dmesg

[    0.461293] pci 0000:03:00.0: no compatible bridge window for [mem 0xffff0000-0xffffffff pref]
[    0.461321] pci 0000:00:1c.1: BAR 15: assigned [mem 0xbfb00000-0xbfbfffff pref]
[    0.461323] pci 0000:01:00.0: BAR 6: can't assign mem pref (size 0x80000)
[    0.461325] pci 0000:00:01.0: PCI bridge to [bus 01]
[    0.461328] pci 0000:00:01.0:   bridge window [io  0x3000-0x3fff]
[    0.461330] pci 0000:00:01.0:   bridge window [mem 0xd2000000-0xd2ffffff]
[    0.461333] pci 0000:00:01.0:   bridge window [mem 0xc0000000-0xd1ffffff 64bit pref]
[    0.461336] pci 0000:00:1c.0: PCI bridge to [bus 02]
[    0.461339] pci 0000:00:1c.0:   bridge window [io  0x2000-0x2fff]
[    0.461344] pci 0000:00:1c.0:   bridge window [mem 0xd3500000-0xd35fffff]
[    0.461354] pci 0000:03:00.0: BAR 6: assigned [mem 0xbfb00000-0xbfb0ffff pref]
[    0.461355] pci 0000:00:1c.1: PCI bridge to [bus 03]
[    0.461361] pci 0000:00:1c.1:   bridge window [mem 0xd3400000-0xd34fffff]
[    0.461365] pci 0000:00:1c.1:   bridge window [mem 0xbfb00000-0xbfbfffff pref]
[    0.461372] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7]
[    0.461373] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff]
[    0.461375] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]
[    0.461377] pci_bus 0000:00: resource 7 [mem 0xbfa00000-0xfeafffff]
[    0.461378] pci_bus 0000:01: resource 0 [io  0x3000-0x3fff]
[    0.461380] pci_bus 0000:01: resource 1 [mem 0xd2000000-0xd2ffffff]
[    0.461382] pci_bus 0000:01: resource 2 [mem 0xc0000000-0xd1ffffff 64bit pref]
[    0.461383] pci_bus 0000:02: resource 0 [io  0x2000-0x2fff]
[    0.461385] pci_bus 0000:02: resource 1 [mem 0xd3500000-0xd35fffff]
[    0.461387] pci_bus 0000:03: resource 1 [mem 0xd3400000-0xd34fffff]
[    0.461388] pci_bus 0000:03: resource 2 [mem 0xbfb00000-0xbfbfffff pref]
[    0.461413] NET: Registered protocol family 2
[    0.461547] TCP established hash table entries: 32768 (order: 6, 262144 bytes)
[    0.461620] TCP bind hash table entries: 32768 (order: 7, 524288 bytes)
[    0.461702] TCP: Hash tables configured (established 32768 bind 32768)
[    0.461717] TCP: reno registered
[    0.461725] UDP hash table entries: 2048 (order: 4, 65536 bytes)
[    0.461740] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes)
[    0.461791] NET: Registered protocol family 1
[    0.461801] pci 0000:00:02.0: Boot video device
[    2.064615] pci 0000:00:1a.0: EHCI: BIOS handoff failed (BIOS bug?) 01010001
[    3.666444] pci 0000:00:1d.0: EHCI: BIOS handoff failed (BIOS bug?) 01010001
[    3.666649] pci 0000:02:00.0: set MSI_INTX_DISABLE_BUG flag
[    3.666661] PCI: CLS 64 bytes, default 64
[    3.666713] Trying to unpack rootfs image as initramfs...
[    4.073848] Freeing initrd memory: 27680K (ffff8800349e0000 - ffff8800364e8000)
[    4.073853] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[    4.073855] software IO TLB [mem 0xb6abf000-0xbaabf000] (64MB) mapped at [ffff8800b6abf000-ffff8800baabefff]
[    4.073925] Simple Boot Flag at 0x44 set to 0x1
[    4.074083] microcode: CPU0 sig=0x306a9, pf=0x10, revision=0x15
[    4.074089] microcode: CPU1 sig=0x306a9, pf=0x10, revision=0x15
[    4.074096] microcode: CPU2 sig=0x306a9, pf=0x10, revision=0x15
[    4.074104] microcode: CPU3 sig=0x306a9, pf=0x10, revision=0x15
[    4.074151] microcode: Microcode Update Driver: v2.00 <[email protected]>, Peter Oruba
[    4.074152] Scanning for low memory corruption every 60 seconds
[    4.074394] Initialise system trusted keyring
[    4.074428] audit: initializing netlink socket (disabled)
[    4.074438] type=2000 audit(1415567983.052:1): initialized
[    4.099337] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[    4.100307] VFS: Disk quotas dquot_6.5.2
[    4.100338] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    4.100665] fuse init (API version 7.22)
[    4.100720] msgmni has been set to 7638
[    4.100760] Key type big_key registered
[    4.101105] Key type asymmetric registered
[    4.101107] Asymmetric key parser 'x509' registered
[    4.101130] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
[    4.101162] io scheduler noop registered
[    4.101165] io scheduler deadline registered (default)
[    4.101183] io scheduler cfq registered
[    4.101336] pcieport 0000:00:01.0: irq 40 for MSI/MSI-X
[    4.101598] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[    4.101608] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[    4.101642] intel_idle: MWAIT substates: 0x21120
[    4.101644] intel_idle: v0.4 model 0x3A
[    4.101645] intel_idle: lapic_timer_reliable_states 0xffffffff
[    4.101728] ipmi message handler version 39.2
[    4.101798] ACPI: AC Adapter [ACAD] (on-line)
[    4.101874] input: Power Button as /devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/PNP0C0C:00/input/input0
[    4.101877] ACPI: Power Button [PWRB]
[    4.101902] input: Sleep Button as /devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/PNP0C0E:00/input/input1
[    4.101904] ACPI: Sleep Button [SLPB]
[    4.101940] input: Lid Switch as /devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input2
[    4.101957] ACPI: Lid Switch [LID0]
[    4.101981] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input3
[    4.101983] ACPI: Power Button [PWRF]
[    4.601522] thermal LNXTHERM:00: registered as thermal_zone0
[    4.601525] ACPI: Thermal Zone [TZ00] (52 C)
[    4.601557] GHES: HEST is not enabled!
[    4.601641] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
[    4.679645] ACPI: Battery Slot [BAT1] (battery present)
[    4.679729] Linux agpgart interface v0.103
[    4.680905] brd: module loaded
[    4.681428] loop: module loaded
[    4.681687] libphy: Fixed MDIO Bus: probed
[    4.681749] tun: Universal TUN/TAP device driver, 1.6
[    4.681750] tun: (C) 1999-2004 Max Krasnyansky <[email protected]>
[    4.681790] PPP generic driver version 2.4.2
[    4.681824] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    4.681827] ehci-pci: EHCI PCI platform driver
[    4.681932] ehci-pci 0000:00:1a.0: EHCI Host Controller
[    4.681940] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 1
[    4.681954] ehci-pci 0000:00:1a.0: debug port 2
[    4.685853] ehci-pci 0000:00:1a.0: cache line size of 64 is not supported
[    4.685876] ehci-pci 0000:00:1a.0: irq 16, io mem 0xd3619000
[    4.695615] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
[    4.695651] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[    4.695653] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    4.695655] usb usb1: Product: EHCI Host Controller
[    4.695656] usb usb1: Manufacturer: Linux 3.13.0-24-generic ehci_hcd
[    4.695657] usb usb1: SerialNumber: 0000:00:1a.0
[    4.695744] hub 1-0:1.0: USB hub found
[    4.695750] hub 1-0:1.0: 2 ports detected
[    4.695913] ehci-pci 0000:00:1d.0: EHCI Host Controller
[    4.695917] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 2
[    4.695928] ehci-pci 0000:00:1d.0: debug port 2
[    4.699845] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported
[    4.699865] ehci-pci 0000:00:1d.0: irq 23, io mem 0xd3618000
[    4.711633] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
[    4.711661] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[    4.711663] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    4.711664] usb usb2: Product: EHCI Host Controller
[    4.711666] usb usb2: Manufacturer: Linux 3.13.0-24-generic ehci_hcd
[    4.711667] usb usb2: SerialNumber: 0000:00:1d.0
[    4.711775] hub 2-0:1.0: USB hub found
[    4.711780] hub 2-0:1.0: 2 ports detected
[    4.711850] ehci-platform: EHCI generic platform driver
[    4.711856] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    4.711857] ohci-pci: OHCI PCI platform driver
[    4.711863] ohci-platform: OHCI generic platform driver
[    4.711868] uhci_hcd: USB Universal Host Controller Interface driver
[    4.711971] xhci_hcd 0000:00:14.0: xHCI Host Controller
[    4.711975] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 3
[    4.712069] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
[    4.712089] xhci_hcd 0000:00:14.0: irq 41 for MSI/MSI-X
[    4.712150] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
[    4.712152] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    4.712153] usb usb3: Product: xHCI Host Controller
[    4.712155] usb usb3: Manufacturer: Linux 3.13.0-24-generic xhci_hcd
[    4.712156] usb usb3: SerialNumber: 0000:00:14.0
[    4.712256] hub 3-0:1.0: USB hub found
[    4.712266] hub 3-0:1.0: 4 ports detected
[    4.712535] xhci_hcd 0000:00:14.0: xHCI Host Controller
[    4.712538] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 4
[    4.712573] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003
[    4.712575] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    4.712577] usb usb4: Product: xHCI Host Controller
[    4.712578] usb usb4: Manufacturer: Linux 3.13.0-24-generic xhci_hcd
[    4.712579] usb usb4: SerialNumber: 0000:00:14.0
[    4.712677] hub 4-0:1.0: USB hub found
[    4.712687] hub 4-0:1.0: 4 ports detected
[    4.719779] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:MSS0] at 0x60,0x64 irq 1,12
[    4.735895] serio: i8042 KBD port at 0x60,0x64 irq 1
[    4.735900] serio: i8042 AUX port at 0x60,0x64 irq 12
[    4.736118] mousedev: PS/2 mouse device common for all mice
[    4.736376] rtc_cmos 00:05: RTC can wake from S4
[    4.736519] rtc_cmos 00:05: rtc core: registered rtc_cmos as rtc0
[    4.736549] rtc_cmos 00:05: alarms up to one month, 242 bytes nvram, hpet irqs
[    4.736592] device-mapper: uevent: version 1.0.3
[    4.736671] device-mapper: ioctl: 4.27.0-ioctl (2013-10-30) initialised: [email protected]
[    4.736677] ledtrig-cpu: registered to indicate activity on CPUs
[    4.736758] TCP: cubic registered
[    4.736818] NET: Registered protocol family 10
[    4.736950] NET: Registered protocol family 17
[    4.736959] Key type dns_resolver registered
[    4.737220] Loading compiled-in X.509 certificates
[    4.738030] Loaded X.509 cert 'Magrathea: Glacier signing key: 69b0d0a79b85d90621706e8d06604d730b359fc0'
[    4.738040] registered taskstats version 1
[    4.740291] Key type trusted registered
[    4.742178] Key type encrypted registered
[    4.743955] AppArmor: AppArmor sha1 policy hashing enabled
[    4.743958] IMA: No TPM chip found, activating TPM-bypass!
[    4.744306] regulator-dummy: disabling
[    4.744388]   Magic number: 6:207:348
[    4.744469] rtc_cmos 00:05: setting system clock to 2014-11-09 21:19:44 UTC (1415567984)
[    4.745044] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[    4.745046] EDD information not available.
[    4.745087] PM: Hibernation image not present or could not be loaded.
[    4.745861] Freeing unused kernel memory: 1332K (ffffffff81d1e000 - ffffffff81e6b000)
[    4.745862] Write protecting the kernel read-only data: 12288k
[    4.747802] Freeing unused kernel memory: 844K (ffff88000172d000 - ffff880001800000)
[    4.749453] Freeing unused kernel memory: 708K (ffff880001b4f000 - ffff880001c00000)
[    4.752867] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input4
[    4.763037] systemd-udevd[124]: starting version 204
[    4.782028] [drm] Initialized drm 1.1.0 20060810
[    4.782547] ahci 0000:00:1f.2: version 3.0
[    4.782723] ahci 0000:00:1f.2: irq 42 for MSI/MSI-X
[    4.782759] ahci 0000:00:1f.2: SSS flag set, parallel bus scan disabled
[    4.795764] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x5 impl SATA mode
[    4.795770] ahci 0000:00:1f.2: flags: 64bit ncq stag pm led clo pio slum part ems apst
[    4.807566] alx 0000:02:00.0 eth0: Qualcomm Atheros AR816x/AR817x Ethernet [20:89:84:8d:19:82]
[    4.807726] scsi0 : ahci
[    4.807978] scsi1 : ahci
[    4.808058] scsi2 : ahci
[    4.808131] scsi3 : ahci
[    4.808204] scsi4 : ahci
[    4.808275] scsi5 : ahci
[    4.808328] ata1: SATA max UDMA/133 abar m2048@0xd3617000 port 0xd3617100 irq 42
[    4.808331] ata2: DUMMY
[    4.808334] ata3: SATA max UDMA/133 abar m2048@0xd3617000 port 0xd3617200 irq 42
[    4.808336] ata4: DUMMY
[    4.808337] ata5: DUMMY
[    4.808339] ata6: DUMMY
[    4.813048] [drm] Memory usable by graphics device = 2048M
[    4.867925] i915 0000:00:02.0: irq 43 for MSI/MSI-X
[    4.867939] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    4.867941] [drm] Driver supports precise vblank timestamp query.
[    4.868055] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
[    4.913851] fbcon: inteldrmfb (fb0) is primary device
[    5.008074] usb 1-1: new high-speed USB device number 2 using ehci-pci
[    5.072123] tsc: Refined TSC clocksource calibration: 2494.334 MHz
[    5.128183] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[    5.129492] ata1.00: ATA-8: HGST HTS545050A7E380, GG2ZBD90, max UDMA/133
[    5.129493] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
[    5.130840] ata1.00: configured for UDMA/133
[    5.131045] scsi 0:0:0:0: Direct-Access     ATA      HGST HTS545050A7 GG2Z PQ: 0 ANSI: 5
[    5.131272] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
[    5.131275] sd 0:0:0:0: [sda] 4096-byte physical blocks
[    5.131341] sd 0:0:0:0: Attached scsi generic sg0 type 0
[    5.131473] sd 0:0:0:0: [sda] Write Protect is off
[    5.131476] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[    5.131503] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    5.140518] usb 1-1: New USB device found, idVendor=8087, idProduct=0024
[    5.140520] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    5.140737] hub 1-1:1.0: USB hub found
[    5.140821] hub 1-1:1.0: 6 ports detected
[    5.173384]  sda: sda1 < sda5 > sda2 sda3
[    5.174087] sd 0:0:0:0: [sda] Attached SCSI disk
[    5.252306] usb 2-1: new high-speed USB device number 2 using ehci-pci
[    5.385024] usb 2-1: New USB device found, idVendor=8087, idProduct=0024
[    5.385026] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    5.385296] hub 2-1:1.0: USB hub found
[    5.385355] hub 2-1:1.0: 6 ports detected
[    5.448553] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[    5.456737] usb 1-1.2: new high-speed USB device number 3 using ehci-pci
[    5.463862] ata3.00: ATAPI: MATSHITA DVD-RAM UJ8D1, 8.10, max UDMA/100
[    5.476994] ata3.00: configured for UDMA/100
[    5.483624] scsi 2:0:0:0: CD-ROM            MATSHITA DVD-RAM UJ8D1    8.10 PQ: 0 ANSI: 5
[    5.491945] sr0: scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda tray
[    5.491947] cdrom: Uniform CD-ROM driver Revision: 3.20
[    5.492127] sr 2:0:0:0: Attached scsi CD-ROM sr0
[    5.492267] sr 2:0:0:0: Attached scsi generic sg1 type 5
[    5.549106] usb 1-1.2: New USB device found, idVendor=058f, idProduct=6254
[    5.549107] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    5.549498] hub 1-1.2:1.0: USB hub found
[    5.549690] hub 1-1.2:1.0: 4 ports detected
[    5.624742] usb 1-1.3: new full-speed USB device number 4 using ehci-pci
[    5.671226] Console: switching to colour frame buffer device 170x48
[    5.673666] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[    5.673667] i915 0000:00:02.0: registered panic notifier
[    5.673825] [Firmware Bug]: ACPI(PEGP) defines _DOD but not _DOS
[    5.673949] ACPI: Video Device [PEGP] (multi-head: yes  rom: yes  post: no)
[    5.676414] acpi device:38: registered as cooling_device4
[    5.676457] input: Video Bus as /devices/LNXSYSTM:00/device:00/PNP0A08:00/device:36/LNXVIDEO:00/input/input7
[    5.701343] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
[    5.702791] acpi device:44: registered as cooling_device5
[    5.702847] input: Video Bus as /devices/LNXSYSTM:00/device:00/PNP0A08:00/LNXVIDEO:01/input/input8
[    5.702921] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
[    5.719008] usb 1-1.3: New USB device found, idVendor=0cf3, idProduct=3004
[    5.719023] usb 1-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[    5.719025] usb 1-1.3: Product: Bluetooth USB Host Controller
[    5.719026] usb 1-1.3: Manufacturer: Atheros Communications
[    5.719028] usb 1-1.3: SerialNumber: Alaska Day 2006
[    5.788934] usb 1-1.4: new high-speed USB device number 5 using ehci-pci
[    5.881907] usb 1-1.4: New USB device found, idVendor=0bda, idProduct=0129
[    5.881912] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[    5.881914] usb 1-1.4: Product: USB2.0-CRW
[    5.881917] usb 1-1.4: Manufacturer: Generic
[    5.881919] usb 1-1.4: SerialNumber: 20100201396000000
[    5.946339] psmouse serio1: synaptics: Touchpad model: 1, fw: 7.5, id: 0x1e0b1, caps: 0xd00073/0x240000/0xa0400, board id: 1695, fw id: 739436
[    5.953862] usb 2-1.6: new high-speed USB device number 3 using ehci-pci
[    6.015203] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input6
[    6.064193] usb 2-1.6: New USB device found, idVendor=5986, idProduct=0294
[    6.064197] usb 2-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    6.064199] usb 2-1.6: Product: Lenovo EasyCamera
[    6.064200] usb 2-1.6: Manufacturer: Bison Corp.
[    6.073418] Switched to clocksource tsc
[    6.153541] usb 1-1.2.1: new full-speed USB device number 6 using ehci-pci
[    6.187913] EXT4-fs (sda5): mounted filesystem with ordered data mode. Opts: (null)
[    6.264841] usb 1-1.2.1: New USB device found, idVendor=1ea7, idProduct=0011
[    6.264845] usb 1-1.2.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[    6.264847] usb 1-1.2.1: Product: USB Mouse
[    6.353575] usb 1-1.2.3: new low-speed USB device number 7 using ehci-pci
[    6.483280] usb 1-1.2.3: New USB device found, idVendor=09da, idProduct=0260
[    6.483284] usb 1-1.2.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    6.483286] usb 1-1.2.3: Product: USB Keyboard
[    6.483288] usb 1-1.2.3: Manufacturer:
[    6.569999] usb 1-1.2.4: new high-speed USB device number 8 using ehci-pci
[    6.651026] random: nonblocking pool is initialized
[    6.752916] usb 1-1.2.4: New USB device found, idVendor=046d, idProduct=082b
[    6.752920] usb 1-1.2.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    6.752922] usb 1-1.2.4: Product: Webcam C170
[    6.752923] usb 1-1.2.4: Manufacturer:
[    6.834439] [drm] Enabling RC6 states: RC6 on, RC6p on, RC6pp off
[   16.399928] Adding 4882428k swap on /dev/sda2.  Priority:-1 extents:1 across:4882428k FS
[   16.446922] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   16.593523] systemd-udevd[384]: starting version 204
[   16.729232] lp: driver loaded but no devices found
[   16.734616] ppdev: user-space parallel port driver
[   16.768660] input: Ideapad extra buttons as /devices/platform/VPC2004:00/input/input9
[   16.788957] mei_me 0000:00:16.0: irq 44 for MSI/MSI-X
[   16.799797] nvidia: module license 'NVIDIA' taints kernel.
[   16.799802] Disabling lock debugging due to kernel taint
[   16.805373] nvidia: module verification failed: signature and/or  required key missing - tainting kernel
[   16.811719] cfg80211: Calling CRDA to update world regulatory domain
[   16.811799] ACPI Warning: 0x0000000000000428-0x000000000000042f SystemIO conflicts with Region \PMIO 1 (20131115/utaddress-251)
[   16.811805] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[   16.811809] ACPI Warning: 0x0000000000000530-0x000000000000053f SystemIO conflicts with Region \GPIO 1 (20131115/utaddress-251)
[   16.811850] ACPI Warning: 0x0000000000000530-0x000000000000053f SystemIO conflicts with Region \_SB_.PCI0.PEG0.PEGP.GPIO 2 (20131115/utaddress-251)
[   16.811854] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[   16.811856] ACPI Warning: 0x0000000000000500-0x000000000000052f SystemIO conflicts with Region \GPIO 1 (20131115/utaddress-251)
[   16.811859] ACPI Warning: 0x0000000000000500-0x000000000000052f SystemIO conflicts with Region \_SB_.PCI0.PEG0.PEGP.GPIO 2 (20131115/utaddress-251)
[   16.811863] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[   16.811864] lpc_ich: Resource conflict(s) found affecting gpio_ich
[   16.847767] [drm] Initialized nvidia-drm 0.0.0 20130102 for 0000:01:00.0 on minor 1
[   16.847776] NVRM: loading NVIDIA UNIX x86_64 Kernel Module  331.38  Wed Jan  8 19:32:30 PST 2014
[   16.864399] ath: phy0: Set BT/WLAN RX diversity capability
[   16.873254] ath: phy0: ASPM enabled: 0x42
[   16.873259] ath: EEPROM regdomain: 0x65
[   16.873260] ath: EEPROM indicates we should expect a direct regpair map
[   16.873263] ath: Country alpha2 being used: 00
[   16.873264] ath: Regpair used: 0x65
[   16.880604] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[   16.880893] ieee80211 phy0: Atheros AR9485 Rev:1 mem=0xffffc90015500000, irq=17
[   16.896980] Bluetooth: Core ver 2.17
[   16.896996] NET: Registered protocol family 31
[   16.896998] Bluetooth: HCI device and connection manager initialized
[   16.897006] Bluetooth: HCI socket layer initialized
[   16.897009] Bluetooth: L2CAP socket layer initialized
[   16.897014] Bluetooth: SCO socket layer initialized
[   16.908678] usbcore: registered new interface driver btusb
[   16.910713] usbcore: registered new interface driver ath3k
[   16.916516] snd_hda_intel 0000:00:1b.0: irq 45 for MSI/MSI-X
[   16.941952] hda_codec: CX20590: BIOS auto-probing.
[   16.942390] autoconfig: line_outs=1 (0x1f/0x0/0x0/0x0/0x0) type:speaker
[   16.942393]    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[   16.942395]    hp_outs=1 (0x19/0x0/0x0/0x0/0x0)
[   16.942396]    mono: mono_out=0x0
[   16.942397]    inputs:
[   16.942400]      Internal Mic=0x1b
[   16.942402]      Mic=0x1a
[   16.943225] hda_codec: Enable sync_write for stable communication
[   16.955662] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12
[   16.955705] device-mapper: multipath: version 1.6.0 loaded
[   16.955934] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[   16.956016] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[   17.104858] intel_rapl: domain uncore energy ctr 703542:703542 not working, skip
[   17.181676] EXT4-fs (sda5): re-mounted. Opts: errors=remount-ro
[   17.570165] rts5139: module is from the staging directory, the quality is unknown, you have been warned.
[   17.577854] Linux video capture interface: v2.00
[   17.581208] scsi6 : SCSI emulation for RTS5139 USB card reader
[   17.581392] scsi 6:0:0:0: Direct-Access     Generic- xD/SD/M.S.       1.00 PQ: 0 ANSI: 0 CCS
[   17.581740] usbcore: registered new interface driver rts5139
[   17.585023] sd 6:0:0:0: Attached scsi generic sg2 type 0
[   17.585450] uvcvideo: Found UVC 1.00 device Lenovo EasyCamera (5986:0294)
[   17.587137] input: Lenovo EasyCamera as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.6/2-1.6:1.0/input/input13
[   17.596412] usbcore: registered new interface driver snd-usb-audio
[   17.596423] uvcvideo: Found UVC 1.00 device Webcam C170 (046d:082b)
[   17.602176] input: Webcam C170 as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4:1.0/input/input14
[   17.602257] usbcore: registered new interface driver uvcvideo
[   17.602259] USB Video Class driver (1.1.1)
[   17.632031] cfg80211: World regulatory domain updated:
[   17.632034] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[   17.632036] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[   17.632037] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[   17.632039] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[   17.632040] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[   17.632041] cfg80211:   (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[   17.670687] hidraw: raw HID events driver (C) Jiri Kosina
[   17.760902] sd 6:0:0:0: [sdb] Attached SCSI removable disk
[   17.772038] usbcore: registered new interface driver usbhid
[   17.772042] usbhid: USB HID core driver
[   17.885613] input: USB Mouse as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.1/1-1.2.1:1.0/input/input15
[   17.885739] hid-generic 0003:1EA7:0011.0001: input,hidraw0: USB HID v1.10 Mouse [USB Mouse] on usb-0000:00:1a.0-1.2.1/input0
[   17.885892] input: USB Mouse as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.1/1-1.2.1:1.1/input/input16
[   17.885987] hid-generic 0003:1EA7:0011.0002: input,hidraw1: USB HID v1.10 Device [USB Mouse] on usb-0000:00:1a.0-1.2.1/input1
[   17.886182] input:   USB Keyboard as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.3/1-1.2.3:1.0/input/input17
[   17.886278] hid-generic 0003:09DA:0260.0003: input,hidraw2: USB HID v1.10 Keyboard [  USB Keyboard] on usb-0000:00:1a.0-1.2.3/input0
[   17.889905] input:   USB Keyboard as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.3/1-1.2.3:1.1/input/input18
[   17.890009] hid-generic 0003:09DA:0260.0004: input,hidraw3: USB HID v1.10 Device [  USB Keyboard] on usb-0000:00:1a.0-1.2.3/input1
[   18.098302] EXT4-fs (sda3): mounted filesystem with ordered data mode. Opts: (null)
[   18.974717] init: failsafe main process (824) killed by TERM signal
[   19.518317] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[   19.518321] Bluetooth: BNEP filters: protocol multicast
[   19.518330] Bluetooth: BNEP socket layer initialized
[   19.520587] Bluetooth: RFCOMM TTY layer initialized
[   19.520598] Bluetooth: RFCOMM socket layer initialized
[   19.520605] Bluetooth: RFCOMM ver 1.11
[   19.851943] init: cups main process (946) killed by HUP signal
[   19.851954] init: cups main process ended, respawning
[   20.622508] alx 0000:02:00.0: irq 46 for MSI/MSI-X
[   20.622701] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   20.623673] alx 0000:02:00.0 eth0: NIC Up: 100 Mbps Full
[   20.624254] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[   20.640651] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   20.640876] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   21.240430] init: samba-ad-dc main process (1022) terminated with status 1
[   23.481455] bbswitch: version 0.7
[   23.481462] bbswitch: Found integrated VGA device 0000:00:02.0: \_SB_.PCI0.GFX0
[   23.481469] bbswitch: Found discrete VGA device 0000:01:00.0: \_SB_.PCI0.PEG0.PEGP
[   23.481480] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[   23.481558] bbswitch: detected an Optimus _DSM function
[   23.481569] bbswitch: Succesfully loaded. Discrete card 0000:01:00.0 is on
[   23.505367] init: mdm main process (1280) killed by TERM signal
[   23.518163] [drm] Module unloaded
[   23.519733] bbswitch: disabling discrete graphics
[   23.519749] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[   23.533147] pci 0000:01:00.0: Refused to change power state, currently in D0
[   24.245239] vboxdrv: Found 4 processor cores.
[   24.245441] vboxdrv: fAsync=0 offMin=0x134 offMax=0x351c
[   24.245499] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[   24.245501] vboxdrv: Successfully loaded version 4.3.18 (interface 0x001a0008).
[   24.462329] vboxpci: IOMMU not found (not registered)
[   24.677814] init: plymouth-upstart-bridge main process ended, respawning
[   33.498407] init: Failed to spawn nvidia-persistenced main process: unable to execute: No such file or directory
[   89.067967] systemd-hostnamed[2881]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!