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SubjectRe: [PATCH] usbhid: Fix lockdep unannotated irqs-off warning
From
On 3/1/16, Alan Stern <stern@rowland.harvard.edu> wrote:
> On Tue, 1 Mar 2016, Sedat Dilek wrote:
>
>> On Tue, Oct 13, 2015 at 2:57 AM, Steven Rostedt <rostedt@goodmis.org>
>> wrote:
>> > On Sat, 3 Oct 2015 12:05:42 +0200
>> > Sedat Dilek <sedat.dilek@gmail.com> wrote:
>> >
>> >> So, at the beginning... dunno WTF is causing the problems - no
>> >> workaround for CLANG.
>> >
>> > Probably need to compile with gcc and with clang and look at the binary
>> > differences. Or at least what objdump shows.
>> >
>>
>> [ Hope to address this issue to the correct people - CCed some people
>> I taped on their nerves ]
>>
>> Not sure if I should open a new thread?
>> Please, some clear statements on this.
>> Thanks.
>>
>> The issue is still visible and alive.
>
> ...
>
>> [ FACT #3: TEST-CASE #2 ]
>>
>> The most reliable test-case is to simply unplug my external Logitech
>> USB mouse - saw this by accident.
>> YES, it was so simple.
>>
>> --- dmesg_4.5.0-rc6-2-llvmlinux-amd64.txt 2016-02-29
>> 21:23:56.399691975 +0100
>> +++ dmesg_4.5.0-rc6-2-llvmlinux-amd64_usbmouse-unplugged.txt
>> 2016-02-29 21:28:14.401832240 +0100
>> @@ -832,3 +832,75 @@
>> [ 66.529779] PPP BSD Compression module registered
>> [ 66.563013] PPP Deflate Compression module registered
>> [ 66.978977] usb 2-1.5: USB disconnect, device number 4
>> +[ 321.937369] usb 2-1.4: USB disconnect, device number 3
>> +[ 321.950810] BUG: sleeping function called from invalid context at
>> kernel/workqueue.c:2785
>> +[ 321.950816] in_atomic(): 0, irqs_disabled(): 1, pid: 44, name:
>> kworker/2:1
>
>> +[ 321.950885] hardirqs last enabled at (47769):
>> [<ffffffff819426a2>] _raw_spin_unlock_irq+0x32/0x60
>> +[ 321.950889] hardirqs last disabled at (47770):
>> [<ffffffff81115bdc>] del_timer_sync+0x3c/0x110
>> +[ 321.950894] softirqs last enabled at (47112):
>> [<ffffffff810871a2>] __do_softirq+0x5a2/0x610
>> +[ 321.950898] softirqs last disabled at (47097):
>> [<ffffffff8108747c>] irq_exit+0x9c/0x120
>> +[ 321.950903] CPU: 2 PID: 44 Comm: kworker/2:1 Not tainted
>> 4.5.0-rc6-2-llvmlinux-amd64 #1
>> +[ 321.950905] Hardware name: SAMSUNG ELECTRONICS CO., LTD.
>> 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> +[ 321.950908] Workqueue: usb_hub_wq hub_event
>> +[ 321.950911] ffff8800d3326948 0000000000000092 0000000000000000
>> ffff8800d4347568
>> +[ 321.950915] ffffffff814ba7d4 ffff8800d43474f8 ffff8800d4340cc0
>> ffff8800d4347568
>> +[ 321.950919] ffffffff810e28fd 0000000000000092 0000000000000096
>> ffff8800d43475a8
>> +[ 321.950923] Call Trace:
>> +[ 321.950927] [<ffffffff814ba7d4>] dump_stack+0xa4/0xf0
>> +[ 321.950931] [<ffffffff810e28fd>] ? print_irqtrace_events+0xcd/0xe0
>> +[ 321.950936] [<ffffffff810bf495>] ___might_sleep+0x295/0x2b0
>> +[ 321.950939] [<ffffffff810bf18f>] __might_sleep+0x4f/0xc0
>> +[ 321.950943] [<ffffffff810a12ef>] start_flush_work+0x2f/0x2a0
>> +[ 321.950946] [<ffffffff810a129c>] flush_work+0x5c/0x80
>> +[ 321.950949] [<ffffffff810a125a>] ? flush_work+0x1a/0x80
>> +[ 321.950953] [<ffffffff810e247d>] ? trace_hardirqs_off+0xd/0x10
>> +[ 321.950956] [<ffffffff810a032a>] ? try_to_grab_pending+0x4a/0x260
>> +[ 321.950960] [<ffffffff810a1717>] __cancel_work_timer+0x197/0x290
>> +[ 321.950963] [<ffffffff81115b8d>] ? try_to_del_timer_sync+0xad/0xc0
>> +[ 321.950966] [<ffffffff810a1578>] cancel_work_sync+0x18/0x20
>
> It's possible that this could be a compiler-related error connected
> with local_irq_save(). __cancel_work_timer() calls
>
> ret = try_to_grab_pending(work, is_dwork, &flags);
>
> and try_to_grab_pending() starts this way:
>
> static int try_to_grab_pending(struct work_struct *work, bool is_dwork,
> unsigned long *flags)
> {
> struct worker_pool *pool;
> struct pool_workqueue *pwq;
>
> local_irq_save(*flags);
>
> Then later on, __cancel_work_timer() does
>
> local_irq_restore(flags);
>
> Maybe CLANG doesn't like local_irq_save() applied to a pointer as
> opposed to a stack variable.
>
> As a quick test, try applying the patch below. (Note that there is a
> similar construction in kernel/signal.c.)
>
> Alan Stern
>
>
>
> Index: usb-4.4/kernel/workqueue.c
> ===================================================================
> --- usb-4.4.orig/kernel/workqueue.c
> +++ usb-4.4/kernel/workqueue.c
> @@ -1175,12 +1175,14 @@ out_put:
> * This function is safe to call from any context including IRQ handler.
> */
> static int try_to_grab_pending(struct work_struct *work, bool is_dwork,
> - unsigned long *flags)
> + unsigned long *pflags)
> {
> struct worker_pool *pool;
> struct pool_workqueue *pwq;
> + unsigned long flags;
>
> - local_irq_save(*flags);
> + local_irq_save(flags);
> + *pflags = flags;
>
> /* try to steal the timer if it exists */
> if (is_dwork) {
> @@ -1241,7 +1243,7 @@ static int try_to_grab_pending(struct wo
> }
> spin_unlock(&pool->lock);
> fail:
> - local_irq_restore(*flags);
> + local_irq_restore(flags);
> if (work_is_canceling(work))
> return -ENOENT;
> cpu_relax();
>

Hi Alan,

thanks for the quick reply and test-patch.
I adapted it against Linux v4.5-rc6 (see file attachments).

Unfortunately, it does not solve the issue.

With un- and re-plugging my usbmouse I can easily reproduce both
call-traces (see file-attachments).

Regards,
- Sedat -
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 7ff5dc7d2ac5..a2ed8d4838d3 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -1201,12 +1201,14 @@ out_put:
* This function is safe to call from any context including IRQ handler.
*/
static int try_to_grab_pending(struct work_struct *work, bool is_dwork,
- unsigned long *flags)
+ unsigned long *pflags)
{
struct worker_pool *pool;
struct pool_workqueue *pwq;
+ unsigned long flags;

- local_irq_save(*flags);
+ local_irq_save(flags);
+ *pflags = flags;

/* try to steal the timer if it exists */
if (is_dwork) {
@@ -1267,7 +1269,7 @@ static int try_to_grab_pending(struct work_struct *work, bool is_dwork,
}
spin_unlock(&pool->lock);
fail:
- local_irq_restore(*flags);
+ local_irq_restore(flags);
if (work_is_canceling(work))
return -ENOENT;
cpu_relax();[ 0.000000] Linux version 4.5.0-rc6-4-llvmlinux-amd64 (sedat.dilek@gmail.com@fambox) (clang version 3.8.0 ) #2 SMP Wed Mar 2 07:02:13 CET 2016
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.5.0-rc6-4-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]: 576, xstate_sizes[2]: 256
[ 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 832 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] BRK [0x02fce000, 0x02fcefff] PGTABLE
[ 0.000000] BRK [0x02fcf000, 0x02fcffff] PGTABLE
[ 0.000000] BRK [0x02fd0000, 0x02fd0fff] PGTABLE
[ 0.000000] BRK [0x02fd1000, 0x02fd1fff] PGTABLE
[ 0.000000] BRK [0x02fd2000, 0x02fd2fff] PGTABLE
[ 0.000000] BRK [0x02fd3000, 0x02fd3fff] PGTABLE
[ 0.000000] RAMDISK: [mem 0x37868000-0x37c2bfff]
[ 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] 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] 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 32 pages/cpu @ffff88011fa00000 s94088 r8192 d28792 u262144
[ 0.000000] pcpu-alloc: s94088 r8192 d28792 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-4.5.0-rc6-4-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: 3915456K/4086000K available (9508K kernel code, 1171K rwdata, 3396K rodata, 3000K init, 14020K bss, 170544K 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 1596.350 MHz processor
[ 0.000004] Calibrating delay loop (skipped), value calculated using timer frequency.. 3192.70 BogoMIPS (lpj=6385400)
[ 0.000020] pid_max: default: 32768 minimum: 301
[ 0.000072] ACPI: Core revision 20160108
[ 0.025867] ACPI: 5 ACPI AML tables successfully acquired and loaded
[ 0.025881]
[ 0.026139] Security Framework initialized
[ 0.026148] Yama: becoming mindful.
[ 0.026196] AppArmor: AppArmor initialized
[ 0.026979] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
[ 0.028141] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
[ 0.028662] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.028684] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.030522] Disabled fast string operations
[ 0.030533] CPU: Physical Processor ID: 0
[ 0.030540] CPU: Processor Core ID: 0
[ 0.030550] ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
[ 0.030559] ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)
[ 0.030570] mce: CPU supports 7 MCE banks
[ 0.030617] CPU0: Thermal monitoring enabled (TM1)
[ 0.030642] process: using mwait in idle threads
[ 0.030652] Last level iTLB entries: 4KB 512, 2MB 8, 4MB 8
[ 0.030660] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32, 1GB 0
[ 0.031294] Freeing SMP alternatives memory: 28K (ffffffff82214000 - ffffffff8221b000)
[ 0.051117] ftrace: allocating 226390 entries in 885 pages
[ 0.165913] x2apic: IRQ remapping doesn't support X2APIC mode
[ 0.166577] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.206276] TSC deadline timer enabled
[ 0.206282] smpboot: CPU0: Intel(R) Core(TM) i5-2467M CPU @ 1.60GHz (family: 0x6, model: 0x2a, stepping: 0x7)
[ 0.206338] Performance Events: PEBS fmt1+, 16-deep LBR, SandyBridge events, full-width counters, Intel PMU driver.
[ 0.206385] ... version: 3
[ 0.206390] ... bit width: 48
[ 0.206395] ... generic registers: 4
[ 0.206400] ... value mask: 0000ffffffffffff
[ 0.206406] ... max period: 0000ffffffffffff
[ 0.206412] ... fixed-purpose events: 3
[ 0.206417] ... event mask: 000000070000000f
[ 0.208659] x86: Booting SMP configuration:
[ 0.208667] .... node #0, CPUs: #1
[ 0.209006] Disabled fast string operations
[ 0.211634] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter.
[ 0.212224] #2
[ 0.212532] Disabled fast string operations
[ 0.215199] #3<6>[ 0.215509] Disabled fast string operations
[ 0.217656] x86: Booted up 1 node, 4 CPUs
[ 0.217670] smpboot: Total of 4 processors activated (12770.80 BogoMIPS)
[ 0.222566] devtmpfs: initialized
[ 0.229268] evm: security.selinux
[ 0.229275] evm: security.SMACK64
[ 0.229279] evm: security.capability
[ 0.229484] PM: Registering ACPI NVS region [mem 0xdae7f000-0xdaf9efff] (1179648 bytes)
[ 0.229905] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.231596] NET: Registered protocol family 16
[ 0.241428] cpuidle: using governor ladder
[ 0.257380] cpuidle: using governor menu
[ 0.257583] ACPI: bus type PCI registered
[ 0.257931] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
[ 0.257943] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in E820
[ 0.257959] PCI: Using configuration type 1 for base access
[ 0.258728] perf_event_intel: PMU erratum BJ122, BV98, HSD29 worked around, HT is on
[ 0.277809] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[ 0.279239] ACPI: Added _OSI(Module Device)
[ 0.279248] ACPI: Added _OSI(Processor Device)
[ 0.279254] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.279260] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.286973] ACPI: Executed 1 blocks of module-level executable AML code
[ 0.297390] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 0.299399] ACPI: Dynamic OEM Table Load:
[ 0.299429] ACPI: SSDT 0xFFFF88011A715000 000688 (v01 PmRef Cpu0Cst 00003001 INTL 20061109)
[ 0.302052] ACPI: Dynamic OEM Table Load:
[ 0.302081] ACPI: SSDT 0xFFFF88011A7E4400 000303 (v01 PmRef ApIst 00003000 INTL 20061109)
[ 0.304472] ACPI: Dynamic OEM Table Load:
[ 0.304499] ACPI: SSDT 0xFFFF88011A7D4A00 000119 (v01 PmRef ApCst 00003000 INTL 20061109)
[ 0.308524] ACPI : EC: EC started
[ 0.309977] ACPI: Interpreter enabled
[ 0.310054] ACPI: (supports S0 S1 S3 S4 S5)
[ 0.310060] ACPI: Using IOAPIC for interrupt routing
[ 0.310152] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.334909] ACPI: Power Resource [FN00] (off)
[ 0.335424] ACPI: Power Resource [FN01] (off)
[ 0.335816] ACPI: Power Resource [FN02] (off)
[ 0.336203] ACPI: Power Resource [FN03] (off)
[ 0.336589] ACPI: Power Resource [FN04] (off)
[ 0.339384] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-3e])
[ 0.339399] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
[ 0.340153] \_SB_.PCI0 (33DB4D5B-1FF7-401C-9657-7441C03DD766): _OSC invalid UUID
[ 0.340155] _OSC request data: 1 1f 0
[ 0.340162] acpi PNP0A08:00: _OSC failed (AE_ERROR); disabling ASPM
[ 0.341207] PCI host bridge to bus 0000:00
[ 0.341216] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 0.341224] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
[ 0.341232] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 0.341242] pci_bus 0000:00: root bus resource [mem 0xdfa00000-0xfeafffff window]
[ 0.341252] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
[ 0.341262] pci_bus 0000:00: root bus resource [bus 00-3e]
[ 0.341363] pci 0000:00:00.0: [8086:0104] type 00 class 0x060000
[ 0.341859] pci 0000:00:02.0: [8086:0116] type 00 class 0x030000
[ 0.341880] pci 0000:00:02.0: reg 0x10: [mem 0xf0000000-0xf03fffff 64bit]
[ 0.341893] pci 0000:00:02.0: reg 0x18: [mem 0xe0000000-0xefffffff 64bit pref]
[ 0.341902] pci 0000:00:02.0: reg 0x20: [io 0x3000-0x303f]
[ 0.342407] pci 0000:00:16.0: [8086:1c3a] type 00 class 0x078000
[ 0.342449] pci 0000:00:16.0: reg 0x10: [mem 0xf0705000-0xf070500f 64bit]
[ 0.342604] pci 0000:00:16.0: PME# supported from D0 D3hot D3cold
[ 0.342995] pci 0000:00:1a.0: [8086:1c2d] type 00 class 0x0c0320
[ 0.343029] pci 0000:00:1a.0: reg 0x10: [mem 0xf070a000-0xf070a3ff]
[ 0.343205] pci 0000:00:1a.0: PME# supported from D0 D3hot D3cold
[ 0.343558] pci 0000:00:1b.0: [8086:1c20] type 00 class 0x040300
[ 0.343597] pci 0000:00:1b.0: reg 0x10: [mem 0xf0700000-0xf0703fff 64bit]
[ 0.343778] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
[ 0.343994] pci 0000:00:1b.0: System wakeup disabled by ACPI
[ 0.344182] pci 0000:00:1c.0: [8086:1c10] type 01 class 0x060400
[ 0.344352] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
[ 0.344540] pci 0000:00:1c.0: System wakeup disabled by ACPI
[ 0.344730] pci 0000:00:1c.3: [8086:1c16] type 01 class 0x060400
[ 0.344900] pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold
[ 0.345086] pci 0000:00:1c.3: System wakeup disabled by ACPI
[ 0.345273] pci 0000:00:1c.4: [8086:1c18] type 01 class 0x060400
[ 0.345449] pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold
[ 0.345845] pci 0000:00:1d.0: [8086:1c26] type 00 class 0x0c0320
[ 0.345880] pci 0000:00:1d.0: reg 0x10: [mem 0xf0709000-0xf07093ff]
[ 0.346056] pci 0000:00:1d.0: PME# supported from D0 D3hot D3cold
[ 0.346407] pci 0000:00:1f.0: [8086:1c49] type 00 class 0x060100
[ 0.346900] pci 0000:00:1f.2: [8086:1c03] type 00 class 0x010601
[ 0.346936] pci 0000:00:1f.2: reg 0x10: [io 0x3088-0x308f]
[ 0.346955] pci 0000:00:1f.2: reg 0x14: [io 0x3094-0x3097]
[ 0.346973] pci 0000:00:1f.2: reg 0x18: [io 0x3080-0x3087]
[ 0.346991] pci 0000:00:1f.2: reg 0x1c: [io 0x3090-0x3093]
[ 0.347009] pci 0000:00:1f.2: reg 0x20: [io 0x3060-0x307f]
[ 0.347027] pci 0000:00:1f.2: reg 0x24: [mem 0xf0708000-0xf07087ff]
[ 0.347136] pci 0000:00:1f.2: PME# supported from D3hot
[ 0.347476] pci 0000:00:1f.3: [8086:1c22] type 00 class 0x0c0500
[ 0.347510] pci 0000:00:1f.3: reg 0x10: [mem 0xf0704000-0xf07040ff 64bit]
[ 0.347559] pci 0000:00:1f.3: reg 0x20: [io 0xefa0-0xefbf]
[ 0.348289] pci 0000:01:00.0: [8086:0091] type 00 class 0x028000
[ 0.348666] pci 0000:01:00.0: reg 0x10: [mem 0xf0600000-0xf0601fff 64bit]
[ 0.350415] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
[ 0.350843] pci 0000:01:00.0: System wakeup disabled by ACPI
[ 0.361793] pci 0000:00:1c.0: PCI bridge to [bus 01]
[ 0.361815] pci 0000:00:1c.0: bridge window [mem 0xf0600000-0xf06fffff]
[ 0.362045] pci 0000:02:00.0: [10ec:8168] type 00 class 0x020000
[ 0.362139] pci 0000:02:00.0: reg 0x10: [io 0x2000-0x20ff]
[ 0.362280] pci 0000:02:00.0: reg 0x18: [mem 0xf0404000-0xf0404fff 64bit pref]
[ 0.362366] pci 0000:02:00.0: reg 0x20: [mem 0xf0400000-0xf0403fff 64bit pref]
[ 0.362831] pci 0000:02:00.0: supports D1 D2
[ 0.362833] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 0.363038] pci 0000:02:00.0: System wakeup disabled by ACPI
[ 0.373716] pci 0000:00:1c.3: PCI bridge to [bus 02]
[ 0.373729] pci 0000:00:1c.3: bridge window [io 0x2000-0x2fff]
[ 0.373745] pci 0000:00:1c.3: bridge window [mem 0xf0400000-0xf04fffff 64bit pref]
[ 0.373954] pci 0000:03:00.0: [1b21:1042] type 00 class 0x0c0330
[ 0.374005] pci 0000:03:00.0: reg 0x10: [mem 0xf0500000-0xf0507fff 64bit]
[ 0.374286] pci 0000:03:00.0: PME# supported from D3hot D3cold
[ 0.374597] pci 0000:00:1c.4: PCI bridge to [bus 03]
[ 0.374614] pci 0000:00:1c.4: bridge window [mem 0xf0500000-0xf05fffff]
[ 0.376922] ACPI: PCI Interrupt Link [LNKA] (IRQs 1 3 4 5 6 10 *11 12 14 15)
[ 0.377136] ACPI: PCI Interrupt Link [LNKB] (IRQs 1 3 4 5 6 10 11 12 14 15) *0, disabled.
[ 0.377350] ACPI: PCI Interrupt Link [LNKC] (IRQs 1 3 4 5 6 *10 11 12 14 15)
[ 0.377560] ACPI: PCI Interrupt Link [LNKD] (IRQs 1 3 4 5 6 *10 11 12 14 15)
[ 0.377794] ACPI: PCI Interrupt Link [LNKE] (IRQs 1 3 4 5 6 10 11 12 14 15) *9
[ 0.378016] ACPI: PCI Interrupt Link [LNKF] (IRQs 1 3 4 5 6 10 11 12 14 15) *0, disabled.
[ 0.378228] ACPI: PCI Interrupt Link [LNKG] (IRQs 1 3 4 5 6 10 *11 12 14 15)
[ 0.378436] ACPI: PCI Interrupt Link [LNKH] (IRQs 1 3 4 5 6 10 11 12 14 15) *9
[ 0.379966] ACPI: Enabled 4 GPEs in block 00 to 3F
[ 0.380142] ACPI : EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62
[ 0.380456] ACPI : EC: 0 stale EC events cleared
[ 0.381256] vgaarb: setting as boot device: PCI:0000:00:02.0
[ 0.381265] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
[ 0.381283] vgaarb: loaded
[ 0.381288] vgaarb: bridge control possible 0000:00:02.0
[ 0.382131] SCSI subsystem initialized
[ 0.382319] libata version 3.00 loaded.
[ 0.382428] ACPI: bus type USB registered
[ 0.382517] usbcore: registered new interface driver usbfs
[ 0.382562] usbcore: registered new interface driver hub
[ 0.382655] usbcore: registered new device driver usb
[ 0.383167] PCI: Using ACPI for IRQ routing
[ 0.386882] PCI: pci_cache_line_size set to 64 bytes
[ 0.387019] e820: reserve RAM buffer [mem 0x0009d800-0x0009ffff]
[ 0.387029] e820: reserve RAM buffer [mem 0xd9c9f000-0xdbffffff]
[ 0.387033] e820: reserve RAM buffer [mem 0xdb000000-0xdbffffff]
[ 0.387036] e820: reserve RAM buffer [mem 0x11fe00000-0x11fffffff]
[ 0.387912] NetLabel: Initializing
[ 0.387919] NetLabel: domain hash size = 128
[ 0.387924] NetLabel: protocols = UNLABELED CIPSOv4
[ 0.387990] NetLabel: unlabeled traffic allowed by default
[ 0.388221] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0
[ 0.388238] hpet0: 8 comparators, 64-bit 14.318180 MHz counter
[ 0.390355] clocksource: Switched to clocksource hpet
[ 0.439043] VFS: Disk quotas dquot_6.6.0
[ 0.439102] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.439770] AppArmor: AppArmor Filesystem Enabled
[ 0.440056] pnp: PnP ACPI init
[ 0.440827] system 00:00: [io 0x0680-0x069f] has been reserved
[ 0.440838] system 00:00: [io 0x1000-0x100f] has been reserved
[ 0.440847] system 00:00: [io 0x5000-0x5003] has been reserved
[ 0.440855] system 00:00: [io 0xffff] has been reserved
[ 0.440864] system 00:00: [io 0x0400-0x0453] could not be reserved
[ 0.440872] system 00:00: [io 0x0458-0x047f] has been reserved
[ 0.440880] system 00:00: [io 0x0500-0x057f] has been reserved
[ 0.440889] system 00:00: [io 0x0a00-0x0a0f] has been reserved
[ 0.440897] system 00:00: [io 0x164e-0x164f] has been reserved
[ 0.440906] system 00:00: [io 0x5000-0x500f] could not be reserved
[ 0.440952] system 00:00: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.441062] pnp 00:01: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 0.441258] system 00:02: [io 0x0454-0x0457] has been reserved
[ 0.441272] system 00:02: Plug and Play ACPI device, IDs INT3f0d PNP0c02 (active)
[ 0.441393] pnp 00:03: Plug and Play ACPI device, IDs PNP0303 (active)
[ 0.441543] pnp 00:04: Plug and Play ACPI device, IDs ETD0b00 SYN0002 PNP0f13 (active)
[ 0.442073] system 00:05: [mem 0xfed1c000-0xfed1ffff] has been reserved
[ 0.442084] system 00:05: [mem 0xfed10000-0xfed17fff] has been reserved
[ 0.442093] system 00:05: [mem 0xfed18000-0xfed18fff] has been reserved
[ 0.442102] system 00:05: [mem 0xfed19000-0xfed19fff] has been reserved
[ 0.442111] system 00:05: [mem 0xf8000000-0xfbffffff] has been reserved
[ 0.442120] system 00:05: [mem 0xfed20000-0xfed3ffff] has been reserved
[ 0.442129] system 00:05: [mem 0xfed90000-0xfed93fff] has been reserved
[ 0.442140] system 00:05: [mem 0xfed45000-0xfed8ffff] has been reserved
[ 0.442149] system 00:05: [mem 0xff000000-0xffffffff] could not be reserved
[ 0.442159] system 00:05: [mem 0xfee00000-0xfeefffff] could not be reserved
[ 0.442172] system 00:05: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.443195] system 00:06: Plug and Play ACPI device, IDs PNP0c01 (active)
[ 0.443261] pnp: PnP ACPI: found 7 devices
[ 0.455753] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[ 0.455822] pci 0000:00:1c.0: PCI bridge to [bus 01]
[ 0.455837] pci 0000:00:1c.0: bridge window [mem 0xf0600000-0xf06fffff]
[ 0.455858] pci 0000:00:1c.3: PCI bridge to [bus 02]
[ 0.455867] pci 0000:00:1c.3: bridge window [io 0x2000-0x2fff]
[ 0.455885] pci 0000:00:1c.3: bridge window [mem 0xf0400000-0xf04fffff 64bit pref]
[ 0.455903] pci 0000:00:1c.4: PCI bridge to [bus 03]
[ 0.455916] pci 0000:00:1c.4: bridge window [mem 0xf0500000-0xf05fffff]
[ 0.455938] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 0.455940] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
[ 0.455943] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[ 0.455945] pci_bus 0000:00: resource 7 [mem 0xdfa00000-0xfeafffff window]
[ 0.455947] pci_bus 0000:00: resource 8 [mem 0xfed40000-0xfed44fff window]
[ 0.455950] pci_bus 0000:01: resource 1 [mem 0xf0600000-0xf06fffff]
[ 0.455953] pci_bus 0000:02: resource 0 [io 0x2000-0x2fff]
[ 0.455955] pci_bus 0000:02: resource 2 [mem 0xf0400000-0xf04fffff 64bit pref]
[ 0.455957] pci_bus 0000:03: resource 1 [mem 0xf0500000-0xf05fffff]
[ 0.456130] NET: Registered protocol family 2
[ 0.456786] TCP established hash table entries: 32768 (order: 6, 262144 bytes)
[ 0.457123] TCP bind hash table entries: 32768 (order: 9, 2097152 bytes)
[ 0.459590] TCP: Hash tables configured (established 32768 bind 32768)
[ 0.459746] UDP hash table entries: 2048 (order: 6, 327680 bytes)
[ 0.460104] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes)
[ 0.460717] NET: Registered protocol family 1
[ 0.460758] pci 0000:00:02.0: Video device with shadowed ROM
[ 0.462744] PCI: CLS 64 bytes, default 64
[ 0.463080] Trying to unpack rootfs image as initramfs...
[ 0.566128] Freeing initrd memory: 3856K (ffff880037868000 - ffff880037c2c000)
[ 0.566152] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 0.566160] software IO TLB [mem 0xd5c9f000-0xd9c9f000] (64MB) mapped at [ffff8800d5c9f000-ffff8800d9c9efff]
[ 0.566338] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 163840 ms ovfl timer
[ 0.566375] hw unit of domain pp0-core 2^-16 Joules
[ 0.566382] hw unit of domain package 2^-16 Joules
[ 0.566387] hw unit of domain pp1-gpu 2^-16 Joules
[ 0.566821] Scanning for low memory corruption every 60 seconds
[ 0.568356] futex hash table entries: 2048 (order: 6, 262144 bytes)
[ 0.568577] audit: initializing netlink subsys (disabled)
[ 0.568667] audit: type=2000 audit(1456902432.508:1): initialized
[ 0.569801] Initialise system trusted keyring
[ 0.571767] fuse init (API version 7.24)
[ 0.574543] Key type asymmetric registered
[ 0.574573] Asymmetric key parser 'x509' registered
[ 0.574640] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
[ 0.574833] io scheduler noop registered
[ 0.574844] io scheduler deadline registered (default)
[ 0.574912] io scheduler cfq registered
[ 0.574922] start plist test
[ 0.576762] end plist test
[ 0.578056] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[ 0.578086] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[ 0.578389] intel_idle: MWAIT substates: 0x21120
[ 0.578391] intel_idle: v0.4 model 0x2A
[ 0.578393] intel_idle: lapic_timer_reliable_states 0xffffffff
[ 0.580098] ACPI: AC Adapter [ADP1] (on-line)
[ 0.580567] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0
[ 0.580652] ACPI: Lid Switch [LID0]
[ 0.580918] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1
[ 0.581018] ACPI: Power Button [PWRB]
[ 0.581296] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2
[ 0.581316] ACPI: Power Button [PWRF]
[ 0.586673] thermal LNXTHERM:00: registered as thermal_zone0
[ 0.586683] ACPI: Thermal Zone [TZ00] (67 C)
[ 0.587615] thermal LNXTHERM:01: registered as thermal_zone1
[ 0.587623] ACPI: Thermal Zone [TZ01] (30 C)
[ 0.587794] GHES: HEST is not enabled!
[ 0.588228] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
[ 0.598270] Linux agpgart interface v0.103
[ 0.601028] ACPI: Battery Slot [BAT1] (battery present)
[ 0.611436] brd: module loaded
[ 0.618055] loop: module loaded
[ 0.623888] ahci 0000:00:1f.2: version 3.0
[ 0.624374] ahci 0000:00:1f.2: SSS flag set, parallel bus scan disabled
[ 0.624437] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x1b impl SATA mode
[ 0.624449] ahci 0000:00:1f.2: flags: 64bit ncq sntf ilck stag pm led clo pio slum part ems sxs apst
[ 0.649153] scsi host0: ahci
[ 0.649872] scsi host1: ahci
[ 0.650516] scsi host2: ahci
[ 0.651156] scsi host3: ahci
[ 0.651630] scsi host4: ahci
[ 0.652071] scsi host5: ahci
[ 0.652305] ata1: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708100 irq 25
[ 0.652316] ata2: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708180 irq 25
[ 0.652325] ata3: DUMMY
[ 0.652330] ata4: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708280 irq 25
[ 0.652340] ata5: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708300 irq 25
[ 0.652348] ata6: DUMMY
[ 0.654288] libphy: Fixed MDIO Bus: probed
[ 0.654801] tun: Universal TUN/TAP device driver, 1.6
[ 0.654808] tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
[ 0.655046] PPP generic driver version 2.4.2
[ 0.655230] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.655241] ehci-pci: EHCI PCI platform driver
[ 0.655733] ehci-pci 0000:00:1a.0: EHCI Host Controller
[ 0.655956] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 1
[ 0.656060] ehci-pci 0000:00:1a.0: debug port 2
[ 0.660048] ehci-pci 0000:00:1a.0: cache line size of 64 is not supported
[ 0.660114] ehci-pci 0000:00:1a.0: irq 16, io mem 0xf070a000
[ 0.670495] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
[ 0.670909] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.670917] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.670925] usb usb1: Product: EHCI Host Controller
[ 0.670931] usb usb1: Manufacturer: Linux 4.5.0-rc6-4-llvmlinux-amd64 ehci_hcd
[ 0.670938] usb usb1: SerialNumber: 0000:00:1a.0
[ 0.672034] hub 1-0:1.0: USB hub found
[ 0.672095] hub 1-0:1.0: 2 ports detected
[ 0.673570] ehci-pci 0000:00:1d.0: EHCI Host Controller
[ 0.673593] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 2
[ 0.673621] ehci-pci 0000:00:1d.0: debug port 2
[ 0.677563] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported
[ 0.677599] ehci-pci 0000:00:1d.0: irq 23, io mem 0xf0709000
[ 0.686527] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
[ 0.686719] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.686727] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.686735] usb usb2: Product: EHCI Host Controller
[ 0.686740] usb usb2: Manufacturer: Linux 4.5.0-rc6-4-llvmlinux-amd64 ehci_hcd
[ 0.686748] usb usb2: SerialNumber: 0000:00:1d.0
[ 0.687406] hub 2-0:1.0: USB hub found
[ 0.687436] hub 2-0:1.0: 2 ports detected
[ 0.687927] ehci-platform: EHCI generic platform driver
[ 0.687984] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.688004] ohci-pci: OHCI PCI platform driver
[ 0.688048] ohci-platform: OHCI generic platform driver
[ 0.688083] uhci_hcd: USB Universal Host Controller Interface driver
[ 0.688346] xhci_hcd 0000:03:00.0: xHCI Host Controller
[ 0.688378] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 3
[ 0.692863] xhci_hcd 0000:03:00.0: hcc params 0x0200f180 hci version 0x96 quirks 0x00080000
[ 0.693376] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.693384] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.693392] usb usb3: Product: xHCI Host Controller
[ 0.693397] usb usb3: Manufacturer: Linux 4.5.0-rc6-4-llvmlinux-amd64 xhci-hcd
[ 0.693404] usb usb3: SerialNumber: 0000:03:00.0
[ 0.693995] hub 3-0:1.0: USB hub found
[ 0.694089] hub 3-0:1.0: 2 ports detected
[ 0.694589] xhci_hcd 0000:03:00.0: xHCI Host Controller
[ 0.694608] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 4
[ 0.694714] usb usb4: We don't know the algorithms for LPM for this host, disabling LPM.
[ 0.694821] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003
[ 0.694828] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.694836] usb usb4: Product: xHCI Host Controller
[ 0.694841] usb usb4: Manufacturer: Linux 4.5.0-rc6-4-llvmlinux-amd64 xhci-hcd
[ 0.694848] usb usb4: SerialNumber: 0000:03:00.0
[ 0.695495] hub 4-0:1.0: USB hub found
[ 0.695546] hub 4-0:1.0: 2 ports detected
[ 0.696177] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:EPAD] at 0x60,0x64 irq 1,12
[ 0.702206] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 0.702262] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 0.703281] mousedev: PS/2 mouse device common for all mice
[ 0.704866] rtc_cmos 00:01: rtc core: registered rtc_cmos as rtc0
[ 0.704914] rtc_cmos 00:01: alarms up to one month, y3k, 242 bytes nvram, hpet irqs
[ 0.705038] device-mapper: uevent: version 1.0.3
[ 0.705291] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com
[ 0.705333] Intel P-state driver initializing.
[ 0.706684] ledtrig-cpu: registered to indicate activity on CPUs
[ 0.707687] NET: Registered protocol family 10
[ 0.710241] NET: Registered protocol family 17
[ 0.710342] Key type dns_resolver registered
[ 0.711594] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3
[ 0.711732] microcode: CPU0 sig=0x206a7, pf=0x10, revision=0x28
[ 0.711868] microcode: CPU1 sig=0x206a7, pf=0x10, revision=0x28
[ 0.711906] microcode: CPU2 sig=0x206a7, pf=0x10, revision=0x28
[ 0.711937] microcode: CPU3 sig=0x206a7, pf=0x10, revision=0x28
[ 0.712158] microcode: Microcode Update Driver: v2.01 <tigran@aivazian.fsnet.co.uk>, Peter Oruba
[ 0.712967] registered taskstats version 1
[ 0.712987] Loading compiled-in X.509 certificates
[ 0.714045] Loaded X.509 cert 'Build time autogenerated kernel key: d861534734a1854c045ffb7a95ace7fffd94d654'
[ 0.721601] Key type trusted registered
[ 0.730698] Key type encrypted registered
[ 0.730719] AppArmor: AppArmor sha1 policy hashing enabled
[ 0.730730] evm: HMAC attrs: 0x1
[ 0.731787] rtc_cmos 00:01: setting system clock to 2016-03-02 07:07:13 UTC (1456902433)
[ 0.732010] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 0.732019] EDD information not available.
[ 0.958474] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 0.959831] ata1.00: ATA-8: Hitachi HTS545050A7E380, GG2OA6C0, max UDMA/133
[ 0.959860] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
[ 0.961292] ata1.00: configured for UDMA/133
[ 0.962554] scsi 0:0:0:0: Direct-Access ATA Hitachi HTS54505 A6C0 PQ: 0 ANSI: 5
[ 0.982561] usb 1-1: new high-speed USB device number 2 using ehci-pci
[ 0.987686] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/466 GiB)
[ 0.987701] sd 0:0:0:0: [sda] 4096-byte physical blocks
[ 0.987970] sd 0:0:0:0: [sda] Write Protect is off
[ 0.987980] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 0.988082] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 0.988136] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 0.998414] usb 2-1: new high-speed USB device number 2 using ehci-pci
[ 1.030514] sda: sda1 sda2 sda3
[ 1.032141] sd 0:0:0:0: [sda] Attached SCSI disk
[ 1.115380] usb 1-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.115392] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.116543] hub 1-1:1.0: USB hub found
[ 1.116875] hub 1-1:1.0: 6 ports detected
[ 1.131367] usb 2-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.131379] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.132274] hub 2-1:1.0: USB hub found
[ 1.132610] hub 2-1:1.0: 6 ports detected
[ 1.298846] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 1.299711] ata2.00: ATA-8: SanDisk iSSD P4 16GB, SSD 9.14, max UDMA/133
[ 1.299722] ata2.00: 31277232 sectors, multi 1: LBA48
[ 1.300649] ata2.00: configured for UDMA/133
[ 1.301168] scsi 1:0:0:0: Direct-Access ATA SanDisk iSSD P4 9.14 PQ: 0 ANSI: 5
[ 1.323165] sd 1:0:0:0: [sdb] 31277232 512-byte logical blocks: (16.0 GB/14.9 GiB)
[ 1.323297] sd 1:0:0:0: Attached scsi generic sg1 type 0
[ 1.323345] sd 1:0:0:0: [sdb] Write Protect is off
[ 1.323354] sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00
[ 1.323405] sd 1:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 1.324726] sdb: sdb1 sdb2
[ 1.325631] sd 1:0:0:0: [sdb] Attached SCSI disk
[ 1.390543] usb 1-1.4: new high-speed USB device number 3 using ehci-pci
[ 1.406547] usb 2-1.4: new low-speed USB device number 3 using ehci-pci
[ 1.505606] usb 2-1.4: New USB device found, idVendor=046d, idProduct=c00e
[ 1.505627] usb 2-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1.505636] usb 2-1.4: Product: USB-PS/2 Optical Mouse
[ 1.505641] usb 2-1.4: Manufacturer: Logitech
[ 1.562660] tsc: Refined TSC clocksource calibration: 1596.373 MHz
[ 1.562672] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1702c2a0637, max_idle_ns: 440795222505 ns
[ 1.578537] usb 2-1.5: new full-speed USB device number 4 using ehci-pci
[ 1.630487] ata4: SATA link down (SStatus 0 SControl 300)
[ 1.647253] usb 1-1.4: New USB device found, idVendor=2232, idProduct=1018
[ 1.647267] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1.647277] usb 1-1.4: Product: WebCam SC-13HDL11431N
[ 1.647284] usb 1-1.4: Manufacturer: 123
[ 1.675929] usb 2-1.5: New USB device found, idVendor=8086, idProduct=0189
[ 1.675942] usb 2-1.5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.938768] ata5: SATA link down (SStatus 0 SControl 300)
[ 1.941112] Freeing unused kernel memory: 3000K (ffffffff81f26000 - ffffffff82214000)
[ 1.941127] Write protecting the kernel read-only data: 14336k
[ 1.942135] Freeing unused kernel memory: 720K (ffff88000194c000 - ffff880001a00000)
[ 1.944917] Freeing unused kernel memory: 700K (ffff880001d51000 - ffff880001e00000)
[ 1.984372] udevd[159]: starting version 175
[ 2.317055] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
[ 2.317088] r8169 0000:02:00.0: can't disable ASPM; OS doesn't have ASPM control
[ 2.328898] r8169 0000:02:00.0 eth0: RTL8168evl/8111evl at 0xffffc900009e4000, e8:03:9a:36:17:a9, XID 0c900800 IRQ 31
[ 2.328926] r8169 0000:02:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[ 2.352702] usbcore: registered new interface driver usbhid
[ 2.352719] usbhid: USB HID core driver
[ 2.428420] input: Logitech USB-PS/2 Optical Mouse as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.4/2-1.4:1.0/0003:046D:C00E.0001/input/input5
[ 2.428960] hid-generic 0003:046D:C00E.0001: input: USB HID v1.10 Mouse [Logitech USB-PS/2 Optical Mouse] on usb-0000:00:1d.0-1.4/input0
[ 2.562840] clocksource: Switched to clocksource tsc
[ 3.084378] EXT4-fs (loop0): mounted filesystem with ordered data mode. Opts: (null)
[ 3.816738] random: nonblocking pool is initialized
[ 4.186519] usb 1-1.2: new high-speed USB device number 4 using ehci-pci
[ 4.282018] usb 1-1.2: New USB device found, idVendor=12d1, idProduct=1446
[ 4.282030] usb 1-1.2: New USB device strings: Mfr=3, Product=2, SerialNumber=0
[ 4.282039] usb 1-1.2: Product: HUAWEI Mobile
[ 4.282044] usb 1-1.2: Manufacturer: HUAWEI Technology
[ 5.085838] init: ureadahead main process (442) terminated with status 5
[ 9.357600] Adding 262140k swap on /host/ubuntu/disks/swap.disk. Priority:-1 extents:1 across:262140k FS
[ 9.605479] EXT4-fs (loop0): re-mounted. Opts: errors=remount-ro
[ 9.798225] udevd[668]: starting version 175
[ 10.971100] lp: driver loaded but no devices found
[ 13.120101] wmi: Mapper loaded
[ 13.222739] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000047F (\PMIO) (20160108/utaddress-246)
[ 13.222753] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.222760] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20160108/utaddress-246)
[ 13.222766] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.222768] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20160108/utaddress-246)
[ 13.222773] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.222775] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20160108/utaddress-246)
[ 13.222780] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 13.222782] lpc_ich: Resource conflict(s) found affecting gpio_ich
[ 13.228076] [drm] Initialized drm 1.1.0 20060810
[ 13.598966] samsung_laptop: detected SABI interface: SwSmi@
[ 14.415705] ppdev: user-space parallel port driver
[ 14.438401] Bluetooth: Core ver 2.21
[ 14.438475] NET: Registered protocol family 31
[ 14.438480] Bluetooth: HCI device and connection manager initialized
[ 14.438619] Bluetooth: HCI socket layer initialized
[ 14.438632] Bluetooth: L2CAP socket layer initialized
[ 14.438755] Bluetooth: SCO socket layer initialized
[ 14.759216] psmouse serio1: elantech: assuming hardware version 3 (with firmware version 0x450f00)
[ 14.774161] psmouse serio1: elantech: Synaptics capabilities query result 0x08, 0x17, 0x0c.
[ 14.791866] psmouse serio1: elantech: Elan sample query result 03, 3f, 86
[ 14.867675] input: ETPS/2 Elantech Touchpad as /devices/platform/i8042/serio1/input/input6
[ 15.183498] usb-storage 1-1.2:1.0: USB Mass Storage device detected
[ 15.183924] scsi host6: usb-storage 1-1.2:1.0
[ 15.184281] usb-storage 1-1.2:1.1: USB Mass Storage device detected
[ 15.184715] scsi host7: usb-storage 1-1.2:1.1
[ 15.185196] usbcore: registered new interface driver usb-storage
[ 15.221735] Linux video capture interface: v2.00
[ 15.324433] Intel(R) Wireless WiFi driver for Linux
[ 15.324439] Copyright(c) 2003- 2015 Intel Corporation
[ 15.324913] iwlwifi 0000:01:00.0: can't disable ASPM; OS doesn't have ASPM control
[ 16.022704] iwlwifi 0000:01:00.0: loaded firmware version 18.168.6.1 op_mode iwldvm
[ 16.120971] [drm] Memory usable by graphics device = 2048M
[ 16.121045] [drm] Replacing VGA console driver
[ 16.128365] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 16.128370] [drm] Driver supports precise vblank timestamp query.
[ 16.131776] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
[ 16.149412] ACPI: Video Device [GFX0] (multi-head: yes rom: no post: no)
[ 16.150400] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input7
[ 16.151530] [drm] Initialized i915 1.6.0 20151218 for 0000:00:02.0 on minor 0
[ 16.185677] scsi 6:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
[ 16.185742] scsi 7:0:0:0: Direct-Access HUAWEI SD Storage 2.31 PQ: 0 ANSI: 2
[ 16.189198] sd 7:0:0:0: Attached scsi generic sg2 type 0
[ 16.193713] sd 7:0:0:0: [sdc] Attached SCSI removable disk
[ 16.195340] sr 6:0:0:0: [sr0] scsi-1 drive
[ 16.195345] cdrom: Uniform CD-ROM driver Revision: 3.20
[ 16.199633] sr 6:0:0:0: Attached scsi CD-ROM sr0
[ 16.200858] sr 6:0:0:0: Attached scsi generic sg3 type 5
[ 16.289402] fbcon: inteldrmfb (fb0) is primary device
[ 16.424480] audit: type=1400 audit(1456898849.188:2): apparmor="STATUS" operation="profile_load" name="/sbin/dhclient" pid=1083 comm="apparmor_parser"
[ 16.424489] audit: type=1400 audit(1456898849.188:3): apparmor="STATUS" operation="profile_load" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1083 comm="apparmor_parser"
[ 16.424495] audit: type=1400 audit(1456898849.188:4): apparmor="STATUS" operation="profile_load" name="/usr/lib/connman/scripts/dhclient-script" pid=1083 comm="apparmor_parser"
[ 16.424523] audit: type=1400 audit(1456898849.188:5): apparmor="STATUS" operation="profile_replace" name="/sbin/dhclient" pid=1085 comm="apparmor_parser"
[ 16.424535] audit: type=1400 audit(1456898849.188:6): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1085 comm="apparmor_parser"
[ 16.424545] audit: type=1400 audit(1456898849.188:7): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=1085 comm="apparmor_parser"
[ 16.425392] audit: type=1400 audit(1456898849.188:8): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1083 comm="apparmor_parser"
[ 16.425405] audit: type=1400 audit(1456898849.188:9): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=1083 comm="apparmor_parser"
[ 16.425425] audit: type=1400 audit(1456898849.188:10): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1085 comm="apparmor_parser"
[ 16.425435] audit: type=1400 audit(1456898849.188:11): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=1085 comm="apparmor_parser"
[ 17.423661] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 17.423663] Bluetooth: BNEP filters: protocol multicast
[ 17.423676] Bluetooth: BNEP socket layer initialized
[ 17.455227] Console: switching to colour frame buffer device 170x48
[ 17.464004] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[ 17.464035] Bluetooth: RFCOMM TTY layer initialized
[ 17.464053] Bluetooth: RFCOMM socket layer initialized
[ 17.464078] Bluetooth: RFCOMM ver 1.11
[ 17.557555] usb 1-1.2: USB disconnect, device number 4
[ 17.612770] usbcore: registered new interface driver btusb
[ 18.046042] init: failsafe main process (1161) killed by TERM signal
[ 18.068766] uvcvideo: Found UVC 1.00 device WebCam SC-13HDL11431N (2232:1018)
[ 18.088561] input: WebCam SC-13HDL11431N as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4/1-1.4:1.0/input/input8
[ 18.089156] usbcore: registered new interface driver uvcvideo
[ 18.089161] USB Video Class driver (1.1.1)
[ 18.278158] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC269VC: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker
[ 18.278166] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 18.278170] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x15/0x0/0x0/0x0/0x0)
[ 18.278174] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
[ 18.278177] snd_hda_codec_realtek hdaudioC0D0: inputs:
[ 18.278183] snd_hda_codec_realtek hdaudioC0D0: Internal Mic=0x19
[ 18.278189] snd_hda_codec_realtek hdaudioC0D0: Mic=0x18
[ 18.365850] snd_hda_intel 0000:00:1b.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 18.383122] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 18.384473] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[ 18.384999] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[ 18.496425] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEBUG disabled
[ 18.496432] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
[ 18.496436] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
[ 18.496441] iwlwifi 0000:01:00.0: Detected Intel(R) Centrino(R) Advanced-N 6230 AGN, REV=0xB0
[ 18.496937] iwlwifi 0000:01:00.0: L1 Enabled - LTR Disabled
[ 18.647296] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs'
[ 21.338835] usb 1-1.2: new high-speed USB device number 5 using ehci-pci
[ 21.437863] usb 1-1.2: New USB device found, idVendor=12d1, idProduct=1436
[ 21.437877] usb 1-1.2: New USB device strings: Mfr=4, Product=3, SerialNumber=0
[ 21.437884] usb 1-1.2: Product: HUAWEI Mobile
[ 21.437890] usb 1-1.2: Manufacturer: HUAWEI Technology
[ 21.441134] usb-storage 1-1.2:1.0: USB Mass Storage device detected
[ 21.442207] usb-storage 1-1.2:1.1: USB Mass Storage device detected
[ 21.443024] usb-storage 1-1.2:1.2: USB Mass Storage device detected
[ 21.444477] usb-storage 1-1.2:1.3: USB Mass Storage device detected
[ 21.445426] usb-storage 1-1.2:1.4: USB Mass Storage device detected
[ 21.446075] usb-storage 1-1.2:1.5: USB Mass Storage device detected
[ 21.446707] scsi host13: usb-storage 1-1.2:1.5
[ 21.447483] usb-storage 1-1.2:1.6: USB Mass Storage device detected
[ 21.448015] scsi host14: usb-storage 1-1.2:1.6
[ 21.552860] usbcore: registered new interface driver usbserial
[ 21.598505] cdc_ether 1-1.2:1.1 wwan0: register 'cdc_ether' at usb-0000:00:1a.0-1.2, Mobile Broadband Network Device, 02:50:f3:00:00:00
[ 21.598613] usbcore: registered new interface driver cdc_ether
[ 21.666729] usbcore: registered new interface driver option
[ 21.667615] usbserial: USB Serial support registered for GSM modem (1-port)
[ 21.668059] option 1-1.2:1.0: GSM modem (1-port) converter detected
[ 21.669509] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB0
[ 21.669774] option 1-1.2:1.3: GSM modem (1-port) converter detected
[ 21.670080] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB1
[ 21.670155] option 1-1.2:1.4: GSM modem (1-port) converter detected
[ 21.670443] usb 1-1.2: GSM modem (1-port) converter now attached to ttyUSB2
[ 22.346802] BUG: sleeping function called from invalid context at kernel/workqueue.c:2787
[ 22.346866] in_atomic(): 0, irqs_disabled(): 1, arch_schedule_allowed: 1, pid: 1454, name: acpid
[ 22.346926] 3 locks held by acpid/1454:
[ 22.346928] #0: (&evdev->mutex){+.+...}, at: [<ffffffff8175993d>] evdev_release+0x1dd/0x210
[ 22.346937] #1: (&dev->mutex#2){+.+...}, at: [<ffffffff81750eb7>] input_close_device+0x27/0x70
[ 22.346946] #2: (hid_open_mut){+.+...}, at: [<ffffffffa0057388>] usbhid_close+0x28/0xb0 [usbhid]
[ 22.346954] irq event stamp: 7570
[ 22.346956] hardirqs last enabled at (7569): [<ffffffff81943762>] _raw_spin_unlock_irq+0x32/0x60
[ 22.346961] hardirqs last disabled at (7570): [<ffffffff81116c0c>] del_timer_sync+0x3c/0x110
[ 22.346966] softirqs last enabled at (6858): [<ffffffff818c88d9>] local_bh_enable+0x9/0x20
[ 22.346970] softirqs last disabled at (6856): [<ffffffff818c88b9>] local_bh_disable+0x9/0x20
[ 22.346975] CPU: 0 PID: 1454 Comm: acpid Not tainted 4.5.0-rc6-4-llvmlinux-amd64 #2
[ 22.346977] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[ 22.346979] 00000000000005ae 0000000000000092 ffff8800c8240300 ffff8800b61ffad8
[ 22.346985] ffffffff814bb864 ffff8800b61ffa68 ffff8800c8240300 ffff8800b61ffad8
[ 22.346992] ffffffff810e392d 0000000000000092 0000000000000096 ffff8800b61ffb18
[ 22.346999] Call Trace:
[ 22.347005] [<ffffffff814bb864>] dump_stack+0xa4/0xf0
[ 22.347011] [<ffffffff810e392d>] ? print_irqtrace_events+0xcd/0xe0
[ 22.347018] [<ffffffff810c04c2>] ___might_sleep+0x2c2/0x2e0
[ 22.347023] [<ffffffff810c018f>] __might_sleep+0x4f/0xc0
[ 22.347030] [<ffffffff810a22ef>] start_flush_work+0x2f/0x2a0
[ 22.347035] [<ffffffff810a229c>] flush_work+0x5c/0x80
[ 22.347040] [<ffffffff810a225a>] ? flush_work+0x1a/0x80
[ 22.347044] [<ffffffff810e34ad>] ? trace_hardirqs_off+0xd/0x10
[ 22.347049] [<ffffffff810a1336>] ? try_to_grab_pending+0x46/0x250
[ 22.347054] [<ffffffff810a2717>] __cancel_work_timer+0x197/0x290
[ 22.347059] [<ffffffff81116bbd>] ? try_to_del_timer_sync+0xad/0xc0
[ 22.347064] [<ffffffff810a2578>] cancel_work_sync+0x18/0x20
[ 22.347071] [<ffffffffa00573d5>] usbhid_close+0x75/0xb0 [usbhid]
[ 22.347081] [<ffffffffa003a481>] hidinput_close+0x31/0x40 [hid]
[ 22.347090] [<ffffffffa003a450>] ? hidinput_open+0x40/0x40 [hid]
[ 22.347095] [<ffffffff81750ed8>] input_close_device+0x48/0x70
[ 22.347100] [<ffffffff81759958>] evdev_release+0x1f8/0x210
[ 22.347104] [<ffffffff81759760>] ? evdev_flush+0x70/0x70
[ 22.347110] [<ffffffff8127edff>] __fput+0x10f/0x240
[ 22.347115] [<ffffffff8127ec86>] ____fput+0x16/0x20
[ 22.347120] [<ffffffff810ac1ec>] task_work_run+0x7c/0xe0
[ 22.347126] [<ffffffff81002afa>] prepare_exit_to_usermode+0xba/0x190
[ 22.347130] [<ffffffff81002c9d>] syscall_return_slowpath+0xcd/0x330
[ 22.347135] [<ffffffff8127a8fa>] ? filp_close+0x6a/0x90
[ 22.347140] [<ffffffff81002017>] ? trace_hardirqs_on_thunk+0x17/0x19
[ 22.347146] [<ffffffff819443b7>] entry_SYSCALL_64_fastpath+0xaa/0xac
[ 22.449290] scsi 14:0:0:0: Direct-Access HUAWEI SD Storage 2.31 PQ: 0 ANSI: 2
[ 22.449500] scsi 13:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
[ 22.451092] sd 14:0:0:0: Attached scsi generic sg2 type 0
[ 22.454520] sd 14:0:0:0: [sdc] Attached SCSI removable disk
[ 22.458765] sr 13:0:0:0: [sr0] scsi-1 drive
[ 22.461553] sr 13:0:0:0: Attached scsi CD-ROM sr0
[ 22.463530] sr 13:0:0:0: Attached scsi generic sg3 type 5
[ 22.872879] r8169 0000:02:00.0 eth0: link down
[ 22.873056] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 236.124680] PPP BSD Compression module registered
[ 236.150000] PPP Deflate Compression module registered
[ 237.737299] usb 2-1.5: USB disconnect, device number 4
[ 275.043918] blk_update_request: I/O error, dev loop0, sector 36216616
[ 275.300870] blk_update_request: I/O error, dev loop0, sector 36229280
[ 275.315134] blk_update_request: I/O error, dev loop0, sector 36216592
[ 275.315835] blk_update_request: I/O error, dev loop0, sector 36229304
[ 275.380840] blk_update_request: I/O error, dev loop0, sector 36229264
[ 719.277526] usb 2-1.4: USB disconnect, device number 3
[ 719.288574] BUG: sleeping function called from invalid context at kernel/workqueue.c:2787
[ 719.288581] in_atomic(): 0, irqs_disabled(): 1, arch_schedule_allowed: 1, pid: 114, name: kworker/2:2
[ 719.288585] 9 locks held by kworker/2:2/114:
[ 719.288587] #0: ("usb_hub_wq"){.+.+.+}, at: [<ffffffff810a8c5f>] process_one_work+0x30f/0x8d0
[ 719.288599] #1: ((&hub->events)){+.+.+.}, at: [<ffffffff810a8c8c>] process_one_work+0x33c/0x8d0
[ 719.288607] #2: (&dev->mutex){......}, at: [<ffffffff816fc170>] hub_event+0x50/0x15b0
[ 719.288616] #3: (&dev->mutex){......}, at: [<ffffffff816f78ff>] usb_disconnect+0x5f/0x2c0
[ 719.288624] #4: (&dev->mutex){......}, at: [<ffffffff81625632>] device_release_driver+0x22/0x40
[ 719.288633] #5: (&dev->mutex){......}, at: [<ffffffff81625632>] device_release_driver+0x22/0x40
[ 719.288641] #6: (input_mutex){+.+.+.}, at: [<ffffffff817527aa>] __input_unregister_device+0x9a/0x190
[ 719.288650] #7: (&dev->mutex#2){+.+...}, at: [<ffffffff81750eb7>] input_close_device+0x27/0x70
[ 719.288658] #8: (hid_open_mut){+.+...}, at: [<ffffffffa0057388>] usbhid_close+0x28/0xb0 [usbhid]
[ 719.288669] irq event stamp: 104648
[ 719.288672] hardirqs last enabled at (104647): [<ffffffff81943762>] _raw_spin_unlock_irq+0x32/0x60
[ 719.288678] hardirqs last disabled at (104648): [<ffffffff81116c0c>] del_timer_sync+0x3c/0x110
[ 719.288684] softirqs last enabled at (102204): [<ffffffff81811802>] neigh_periodic_work+0x352/0x370
[ 719.288690] softirqs last disabled at (102200): [<ffffffff818114ef>] neigh_periodic_work+0x3f/0x370
[ 719.288697] CPU: 2 PID: 114 Comm: kworker/2:2 Not tainted 4.5.0-rc6-4-llvmlinux-amd64 #2
[ 719.288700] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[ 719.288705] Workqueue: usb_hub_wq hub_event
[ 719.288708] 0000000000000072 0000000000000092 ffff8800d381c200 ffff8800d3823568
[ 719.288715] ffffffff814bb864 ffff8800d38234f8 ffff8800d381c200 ffff8800d3823568
[ 719.288721] ffffffff810e392d 0000000000000092 0000000000000096 ffff8800d38235a8
[ 719.288727] Call Trace:
[ 719.288732] [<ffffffff814bb864>] dump_stack+0xa4/0xf0
[ 719.288738] [<ffffffff810e392d>] ? print_irqtrace_events+0xcd/0xe0
[ 719.288744] [<ffffffff810c04c2>] ___might_sleep+0x2c2/0x2e0
[ 719.288748] [<ffffffff810c018f>] __might_sleep+0x4f/0xc0
[ 719.288754] [<ffffffff810a22ef>] start_flush_work+0x2f/0x2a0
[ 719.288759] [<ffffffff810a229c>] flush_work+0x5c/0x80
[ 719.288763] [<ffffffff810a225a>] ? flush_work+0x1a/0x80
[ 719.288768] [<ffffffff810e34ad>] ? trace_hardirqs_off+0xd/0x10
[ 719.288773] [<ffffffff810a1336>] ? try_to_grab_pending+0x46/0x250
[ 719.288778] [<ffffffff810a2717>] __cancel_work_timer+0x197/0x290
[ 719.288782] [<ffffffff81116bbd>] ? try_to_del_timer_sync+0xad/0xc0
[ 719.288787] [<ffffffff810a2578>] cancel_work_sync+0x18/0x20
[ 719.288793] [<ffffffffa00573d5>] usbhid_close+0x75/0xb0 [usbhid]
[ 719.288802] [<ffffffffa003a481>] hidinput_close+0x31/0x40 [hid]
[ 719.288810] [<ffffffffa003a450>] ? hidinput_open+0x40/0x40 [hid]
[ 719.288814] [<ffffffff81750ed8>] input_close_device+0x48/0x70
[ 719.288818] [<ffffffff81759015>] evdev_cleanup+0xd5/0xe0
[ 719.288822] [<ffffffff81758b9c>] evdev_disconnect+0x2c/0x60
[ 719.288826] [<ffffffff817527ce>] __input_unregister_device+0xbe/0x190
[ 719.288831] [<ffffffff817526da>] input_unregister_device+0x4a/0x80
[ 719.288838] [<ffffffffa003a29f>] hidinput_disconnect+0x8f/0xc0 [hid]
[ 719.288846] [<ffffffffa0034a30>] hid_device_remove+0xb0/0x130 [hid]
[ 719.288851] [<ffffffff8162574d>] __device_release_driver+0xfd/0x190
[ 719.288856] [<ffffffff8162563a>] device_release_driver+0x2a/0x40
[ 719.288861] [<ffffffff81623533>] bus_remove_device+0x153/0x190
[ 719.288865] [<ffffffff8162068b>] device_del+0x1db/0x2b0
[ 719.288873] [<ffffffffa0033c1c>] hid_destroy_device+0x2c/0x60 [hid]
[ 719.288879] [<ffffffffa0058537>] usbhid_disconnect+0x67/0x90 [usbhid]
[ 719.288884] [<ffffffff81707f4f>] usb_unbind_interface+0xbf/0x2b0
[ 719.288890] [<ffffffff8162574d>] __device_release_driver+0xfd/0x190
[ 719.288895] [<ffffffff8162563a>] device_release_driver+0x2a/0x40
[ 719.288899] [<ffffffff81623533>] bus_remove_device+0x153/0x190
[ 719.288903] [<ffffffff8162068b>] device_del+0x1db/0x2b0
[ 719.288907] [<ffffffff8162078c>] ? device_unregister+0x2c/0x40
[ 719.288912] [<ffffffff81705ffb>] usb_disable_device+0x10b/0x3b0
[ 719.288916] [<ffffffff816f7994>] usb_disconnect+0xf4/0x2c0
[ 719.288920] [<ffffffff816fcccd>] hub_event+0xbad/0x15b0
[ 719.288926] [<ffffffff810a8e0e>] process_one_work+0x4be/0x8d0
[ 719.288929] [<ffffffff810a8c8c>] ? process_one_work+0x33c/0x8d0
[ 719.288934] [<ffffffff810a857b>] worker_thread+0x5cb/0x750
[ 719.288938] [<ffffffff810a7fb0>] ? destroy_worker+0x110/0x110
[ 719.288942] [<ffffffff810af1c5>] kthread+0x115/0x120
[ 719.288946] [<ffffffff810e34bd>] ? trace_hardirqs_on+0xd/0x10
[ 719.288952] [<ffffffff81944572>] ret_from_fork+0x22/0x40
[ 719.288957] [<ffffffff810af0b0>] ? flush_kthread_worker+0x80/0x80
[ 760.425057] usb 2-1.4: new low-speed USB device number 5 using ehci-pci
[ 760.523805] usb 2-1.4: New USB device found, idVendor=046d, idProduct=c00e
[ 760.523810] usb 2-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 760.523812] usb 2-1.4: Product: USB-PS/2 Optical Mouse
[ 760.523814] usb 2-1.4: Manufacturer: Logitech
[ 760.529669] input: Logitech USB-PS/2 Optical Mouse as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.4/2-1.4:1.0/0003:046D:C00E.0002/input/input12
[ 760.585768] hid-generic 0003:046D:C00E.0002: input: USB HID v1.10 Mouse [Logitech USB-PS/2 Optical Mouse] on usb-0000:00:1d.0-1.4/input0
[ 760.601076] BUG: sleeping function called from invalid context at kernel/workqueue.c:2787
[ 760.601083] in_atomic(): 0, irqs_disabled(): 1, arch_schedule_allowed: 1, pid: 1493, name: acpid
[ 760.601086] 3 locks held by acpid/1493:
[ 760.601087] #0: (&mousedev->mutex#2){+.+...}, at: [<ffffffff81758590>] mousedev_close_device+0x20/0x50
[ 760.601098] #1: (&dev->mutex#2){+.+...}, at: [<ffffffff81750eb7>] input_close_device+0x27/0x70
[ 760.601105] #2: (hid_open_mut){+.+...}, at: [<ffffffffa0057388>] usbhid_close+0x28/0xb0 [usbhid]
[ 760.601115] irq event stamp: 183332
[ 760.601116] hardirqs last enabled at (183331): [<ffffffff81943762>] _raw_spin_unlock_irq+0x32/0x60
[ 760.601121] hardirqs last disabled at (183332): [<ffffffff81116c0c>] del_timer_sync+0x3c/0x110
[ 760.601125] softirqs last enabled at (176996): [<ffffffff810881b2>] __do_softirq+0x5a2/0x610
[ 760.601129] softirqs last disabled at (176981): [<ffffffff8108848c>] irq_exit+0x9c/0x120
[ 760.601134] CPU: 3 PID: 1493 Comm: acpid Not tainted 4.5.0-rc6-4-llvmlinux-amd64 #2
[ 760.601136] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[ 760.601139] 00000000000005d5 0000000000000092 ffff8800c7b213c0 ffff8800b56fbac8
[ 760.601143] ffffffff814bb864 ffff8800b56fba58 ffff8800c7b213c0 ffff8800b56fbac8
[ 760.601147] ffffffff810e392d 0000000000000092 0000000000000096 ffff8800b56fbb08
[ 760.601151] Call Trace:
[ 760.601156] [<ffffffff814bb864>] dump_stack+0xa4/0xf0
[ 760.601161] [<ffffffff810e392d>] ? print_irqtrace_events+0xcd/0xe0
[ 760.601166] [<ffffffff810c04c2>] ___might_sleep+0x2c2/0x2e0
[ 760.601169] [<ffffffff810c018f>] __might_sleep+0x4f/0xc0
[ 760.601173] [<ffffffff810a22ef>] start_flush_work+0x2f/0x2a0
[ 760.601177] [<ffffffff810a229c>] flush_work+0x5c/0x80
[ 760.601180] [<ffffffff810a225a>] ? flush_work+0x1a/0x80
[ 760.601183] [<ffffffff810e34ad>] ? trace_hardirqs_off+0xd/0x10
[ 760.601186] [<ffffffff810a1336>] ? try_to_grab_pending+0x46/0x250
[ 760.601190] [<ffffffff810a2717>] __cancel_work_timer+0x197/0x290
[ 760.601193] [<ffffffff81116bbd>] ? try_to_del_timer_sync+0xad/0xc0
[ 760.601197] [<ffffffff810a2578>] cancel_work_sync+0x18/0x20
[ 760.601201] [<ffffffffa00573d5>] usbhid_close+0x75/0xb0 [usbhid]
[ 760.601207] [<ffffffffa003a481>] hidinput_close+0x31/0x40 [hid]
[ 760.601212] [<ffffffffa003a450>] ? hidinput_open+0x40/0x40 [hid]
[ 760.601215] [<ffffffff81750ed8>] input_close_device+0x48/0x70
[ 760.601218] [<ffffffff817585a9>] mousedev_close_device+0x39/0x50
[ 760.601222] [<ffffffff81757167>] mousedev_release+0x37/0x40
[ 760.601226] [<ffffffff8127edff>] __fput+0x10f/0x240
[ 760.601229] [<ffffffff8127ec86>] ____fput+0x16/0x20
[ 760.601232] [<ffffffff810ac1ec>] task_work_run+0x7c/0xe0
[ 760.601235] [<ffffffff81002afa>] prepare_exit_to_usermode+0xba/0x190
[ 760.601238] [<ffffffff81002c9d>] syscall_return_slowpath+0xcd/0x330
[ 760.601240] [<ffffffff8127a8fa>] ? filp_close+0x6a/0x90
[ 760.601243] [<ffffffff81002017>] ? trace_hardirqs_on_thunk+0x17/0x19
[ 760.601247] [<ffffffff819443b7>] entry_SYSCALL_64_fastpath+0xaa/0xac
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