Jun  7 08:54:46 klaatu bluetoothd[1400]: HCI dev 0 down
Jun  7 08:54:46 klaatu bluetoothd[1400]: Adapter /org/bluez/1396/hci0 has been disabled
Jun  7 08:54:46 klaatu bluetoothd[1400]: HCI dev 0 unregistered
Jun  7 08:54:46 klaatu bluetoothd[1400]: Stopping hci0 event socket
Jun  7 08:54:46 klaatu bluetoothd[1400]: Unregister path: /org/bluez/1396/hci0
Jun  7 08:54:47 klaatu kernel: [136603.878055] Modules linked in: usblp iptable_filter ip_tables x_tables hid_magicmouse hidp nfs lockd fscache nfs_acl auth_rpcgss sunrpc rfcomm binfmt_misc sco bnep l2cap parport_pc ppdev vesafb snd_hda_codec_hdmi kvm_intel kvm joydev btusb bluetooth snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_pcm arc4 snd_seq_midi nvidia(P) iwlagn iwlcore dell_wmi sparse_keymap snd_rawmidi mac80211 snd_seq_midi_event uvcvideo snd_seq r852 videodev snd_timer snd_seq_device sm_common nand psmouse i7core_edac serio_raw edac_core v4l2_compat_ioctl32 nand_ids snd nand_ecc mtd cfg80211 soundcore snd_page_alloc video lp parport usbhid hid firewire_ohci firewire_core ahci e1000e sdhci_pci sdhci libahci crc_itu_t [last unloaded: ipmi_msghandler]
Jun  7 08:54:47 klaatu kernel: [136603.878229]  [<ffffffffa0c3a513>] ? hci_conn_add_sysfs+0x53/0x60 [bluetooth]
Jun  7 08:54:47 klaatu kernel: [136603.878241]  [<ffffffffa0c33ba5>] ? hci_conn_put_device+0x25/0x30 [bluetooth]
Jun  7 08:54:48 klaatu bluetoothd[1400]: HCI dev 0 registered
Jun  7 08:54:48 klaatu bluetoothd[1400]: Listening for HCI events on hci0
Jun  7 08:54:48 klaatu bluetoothd[1400]: HCI dev 0 up
Jun  7 08:54:49 klaatu bluetoothd[1400]: Adapter /org/bluez/1396/hci0 has been enabled
Jun  7 09:13:48 klaatu kernel: [137743.897469] sysfs: cannot create duplicate filename '/class/bluetooth/hci0:11'
Jun  7 09:13:48 klaatu kernel: [137743.897473] Modules linked in: usblp iptable_filter ip_tables x_tables hid_magicmouse hidp nfs lockd fscache nfs_acl auth_rpcgss sunrpc rfcomm binfmt_misc sco bnep l2cap parport_pc ppdev vesafb snd_hda_codec_hdmi kvm_intel kvm joydev btusb bluetooth snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_pcm arc4 snd_seq_midi nvidia(P) iwlagn iwlcore dell_wmi sparse_keymap snd_rawmidi mac80211 snd_seq_midi_event uvcvideo snd_seq r852 videodev snd_timer snd_seq_device sm_common nand psmouse i7core_edac serio_raw edac_core v4l2_compat_ioctl32 nand_ids snd nand_ecc mtd cfg80211 soundcore snd_page_alloc video lp parport usbhid hid firewire_ohci firewire_core ahci e1000e sdhci_pci sdhci libahci crc_itu_t [last unloaded: ipmi_msghandler]
Jun  7 09:13:48 klaatu kernel: [137743.897660]  [<ffffffffa0c3a330>] ? add_conn+0x0/0xe0 [bluetooth]
Jun  7 09:13:48 klaatu kernel: [137743.897673]  [<ffffffffa0c3a384>] ? add_conn+0x54/0xe0 [bluetooth]
Jun  7 09:13:48 klaatu kernel: [137744.053302] Modules linked in: usblp iptable_filter ip_tables x_tables hid_magicmouse hidp nfs lockd fscache nfs_acl auth_rpcgss sunrpc rfcomm binfmt_misc sco bnep l2cap parport_pc ppdev vesafb snd_hda_codec_hdmi kvm_intel kvm joydev btusb bluetooth snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_pcm arc4 snd_seq_midi nvidia(P) iwlagn iwlcore dell_wmi sparse_keymap snd_rawmidi mac80211 snd_seq_midi_event uvcvideo snd_seq r852 videodev snd_timer snd_seq_device sm_common nand psmouse i7core_edac serio_raw edac_core v4l2_compat_ioctl32 nand_ids snd nand_ecc mtd cfg80211 soundcore snd_page_alloc video lp parport usbhid hid firewire_ohci firewire_core ahci e1000e sdhci_pci sdhci libahci crc_itu_t [last unloaded: ipmi_msghandler]
Jun  7 09:13:48 klaatu kernel: [137744.053410] Pid: 1400, comm: bluetoothd Tainted: P        W   2.6.38-8-generic #42-Ubuntu Alienware M15x/      
Jun  7 09:13:48 klaatu kernel: [137744.053484] Process bluetoothd (pid: 1400, threadinfo ffff880111918000, task ffff88011190c4a0)