BUG: scheduling while atomic: swapper/0/0x10000100
Modules linked in: ppp_deflate zlib_deflate bsd_comp ppp_async crc_ccitt hidp hid rfcomm binfmt_misc sco ppdev bridge stp bnep l2cap vboxnetflt vboxnetadp vboxdrv rndis_wlan rndis_host cdc_ether cdc_phonet snd_hda_codec_realtek arc4 joydev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq iwlagn usbnet snd_timer snd_seq_device fbcon tileblit font iwlcore phonet mac80211 bitblit softcursor cdc_acm mii snd btusb bluetooth uvcvideo videodev v4l1_compat v4l2_compat_ioctl32 nvidia(P) vga16fb vgastate video cfg80211 psmouse serio_raw intel_agp output sony_laptop sdhci_pci soundcore snd_page_alloc sdhci led_class lp parport ohci1394 ieee1394 sky2
CPU 0:
Modules linked in: ppp_deflate zlib_deflate bsd_comp ppp_async crc_ccitt hidp hid rfcomm binfmt_misc sco ppdev bridge stp bnep l2cap vboxnetflt vboxnetadp vboxdrv rndis_wlan rndis_host cdc_ether cdc_phonet snd_hda_codec_realtek arc4 joydev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq iwlagn usbnet snd_timer snd_seq_device fbcon tileblit font iwlcore phonet mac80211 bitblit softcursor cdc_acm mii snd btusb bluetooth uvcvideo videodev v4l1_compat v4l2_compat_ioctl32 nvidia(P) vga16fb vgastate video cfg80211 psmouse serio_raw intel_agp output sony_laptop sdhci_pci soundcore snd_page_alloc sdhci led_class lp parport ohci1394 ieee1394 sky2
Pid: 0, comm: swapper Tainted: P           2.6.32-16-generic #25-Ubuntu VPCCW1FFX
RIP: 0010:[<ffffffff813088ac>]  [<ffffffff813088ac>] acpi_idle_enter_bm+0x283/0x2b7
RSP: 0018:ffffffff817ade88  EFLAGS: 00000296
RAX: 00000000000104d0 RBX: ffffffff817aded8 RCX: 000000236aff607d
RDX: ffff880028200000 RSI: 000000000000003c RDI: 000000236b0f32d6
RBP: ffffffff81013b4e R08: 0000000000000000 R09: 00000000000000bb
R10: 0000000000000000 R11: 00000000ffffc63a R12: ffffffff81559ae7
R13: ffffffff817ade28 R14: 00000000ffffffff R15: ffff88013b37b00c
FS:  0000000000000000(0000) GS:ffff880028200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00007faf90d31000 CR3: 0000000001001000 CR4: 00000000000406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 [<ffffffff813088a5>] ? acpi_idle_enter_bm+0x27c/0x2b7
 [<ffffffff8144cb87>] ? cpuidle_idle_call+0xa7/0x140
 [<ffffffff81011eb3>] ? cpu_idle+0xb3/0x110
 [<ffffffff815414eb>] ? rest_init+0x6b/0x80
 [<ffffffff8187ade5>] ? start_kernel+0x35c/0x365
 [<ffffffff8187a33a>] ? x86_64_start_reservations+0x125/0x129
 [<ffffffff8187a438>] ? x86_64_start_kernel+0xfa/0x109