Re: [Linux v4.2] workqueue: llvmlinux: acpid: BUG: sleeping function called from invalid context at kernel/workqueue.c:2680

From: Sedat Dilek
Date: Mon Sep 14 2015 - 11:25:47 EST

On Mon, Sep 14, 2015 at 4:00 PM, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote:
> On Thu, Sep 10, 2015 at 3:04 AM, Lai Jiangshan <jiangshanlai@xxxxxxxxx> wrote:
>> Hi, TJ
>>
>> I think we need to add might_sleep() on the top of __cancel_work_timer().
>> The might_sleep() on the start_flush_work() doesn't cover all the
>> paths of __cancel_work_timer().
>> And it can help to narrow the area of this bug.
>>
>> Hi Sedat Dilek
>>
>> [ 24.705704] irq event stamp: 19968
>> [ 24.705706] hardirqs last enabled at (19967): [<ffffffff81917ff2>]
>> _raw_spin_unlock_irq+0x32/0x60
>> [ 24.705713] hardirqs last disabled at (19968): [<ffffffff81120477>]
>> del_timer_sync+0x37/0x110
>>
>> Is it means the irq-disabled-event is leak by del_timer_sync()? It is
>> impossible.
>>
>> usbhid_close()
>> mutex_lock(); // it has might_sleep() check. So the problem seems to be
>> // hidden at one of the following statements
>> del_timer_sync();
>> cancel_work_sync();
>>
>
> With attached suggested patch the bug-line now looks like this...
>
> [ 22.604524] BUG: sleeping function called from invalid context at
> kernel/workqueue.c:2771
> [ 22.604539] in_atomic(): 0, irqs_disabled(): 1, pid: 1347, name: acpid
> [ 22.604546] 3 locks held by acpid/1347:
> [ 22.604547] #0: (&evdev->mutex){+.+...}, at: [<ffffffff8173bf0c>]
> evdev_release+0xbc/0xf0
> [ 22.604557] #1: (&dev->mutex#2){+.+...}, at: [<ffffffff81733677>]
> input_close_device+0x27/0x70
> [ 22.604566] #2: (hid_open_mut){+.+...}, at: [<ffffffffa0056378>]
> usbhid_close+0x28/0xb0 [usbhid]
> [ 22.604573] irq event stamp: 19874
> [ 22.604575] hardirqs last enabled at (19873): [<ffffffff81918562>]
> _raw_spin_unlock_irq+0x32/0x60
> [ 22.604579] hardirqs last disabled at (19874): [<ffffffff81120487>]
> del_timer_sync+0x37/0x110
> [ 22.604584] softirqs last enabled at (18852): [<ffffffff8189ed39>]
> local_bh_enable+0x9/0x20
> [ 22.604588] softirqs last disabled at (18850): [<ffffffff8189ed19>]
> local_bh_disable+0x9/0x20
> [ 22.604593] CPU: 3 PID: 1347 Comm: acpid Not tainted
> 4.2.0-6-llvmlinux-amd64 #1
> [ 22.604595] Hardware name: SAMSUNG ELECTRONICS CO., LTD.
> 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
> [ 22.604597] ffff8800d31ce948 0000000000000092 0000000000000000
> ffff880116e2fbb8
> [ 22.604601] ffffffff8149289d ffff880116e2fbe8 ffffffff810cbf8a
> ffffffff81c51a34
> [ 22.604605] ffff8800c65d5140 0000000000000000 0000000000000ad3
> ffff880116e2fc28
> [ 22.604608] Call Trace:
> [ 22.604612] [<ffffffff8149289d>] dump_stack+0x7d/0xa0
> [ 22.604617] [<ffffffff810cbf8a>] ___might_sleep+0x28a/0x2a0
> [ 22.604620] [<ffffffff810cbc8f>] __might_sleep+0x4f/0xc0
> [ 22.604623] [<ffffffff810aebae>] __cancel_work_timer+0x2e/0x270
> [ 22.604626] [<ffffffff81918502>] ? _raw_spin_unlock_irqrestore+0x52/0x80
> [ 22.604630] [<ffffffff8112043d>] ? try_to_del_timer_sync+0xad/0xc0
> [ 22.604632] [<ffffffff810aeb78>] cancel_work_sync+0x18/0x20
> [ 22.604636] [<ffffffffa00563c5>] usbhid_close+0x75/0xb0 [usbhid]
> [ 22.604641] [<ffffffffa0039431>] hidinput_close+0x31/0x40 [hid]
> [ 22.604645] [<ffffffffa0039400>] ? hidinput_open+0x40/0x40 [hid]
> [ 22.604648] [<ffffffff81733698>] input_close_device+0x48/0x70
> [ 22.604651] [<ffffffff8173bf26>] evdev_release+0xd6/0xf0
> [ 22.604655] [<ffffffff8126ed57>] __fput+0x107/0x240
> [ 22.604659] [<ffffffff8126ebe6>] ____fput+0x16/0x20
> [ 22.604662] [<ffffffff810b8117>] task_work_run+0x87/0x130
> [ 22.604667] [<ffffffff810173ef>] do_notify_resume+0x9cf/0xa00
> [ 22.604670] [<ffffffff810edded>] ? trace_hardirqs_on+0xd/0x10
> [ 22.604675] [<ffffffff811d1ce3>] ? context_tracking_user_enter+0x13/0x20
> [ 22.604678] [<ffffffff81029c31>] ? syscall_trace_leave+0x111/0x340
> [ 22.604681] [<ffffffff8126eb76>] ? fput+0x76/0xd0
> [ 22.604684] [<ffffffff8126b435>] ? filp_close+0x65/0x90
> [ 22.604688] [<ffffffff81003017>] ? trace_hardirqs_on_thunk+0x17/0x19
> [ 22.604691] [<ffffffff8191932e>] int_signal+0x12/0x17
>
> Full dmesg-log and my kernel-config are attached.
>
> Hope this helps.
>

My Xorg crashed several times - so this bug is reproducible.

- Sedat -
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 4.2.0-6-llvmlinux-amd64 (sedat.dilek@xxxxxxxxx@fambox) (clang version 3.7.0 (tags/RELEASE_370/final)) #1 SMP Mon Sep 14 15:49:13 CEST 2015
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.2.0-6-llvmlinux-amd64 root=UUID=001AADA61AAD9964 loop=/ubuntu/disks/root.disk ro
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] Centaur CentaurHauls
[ 0.000000] Disabled fast string operations
[ 0.000000] x86/fpu: xstate_offset[2]: 0240, xstate_sizes[2]: 0100
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers'
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers'
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers'
[ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 0x340 bytes, using 'standard' format.
[ 0.000000] x86/fpu: Using 'eager' FPU context switches.
[ 0.000000] e820: BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009d7ff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009d800-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000020000000-0x00000000201fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000020200000-0x000000003fffffff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000040000000-0x00000000401fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000040200000-0x00000000d9c9efff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000d9c9f000-0x00000000dae7efff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000dae7f000-0x00000000daf9efff] ACPI NVS
[ 0.000000] BIOS-e820: [mem 0x00000000daf9f000-0x00000000daffefff] ACPI data
[ 0.000000] BIOS-e820: [mem 0x00000000dafff000-0x00000000daffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000db000000-0x00000000df9fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed08000-0x00000000fed08fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffd80000-0x00000000ffffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000011fdfffff] usable
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] SMBIOS 2.6 present.
[ 0.000000] DMI: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[ 0.000000] e820: last_pfn = 0x11fe00 max_arch_pfn = 0x400000000
[ 0.000000] MTRR default type: uncachable
[ 0.000000] MTRR fixed ranges enabled:
[ 0.000000] 00000-9FFFF write-back
[ 0.000000] A0000-BFFFF uncachable
[ 0.000000] C0000-FFFFF write-protect
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 000000000 mask F80000000 write-back
[ 0.000000] 1 base 080000000 mask FC0000000 write-back
[ 0.000000] 2 base 0C0000000 mask FE0000000 write-back
[ 0.000000] 3 base 0DC000000 mask FFC000000 uncachable
[ 0.000000] 4 base 0DB000000 mask FFF000000 uncachable
[ 0.000000] 5 base 100000000 mask FE0000000 write-back
[ 0.000000] 6 base 11FE00000 mask FFFE00000 uncachable
[ 0.000000] 7 base 0FFC00000 mask FFFC00000 write-protect
[ 0.000000] 8 disabled
[ 0.000000] 9 disabled
[ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WC UC- WT
[ 0.000000] e820: last_pfn = 0xdb000 max_arch_pfn = 0x400000000
[ 0.000000] found SMP MP-table at [mem 0x000f00e0-0x000f00ef] mapped at [ffff8800000f00e0]
[ 0.000000] Scanning 1 areas for low memory corruption
[ 0.000000] Base memory trampoline at [ffff880000096000] 96000 size 28672
[ 0.000000] reserving inaccessible SNB gfx pages
[ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
[ 0.000000] [mem 0x00000000-0x000fffff] page 4k
[ 0.000000] BRK [0x03018000, 0x03018fff] PGTABLE
[ 0.000000] BRK [0x03019000, 0x03019fff] PGTABLE
[ 0.000000] BRK [0x0301a000, 0x0301afff] PGTABLE
[ 0.000000] init_memory_mapping: [mem 0x11fc00000-0x11fdfffff]
[ 0.000000] [mem 0x11fc00000-0x11fdfffff] page 2M
[ 0.000000] BRK [0x0301b000, 0x0301bfff] PGTABLE
[ 0.000000] init_memory_mapping: [mem 0x100000000-0x11fbfffff]
[ 0.000000] [mem 0x100000000-0x11fbfffff] page 2M
[ 0.000000] init_memory_mapping: [mem 0xc0000000-0xd9c9efff]
[ 0.000000] [mem 0xc0000000-0xd9bfffff] page 2M
[ 0.000000] [mem 0xd9c00000-0xd9c9efff] page 4k
[ 0.000000] BRK [0x0301c000, 0x0301cfff] PGTABLE
[ 0.000000] BRK [0x0301d000, 0x0301dfff] PGTABLE
[ 0.000000] init_memory_mapping: [mem 0xdafff000-0xdaffffff]
[ 0.000000] [mem 0xdafff000-0xdaffffff] page 4k
[ 0.000000] init_memory_mapping: [mem 0x00100000-0x1fffffff]
[ 0.000000] [mem 0x00100000-0x001fffff] page 4k
[ 0.000000] [mem 0x00200000-0x1fffffff] page 2M
[ 0.000000] init_memory_mapping: [mem 0x20200000-0x3fffffff]
[ 0.000000] [mem 0x20200000-0x3fffffff] page 2M
[ 0.000000] init_memory_mapping: [mem 0x40200000-0xbfffffff]
[ 0.000000] [mem 0x40200000-0xbfffffff] page 2M
[ 0.000000] RAMDISK: [mem 0x3788a000-0x37c3cfff]
[ 0.000000] ACPI: Early table checksum verification disabled
[ 0.000000] ACPI: RSDP 0x00000000000F0100 000024 (v02 SECCSD)
[ 0.000000] ACPI: XSDT 0x00000000DAFFE170 00008C (v01 SECCSD LH43STAR 00000002 PTEC 00000002)
[ 0.000000] ACPI: FACP 0x00000000DAFEF000 00010C (v05 SECCSD LH43STAR 00000002 PTL 00000002)
[ 0.000000] ACPI: DSDT 0x00000000DAFF2000 0083AC (v02 SECCSD SNB-CPT 00000000 INTL 20061109)
[ 0.000000] ACPI: FACS 0x00000000DAF47000 000040
[ 0.000000] ACPI: SLIC 0x00000000DAFFD000 000176 (v01 SECCSD LH43STAR 00000002 PTEC 00000001)
[ 0.000000] ACPI: SSDT 0x00000000DAFFB000 001068 (v01 SECCSD PtidDevc 00001000 INTL 20061109)
[ 0.000000] ACPI: ASF! 0x00000000DAFF1000 0000A5 (v32 SECCSD LH43STAR 00000002 PTL 00000002)
[ 0.000000] ACPI: HPET 0x00000000DAFEE000 000038 (v01 SECCSD LH43STAR 00000002 PTL 00000002)
[ 0.000000] ACPI: APIC 0x00000000DAFED000 000098 (v03 SECCSD LH43STAR 00000002 PTL 00000002)
[ 0.000000] ACPI: MCFG 0x00000000DAFEC000 00003C (v01 SECCSD LH43STAR 00000002 PTL 00000002)
[ 0.000000] ACPI: SSDT 0x00000000DAFEB000 000804 (v01 PmRef Cpu0Ist 00003000 INTL 20061109)
[ 0.000000] ACPI: SSDT 0x00000000DAFEA000 000996 (v01 PmRef CpuPm 00003000 INTL 20061109)
[ 0.000000] ACPI: UEFI 0x00000000DAFE9000 00003E (v01 SECCSD LH43STAR 00000002 PTL 00000002)
[ 0.000000] ACPI: UEFI 0x00000000DAFE8000 000042 (v01 PTL COMBUF 00000001 PTL 00000001)
[ 0.000000] ACPI: UEFI 0x00000000DAFE7000 00026A (v01 SECCSD LH43STAR 00000002 PTL 00000002)
[ 0.000000] ACPI: SSDT 0x00000000DAFE6000 0000D0 (v01 Iffs IffsAsl 00003000 INTL 20061109)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] No NUMA configuration found
[ 0.000000] Faking a node at [mem 0x0000000000000000-0x000000011fdfffff]
[ 0.000000] NODE_DATA(0) allocated [mem 0x11fdf8000-0x11fdfcfff]
[ 0.000000] [ffffea0000000000-ffffea00047fffff] PMD -> [ffff88011b400000-ffff88011f3fffff] on node 0
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.000000] Normal [mem 0x0000000100000000-0x000000011fdfffff]
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009cfff]
[ 0.000000] node 0: [mem 0x0000000000100000-0x000000001fffffff]
[ 0.000000] node 0: [mem 0x0000000020200000-0x000000003fffffff]
[ 0.000000] node 0: [mem 0x0000000040200000-0x00000000d9c9efff]
[ 0.000000] node 0: [mem 0x00000000dafff000-0x00000000daffffff]
[ 0.000000] node 0: [mem 0x0000000100000000-0x000000011fdfffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000011fdfffff]
[ 0.000000] On node 0 totalpages: 1021500
[ 0.000000] DMA zone: 64 pages used for memmap
[ 0.000000] DMA zone: 156 pages reserved
[ 0.000000] DMA zone: 3996 pages, LIFO batch:0
[ 0.000000] DMA32 zone: 13859 pages used for memmap
[ 0.000000] DMA32 zone: 886944 pages, LIFO batch:31
[ 0.000000] Normal zone: 2040 pages used for memmap
[ 0.000000] Normal zone: 130560 pages, LIFO batch:31
[ 0.000000] Reserving Intel graphics stolen memory at 0xdba00000-0xdf9fffff
[ 0.000000] ACPI: PM-Timer IO Port: 0x408
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
[ 0.000000] IOAPIC[0]: apic_id 14, version 32, address 0xfec00000, GSI 0-23
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.000000] ACPI: IRQ0 used by override.
[ 0.000000] ACPI: IRQ9 used by override.
[ 0.000000] Using ACPI (MADT) for SMP configuration information
[ 0.000000] ACPI: HPET id: 0x8086a301 base: 0xfed00000
[ 0.000000] smpboot: Allowing 8 CPUs, 4 hotplug CPUs
[ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.000000] PM: Registered nosave memory: [mem 0x0009d000-0x0009dfff]
[ 0.000000] PM: Registered nosave memory: [mem 0x0009e000-0x0009ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000dffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000e0000-0x000fffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x20000000-0x201fffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x40000000-0x401fffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xd9c9f000-0xdae7efff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdae7f000-0xdaf9efff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdaf9f000-0xdaffefff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdb000000-0xdf9fffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xdfa00000-0xf7ffffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xf8000000-0xfbffffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfc000000-0xfebfffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfec00000-0xfec00fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfec01000-0xfed07fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfed08000-0xfed08fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfed09000-0xfed0ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfed1a000-0xfed1bfff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfed1c000-0xfed1ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfed20000-0xfedfffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfee00000-0xfee00fff]
[ 0.000000] PM: Registered nosave memory: [mem 0xfee01000-0xffd7ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0xffd80000-0xffffffff]
[ 0.000000] e820: [mem 0xdfa00000-0xf7ffffff] available for PCI devices
[ 0.000000] Booting paravirtualized kernel on bare hardware
[ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns
[ 0.000000] setup_percpu: NR_CPUS:256 nr_cpumask_bits:256 nr_cpu_ids:8 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 34 pages/cpu @ffff88011fa00000 s98440 r8192 d32632 u262144
[ 0.000000] pcpu-alloc: s98440 r8192 d32632 u262144 alloc=1*2097152
[ 0.000000] pcpu-alloc: [0] 0 1 2 3 4 5 6 7
[ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 1005381
[ 0.000000] Policy zone: Normal
[ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.2.0-6-llvmlinux-amd64 root=UUID=001AADA61AAD9964 loop=/ubuntu/disks/root.disk ro
[ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
[ 0.000000] Calgary: detecting Calgary via BIOS EBDA area
[ 0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
[ 0.000000] Memory: 3915164K/4086000K available (9337K kernel code, 1175K rwdata, 3364K rodata, 2956K init, 14356K bss, 170836K reserved, 0K cma-reserved)
[ 0.000000] Running RCU self tests
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU lockdep checking is enabled.
[ 0.000000] Build-time adjustment of leaf fanout to 64.
[ 0.000000] RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=8.
[ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=8
[ 0.000000] NR_IRQS:16640 nr_irqs:488 16
[ 0.000000] Console: colour dummy device 80x25
[ 0.000000] console [tty0] enabled
[ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 0.000000] ... MAX_LOCK_DEPTH: 48
[ 0.000000] ... MAX_LOCKDEP_KEYS: 8191
[ 0.000000] ... CLASSHASH_SIZE: 4096
[ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768
[ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536
[ 0.000000] ... CHAINHASH_SIZE: 32768
[ 0.000000] memory used by lock dependency info: 8159 kB
[ 0.000000] per task-struct memory footprint: 1920 bytes
[ 0.000000] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484882848 ns
[ 0.000000] hpet clockevent registered
[ 0.000000] tsc: Fast TSC calibration using PIT
[ 0.000000] tsc: Detected 1596.387 MHz processor
[ 0.000003] Calibrating delay loop (skipped), value calculated using timer frequency.. 3192.77 BogoMIPS (lpj=6385548)
[ 0.000020] pid_max: default: 32768 minimum: 301
[ 0.000052] ACPI: Core revision 20150619
[ 0.024249] ACPI: All ACPI Tables successfully acquired
[ 0.024399] Security Framework initialized
[ 0.024416] AppArmor: AppArmor initialized
[ 0.024423] Yama: becoming mindful.
[ 0.025627] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
[ 0.027003] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
[ 0.027491] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.027520] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.029190] Initializing cgroup subsys blkio
[ 0.029238] Initializing cgroup subsys memory
[ 0.029272] Initializing cgroup subsys devices
[ 0.029318] Initializing cgroup subsys freezer
[ 0.029363] Initializing cgroup subsys perf_event
[ 0.029379] Initializing cgroup subsys hugetlb
[ 0.029437] Disabled fast string operations
[ 0.029446] CPU: Physical Processor ID: 0
[ 0.029452] CPU: Processor Core ID: 0
[ 0.029463] ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
[ 0.029472] ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)
[ 0.029483] mce: CPU supports 7 MCE banks
[ 0.029505] CPU0: Thermal monitoring enabled (TM1)
[ 0.029531] process: using mwait in idle threads
[ 0.029541] Last level iTLB entries: 4KB 512, 2MB 8, 4MB 8
[ 0.029549] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32, 1GB 0
[ 0.029822] Freeing SMP alternatives memory: 28K (ffffffff8220a000 - ffffffff82211000)
[ 0.045789] ftrace: allocating 206621 entries in 808 pages
[ 0.146604] x2apic: IRQ remapping doesn't support X2APIC mode
[ 0.147246] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.186917] TSC deadline timer enabled
[ 0.186923] smpboot: CPU0: Intel(R) Core(TM) i5-2467M CPU @ 1.60GHz (fam: 06, model: 2a, stepping: 07)
[ 0.186981] Performance Events: PEBS fmt1+, 16-deep LBR, SandyBridge events, full-width counters, Intel PMU driver.
[ 0.187027] ... version: 3
[ 0.187033] ... bit width: 48
[ 0.187037] ... generic registers: 4
[ 0.187043] ... value mask: 0000ffffffffffff
[ 0.187048] ... max period: 0000ffffffffffff
[ 0.187054] ... fixed-purpose events: 3
[ 0.187059] ... event mask: 000000070000000f
[ 0.189110] x86: Booting SMP configuration:
[ 0.189118] .... node #0, CPUs: #1
[ 0.190159] Disabled fast string operations
[ 0.192786] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter.
[ 0.193325] #2
[ 0.194357] Disabled fast string operations
[ 0.196957] #3<6>[ 0.197996] Disabled fast string operations
[ 0.200158] x86: Booted up 1 node, 4 CPUs
[ 0.200172] smpboot: Total of 4 processors activated (12771.09 BogoMIPS)
[ 0.205477] devtmpfs: initialized
[ 0.211659] evm: security.selinux
[ 0.211665] evm: security.SMACK64
[ 0.211670] evm: security.capability
[ 0.211843] PM: Registering ACPI NVS region [mem 0xdae7f000-0xdaf9efff] (1179648 bytes)
[ 0.212218] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.213835] NET: Registered protocol family 16
[ 0.224377] cpuidle: using governor ladder
[ 0.240353] cpuidle: using governor menu
[ 0.240497] ACPI: bus type PCI registered
[ 0.240779] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
[ 0.240792] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in E820
[ 0.240807] PCI: Using configuration type 1 for base access
[ 0.241466] perf_event_intel: PMU erratum BJ122, BV98, HSD29 worked around, HT is on
[ 0.258016] ACPI: Added _OSI(Module Device)
[ 0.258026] ACPI: Added _OSI(Processor Device)
[ 0.258032] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.258039] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.269368] ACPI: Executed 1 blocks of module-level executable AML code
[ 0.277994] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 0.279860] ACPI: Dynamic OEM Table Load:
[ 0.279890] ACPI: SSDT 0xFFFF88011A2CB800 000688 (v01 PmRef Cpu0Cst 00003001 INTL 20061109)
[ 0.281999] ACPI: Dynamic OEM Table Load:
[ 0.282027] ACPI: SSDT 0xFFFF88011A27F400 000303 (v01 PmRef ApIst 00003000 INTL 20061109)
[ 0.283932] ACPI: Dynamic OEM Table Load:
[ 0.283958] ACPI: SSDT 0xFFFF88011A2C4A00 000119 (v01 PmRef ApCst 00003000 INTL 20061109)
[ 0.287236] ACPI : EC: EC started
[ 0.288778] ACPI: Interpreter enabled
[ 0.288803] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20150619/hwxface-578)
[ 0.288865] ACPI: (supports S0 S1 S3 S4 S5)
[ 0.288872] ACPI: Using IOAPIC for interrupt routing
[ 0.288950] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.310190] ACPI: Power Resource [FN00] (off)
[ 0.310652] ACPI: Power Resource [FN01] (off)
[ 0.310987] ACPI: Power Resource [FN02] (off)
[ 0.311315] ACPI: Power Resource [FN03] (off)
[ 0.311642] ACPI: Power Resource [FN04] (off)
[ 0.313973] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-3e])
[ 0.313987] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
[ 0.314585] \_SB_.PCI0:_OSC invalid UUID
[ 0.314587] _OSC request data:1 1f 0
[ 0.314594] acpi PNP0A08:00: _OSC failed (AE_ERROR); disabling ASPM
[ 0.315500] PCI host bridge to bus 0000:00
[ 0.315509] pci_bus 0000:00: root bus resource [bus 00-3e]
[ 0.315517] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 0.315525] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
[ 0.315533] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 0.315543] pci_bus 0000:00: root bus resource [mem 0xdfa00000-0xfeafffff window]
[ 0.315552] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
[ 0.315614] pci 0000:00:00.0: [8086:0104] type 00 class 0x060000
[ 0.315993] pci 0000:00:02.0: [8086:0116] type 00 class 0x030000
[ 0.316019] pci 0000:00:02.0: reg 0x10: [mem 0xf0000000-0xf03fffff 64bit]
[ 0.316031] pci 0000:00:02.0: reg 0x18: [mem 0xe0000000-0xefffffff 64bit pref]
[ 0.316039] pci 0000:00:02.0: reg 0x20: [io 0x3000-0x303f]
[ 0.316501] pci 0000:00:16.0: [8086:1c3a] type 00 class 0x078000
[ 0.316562] pci 0000:00:16.0: reg 0x10: [mem 0xf0705000-0xf070500f 64bit]
[ 0.316679] pci 0000:00:16.0: PME# supported from D0 D3hot D3cold
[ 0.317024] pci 0000:00:1a.0: [8086:1c2d] type 00 class 0x0c0320
[ 0.317078] pci 0000:00:1a.0: reg 0x10: [mem 0xf070a000-0xf070a3ff]
[ 0.317212] pci 0000:00:1a.0: PME# supported from D0 D3hot D3cold
[ 0.317511] pci 0000:00:1b.0: [8086:1c20] type 00 class 0x040300
[ 0.317570] pci 0000:00:1b.0: reg 0x10: [mem 0xf0700000-0xf0703fff 64bit]
[ 0.317707] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
[ 0.317883] pci 0000:00:1b.0: System wakeup disabled by ACPI
[ 0.318048] pci 0000:00:1c.0: [8086:1c10] type 01 class 0x060400
[ 0.318195] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
[ 0.318346] pci 0000:00:1c.0: System wakeup disabled by ACPI
[ 0.318512] pci 0000:00:1c.3: [8086:1c16] type 01 class 0x060400
[ 0.318659] pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold
[ 0.318810] pci 0000:00:1c.3: System wakeup disabled by ACPI
[ 0.318973] pci 0000:00:1c.4: [8086:1c18] type 01 class 0x060400
[ 0.319119] pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold
[ 0.319421] pci 0000:00:1d.0: [8086:1c26] type 00 class 0x0c0320
[ 0.319474] pci 0000:00:1d.0: reg 0x10: [mem 0xf0709000-0xf07093ff]
[ 0.319607] pci 0000:00:1d.0: PME# supported from D0 D3hot D3cold
[ 0.319896] pci 0000:00:1f.0: [8086:1c49] type 00 class 0x060100
[ 0.320323] pci 0000:00:1f.2: [8086:1c03] type 00 class 0x010601
[ 0.320380] pci 0000:00:1f.2: reg 0x10: [io 0x3088-0x308f]
[ 0.320398] pci 0000:00:1f.2: reg 0x14: [io 0x3094-0x3097]
[ 0.320415] pci 0000:00:1f.2: reg 0x18: [io 0x3080-0x3087]
[ 0.320446] pci 0000:00:1f.2: reg 0x1c: [io 0x3090-0x3093]
[ 0.320466] pci 0000:00:1f.2: reg 0x20: [io 0x3060-0x307f]
[ 0.320483] pci 0000:00:1f.2: reg 0x24: [mem 0xf0708000-0xf07087ff]
[ 0.320551] pci 0000:00:1f.2: PME# supported from D3hot
[ 0.320843] pci 0000:00:1f.3: [8086:1c22] type 00 class 0x0c0500
[ 0.320880] pci 0000:00:1f.3: reg 0x10: [mem 0xf0704000-0xf07040ff 64bit]
[ 0.320926] pci 0000:00:1f.3: reg 0x20: [io 0xefa0-0xefbf]
[ 0.321578] pci 0000:01:00.0: [8086:0091] type 00 class 0x028000
[ 0.322185] pci 0000:01:00.0: reg 0x10: [mem 0xf0600000-0xf0601fff 64bit]
[ 0.323501] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
[ 0.323740] pci 0000:01:00.0: System wakeup disabled by ACPI
[ 0.328691] pci 0000:00:1c.0: PCI bridge to [bus 01]
[ 0.328708] pci 0000:00:1c.0: bridge window [mem 0xf0600000-0xf06fffff]
[ 0.328923] pci 0000:02:00.0: [10ec:8168] type 00 class 0x020000
[ 0.329120] pci 0000:02:00.0: reg 0x10: [io 0x2000-0x20ff]
[ 0.329257] pci 0000:02:00.0: reg 0x18: [mem 0xf0404000-0xf0404fff 64bit pref]
[ 0.329342] pci 0000:02:00.0: reg 0x20: [mem 0xf0400000-0xf0403fff 64bit pref]
[ 0.329631] pci 0000:02:00.0: supports D1 D2
[ 0.329633] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 0.329776] pci 0000:02:00.0: System wakeup disabled by ACPI
[ 0.336589] pci 0000:00:1c.3: PCI bridge to [bus 02]
[ 0.336601] pci 0000:00:1c.3: bridge window [io 0x2000-0x2fff]
[ 0.336616] pci 0000:00:1c.3: bridge window [mem 0xf0400000-0xf04fffff 64bit pref]
[ 0.336780] pci 0000:03:00.0: [1b21:1042] type 00 class 0x0c0330
[ 0.336860] pci 0000:03:00.0: reg 0x10: [mem 0xf0500000-0xf0507fff 64bit]
[ 0.337051] pci 0000:03:00.0: PME# supported from D3hot D3cold
[ 0.337299] pci 0000:00:1c.4: PCI bridge to [bus 03]
[ 0.337315] pci 0000:00:1c.4: bridge window [mem 0xf0500000-0xf05fffff]
[ 0.339385] ACPI: PCI Interrupt Link [LNKA] (IRQs 1 3 4 5 6 10 *11 12 14 15)
[ 0.339578] ACPI: PCI Interrupt Link [LNKB] (IRQs 1 3 4 5 6 10 11 12 14 15) *0, disabled.
[ 0.339758] ACPI: PCI Interrupt Link [LNKC] (IRQs 1 3 4 5 6 *10 11 12 14 15)
[ 0.339934] ACPI: PCI Interrupt Link [LNKD] (IRQs 1 3 4 5 6 *10 11 12 14 15)
[ 0.340108] ACPI: PCI Interrupt Link [LNKE] (IRQs 1 3 4 5 6 10 11 12 14 15) *9
[ 0.340283] ACPI: PCI Interrupt Link [LNKF] (IRQs 1 3 4 5 6 10 11 12 14 15) *0, disabled.
[ 0.340461] ACPI: PCI Interrupt Link [LNKG] (IRQs 1 3 4 5 6 10 *11 12 14 15)
[ 0.340657] ACPI: PCI Interrupt Link [LNKH] (IRQs 1 3 4 5 6 10 11 12 14 15) *9
[ 0.342028] ACPI: Enabled 4 GPEs in block 00 to 3F
[ 0.342165] ACPI : EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62
[ 0.342534] ACPI : EC: 0 stale EC events cleared
[ 0.343340] vgaarb: setting as boot device: PCI:0000:00:02.0
[ 0.343348] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
[ 0.343365] vgaarb: loaded
[ 0.343369] vgaarb: bridge control possible 0000:00:02.0
[ 0.344099] SCSI subsystem initialized
[ 0.344272] libata version 3.00 loaded.
[ 0.344366] ACPI: bus type USB registered
[ 0.344445] usbcore: registered new interface driver usbfs
[ 0.344509] usbcore: registered new interface driver hub
[ 0.344600] usbcore: registered new device driver usb
[ 0.345086] PCI: Using ACPI for IRQ routing
[ 0.348786] PCI: pci_cache_line_size set to 64 bytes
[ 0.348914] e820: reserve RAM buffer [mem 0x0009d800-0x0009ffff]
[ 0.348924] e820: reserve RAM buffer [mem 0xd9c9f000-0xdbffffff]
[ 0.348927] e820: reserve RAM buffer [mem 0xdb000000-0xdbffffff]
[ 0.348929] e820: reserve RAM buffer [mem 0x11fe00000-0x11fffffff]
[ 0.349727] NetLabel: Initializing
[ 0.349733] NetLabel: domain hash size = 128
[ 0.349738] NetLabel: protocols = UNLABELED CIPSOv4
[ 0.349800] NetLabel: unlabeled traffic allowed by default
[ 0.350025] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0
[ 0.350041] hpet0: 8 comparators, 64-bit 14.318180 MHz counter
[ 0.352140] clocksource: Switched to clocksource hpet
[ 0.392730] AppArmor: AppArmor Filesystem Enabled
[ 0.393006] pnp: PnP ACPI init
[ 0.393709] system 00:00: [io 0x0680-0x069f] has been reserved
[ 0.393720] system 00:00: [io 0x1000-0x100f] has been reserved
[ 0.393729] system 00:00: [io 0x5000-0x5003] has been reserved
[ 0.393737] system 00:00: [io 0xffff] has been reserved
[ 0.393746] system 00:00: [io 0x0400-0x0453] could not be reserved
[ 0.393754] system 00:00: [io 0x0458-0x047f] has been reserved
[ 0.393762] system 00:00: [io 0x0500-0x057f] has been reserved
[ 0.393770] system 00:00: [io 0x0a00-0x0a0f] has been reserved
[ 0.393778] system 00:00: [io 0x164e-0x164f] has been reserved
[ 0.393787] system 00:00: [io 0x5000-0x500f] could not be reserved
[ 0.393831] system 00:00: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.393922] pnp 00:01: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 0.394080] system 00:02: [io 0x0454-0x0457] has been reserved
[ 0.394093] system 00:02: Plug and Play ACPI device, IDs INT3f0d PNP0c02 (active)
[ 0.394189] pnp 00:03: Plug and Play ACPI device, IDs PNP0303 (active)
[ 0.394315] pnp 00:04: Plug and Play ACPI device, IDs ETD0b00 SYN0002 PNP0f13 (active)
[ 0.394752] system 00:05: [mem 0xfed1c000-0xfed1ffff] has been reserved
[ 0.394762] system 00:05: [mem 0xfed10000-0xfed17fff] has been reserved
[ 0.394771] system 00:05: [mem 0xfed18000-0xfed18fff] has been reserved
[ 0.394780] system 00:05: [mem 0xfed19000-0xfed19fff] has been reserved
[ 0.394788] system 00:05: [mem 0xf8000000-0xfbffffff] has been reserved
[ 0.394797] system 00:05: [mem 0xfed20000-0xfed3ffff] has been reserved
[ 0.394805] system 00:05: [mem 0xfed90000-0xfed93fff] has been reserved
[ 0.394814] system 00:05: [mem 0xfed45000-0xfed8ffff] has been reserved
[ 0.394823] system 00:05: [mem 0xff000000-0xffffffff] could not be reserved
[ 0.394832] system 00:05: [mem 0xfee00000-0xfeefffff] could not be reserved
[ 0.394845] system 00:05: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.395752] system 00:06: Plug and Play ACPI device, IDs PNP0c01 (active)
[ 0.395806] pnp: PnP ACPI: found 7 devices
[ 0.407088] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[ 0.407155] pci 0000:00:1c.0: PCI bridge to [bus 01]
[ 0.407169] pci 0000:00:1c.0: bridge window [mem 0xf0600000-0xf06fffff]
[ 0.407190] pci 0000:00:1c.3: PCI bridge to [bus 02]
[ 0.407198] pci 0000:00:1c.3: bridge window [io 0x2000-0x2fff]
[ 0.407216] pci 0000:00:1c.3: bridge window [mem 0xf0400000-0xf04fffff 64bit pref]
[ 0.407234] pci 0000:00:1c.4: PCI bridge to [bus 03]
[ 0.407246] pci 0000:00:1c.4: bridge window [mem 0xf0500000-0xf05fffff]
[ 0.407267] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 0.407270] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
[ 0.407272] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[ 0.407275] pci_bus 0000:00: resource 7 [mem 0xdfa00000-0xfeafffff window]
[ 0.407277] pci_bus 0000:00: resource 8 [mem 0xfed40000-0xfed44fff window]
[ 0.407279] pci_bus 0000:01: resource 1 [mem 0xf0600000-0xf06fffff]
[ 0.407282] pci_bus 0000:02: resource 0 [io 0x2000-0x2fff]
[ 0.407284] pci_bus 0000:02: resource 2 [mem 0xf0400000-0xf04fffff 64bit pref]
[ 0.407286] pci_bus 0000:03: resource 1 [mem 0xf0500000-0xf05fffff]
[ 0.407430] NET: Registered protocol family 2
[ 0.408137] TCP established hash table entries: 32768 (order: 6, 262144 bytes)
[ 0.408630] TCP bind hash table entries: 32768 (order: 9, 2097152 bytes)
[ 0.410543] TCP: Hash tables configured (established 32768 bind 32768)
[ 0.410707] UDP hash table entries: 2048 (order: 6, 327680 bytes)
[ 0.411026] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes)
[ 0.411538] NET: Registered protocol family 1
[ 0.411574] pci 0000:00:02.0: Video device with shadowed ROM
[ 0.413220] PCI: CLS 64 bytes, default 64
[ 0.413530] Trying to unpack rootfs image as initramfs...
[ 0.513557] Freeing initrd memory: 3788K (ffff88003788a000 - ffff880037c3d000)
[ 0.513581] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 0.513589] software IO TLB [mem 0xd5c9f000-0xd9c9f000] (64MB) mapped at [ffff8800d5c9f000-ffff8800d9c9efff]
[ 0.513788] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 163840 ms ovfl timer
[ 0.513798] hw unit of domain pp0-core 2^-16 Joules
[ 0.513804] hw unit of domain package 2^-16 Joules
[ 0.513809] hw unit of domain pp1-gpu 2^-16 Joules
[ 0.514100] microcode: CPU0 sig=0x206a7, pf=0x10, revision=0x28
[ 0.514129] microcode: CPU1 sig=0x206a7, pf=0x10, revision=0x28
[ 0.514155] microcode: CPU2 sig=0x206a7, pf=0x10, revision=0x28
[ 0.514180] microcode: CPU3 sig=0x206a7, pf=0x10, revision=0x28
[ 0.514372] microcode: Microcode Update Driver: v2.00 <tigran@xxxxxxxxxxxxxxxxxxxx>, Peter Oruba
[ 0.514453] Scanning for low memory corruption every 60 seconds
[ 0.515867] futex hash table entries: 2048 (order: 6, 262144 bytes)
[ 0.516042] Initialise system trusted keyring
[ 0.516187] audit: initializing netlink subsys (disabled)
[ 0.516279] audit: type=2000 audit(1442246052.452:1): initialized
[ 0.517373] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[ 0.518032] VFS: Disk quotas dquot_6.6.0
[ 0.518081] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.518984] fuse init (API version 7.23)
[ 0.521436] Key type asymmetric registered
[ 0.521464] Asymmetric key parser 'x509' registered
[ 0.521522] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
[ 0.521707] io scheduler noop registered
[ 0.521717] io scheduler deadline registered (default)
[ 0.521760] io scheduler cfq registered
[ 0.521769] start plist test
[ 0.523505] end plist test
[ 0.524662] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[ 0.524690] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[ 0.524923] intel_idle: MWAIT substates: 0x21120
[ 0.524925] intel_idle: v0.4 model 0x2A
[ 0.524927] intel_idle: lapic_timer_reliable_states 0xffffffff
[ 0.526336] ACPI: AC Adapter [ADP1] (on-line)
[ 0.526607] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0
[ 0.526666] ACPI: Lid Switch [LID0]
[ 0.526812] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1
[ 0.526871] ACPI: Power Button [PWRB]
[ 0.527020] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2
[ 0.527033] ACPI: Power Button [PWRF]
[ 0.530811] thermal LNXTHERM:00: registered as thermal_zone0
[ 0.530820] ACPI: Thermal Zone [TZ00] (74 C)
[ 0.531606] thermal LNXTHERM:01: registered as thermal_zone1
[ 0.531614] ACPI: Thermal Zone [TZ01] (30 C)
[ 0.531734] GHES: HEST is not enabled!
[ 0.532045] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
[ 0.542156] ACPI: Battery Slot [BAT1] (battery present)
[ 0.542758] Linux agpgart interface v0.103
[ 0.551862] brd: module loaded
[ 0.556377] loop: module loaded
[ 0.560639] ahci 0000:00:1f.2: version 3.0
[ 0.561004] ahci 0000:00:1f.2: SSS flag set, parallel bus scan disabled
[ 0.576180] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x1b impl SATA mode
[ 0.576201] ahci 0000:00:1f.2: flags: 64bit ncq sntf ilck stag pm led clo pio slum part ems sxs apst
[ 0.602468] scsi host0: ahci
[ 0.603123] scsi host1: ahci
[ 0.603603] scsi host2: ahci
[ 0.604200] scsi host3: ahci
[ 0.604710] scsi host4: ahci
[ 0.605096] scsi host5: ahci
[ 0.605286] ata1: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708100 irq 25
[ 0.605297] ata2: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708180 irq 25
[ 0.605306] ata3: DUMMY
[ 0.605312] ata4: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708280 irq 25
[ 0.605321] ata5: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708300 irq 25
[ 0.605330] ata6: DUMMY
[ 0.607006] libphy: Fixed MDIO Bus: probed
[ 0.607410] tun: Universal TUN/TAP device driver, 1.6
[ 0.607417] tun: (C) 1999-2004 Max Krasnyansky <maxk@xxxxxxxxxxxx>
[ 0.607641] PPP generic driver version 2.4.2
[ 0.608077] xhci_hcd 0000:03:00.0: xHCI Host Controller
[ 0.608308] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 1
[ 0.618101] xhci_hcd 0000:03:00.0: hcc params 0x0200f180 hci version 0x96 quirks 0x00080000
[ 0.618954] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.618963] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.618972] usb usb1: Product: xHCI Host Controller
[ 0.618978] usb usb1: Manufacturer: Linux 4.2.0-6-llvmlinux-amd64 xhci-hcd
[ 0.618986] usb usb1: SerialNumber: 0000:03:00.0
[ 0.620064] hub 1-0:1.0: USB hub found
[ 0.620174] hub 1-0:1.0: 2 ports detected
[ 0.621259] xhci_hcd 0000:03:00.0: xHCI Host Controller
[ 0.621277] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 2
[ 0.621435] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[ 0.621560] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
[ 0.621568] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.621577] usb usb2: Product: xHCI Host Controller
[ 0.621583] usb usb2: Manufacturer: Linux 4.2.0-6-llvmlinux-amd64 xhci-hcd
[ 0.621590] usb usb2: SerialNumber: 0000:03:00.0
[ 0.622204] hub 2-0:1.0: USB hub found
[ 0.622292] hub 2-0:1.0: 2 ports detected
[ 0.622909] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.622920] ehci-pci: EHCI PCI platform driver
[ 0.623263] ehci-pci 0000:00:1a.0: EHCI Host Controller
[ 0.623293] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 3
[ 0.623324] ehci-pci 0000:00:1a.0: debug port 2
[ 0.627281] ehci-pci 0000:00:1a.0: cache line size of 64 is not supported
[ 0.627310] ehci-pci 0000:00:1a.0: irq 16, io mem 0xf070a000
[ 0.636164] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
[ 0.636360] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.636368] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.636376] usb usb3: Product: EHCI Host Controller
[ 0.636381] usb usb3: Manufacturer: Linux 4.2.0-6-llvmlinux-amd64 ehci_hcd
[ 0.636387] usb usb3: SerialNumber: 0000:00:1a.0
[ 0.636997] hub 3-0:1.0: USB hub found
[ 0.637029] hub 3-0:1.0: 2 ports detected
[ 0.637808] ehci-pci 0000:00:1d.0: EHCI Host Controller
[ 0.637829] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 4
[ 0.637856] ehci-pci 0000:00:1d.0: debug port 2
[ 0.641800] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported
[ 0.641834] ehci-pci 0000:00:1d.0: irq 23, io mem 0xf0709000
[ 0.652087] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
[ 0.652281] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.652289] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.652297] usb usb4: Product: EHCI Host Controller
[ 0.652302] usb usb4: Manufacturer: Linux 4.2.0-6-llvmlinux-amd64 ehci_hcd
[ 0.652309] usb usb4: SerialNumber: 0000:00:1d.0
[ 0.652884] hub 4-0:1.0: USB hub found
[ 0.652914] hub 4-0:1.0: 2 ports detected
[ 0.653334] ehci-platform: EHCI generic platform driver
[ 0.653375] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.653394] ohci-pci: OHCI PCI platform driver
[ 0.653431] ohci-platform: OHCI generic platform driver
[ 0.653459] uhci_hcd: USB Universal Host Controller Interface driver
[ 0.653586] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:EPAD] at 0x60,0x64 irq 1,12
[ 0.659931] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 0.660020] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 0.660922] mousedev: PS/2 mouse device common for all mice
[ 0.662598] rtc_cmos 00:01: rtc core: registered rtc_cmos as rtc0
[ 0.662649] rtc_cmos 00:01: alarms up to one month, y3k, 242 bytes nvram, hpet irqs
[ 0.662750] device-mapper: uevent: version 1.0.3
[ 0.662984] device-mapper: ioctl: 4.32.0-ioctl (2015-6-26) initialised: dm-devel@xxxxxxxxxx
[ 0.663028] Intel P-state driver initializing.
[ 0.664215] ledtrig-cpu: registered to indicate activity on CPUs
[ 0.664965] NET: Registered protocol family 10
[ 0.667316] NET: Registered protocol family 17
[ 0.667390] Key type dns_resolver registered
[ 0.669157] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3
[ 0.670603] Loading compiled-in X.509 certificates
[ 0.672760] Loaded X.509 cert 'Build time autogenerated kernel key: 557fe295a55bbcd71d4909e2d9c7551cf8b42467'
[ 0.672813] registered taskstats version 1
[ 0.680523] Key type trusted registered
[ 0.691934] Key type encrypted registered
[ 0.691950] AppArmor: AppArmor sha1 policy hashing enabled
[ 0.691959] evm: HMAC attrs: 0x1
[ 0.692850] rtc_cmos 00:01: setting system clock to 2015-09-14 15:54:13 UTC (1442246053)
[ 0.693014] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 0.693021] EDD information not available.
[ 0.927902] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 0.929221] ata1.00: ATA-8: Hitachi HTS545050A7E380, GG2OA6C0, max UDMA/133
[ 0.929242] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
[ 0.930626] ata1.00: configured for UDMA/133
[ 0.931629] scsi 0:0:0:0: Direct-Access ATA Hitachi HTS54505 A6C0 PQ: 0 ANSI: 5
[ 0.932851] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
[ 0.932866] sd 0:0:0:0: [sda] 4096-byte physical blocks
[ 0.933131] sd 0:0:0:0: [sda] Write Protect is off
[ 0.933144] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 0.933264] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 0.933362] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 0.947747] usb 3-1: new high-speed USB device number 2 using ehci-pci
[ 0.963872] usb 4-1: new high-speed USB device number 2 using ehci-pci
[ 0.982931] sda: sda1 sda2 sda3
[ 0.984545] sd 0:0:0:0: [sda] Attached SCSI disk
[ 0.987808] usb 1-1: new low-speed USB device number 2 using xhci_hcd
[ 1.080539] usb 3-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.080560] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.081542] hub 3-1:1.0: USB hub found
[ 1.081876] hub 3-1:1.0: 6 ports detected
[ 1.096595] usb 4-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.096606] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.097265] hub 4-1:1.0: USB hub found
[ 1.097587] hub 4-1:1.0: 6 ports detected
[ 1.182011] usb 1-1: New USB device found, idVendor=046d, idProduct=c00e
[ 1.182022] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1.182030] usb 1-1: Product: USB-PS/2 Optical Mouse
[ 1.182035] usb 1-1: Manufacturer: Logitech
[ 1.182391] usb 1-1: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
[ 1.251678] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 1.252574] ata2.00: ATA-8: SanDisk iSSD P4 16GB, SSD 9.14, max UDMA/133
[ 1.252600] ata2.00: 31277232 sectors, multi 1: LBA48
[ 1.253343] ata2.00: configured for UDMA/133
[ 1.253700] scsi 1:0:0:0: Direct-Access ATA SanDisk iSSD P4 9.14 PQ: 0 ANSI: 5
[ 1.254492] sd 1:0:0:0: [sdb] 31277232 512-byte logical blocks: (16.0 GB/14.9 GiB)
[ 1.254657] sd 1:0:0:0: Attached scsi generic sg1 type 0
[ 1.254726] sd 1:0:0:0: [sdb] Write Protect is off
[ 1.254736] sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00
[ 1.254808] sd 1:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 1.255947] sdb: sdb1 sdb2
[ 1.256722] sd 1:0:0:0: [sdb] Attached SCSI disk
[ 1.355591] usb 3-1.4: new high-speed USB device number 3 using ehci-pci
[ 1.371580] usb 4-1.5: new full-speed USB device number 3 using ehci-pci
[ 1.468892] usb 4-1.5: New USB device found, idVendor=8086, idProduct=0189
[ 1.468904] usb 4-1.5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.511596] tsc: Refined TSC clocksource calibration: 1596.374 MHz
[ 1.511608] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1702c3a922f, max_idle_ns: 440795242034 ns
[ 1.571449] ata4: SATA link down (SStatus 0 SControl 300)
[ 1.611888] usb 3-1.4: New USB device found, idVendor=2232, idProduct=1018
[ 1.611901] usb 3-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1.611910] usb 3-1.4: Product: WebCam SC-13HDL11431N
[ 1.611916] usb 3-1.4: Manufacturer: 123
[ 1.891261] ata5: SATA link down (SStatus 0 SControl 300)
[ 1.892505] Freeing unused kernel memory: 2956K (ffffffff81f27000 - ffffffff8220a000)
[ 1.892518] Write protecting the kernel read-only data: 14336k
[ 1.893531] Freeing unused kernel memory: 892K (ffff880001921000 - ffff880001a00000)
[ 1.894055] Freeing unused kernel memory: 732K (ffff880001d49000 - ffff880001e00000)
[ 1.934726] udevd[142]: starting version 175
[ 2.260744] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
[ 2.260781] r8169 0000:02:00.0: can't disable ASPM; OS doesn't have ASPM control
[ 2.267105] r8169 0000:02:00.0 eth0: RTL8168evl/8111evl at 0xffffc90000a1e000, e8:03:9a:36:17:a9, XID 0c900800 IRQ 31
[ 2.267133] r8169 0000:02:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[ 2.280346] usbcore: registered new interface driver usbhid
[ 2.280357] usbhid: USB HID core driver
[ 2.353442] input: Logitech USB-PS/2 Optical Mouse as /devices/pci0000:00/0000:00:1c.4/0000:03:00.0/usb1/1-1/1-1:1.0/0003:046D:C00E.0001/input/input5
[ 2.354026] hid-generic 0003:046D:C00E.0001: input: USB HID v1.10 Mouse [Logitech USB-PS/2 Optical Mouse] on usb-0000:03:00.0-1/input0
[ 2.511120] clocksource: Switched to clocksource tsc
[ 3.034907] EXT4-fs (loop0): mounted filesystem with ordered data mode. Opts: (null)
[ 3.759790] random: nonblocking pool is initialized
[ 4.153476] usb 3-1.2: new high-speed USB device number 4 using ehci-pci
[ 4.248737] usb 3-1.2: New USB device found, idVendor=12d1, idProduct=1446
[ 4.248760] usb 3-1.2: New USB device strings: Mfr=3, Product=2, SerialNumber=0
[ 4.248769] usb 3-1.2: Product: HUAWEI Mobile
[ 4.248774] usb 3-1.2: Manufacturer: HUAWEI Technology
[ 5.350733] init: ureadahead main process (436) terminated with status 5
[ 9.965449] Adding 262140k swap on /host/ubuntu/disks/swap.disk. Priority:-1 extents:1 across:262140k FS
[ 10.191789] EXT4-fs (loop0): re-mounted. Opts: errors=remount-ro
[ 10.348201] udevd[670]: starting version 175
[ 11.699566] lp: driver loaded but no devices found
[ 13.706416] wmi: Mapper loaded
[ 13.927688] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000047F (\PMIO) (20150619/utaddress-245)
[ 13.927702] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.927710] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20150619/utaddress-245)
[ 13.927719] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.927723] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20150619/utaddress-245)
[ 13.927731] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.927735] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20150619/utaddress-245)
[ 13.927743] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.927746] lpc_ich: Resource conflict(s) found affecting gpio_ich
[ 13.970996] samsung_laptop: detected SABI interface: SwSmi@
[ 14.760835] [drm] Initialized drm 1.1.0 20060810
[ 15.579210] Bluetooth: Core ver 2.20
[ 15.579268] NET: Registered protocol family 31
[ 15.579274] Bluetooth: HCI device and connection manager initialized
[ 15.579467] Bluetooth: HCI socket layer initialized
[ 15.579475] Bluetooth: L2CAP socket layer initialized
[ 15.579536] Bluetooth: SCO socket layer initialized
[ 15.943603] psmouse serio1: elantech: assuming hardware version 3 (with firmware version 0x450f00)
[ 15.959067] psmouse serio1: elantech: Synaptics capabilities query result 0x08, 0x17, 0x0c.
[ 15.974367] psmouse serio1: elantech: Elan sample query result 03, 3f, 86
[ 16.053724] input: ETPS/2 Elantech Touchpad as /devices/platform/i8042/serio1/input/input6
[ 16.079586] usb-storage 3-1.2:1.0: USB Mass Storage device detected
[ 16.080074] scsi host6: usb-storage 3-1.2:1.0
[ 16.080351] usb-storage 3-1.2:1.1: USB Mass Storage device detected
[ 16.080550] scsi host7: usb-storage 3-1.2:1.1
[ 16.080810] usbcore: registered new interface driver usb-storage
[ 17.079254] scsi 6:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
[ 17.079370] scsi 7:0:0:0: Direct-Access HUAWEI SD Storage 2.31 PQ: 0 ANSI: 2
[ 17.083118] sd 7:0:0:0: Attached scsi generic sg2 type 0
[ 17.092648] sd 7:0:0:0: [sdc] Attached SCSI removable disk
[ 17.094629] sr 6:0:0:0: [sr0] scsi-1 drive
[ 17.094634] cdrom: Uniform CD-ROM driver Revision: 3.20
[ 17.109470] sr 6:0:0:0: Attached scsi CD-ROM sr0
[ 17.110471] sr 6:0:0:0: Attached scsi generic sg3 type 5
[ 17.246883] audit: type=1400 audit(1442238870.060:2): apparmor="STATUS" operation="profile_load" name="/sbin/dhclient" pid=1018 comm="apparmor_parser"
[ 17.246894] audit: type=1400 audit(1442238870.060:3): apparmor="STATUS" operation="profile_load" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1018 comm="apparmor_parser"
[ 17.246900] audit: type=1400 audit(1442238870.060:4): apparmor="STATUS" operation="profile_load" name="/usr/lib/connman/scripts/dhclient-script" pid=1018 comm="apparmor_parser"
[ 17.247469] audit: type=1400 audit(1442238870.060:5): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1018 comm="apparmor_parser"
[ 17.247477] audit: type=1400 audit(1442238870.060:6): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=1018 comm="apparmor_parser"
[ 17.247782] audit: type=1400 audit(1442238870.060:7): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=1018 comm="apparmor_parser"
[ 17.345509] cfg80211: World regulatory domain updated:
[ 17.345517] cfg80211: DFS Master region: unset
[ 17.345520] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 17.345526] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 17.345530] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 17.345534] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 17.345537] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 17.345541] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
[ 17.415727] audit: type=1400 audit(1442238870.228:8): apparmor="STATUS" operation="profile_replace" name="/sbin/dhclient" pid=1027 comm="apparmor_parser"
[ 17.415746] audit: type=1400 audit(1442238870.228:9): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1027 comm="apparmor_parser"
[ 17.415759] audit: type=1400 audit(1442238870.228:10): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=1027 comm="apparmor_parser"
[ 17.416680] audit: type=1400 audit(1442238870.232:11): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1027 comm="apparmor_parser"
[ 17.556542] ppdev: user-space parallel port driver
[ 17.744923] usbcore: registered new interface driver btusb
[ 17.792850] Linux video capture interface: v2.00
[ 17.821721] Intel(R) Wireless WiFi driver for Linux
[ 17.821726] Copyright(c) 2003- 2015 Intel Corporation
[ 17.822272] iwlwifi 0000:01:00.0: can't disable ASPM; OS doesn't have ASPM control
[ 18.075196] Bluetooth: RFCOMM TTY layer initialized
[ 18.075215] Bluetooth: RFCOMM socket layer initialized
[ 18.075235] Bluetooth: RFCOMM ver 1.11
[ 18.175148] init: failsafe main process (1090) killed by TERM signal
[ 18.354525] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 18.354531] Bluetooth: BNEP filters: protocol multicast
[ 18.354543] Bluetooth: BNEP socket layer initialized
[ 18.535825] usb 3-1.2: USB disconnect, device number 4
[ 18.570951] uvcvideo: Found UVC 1.00 device WebCam SC-13HDL11431N (2232:1018)
[ 18.590717] input: WebCam SC-13HDL11431N as /devices/pci0000:00/0000:00:1a.0/usb3/3-1/3-1.4/3-1.4:1.0/input/input7
[ 18.591295] usbcore: registered new interface driver uvcvideo
[ 18.591299] USB Video Class driver (1.1.1)
[ 18.814397] iwlwifi 0000:01:00.0: loaded firmware version 18.168.6.1 op_mode iwldvm
[ 19.723343] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC269VC: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker
[ 19.723349] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 19.723351] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x15/0x0/0x0/0x0/0x0)
[ 19.723354] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 19.723356] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 19.723359] snd_hda_codec_realtek hdaudioC0D0: Internal Mic=0x19
[ 19.723362] snd_hda_codec_realtek hdaudioC0D0: Mic=0x18
[ 19.833957] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 19.834972] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 19.835283] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[ 20.157504] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEBUG disabled
[ 20.157510] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
[ 20.157513] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
[ 20.157516] iwlwifi 0000:01:00.0: Detected Intel(R) Centrino(R) Advanced-N 6230 AGN, REV=0xB0
[ 20.158262] iwlwifi 0000:01:00.0: L1 Enabled - LTR Disabled
[ 22.572466] usb 3-1.2: new high-speed USB device number 5 using ehci-pci
[ 22.575409] audit_printk_skb: 162 callbacks suppressed
[ 22.575413] audit: type=1400 audit(1442238875.392:66): apparmor="STATUS" operation="profile_replace" name="/usr/lib/cups/backend/cups-pdf" pid=1372 comm="apparmor_parser"
[ 22.575423] audit: type=1400 audit(1442238875.392:67): apparmor="STATUS" operation="profile_replace" name="/usr/sbin/cupsd" pid=1372 comm="apparmor_parser"
[ 22.576188] audit: type=1400 audit(1442238875.392:68): apparmor="STATUS" operation="profile_replace" name="/usr/sbin/cupsd" pid=1372 comm="apparmor_parser"
[ 22.604524] BUG: sleeping function called from invalid context at kernel/workqueue.c:2771
[ 22.604539] in_atomic(): 0, irqs_disabled(): 1, pid: 1347, name: acpid
[ 22.604546] 3 locks held by acpid/1347:
[ 22.604547] #0: (&evdev->mutex){+.+...}, at: [<ffffffff8173bf0c>] evdev_release+0xbc/0xf0
[ 22.604557] #1: (&dev->mutex#2){+.+...}, at: [<ffffffff81733677>] input_close_device+0x27/0x70
[ 22.604566] #2: (hid_open_mut){+.+...}, at: [<ffffffffa0056378>] usbhid_close+0x28/0xb0 [usbhid]
[ 22.604573] irq event stamp: 19874
[ 22.604575] hardirqs last enabled at (19873): [<ffffffff81918562>] _raw_spin_unlock_irq+0x32/0x60
[ 22.604579] hardirqs last disabled at (19874): [<ffffffff81120487>] del_timer_sync+0x37/0x110
[ 22.604584] softirqs last enabled at (18852): [<ffffffff8189ed39>] local_bh_enable+0x9/0x20
[ 22.604588] softirqs last disabled at (18850): [<ffffffff8189ed19>] local_bh_disable+0x9/0x20
[ 22.604593] CPU: 3 PID: 1347 Comm: acpid Not tainted 4.2.0-6-llvmlinux-amd64 #1
[ 22.604595] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[ 22.604597] ffff8800d31ce948 0000000000000092 0000000000000000 ffff880116e2fbb8
[ 22.604601] ffffffff8149289d ffff880116e2fbe8 ffffffff810cbf8a ffffffff81c51a34
[ 22.604605] ffff8800c65d5140 0000000000000000 0000000000000ad3 ffff880116e2fc28
[ 22.604608] Call Trace:
[ 22.604612] [<ffffffff8149289d>] dump_stack+0x7d/0xa0
[ 22.604617] [<ffffffff810cbf8a>] ___might_sleep+0x28a/0x2a0
[ 22.604620] [<ffffffff810cbc8f>] __might_sleep+0x4f/0xc0
[ 22.604623] [<ffffffff810aebae>] __cancel_work_timer+0x2e/0x270
[ 22.604626] [<ffffffff81918502>] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 22.604630] [<ffffffff8112043d>] ? try_to_del_timer_sync+0xad/0xc0
[ 22.604632] [<ffffffff810aeb78>] cancel_work_sync+0x18/0x20
[ 22.604636] [<ffffffffa00563c5>] usbhid_close+0x75/0xb0 [usbhid]
[ 22.604641] [<ffffffffa0039431>] hidinput_close+0x31/0x40 [hid]
[ 22.604645] [<ffffffffa0039400>] ? hidinput_open+0x40/0x40 [hid]
[ 22.604648] [<ffffffff81733698>] input_close_device+0x48/0x70
[ 22.604651] [<ffffffff8173bf26>] evdev_release+0xd6/0xf0
[ 22.604655] [<ffffffff8126ed57>] __fput+0x107/0x240
[ 22.604659] [<ffffffff8126ebe6>] ____fput+0x16/0x20
[ 22.604662] [<ffffffff810b8117>] task_work_run+0x87/0x130
[ 22.604667] [<ffffffff810173ef>] do_notify_resume+0x9cf/0xa00
[ 22.604670] [<ffffffff810edded>] ? trace_hardirqs_on+0xd/0x10
[ 22.604675] [<ffffffff811d1ce3>] ? context_tracking_user_enter+0x13/0x20
[ 22.604678] [<ffffffff81029c31>] ? syscall_trace_leave+0x111/0x340
[ 22.604681] [<ffffffff8126eb76>] ? fput+0x76/0xd0
[ 22.604684] [<ffffffff8126b435>] ? filp_close+0x65/0x90
[ 22.604688] [<ffffffff81003017>] ? trace_hardirqs_on_thunk+0x17/0x19
[ 22.604691] [<ffffffff8191932e>] int_signal+0x12/0x17
[ 22.667138] usb 3-1.2: New USB device found, idVendor=12d1, idProduct=1436
[ 22.667150] usb 3-1.2: New USB device strings: Mfr=4, Product=3, SerialNumber=0
[ 22.667157] usb 3-1.2: Product: HUAWEI Mobile
[ 22.667163] usb 3-1.2: Manufacturer: HUAWEI Technology
[ 22.670412] usb-storage 3-1.2:1.0: USB Mass Storage device detected
[ 22.671180] usb-storage 3-1.2:1.1: USB Mass Storage device detected
[ 22.671614] usb-storage 3-1.2:1.2: USB Mass Storage device detected
[ 22.672088] usb-storage 3-1.2:1.3: USB Mass Storage device detected
[ 22.672647] usb-storage 3-1.2:1.4: USB Mass Storage device detected
[ 22.673147] usb-storage 3-1.2:1.5: USB Mass Storage device detected
[ 22.673654] scsi host13: usb-storage 3-1.2:1.5
[ 22.674221] usb-storage 3-1.2:1.6: USB Mass Storage device detected
[ 22.674867] scsi host14: usb-storage 3-1.2:1.6
[ 22.691954] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs'
[ 22.718827] usbcore: registered new interface driver usbserial
[ 22.952888] cdc_ether 3-1.2:1.1 wwan0: register 'cdc_ether' at usb-0000:00:1a.0-1.2, Mobile Broadband Network Device, 02:50:f3:00:00:00
[ 22.952973] usbcore: registered new interface driver cdc_ether
[ 23.160288] usbcore: registered new interface driver option
[ 23.162593] usbserial: USB Serial support registered for GSM modem (1-port)
[ 23.163103] option 3-1.2:1.0: GSM modem (1-port) converter detected
[ 23.164492] usb 3-1.2: GSM modem (1-port) converter now attached to ttyUSB0
[ 23.164823] option 3-1.2:1.3: GSM modem (1-port) converter detected
[ 23.165140] usb 3-1.2: GSM modem (1-port) converter now attached to ttyUSB1
[ 23.165196] option 3-1.2:1.4: GSM modem (1-port) converter detected
[ 23.165464] usb 3-1.2: GSM modem (1-port) converter now attached to ttyUSB2
[ 23.674063] scsi 14:0:0:0: Direct-Access HUAWEI SD Storage 2.31 PQ: 0 ANSI: 2
[ 23.674298] scsi 13:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
[ 23.675445] sd 14:0:0:0: Attached scsi generic sg2 type 0
[ 23.678938] sd 14:0:0:0: [sdc] Attached SCSI removable disk
[ 23.682323] sr 13:0:0:0: [sr0] scsi-1 drive
[ 23.683891] sr 13:0:0:0: Attached scsi CD-ROM sr0
[ 23.684579] sr 13:0:0:0: Attached scsi generic sg3 type 5
[ 24.078464] [drm] Memory usable by graphics device = 2048M
[ 24.078548] [drm] Replacing VGA console driver
[ 24.087715] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 24.087719] [drm] Driver supports precise vblank timestamp query.
[ 24.088651] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
[ 24.107136] ACPI: Video Device [GFX0] (multi-head: yes rom: no post: no)
[ 24.108547] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input11
[ 24.110728] [drm] Initialized i915 1.6.0 20150522 for 0000:00:02.0 on minor 0
[ 24.120177] fbcon: inteldrmfb (fb0) is primary device
[ 24.517230] r8169 0000:02:00.0 eth0: link down
[ 24.517645] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 25.123790] Console: switching to colour frame buffer device 170x48
[ 25.128771] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[ 25.128775] i915 0000:00:02.0: registered panic notifier
[ 25.261993] init: plymouth-splash main process (1562) terminated with status 1
[ 29.067790] init: plymouth-stop pre-start process (1789) terminated with status 1
[ 65.621164] usb 4-1.5: USB disconnect, device number 3
[ 66.083865] PPP BSD Compression module registered
[ 66.196018] PPP Deflate Compression module registered
[ 1935.508203] blk_update_request: I/O error, dev loop0, sector 20709504
[ 3831.786693] blk_update_request: I/O error, dev loop0, sector 23859560
[ 4527.833183] blk_update_request: I/O error, dev loop0, sector 20709504
[ 4890.271387] BUG: sleeping function called from invalid context at kernel/workqueue.c:2771
[ 4890.271457] in_atomic(): 0, irqs_disabled(): 1, pid: 1778, name: Xorg
[ 4890.271500] 3 locks held by Xorg/1778:
[ 4890.271502] #0: (&evdev->mutex){+.+.+.}, at: [<ffffffff8173bf0c>] evdev_release+0xbc/0xf0
[ 4890.271512] #1: (&dev->mutex#2){+.+...}, at: [<ffffffff81733677>] input_close_device+0x27/0x70
[ 4890.271519] #2: (hid_open_mut){+.+...}, at: [<ffffffffa0056378>] usbhid_close+0x28/0xb0 [usbhid]
[ 4890.271529] irq event stamp: 1893108
[ 4890.271530] hardirqs last enabled at (1893107): [<ffffffff81918562>] _raw_spin_unlock_irq+0x32/0x60
[ 4890.271535] hardirqs last disabled at (1893108): [<ffffffff81120487>] del_timer_sync+0x37/0x110
[ 4890.271539] softirqs last enabled at (1892938): [<ffffffff8181ac59>] local_bh_enable+0x9/0x20
[ 4890.271543] softirqs last disabled at (1892936): [<ffffffff8181ac39>] local_bh_disable+0x9/0x20
[ 4890.271548] CPU: 3 PID: 1778 Comm: Xorg Not tainted 4.2.0-6-llvmlinux-amd64 #1
[ 4890.271550] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[ 4890.271552] ffff8800d31ce948 0000000000000092 0000000000000000 ffff8800b4c67a08
[ 4890.271556] ffffffff8149289d ffff8800b4c67a38 ffffffff810cbf8a ffffffff81c51a34
[ 4890.271559] ffff880116f287c0 0000000000000000 0000000000000ad3 ffff8800b4c67a78
[ 4890.271562] Call Trace:
[ 4890.271567] [<ffffffff8149289d>] dump_stack+0x7d/0xa0
[ 4890.271572] [<ffffffff810cbf8a>] ___might_sleep+0x28a/0x2a0
[ 4890.271575] [<ffffffff810cbc8f>] __might_sleep+0x4f/0xc0
[ 4890.271578] [<ffffffff810aebae>] __cancel_work_timer+0x2e/0x270
[ 4890.271581] [<ffffffff81918502>] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 4890.271584] [<ffffffff8112043d>] ? try_to_del_timer_sync+0xad/0xc0
[ 4890.271586] [<ffffffff810aeb78>] cancel_work_sync+0x18/0x20
[ 4890.271590] [<ffffffffa00563c5>] usbhid_close+0x75/0xb0 [usbhid]
[ 4890.271595] [<ffffffffa0039431>] hidinput_close+0x31/0x40 [hid]
[ 4890.271599] [<ffffffffa0039400>] ? hidinput_open+0x40/0x40 [hid]
[ 4890.271602] [<ffffffff81733698>] input_close_device+0x48/0x70
[ 4890.271605] [<ffffffff8173bf26>] evdev_release+0xd6/0xf0
[ 4890.271609] [<ffffffff8126ed57>] __fput+0x107/0x240
[ 4890.271612] [<ffffffff8126ebe6>] ____fput+0x16/0x20
[ 4890.271616] [<ffffffff810b8149>] task_work_run+0xb9/0x130
[ 4890.271619] [<ffffffff810916fb>] do_exit+0x32b/0xae0
[ 4890.271622] [<ffffffff810923a8>] do_group_exit+0xe8/0x110
[ 4890.271624] [<ffffffff810a22e2>] get_signal+0x822/0xa50
[ 4890.271627] [<ffffffff8191848d>] ? _raw_spin_unlock+0x2d/0x50
[ 4890.271631] [<ffffffff810edded>] ? trace_hardirqs_on+0xd/0x10
[ 4890.271636] [<ffffffff81016a93>] do_notify_resume+0x73/0xa00
[ 4890.271638] [<ffffffff810edded>] ? trace_hardirqs_on+0xd/0x10
[ 4890.271643] [<ffffffff811d1ce3>] ? context_tracking_user_enter+0x13/0x20
[ 4890.271646] [<ffffffff81029c31>] ? syscall_trace_leave+0x111/0x340
[ 4890.271650] [<ffffffff81003017>] ? trace_hardirqs_on_thunk+0x17/0x19
[ 4890.271653] [<ffffffff8191932e>] int_signal+0x12/0x17
[ 5030.306933] blk_update_request: I/O error, dev loop0, sector 20709504
[ 5043.431006] BUG: sleeping function called from invalid context at kernel/workqueue.c:2771
[ 5043.431078] in_atomic(): 0, irqs_disabled(): 1, pid: 6318, name: Xorg
[ 5043.431117] 3 locks held by Xorg/6318:
[ 5043.431118] #0: (&evdev->mutex){+.+.+.}, at: [<ffffffff8173bf0c>] evdev_release+0xbc/0xf0
[ 5043.431128] #1: (&dev->mutex#2){+.+...}, at: [<ffffffff81733677>] input_close_device+0x27/0x70
[ 5043.431136] #2: (hid_open_mut){+.+...}, at: [<ffffffffa0056378>] usbhid_close+0x28/0xb0 [usbhid]
[ 5043.431144] irq event stamp: 236184
[ 5043.431145] hardirqs last enabled at (236183): [<ffffffff81918562>] _raw_spin_unlock_irq+0x32/0x60
[ 5043.431150] hardirqs last disabled at (236184): [<ffffffff81120487>] del_timer_sync+0x37/0x110
[ 5043.431154] softirqs last enabled at (236010): [<ffffffff8181ac59>] local_bh_enable+0x9/0x20
[ 5043.431158] softirqs last disabled at (236008): [<ffffffff8181ac39>] local_bh_disable+0x9/0x20
[ 5043.431163] CPU: 0 PID: 6318 Comm: Xorg Not tainted 4.2.0-6-llvmlinux-amd64 #1
[ 5043.431164] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[ 5043.431166] ffff8800d31ce948 0000000000000092 0000000000000000 ffff88008b08fa08
[ 5043.431170] ffffffff8149289d ffff88008b08fa38 ffffffff810cbf8a ffffffff81c51a34
[ 5043.431173] ffff8800ac170280 0000000000000000 0000000000000ad3 ffff88008b08fa78
[ 5043.431176] Call Trace:
[ 5043.431182] [<ffffffff8149289d>] dump_stack+0x7d/0xa0
[ 5043.431186] [<ffffffff810cbf8a>] ___might_sleep+0x28a/0x2a0
[ 5043.431189] [<ffffffff810cbc8f>] __might_sleep+0x4f/0xc0
[ 5043.431192] [<ffffffff810aebae>] __cancel_work_timer+0x2e/0x270
[ 5043.431194] [<ffffffff81918502>] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 5043.431197] [<ffffffff8112043d>] ? try_to_del_timer_sync+0xad/0xc0
[ 5043.431199] [<ffffffff810aeb78>] cancel_work_sync+0x18/0x20
[ 5043.431203] [<ffffffffa00563c5>] usbhid_close+0x75/0xb0 [usbhid]
[ 5043.431208] [<ffffffffa0039431>] hidinput_close+0x31/0x40 [hid]
[ 5043.431211] [<ffffffffa0039400>] ? hidinput_open+0x40/0x40 [hid]
[ 5043.431214] [<ffffffff81733698>] input_close_device+0x48/0x70
[ 5043.431217] [<ffffffff8173bf26>] evdev_release+0xd6/0xf0
[ 5043.431221] [<ffffffff8126ed57>] __fput+0x107/0x240
[ 5043.431223] [<ffffffff8126ebe6>] ____fput+0x16/0x20
[ 5043.431226] [<ffffffff810b8149>] task_work_run+0xb9/0x130
[ 5043.431229] [<ffffffff810916fb>] do_exit+0x32b/0xae0
[ 5043.431232] [<ffffffff810923a8>] do_group_exit+0xe8/0x110
[ 5043.431234] [<ffffffff810a22e2>] get_signal+0x822/0xa50
[ 5043.431237] [<ffffffff8191848d>] ? _raw_spin_unlock+0x2d/0x50
[ 5043.431241] [<ffffffff810edded>] ? trace_hardirqs_on+0xd/0x10
[ 5043.431245] [<ffffffff81016a93>] do_notify_resume+0x73/0xa00
[ 5043.431248] [<ffffffff810edded>] ? trace_hardirqs_on+0xd/0x10
[ 5043.431252] [<ffffffff811d1ce3>] ? context_tracking_user_enter+0x13/0x20
[ 5043.431255] [<ffffffff81029c31>] ? syscall_trace_leave+0x111/0x340
[ 5043.431259] [<ffffffff81003017>] ? trace_hardirqs_on_thunk+0x17/0x19
[ 5043.431262] [<ffffffff8191932e>] int_signal+0x12/0x17