[   11.817309] HDA Intel 0000:00:1b.0: PCI->APIC IRQ transform: INT A -> IRQ 22
[   11.817315] hda_intel: probe_mask set to 0x3 for device 1179:ff00
[   11.817350] HDA Intel 0000:00:1b.0: setting latency timer to 64
[   11.889474] hda_codec: Unknown model for ALC268, trying auto-probe from BIOS...
[   11.889550] input: HDA Digital PCBeep as /devices/pci0000:00/0000:00:1b.0/input/input5
[   11.930076] HDA Intel 0000:01:00.1: PCI->APIC IRQ transform: INT B -> IRQ 17
[   11.930102] HDA Intel 0000:01:00.1: setting latency timer to 64
[   14.609980] r8169: eth0: link down
[   14.610193] ADDRCONF(NETDEV_UP): eth0: link is not ready
[   15.016310] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   17.423848] cfg80211: Found new beacon on frequency: 2472 MHz (Ch 13) on phy0
[   17.456015] vboxdrv: Trying to deactivate the NMI watchdog permanently...
[   17.456018] vboxdrv: Successfully done.
[   17.456020] vboxdrv: Found 2 processor cores.
[   17.456091] vboxdrv: fAsync=0 offMin=0x1b8 offMax=0x6e0
[   17.456134] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[   17.456137] vboxdrv: Successfully loaded version 3.0.10 (interface 0x000e0001).
[   18.557956] ppdev: user-space parallel port driver
[   18.591320] [fglrx] ACPI is disabled on this system
[   18.910097]   alloc irq_desc for 31 on node -1
[   18.910101]   alloc kstat_irqs on node -1
[   18.910116] fglrx_pci 0000:01:00.0: irq 31 for MSI/MSI-X
[   18.910787] [fglrx] Firegl kernel thread PID: 1502
[   19.492464] [fglrx] Gart USWC size:785 M.
[   19.492468] [fglrx] Gart cacheable size:310 M.
[   19.492473] [fglrx] Reserved FB block: Shared offset:0, size:1000000 
[   19.492476] [fglrx] Reserved FB block: Unshared offset:7d84000, size:277000 
[   19.492479] [fglrx] Reserved FB block: Unshared offset:7ffb000, size:5000 
[   26.829869] hda-intel: IRQ timing workaround is activated for card #1. Suggest a bigger bdl_pos_adj.
[   50.193374] wlan0: authenticate with AP 00:1f:3f:d5:f8:1e
[   50.195666] wlan0: authenticated
[   50.195671] wlan0: associate with AP 00:1f:3f:d5:f8:1e
[   50.200786] wlan0: RX AssocResp from 00:1f:3f:d5:f8:1e (capab=0x411 status=0 aid=1)
[   50.200789] wlan0: associated
[   50.201392] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   50.320516] padlock: VIA PadLock not detected.
[   50.441819] warning: `VirtualBox' uses 32-bit capabilities (legacy support in use)
[   60.476010] wlan0: no IPv6 routers present
[  180.596373] BUG: Bad page state in process VirtualBox  pfn:5d7a0
[  180.596379] page:c1baf400 flags:80000001 count:0 mapcount:0 mapping:(null) index:0
[  180.596384] Pid: 4451, comm: VirtualBox Tainted: P           2.6.31-14-generic #48-Ubuntu
[  180.596387] Call Trace:
[  180.596396]  [<c056e41c>] ? printk+0x18/0x1c
[  180.596403]  [<c01b731c>] bad_page+0xcc/0x120
[  180.596407]  [<c01b78b6>] prep_new_page+0x26/0x120
[  180.596411]  [<c01b7e2d>] get_page_from_freelist+0x1bd/0x360
[  180.596415]  [<c01b8500>] __alloc_pages_nodemask+0xb0/0x120
[  180.596419]  [<c01b21a9>] __page_cache_alloc+0x19/0x20
[  180.596423]  [<c01b479a>] grab_cache_page_write_begin+0x5a/0xa0
[  180.596428]  [<c02686e0>] ext4_da_write_begin+0x120/0x300
[  180.596431]  [<c0268097>] ? ext4_da_write_end+0xf7/0x350
[  180.596435]  [<c01b26c9>] generic_perform_write+0xa9/0x190
[  180.596439]  [<c01b33fd>] generic_file_buffered_write+0x5d/0x150
[  180.596443]  [<c01b4da3>] __generic_file_aio_write_nolock+0x1f3/0x510
[  180.596448]  [<c01b51d9>] generic_file_aio_write+0x59/0xd0
[  180.596453]  [<c025f20c>] ext4_file_write+0x4c/0x180
[  180.596457]  [<c01e71bc>] do_sync_write+0xbc/0x100
[  180.596462]  [<c015c280>] ? autoremove_wake_function+0x0/0x40
[  180.596466]  [<c016bf8c>] ? futex_wake+0xec/0x110
[  180.596472]  [<c02c7acf>] ? security_file_permission+0xf/0x20
[  180.596475]  [<c01e735f>] ? rw_verify_area+0x5f/0xe0
[  180.596479]  [<c01e747a>] vfs_write+0x9a/0x190
[  180.596483]  [<c0318e24>] ? copy_to_user+0x34/0x120
[  180.596486]  [<c01e7100>] ? do_sync_write+0x0/0x100
[  180.596490]  [<c01e7f3d>] sys_write+0x3d/0x70
[  180.596494]  [<c010336c>] syscall_call+0x7/0xb