41:44 skuda kernel:  [<ffffffff81307145>] tty_flush_to_ldisc+0x15/0x20
feb 11 11:41:44 skuda kernel:  [<ffffffff81300d66>] n_tty_poll+0x76/0x1b0
feb 11 11:41:44 skuda kernel:  [<ffffffff812fda02>] tty_poll+0x92/0xa0
feb 11 11:41:44 skuda kernel:  [<ffffffff81189196>] do_sys_poll+0x246/0x4b0
feb 11 11:41:44 skuda kernel:  [<ffffffff814a9b7e>] ? mutex_unlock+0xe/0x10
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff81187f10>] ? __pollwait+0xf0/0xf0
feb 11 11:41:44 skuda kernel:  [<ffffffff811881b2>] ? poll_select_set_timeout+0x72/0x90
feb 11 11:41:44 skuda kernel:  [<ffffffff811894db>] sys_poll+0x6b/0x100
feb 11 11:41:44 skuda kernel:  [<ffffffff814b435d>] system_call_fastpath+0x1a/0x1f