[ 1.629037] input: Microsoft Microsoft\xffffffc2\xffffffae\xffffffae 2.4GHz Transceiver v7.0 as /devices/pci0000:00/0000:00:14.0/usb3/3-2/3-2:1.0/input/input4 [ 1.629075] hid-generic 0003:045E:0745.0001: input,hidraw0: USB HID v1.11 Keyboard [Microsoft Microsoft\xffffffc2\xffffffae\xffffffae 2.4GHz Transceiver v7.0] on usb-0000:00:14.0-2/input0 [ 1.629229] input: Microsoft Microsoft\xffffffc2\xffffffae\xffffffae 2.4GHz Transceiver v7.0 as /devices/pci0000:00/0000:00:14.0/usb3/3-2/3-2:1.1/input/input5 [ 1.629274] hid-generic 0003:045E:0745.0002: input,hidraw1: USB HID v1.11 Mouse [Microsoft Microsoft\xffffffc2\xffffffae\xffffffae 2.4GHz Transceiver v7.0] on usb-0000:00:14.0-2/input1 [ 1.638677] input: Microsoft Microsoft\xffffffc2\xffffffae\xffffffae 2.4GHz Transceiver v7.0 as /devices/pci0000:00/0000:00:14.0/usb3/3-2/3-2:1.2/input/input6 [ 1.638867] hid-generic 0003:045E:0745.0003: input,hiddev0,hidraw2: USB HID v1.11 Device [Microsoft Microsoft\xffffffc2\xffffffae\xffffffae 2.4GHz Transceiver v7.0] on usb-0000:00:14.0-2/input2 [ 15.924449] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X [ 15.924535] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 15.924700] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 15.962437] vboxdrv: module verification failed: signature and/or required key missing - tainting kernel [ 15.963641] vboxdrv: Found 4 processor cores. [ 15.963974] vboxdrv: fAsync=0 offMin=0x1b4 offMax=0x134e [ 15.964013] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'. [ 15.964014] vboxdrv: Successfully loaded version 4.3.14 (interface 0x001a0007). [ 16.172023] vboxpci: IOMMU not found (not registered) [ 19.430107] e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx [ 19.430135] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 33.604883] usb 3-11: new high-speed USB device number 6 using xhci_hcd [ 33.655158] usb 3-11: New USB device found, idVendor=045e, idProduct=0772 [ 33.655160] usb 3-11: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 33.655161] usb 3-11: Product: Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM) [ 33.655162] usb 3-11: Manufacturer: Microsoft [ 33.659346] hid-generic 0003:045E:0772.000A: hiddev0,hidraw9: USB HID v1.01 Device [Microsoft Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM)] on usb-0000:00:14.0-11/input4 [ 33.672791] Linux video capture interface: v2.00 [ 39.027154] 6:3:1: cannot get freq at ep 0x82 [ 39.085181] usbcore: registered new interface driver snd-usb-audio [ 39.085228] uvcvideo: Found UVC 1.00 device Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM) (045e:0772) [ 39.142760] input: Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM) as /devices/pci0000:00/0000:00:14.0/usb3/3-11/3-11:1.0/input/input27 [ 39.142876] usbcore: registered new interface driver uvcvideo [ 39.142877] USB Video Class driver (1.1.1) [ 44.513547] uvcvideo: Failed to set UVC probe control : -110 (exp. 26). [ 44.513556] 6:3:1: cannot get freq at ep 0x82 [ 44.513779] uvcvideo: Failed to set UVC probe control : -32 (exp. 26). [ 49.519337] 6:3:1: cannot get freq at ep 0x82 [ 49.519459] uvcvideo: Failed to query (130) UVC probe control : -32 (exp. 26). [ 54.925582] 6:3:1: cannot get freq at ep 0x82 [ 54.925701] uvcvideo: Failed to query (130) UVC probe control : -32 (exp. 26). [ 59.975424] 6:3:1: cannot get freq at ep 0x82 [ 59.975565] uvcvideo: Failed to query (130) UVC probe control : -32 (exp. 26). [ 316.559027] 6:3:1: cannot get freq at ep 0x82 [ 321.564763] 6:3:1: cannot get freq at ep 0x82 [ 957.745133] usb 3-11: USB disconnect, device number 6 [ 958.018393] usb 3-11: new high-speed USB device number 7 using xhci_hcd [ 958.068999] usb 3-11: New USB device found, idVendor=045e, idProduct=0772 [ 958.069008] usb 3-11: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 958.069013] usb 3-11: Product: Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM) [ 958.069017] usb 3-11: Manufacturer: Microsoft [ 958.070777] uvcvideo: Found UVC 1.00 device Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM) (045e:0772) [ 958.127723] input: Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM) as /devices/pci0000:00/0000:00:14.0/usb3/3-11/3-11:1.0/input/input28 [ 963.484665] 7:3:1: cannot get freq at ep 0x82 [ 963.545681] hid-generic 0003:045E:0772.000B: hiddev0,hidraw9: USB HID v1.01 Device [Microsoft Microsoft\xffffffc2\xffffffae\xffffffae LifeCam Studio(TM)] on usb-0000:00:14.0-11/input4 [ 968.927011] uvcvideo: Failed to set UVC probe control : -110 (exp. 26). [ 968.927031] 7:3:1: cannot get freq at ep 0x82 [ 968.927256] uvcvideo: Failed to set UVC probe control : -32 (exp. 26). [ 973.932828] 7:3:1: cannot get freq at ep 0x82 [ 973.932952] uvcvideo: Failed to query (130) UVC probe control : -32 (exp. 26). [ 979.343032] uvcvideo: Failed to set UVC probe control : -110 (exp. 26). [ 979.343045] 7:3:1: cannot get freq at ep 0x82 [ 979.343258] uvcvideo: Failed to set UVC probe control : -32 (exp. 26). [ 984.348874] uvcvideo: Failed to query (130) UVC probe control : -110 (exp. 26). [ 984.348894] 7:3:1: cannot get freq at ep 0x82 [ 984.349122] uvcvideo: Failed to set UVC probe control : -32 (exp. 26). [ 1001.801041] ------------[ cut here ]------------ [ 1001.801057] WARNING: CPU: 1 PID: 10986 at /build/buildd/linux-lts-trusty-3.13.0/fs/sysfs/group.c:214 sysfs_remove_group+0xe8/0xf0() [ 1001.801058] sysfs group ffffffff81caac00 not found for kobject 'event24' [ 1001.801059] Modules linked in: uvcvideo videobuf2_core videodev snd_usb_audio videobuf2_vmalloc videobuf2_memops snd_usbmidi_lib pci_stub vboxpci(OX) vboxnetadp(OX) vboxnetflt(OX) vboxdrv(OX) bnep rfcomm btusb bluetooth snd_hda_codec_hdmi joydev snd_hda_codec_realtek ppdev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event psmouse snd_seq serio_raw snd_timer lpc_ich snd_seq_device snd parport_pc soundcore snd_page_alloc mei_me mei mac_hid lp parport hid_generic usbhid hid radeon video e1000e ttm drm_kms_helper drm i2c_algo_bit ptp pps_core ahci libahci [ 1001.801080] CPU: 1 PID: 10986 Comm: gdbus Tainted: G OX 3.13.0-44-generic #73~precise1-Ubuntu [ 1001.801081] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./H87M Pro4, BIOS P2.20 07/04/2014 [ 1001.801082] 00000000000000d6 ffff8804049999c8 ffffffff817580b1 0000000000000007 [ 1001.801083] ffff880404999a18 ffff880404999a08 ffffffff8106afdc ffff8804049999f8 [ 1001.801085] ffffffff81caac00 ffff880402ad64c0 0000000000000000 ffff8804066d34d8 [ 1001.801086] Call Trace: [ 1001.801090] [] dump_stack+0x46/0x58 [ 1001.801093] [] warn_slowpath_common+0x8c/0xc0 [ 1001.801094] [] warn_slowpath_fmt+0x46/0x50 [ 1001.801096] [] ? sysfs_get_dirent_ns+0x59/0x80 [ 1001.801097] [] sysfs_remove_group+0xe8/0xf0 [ 1001.801100] [] dpm_sysfs_remove+0x40/0x50 [ 1001.801102] [] ? kbd_disconnect+0x26/0x30 [ 1001.801104] [] device_del+0x47/0x1a0 [ 1001.801107] [] evdev_disconnect+0x2e/0x70 [ 1001.801108] [] __input_unregister_device+0xc5/0x1a0 [ 1001.801110] [] input_unregister_device+0x55/0x80 [ 1001.801113] [] uvc_status_cleanup+0x46/0x50 [uvcvideo] [ 1001.801114] [] uvc_delete+0x2d/0x140 [uvcvideo] [ 1001.801115] [] uvc_release+0x2d/0x40 [uvcvideo] [ 1001.801119] [] v4l2_device_release+0xce/0x100 [videodev] [ 1001.801121] [] device_release+0x3e/0xc0 [ 1001.801122] [] ? uvc_v4l2_release+0x5d/0x110 [uvcvideo] [ 1001.801124] [] kobject_cleanup+0x82/0x1c0 [ 1001.801126] [] kobject_put+0x30/0x70 [ 1001.801127] [] put_device+0x17/0x20 [ 1001.801129] [] v4l2_release+0x53/0x80 [videodev] [ 1001.801132] [] __fput+0xbd/0x270 [ 1001.801133] [] ____fput+0xe/0x10 [ 1001.801135] [] task_work_run+0xc4/0xe0 [ 1001.801136] [] do_exit+0x196/0x480 [ 1001.801138] [] ? __dequeue_signal+0x6b/0xb0 [ 1001.801139] [] do_group_exit+0x44/0xa0 [ 1001.801141] [] get_signal_to_deliver+0x230/0x580 [ 1001.801143] [] do_signal+0x47/0x140 [ 1001.801145] [] ? try_to_wake_up+0x210/0x210 [ 1001.801146] [] ? vfs_read+0x108/0x180 [ 1001.801148] [] do_notify_resume+0xa2/0xd0 [ 1001.801150] [] int_signal+0x12/0x17 [ 1001.801151] ---[ end trace 82a7936b48c7af66 ]--- [ 1001.812987] ------------[ cut here ]------------ [ 1001.812993] WARNING: CPU: 2 PID: 10986 at /build/buildd/linux-lts-trusty-3.13.0/fs/sysfs/group.c:214 sysfs_remove_group+0xe8/0xf0() [ 1001.812994] sysfs group ffffffff81caac00 not found for kobject 'input27' [ 1001.812995] Modules linked in: uvcvideo videobuf2_core videodev snd_usb_audio videobuf2_vmalloc videobuf2_memops snd_usbmidi_lib pci_stub vboxpci(OX) vboxnetadp(OX) vboxnetflt(OX) vboxdrv(OX) bnep rfcomm btusb bluetooth snd_hda_codec_hdmi joydev snd_hda_codec_realtek ppdev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event psmouse snd_seq serio_raw snd_timer lpc_ich snd_seq_device snd parport_pc soundcore snd_page_alloc mei_me mei mac_hid lp parport hid_generic usbhid hid radeon video e1000e ttm drm_kms_helper drm i2c_algo_bit ptp pps_core ahci libahci [ 1001.813034] CPU: 2 PID: 10986 Comm: gdbus Tainted: G W OX 3.13.0-44-generic #73~precise1-Ubuntu [ 1001.813035] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./H87M Pro4, BIOS P2.20 07/04/2014 [ 1001.813036] 00000000000000d6 ffff8804049999f8 ffffffff817580b1 0000000000000007 [ 1001.813038] ffff880404999a48 ffff880404999a38 ffffffff8106afdc ffff880404999a28 [ 1001.813039] ffffffff81caac00 ffff880405c33a58 0000000000000000 ffff8804066d34d8 [ 1001.813040] Call Trace: [ 1001.813044] [] dump_stack+0x46/0x58 [ 1001.813047] [] warn_slowpath_common+0x8c/0xc0 [ 1001.813049] [] warn_slowpath_fmt+0x46/0x50 [ 1001.813050] [] ? sysfs_get_dirent_ns+0x59/0x80 [ 1001.813051] [] sysfs_remove_group+0xe8/0xf0 [ 1001.813054] [] dpm_sysfs_remove+0x40/0x50 [ 1001.813055] [] device_del+0x47/0x1a0 [ 1001.813058] [] __input_unregister_device+0x153/0x1a0 [ 1001.813059] [] input_unregister_device+0x55/0x80 [ 1001.813062] [] uvc_status_cleanup+0x46/0x50 [uvcvideo] [ 1001.813063] [] uvc_delete+0x2d/0x140 [uvcvideo] [ 1001.813065] [] uvc_release+0x2d/0x40 [uvcvideo] [ 1001.813068] [] v4l2_device_release+0xce/0x100 [videodev] [ 1001.813070] [] device_release+0x3e/0xc0 [ 1001.813071] [] ? uvc_v4l2_release+0x5d/0x110 [uvcvideo] [ 1001.813073] [] kobject_cleanup+0x82/0x1c0 [ 1001.813075] [] kobject_put+0x30/0x70 [ 1001.813076] [] put_device+0x17/0x20 [ 1001.813078] [] v4l2_release+0x53/0x80 [videodev] [ 1001.813080] [] __fput+0xbd/0x270 [ 1001.813081] [] ____fput+0xe/0x10 [ 1001.813083] [] task_work_run+0xc4/0xe0 [ 1001.813085] [] do_exit+0x196/0x480 [ 1001.813086] [] ? __dequeue_signal+0x6b/0xb0 [ 1001.813087] [] do_group_exit+0x44/0xa0 [ 1001.813089] [] get_signal_to_deliver+0x230/0x580 [ 1001.813091] [] do_signal+0x47/0x140 [ 1001.813093] [] ? try_to_wake_up+0x210/0x210 [ 1001.813094] [] ? vfs_read+0x108/0x180 [ 1001.813096] [] do_notify_resume+0xa2/0xd0 [ 1001.813098] [] int_signal+0x12/0x17 [ 1001.813099] ---[ end trace 82a7936b48c7af67 ]--- [ 1001.813104] ------------[ cut here ]------------ [ 1001.813105] WARNING: CPU: 2 PID: 10986 at /build/buildd/linux-lts-trusty-3.13.0/fs/sysfs/group.c:214 sysfs_remove_group+0xe8/0xf0() [ 1001.813106] sysfs group ffffffff81ccf520 not found for kobject 'input27' [ 1001.813106] Modules linked in: uvcvideo videobuf2_core videodev snd_usb_audio videobuf2_vmalloc videobuf2_memops snd_usbmidi_lib pci_stub vboxpci(OX) vboxnetadp(OX) vboxnetflt(OX) vboxdrv(OX) bnep rfcomm btusb bluetooth snd_hda_codec_hdmi joydev snd_hda_codec_realtek ppdev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event psmouse snd_seq serio_raw snd_timer lpc_ich snd_seq_device snd parport_pc soundcore snd_page_alloc mei_me mei mac_hid lp parport hid_generic usbhid hid radeon video e1000e ttm drm_kms_helper drm i2c_algo_bit ptp pps_core ahci libahci [ 1001.813119] CPU: 2 PID: 10986 Comm: gdbus Tainted: G W OX 3.13.0-44-generic #73~precise1-Ubuntu [ 1001.813120] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./H87M Pro4, BIOS P2.20 07/04/2014 [ 1001.813120] 00000000000000d6 ffff8804049999b8 ffffffff817580b1 0000000000000007 [ 1001.813121] ffff880404999a08 ffff8804049999f8 ffffffff8106afdc ffff8804049999e8 [ 1001.813122] ffffffff81ccf520 ffff880405c33a58 0000000000000000 ffffffff81ccf420 [ 1001.813124] Call Trace: [ 1001.813125] [] dump_stack+0x46/0x58 [ 1001.813127] [] warn_slowpath_common+0x8c/0xc0 [ 1001.813128] [] warn_slowpath_fmt+0x46/0x50 [ 1001.813129] [] ? sysfs_get_dirent_ns+0x59/0x80 [ 1001.813131] [] sysfs_remove_group+0xe8/0xf0 [ 1001.813132] [] sysfs_remove_groups+0x3b/0x60 [ 1001.813133] [] device_remove_attrs+0x5b/0x80 [ 1001.813134] [] device_del+0x110/0x1a0 [ 1001.813136] [] __input_unregister_device+0x153/0x1a0 [ 1001.813137] [] input_unregister_device+0x55/0x80 [ 1001.813139] [] uvc_status_cleanup+0x46/0x50 [uvcvideo] [ 1001.813140] [] uvc_delete+0x2d/0x140 [uvcvideo] [ 1001.813142] [] uvc_release+0x2d/0x40 [uvcvideo] [ 1001.813144] [] v4l2_device_release+0xce/0x100 [videodev] [ 1001.813145] [] device_release+0x3e/0xc0 [ 1001.813147] [] ? uvc_v4l2_release+0x5d/0x110 [uvcvideo] [ 1001.813148] [] kobject_cleanup+0x82/0x1c0 [ 1001.813149] [] kobject_put+0x30/0x70 [ 1001.813150] [] put_device+0x17/0x20 [ 1001.813152] [] v4l2_release+0x53/0x80 [videodev] [ 1001.813153] [] __fput+0xbd/0x270 [ 1001.813155] [] ____fput+0xe/0x10 [ 1001.813156] [] task_work_run+0xc4/0xe0 [ 1001.813157] [] do_exit+0x196/0x480 [ 1001.813159] [] ? __dequeue_signal+0x6b/0xb0 [ 1001.813160] [] do_group_exit+0x44/0xa0 [ 1001.813161] [] get_signal_to_deliver+0x230/0x580 [ 1001.813163] [] do_signal+0x47/0x140 [ 1001.813164] [] ? try_to_wake_up+0x210/0x210 [ 1001.813166] [] ? vfs_read+0x108/0x180 [ 1001.813167] [] do_notify_resume+0xa2/0xd0 [ 1001.813168] [] int_signal+0x12/0x17 [ 1001.813169] ---[ end trace 82a7936b48c7af68 ]--- [ 1001.813170] ------------[ cut here ]------------ [ 1001.813171] WARNING: CPU: 2 PID: 10986 at /build/buildd/linux-lts-trusty-3.13.0/fs/sysfs/group.c:214 sysfs_remove_group+0xe8/0xf0() [ 1001.813171] sysfs group ffffffff81ccf540 not found for kobject 'input27' [ 1001.813172] Modules linked in: uvcvideo videobuf2_core videodev snd_usb_audio videobuf2_vmalloc videobuf2_memops snd_usbmidi_lib pci_stub vboxpci(OX) vboxnetadp(OX) vboxnetflt(OX) vboxdrv(OX) bnep rfcomm btusb bluetooth snd_hda_codec_hdmi joydev snd_hda_codec_realtek ppdev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event psmouse snd_seq serio_raw snd_timer lpc_ich snd_seq_device snd parport_pc soundcore snd_page_alloc mei_me mei mac_hid lp parport hid_generic usbhid hid radeon video e1000e ttm drm_kms_helper drm i2c_algo_bit ptp pps_core ahci libahci [ 1001.813184] CPU: 2 PID: 10986 Comm: gdbus Tainted: G W OX 3.13.0-44-generic #73~precise1-Ubuntu [ 1001.813184] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./H87M Pro4, BIOS P2.20 07/04/2014 [ 1001.813185] 00000000000000d6 ffff8804049999b8 ffffffff817580b1 0000000000000007 [ 1001.813186] ffff880404999a08 ffff8804049999f8 ffffffff8106afdc ffff8804049999e8 [ 1001.813187] ffffffff81ccf540 ffff880405c33a58 0000000000000000 ffffffff81ccf420 [ 1001.813188] Call Trace: [ 1001.813190] [] dump_stack+0x46/0x58 [ 1001.813191] [] warn_slowpath_common+0x8c/0xc0 [ 1001.813193] [] warn_slowpath_fmt+0x46/0x50 [ 1001.813194] [] ? sysfs_get_dirent_ns+0x59/0x80 [ 1001.813195] [] sysfs_remove_group+0xe8/0xf0 [ 1001.813196] [] sysfs_remove_groups+0x3b/0x60 [ 1001.813197] [] device_remove_attrs+0x5b/0x80 [ 1001.813199] [] device_del+0x110/0x1a0 [ 1001.813200] [] __input_unregister_device+0x153/0x1a0 [ 1001.813201] [] input_unregister_device+0x55/0x80 [ 1001.813203] [] uvc_status_cleanup+0x46/0x50 [uvcvideo] [ 1001.813204] [] uvc_delete+0x2d/0x140 [uvcvideo] [ 1001.813206] [] uvc_release+0x2d/0x40 [uvcvideo] [ 1001.813208] [] v4l2_device_release+0xce/0x100 [videodev] [ 1001.813209] [] device_release+0x3e/0xc0 [ 1001.813211] [] ? uvc_v4l2_release+0x5d/0x110 [uvcvideo] [ 1001.813212] [] kobject_cleanup+0x82/0x1c0 [ 1001.813213] [] kobject_put+0x30/0x70 [ 1001.813214] [] put_device+0x17/0x20 [ 1001.813216] [] v4l2_release+0x53/0x80 [videodev] [ 1001.813217] [] __fput+0xbd/0x270 [ 1001.813219] [] ____fput+0xe/0x10 [ 1001.813220] [] task_work_run+0xc4/0xe0 [ 1001.813221] [] do_exit+0x196/0x480 [ 1001.813222] [] ? __dequeue_signal+0x6b/0xb0 [ 1001.813223] [] do_group_exit+0x44/0xa0 [ 1001.813225] [] get_signal_to_deliver+0x230/0x580 [ 1001.813226] [] do_signal+0x47/0x140 [ 1001.813228] [] ? try_to_wake_up+0x210/0x210 [ 1001.813230] [] ? vfs_read+0x108/0x180 [ 1001.813231] [] do_notify_resume+0xa2/0xd0 [ 1001.813232] [] int_signal+0x12/0x17 [ 1001.813233] ---[ end trace 82a7936b48c7af69 ]--- [ 1006.711630] usb 3-11: USB disconnect, device number 7 [ 3707.317544] show_signal_msg: 147 callbacks suppressed [ 3707.317547] wingpanel[3476]: segfault at ad ip 00007fafcc4af211 sp 00007fffba7e8708 error 4 in libc-2.15.so[7fafcc34c000+1b5000]