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From: Sedat Dilek <sedat.dilek@gmail.com>
To: paulmck@linux.vnet.ibm.com
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
	Paul McKenney <paul.mckenney@linaro.org>,
	Davidlohr Bueso <davidlohr.bueso@hp.com>,
	Rik van Riel <riel@surriel.com>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: linux-next: Tree for Apr 23 [ Call-Traces: lib/debugobjects.c | kernel/rcupdate.c | kernel/rcutree.c ]
Date: Tue, 23 Apr 2013 19:25:39 +0200	[thread overview]
Message-ID: <CA+icZUV6Z5QVhkxF+7WvfLY-+pDMif7J+ZDDt_g-kNAJUU4NQA@mail.gmail.com> (raw)
In-Reply-To: <20130423170129.GB3427@linux.vnet.ibm.com>

[-- Attachment #1: Type: text/plain, Size: 85415 bytes --]

On Tue, Apr 23, 2013 at 7:01 PM, Paul E. McKenney
<paulmck@linux.vnet.ibm.com> wrote:
> On Tue, Apr 23, 2013 at 05:49:35PM +0200, Sedat Dilek wrote:
>> On Tue, Apr 23, 2013 at 10:00 AM, Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>> > Hi all,
>> >
>> > Changes since 20130422:
>> >
>> > The net-next tree lost its build failure but gained another for which I
>> > applied a patch.
>> >
>> > The akpm tree gained a conflict against the tip tree.
>> >
>> > ----------------------------------------------------------------------------
>> >
>>
>> Can't say this is related to the ipc-sem-next issue I have seen or the
>> real trouble-causer.
>>
>> [  168.609273] WARNING: at lib/debugobjects.c:260 debug_print_object+0x8e/0xb0()
>> [  168.609492] WARNING: at kernel/rcupdate.c:309
>> rcuhead_fixup_activate+0x5a/0x70()
>> [  168.609672] WARNING: at lib/debugobjects.c:260 debug_print_object+0x8e/0xb0()
>> [  168.784401] WARNING: at kernel/rcutree.c:2105
>> rcu_process_callbacks+0x54d/0x5b0()
>>
>> For details see attached dmesg and kernel-config files.
>>
>> Paul?
>
> The trick is to look at the line immediately following the first warning:
>
> [  168.609273] WARNING: at lib/debugobjects.c:260 debug_print_object+0x8e/0xb0()
> [  168.609277] ODEBUG: activate active (active state 1) object type: rcu_head hint:           (null)
>
> This happens when someone invokes kfree_rcu() or call_rcu() on an object
> that had already been either kfree_rcu()ed or call_rcu()ed and whose
> grace period has not yet ended.
>
> So let's look at the stack trace:
>
> [  168.609371] Call Trace:
> [  168.609379]  [<ffffffff816c1956>] dump_stack+0x19/0x1b
> [  168.609384]  [<ffffffff81059680>] warn_slowpath_common+0x70/0xa0
> [  168.609389]  [<ffffffff81059766>] warn_slowpath_fmt+0x46/0x50
> [  168.609394]  [<ffffffff8134e12e>] ? radix_tree_lookup_slot+0xe/0x10
> [  168.609399]  [<ffffffff8135e50e>] debug_print_object+0x8e/0xb0
> [  168.609404]  [<ffffffff8135eb23>] debug_object_activate+0xf3/0x170
> [  168.609410]  [<ffffffff810f1de6>] __call_rcu.constprop.54+0x46/0x250
> [  168.609415]  [<ffffffff810f204a>] kfree_call_rcu+0x1a/0x20
> [  168.609421]  [<ffffffff812bb064>] ipc_rcu_putref+0x34/0x60
> [  168.609425]  [<ffffffff812bec33>] SYSC_semtimedop+0xb23/0xc90
> [  168.609433]  [<ffffffff81159d21>] ? handle_mm_fault+0x251/0x360
> [  168.609439]  [<ffffffff816cc698>] ? __do_page_fault+0x2a8/0x560
> [  168.609445]  [<ffffffff812d2289>] ? security_ipc_permission+0x19/0x20
> [  168.609450]  [<ffffffff812bb13c>] ? ipcperms+0xac/0x130
> [  168.609455]  [<ffffffff8135deed>] ? do_raw_spin_unlock+0x5d/0xb0
> [  168.609460]  [<ffffffff816c851e>] ? _raw_spin_unlock+0xe/0x10
> [  168.609465]  [<ffffffff812bb4e3>] ? ipcget+0x113/0x1b0
> [  168.609469]  [<ffffffff8119a4e5>] ? SYSC_newfstat+0x25/0x30
> [  168.609474]  [<ffffffff812bfa4e>] SyS_semtimedop+0xe/0x10
> [  168.609478]  [<ffffffff812bfa60>] SyS_semop+0x10/0x20
> [  168.609482]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>
> It appears that ipc_rcu_putref() is the culprit, maybe with the help
> of the semtimedop() system call.  The remaining warnings are due to
> RCU's lists getting tangled.
>

Unfortunately, forgot to CC ipc-sem folks :-(...

I got a test patch that touches this area from Linus.
1st build still running :-). Will do at least two more builds.

- Sedat -

> The output would probably be less confusing if RCU simply leaked callbacks
> that the debug-objects facility complained about.  This would not be
> perfect, but better a memory leak or even an hang than memory corruption.
> Though of course even memory corruption preceded by warnings is better
> than silent memory corruption.
>
> I will take a look at that.
>
>                                                         Thanx, Paul
>
>> - Sedat -
>
>> [    0.000000] Initializing cgroup subsys cpuset
>> [    0.000000] Initializing cgroup subsys cpu
>> [    0.000000] Initializing cgroup subsys cpuacct
>> [    0.000000] Linux version 3.9.0-rc8-next20130423-1-iniza-small (sedat.dilek@gmail.com@fambox) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #1 SMP Tue Apr 23 17:32:44 CEST 2013
>> [    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-3.9.0-rc8-next20130423-1-iniza-small 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] 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] No AGP bridge found
>> [    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 enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
>> [    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 [ffff880000097000] 97000 size 24576
>> [    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 [0x0202e000, 0x0202efff] PGTABLE
>> [    0.000000] BRK [0x0202f000, 0x0202ffff] PGTABLE
>> [    0.000000] BRK [0x02030000, 0x02030fff] PGTABLE
>> [    0.000000] init_memory_mapping: [mem 0x11fc00000-0x11fdfffff]
>> [    0.000000]  [mem 0x11fc00000-0x11fdfffff] page 2M
>> [    0.000000] BRK [0x02031000, 0x02031fff] PGTABLE
>> [    0.000000] init_memory_mapping: [mem 0x11c000000-0x11fbfffff]
>> [    0.000000]  [mem 0x11c000000-0x11fbfffff] page 2M
>> [    0.000000] init_memory_mapping: [mem 0x100000000-0x11bffffff]
>> [    0.000000]  [mem 0x100000000-0x11bffffff] page 2M
>> [    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 0x40200000-0xd9c9efff]
>> [    0.000000]  [mem 0x40200000-0xd9bfffff] page 2M
>> [    0.000000]  [mem 0xd9c00000-0xd9c9efff] page 4k
>> [    0.000000] BRK [0x02032000, 0x02032fff] PGTABLE
>> [    0.000000] init_memory_mapping: [mem 0xdafff000-0xdaffffff]
>> [    0.000000]  [mem 0xdafff000-0xdaffffff] page 4k
>> [    0.000000] RAMDISK: [mem 0x379ae000-0x37ccefff]
>> [    0.000000] ACPI: RSDP 00000000000f0100 00024 (v02 SECCSD)
>> [    0.000000] ACPI: XSDT 00000000daffe170 0008C (v01 SECCSD LH43STAR 00000002 PTEC 00000002)
>> [    0.000000] ACPI: FACP 00000000dafef000 0010C (v05 SECCSD LH43STAR 00000002 PTL  00000002)
>> [    0.000000] ACPI: DSDT 00000000daff2000 083AC (v02 SECCSD  SNB-CPT 00000000 INTL 20061109)
>> [    0.000000] ACPI: FACS 00000000daf47000 00040
>> [    0.000000] ACPI: SLIC 00000000daffd000 00176 (v01 SECCSD LH43STAR 00000002 PTEC 00000001)
>> [    0.000000] ACPI: SSDT 00000000daffb000 01068 (v01 SECCSD PtidDevc 00001000 INTL 20061109)
>> [    0.000000] ACPI: ASF! 00000000daff1000 000A5 (v32 SECCSD LH43STAR 00000002 PTL  00000002)
>> [    0.000000] ACPI: HPET 00000000dafee000 00038 (v01 SECCSD LH43STAR 00000002 PTL  00000002)
>> [    0.000000] ACPI: APIC 00000000dafed000 00098 (v03 SECCSD LH43STAR 00000002 PTL  00000002)
>> [    0.000000] ACPI: MCFG 00000000dafec000 0003C (v01 SECCSD LH43STAR 00000002 PTL  00000002)
>> [    0.000000] ACPI: SSDT 00000000dafeb000 00804 (v01  PmRef  Cpu0Ist 00003000 INTL 20061109)
>> [    0.000000] ACPI: SSDT 00000000dafea000 00996 (v01  PmRef    CpuPm 00003000 INTL 20061109)
>> [    0.000000] ACPI: UEFI 00000000dafe9000 0003E (v01 SECCSD LH43STAR 00000002 PTL  00000002)
>> [    0.000000] ACPI: UEFI 00000000dafe8000 00042 (v01 PTL      COMBUF 00000001 PTL  00000001)
>> [    0.000000] ACPI: UEFI 00000000dafe7000 0026A (v01 SECCSD LH43STAR 00000002 PTL  00000002)
>> [    0.000000] ACPI: SSDT 00000000dafe6000 000D0 (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] Initmem setup node 0 [mem 0x00000000-0x11fdfffff]
>> [    0.000000]   NODE_DATA [mem 0x11fdf7000-0x11fdfbfff]
>> [    0.000000]  [ffffea0000000000-ffffea0003ffffff] PMD -> [ffff88011b400000-ffff88011edfffff] on node 0
>> [    0.000000] Zone ranges:
>> [    0.000000]   DMA      [mem 0x00001000-0x00ffffff]
>> [    0.000000]   DMA32    [mem 0x01000000-0xffffffff]
>> [    0.000000]   Normal   [mem 0x100000000-0x11fdfffff]
>> [    0.000000] Movable zone start for each node
>> [    0.000000] Early memory node ranges
>> [    0.000000]   node   0: [mem 0x00001000-0x0009cfff]
>> [    0.000000]   node   0: [mem 0x00100000-0x1fffffff]
>> [    0.000000]   node   0: [mem 0x20200000-0x3fffffff]
>> [    0.000000]   node   0: [mem 0x40200000-0xd9c9efff]
>> [    0.000000]   node   0: [mem 0xdafff000-0xdaffffff]
>> [    0.000000]   node   0: [mem 0x100000000-0x11fdfffff]
>> [    0.000000] On node 0 totalpages: 1021500
>> [    0.000000]   DMA zone: 56 pages used for memmap
>> [    0.000000]   DMA zone: 156 pages reserved
>> [    0.000000]   DMA zone: 3996 pages, LIFO batch:0
>> [    0.000000]   DMA32 zone: 12127 pages used for memmap
>> [    0.000000]   DMA32 zone: 886944 pages, LIFO batch:31
>> [    0.000000]   Normal zone: 1785 pages used for memmap
>> [    0.000000]   Normal zone: 130560 pages, LIFO batch:31
>> [    0.000000] ACPI: PM-Timer IO Port: 0x408
>> [    0.000000] ACPI: Local APIC address 0xfee00000
>> [    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
>> [    0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
>> [    0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled)
>> [    0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
>> [    0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x00] disabled)
>> [    0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x00] disabled)
>> [    0.000000] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x00] disabled)
>> [    0.000000] ACPI: LAPIC (acpi_id[0x08] lapic_id[0x00] disabled)
>> [    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] ACPI: IOAPIC (id[0x0e] address[0xfec00000] gsi_base[0])
>> [    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: IRQ2 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] nr_irqs_gsi: 40
>> [    0.000000] PM: Registered nosave memory: 000000000009d000 - 000000000009e000
>> [    0.000000] PM: Registered nosave memory: 000000000009e000 - 00000000000a0000
>> [    0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000
>> [    0.000000] PM: Registered nosave memory: 00000000000e0000 - 0000000000100000
>> [    0.000000] PM: Registered nosave memory: 0000000020000000 - 0000000020200000
>> [    0.000000] PM: Registered nosave memory: 0000000040000000 - 0000000040200000
>> [    0.000000] PM: Registered nosave memory: 00000000d9c9f000 - 00000000dae7f000
>> [    0.000000] PM: Registered nosave memory: 00000000dae7f000 - 00000000daf9f000
>> [    0.000000] PM: Registered nosave memory: 00000000daf9f000 - 00000000dafff000
>> [    0.000000] PM: Registered nosave memory: 00000000db000000 - 00000000dfa00000
>> [    0.000000] PM: Registered nosave memory: 00000000dfa00000 - 00000000f8000000
>> [    0.000000] PM: Registered nosave memory: 00000000f8000000 - 00000000fc000000
>> [    0.000000] PM: Registered nosave memory: 00000000fc000000 - 00000000fec00000
>> [    0.000000] PM: Registered nosave memory: 00000000fec00000 - 00000000fec01000
>> [    0.000000] PM: Registered nosave memory: 00000000fec01000 - 00000000fed08000
>> [    0.000000] PM: Registered nosave memory: 00000000fed08000 - 00000000fed09000
>> [    0.000000] PM: Registered nosave memory: 00000000fed09000 - 00000000fed10000
>> [    0.000000] PM: Registered nosave memory: 00000000fed10000 - 00000000fed1a000
>> [    0.000000] PM: Registered nosave memory: 00000000fed1a000 - 00000000fed1c000
>> [    0.000000] PM: Registered nosave memory: 00000000fed1c000 - 00000000fed20000
>> [    0.000000] PM: Registered nosave memory: 00000000fed20000 - 00000000fee00000
>> [    0.000000] PM: Registered nosave memory: 00000000fee00000 - 00000000fee01000
>> [    0.000000] PM: Registered nosave memory: 00000000fee01000 - 00000000ffd80000
>> [    0.000000] PM: Registered nosave memory: 00000000ffd80000 - 0000000100000000
>> [    0.000000] e820: [mem 0xdfa00000-0xf7ffffff] available for PCI devices
>> [    0.000000] Booting paravirtualized kernel on bare hardware
>> [    0.000000] setup_percpu: NR_CPUS:256 nr_cpumask_bits:256 nr_cpu_ids:8 nr_node_ids:1
>> [    0.000000] PERCPU: Embedded 29 pages/cpu @ffff88011fa00000 s86208 r8192 d24384 u262144
>> [    0.000000] pcpu-alloc: s86208 r8192 d24384 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: 1007376
>> [    0.000000] Policy zone: Normal
>> [    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-3.9.0-rc8-next20130423-1-iniza-small root=UUID=001AADA61AAD9964 loop=/ubuntu/disks/root.disk ro
>> [    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
>> [    0.000000] xsave: enabled xstate_bv 0x7, cntxt size 0x340
>> [    0.000000] Checking aperture...
>> [    0.000000] No AGP bridge found
>> [    0.000000] Calgary: detecting Calgary via BIOS EBDA area
>> [    0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
>> [    0.000000] Memory: 3938732k/4716544k available (6996k kernel code, 630544k absent, 147268k reserved, 6308k data, 1312k init)
>> [    0.000000] Hierarchical RCU implementation.
>> [    0.000000]        RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=8.
>> [    0.000000] NR_IRQS:16640 nr_irqs:744 16
>> [    0.000000] Console: colour dummy device 80x25
>> [    0.000000] console [tty0] enabled
>> [    0.000000] allocated 16777216 bytes of page_cgroup
>> [    0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
>> [    0.000000] ODEBUG: 0 of 0 active objects replaced
>> [    0.000000] hpet clockevent registered
>> [    0.000000] tsc: Fast TSC calibration using PIT
>> [    0.004000] tsc: Detected 1596.428 MHz processor
>> [    0.000003] Calibrating delay loop (skipped), value calculated using timer frequency.. 3192.85 BogoMIPS (lpj=6385712)
>> [    0.000009] pid_max: default: 32768 minimum: 301
>> [    0.000140] Security Framework initialized
>> [    0.000152] AppArmor: AppArmor initialized
>> [    0.000155] Yama: becoming mindful.
>> [    0.000539] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
>> [    0.001601] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
>> [    0.002069] Mount-cache hash table entries: 256
>> [    0.002608] Initializing cgroup subsys memory
>> [    0.002676] Initializing cgroup subsys devices
>> [    0.002681] Initializing cgroup subsys freezer
>> [    0.002684] Initializing cgroup subsys blkio
>> [    0.002687] Initializing cgroup subsys perf_event
>> [    0.002692] Initializing cgroup subsys hugetlb
>> [    0.002775] Disabled fast string operations
>> [    0.002779] CPU: Physical Processor ID: 0
>> [    0.002782] CPU: Processor Core ID: 0
>> [    0.002788] ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
>> [    0.002788] ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)
>> [    0.002795] mce: CPU supports 7 MCE banks
>> [    0.002813] CPU0: Thermal monitoring enabled (TM1)
>> [    0.002824] Last level iTLB entries: 4KB 512, 2MB 0, 4MB 0
>> [    0.002824] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32
>> [    0.002824] tlb_flushall_shift: 5
>> [    0.002918] Freeing SMP alternatives: 24k freed
>> [    0.003889] ACPI: Core revision 20130328
>> [    0.014615] ACPI: All ACPI Tables successfully acquired
>> [    0.016156] ftrace: allocating 26438 entries in 104 pages
>> [    0.031111] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
>> [    0.070774] smpboot: CPU0: Intel(R) Core(TM) i5-2467M CPU @ 1.60GHz (fam: 06, model: 2a, stepping: 07)
>> [    0.070786] TSC deadline timer enabled
>> [    0.070799] Performance Events: PEBS fmt1+, 16-deep LBR, SandyBridge events, Intel PMU driver.
>> [    0.070811] ... version:                3
>> [    0.070814] ... bit width:              48
>> [    0.070816] ... generic registers:      4
>> [    0.070818] ... value mask:             0000ffffffffffff
>> [    0.070821] ... max period:             000000007fffffff
>> [    0.070824] ... fixed-purpose events:   3
>> [    0.070826] ... event mask:             000000070000000f
>> [    0.083865] Disabled fast string operations
>> [    0.087045] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter.
>> [    0.098588] Disabled fast string operations
>> [    0.112243] Disabled fast string operations
>> [    0.072831] smpboot: Booting Node   0, Processors  #1 #2 #3
>> [    0.114375] Brought up 4 CPUs
>> [    0.114384] smpboot: Total of 4 processors activated (12771.42 BogoMIPS)
>> [    0.118396] devtmpfs: initialized
>> [    0.120381] EVM: security.selinux
>> [    0.120385] EVM: security.SMACK64
>> [    0.120387] EVM: security.capability
>> [    0.120473] PM: Registering ACPI NVS region [mem 0xdae7f000-0xdaf9efff] (1179648 bytes)
>> [    0.121944] regulator-dummy: no parameters
>> [    0.122096] NET: Registered protocol family 16
>> [    0.122442] ACPI: bus type PCI registered
>> [    0.122560] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
>> [    0.122566] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in E820
>> [    0.129331] PCI: Using configuration type 1 for base access
>> [    0.132644] bio: create slab <bio-0> at 0
>> [    0.133045] ACPI: Added _OSI(Module Device)
>> [    0.133050] ACPI: Added _OSI(Processor Device)
>> [    0.133054] ACPI: Added _OSI(3.0 _SCP Extensions)
>> [    0.133057] ACPI: Added _OSI(Processor Aggregator Device)
>> [    0.134832] ACPI: EC: Look up EC in DSDT
>> [    0.162447] ACPI: Executed 1 blocks of module-level executable AML code
>> [    0.168364] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
>> [    0.179885] ACPI: SSDT 00000000dae70718 00688 (v01  PmRef  Cpu0Cst 00003001 INTL 20061109)
>> [    0.180383] ACPI: Dynamic OEM Table Load:
>> [    0.180387] ACPI: SSDT           (null) 00688 (v01  PmRef  Cpu0Cst 00003001 INTL 20061109)
>> [    0.190866] ACPI: SSDT 00000000dae71a98 00303 (v01  PmRef    ApIst 00003000 INTL 20061109)
>> [    0.191441] ACPI: Dynamic OEM Table Load:
>> [    0.191446] ACPI: SSDT           (null) 00303 (v01  PmRef    ApIst 00003000 INTL 20061109)
>> [    0.202553] ACPI: SSDT 00000000dae6fd98 00119 (v01  PmRef    ApCst 00003000 INTL 20061109)
>> [    0.203023] ACPI: Dynamic OEM Table Load:
>> [    0.203027] ACPI: SSDT           (null) 00119 (v01  PmRef    ApCst 00003000 INTL 20061109)
>> [    0.216787] ACPI: Interpreter enabled
>> [    0.216805] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20130328/hwxface-568)
>> [    0.216829] ACPI: (supports S0 S1 S3 S4 S5)
>> [    0.216832] ACPI: Using IOAPIC for interrupt routing
>> [    0.216890] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
>> [    0.240637] ACPI: Power Resource [FN00] (off)
>> [    0.240823] ACPI: Power Resource [FN01] (off)
>> [    0.241007] ACPI: Power Resource [FN02] (off)
>> [    0.241188] ACPI: Power Resource [FN03] (off)
>> [    0.241374] ACPI: Power Resource [FN04] (off)
>> [    0.242473] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-3e])
>> [    0.242816] \_SB_.PCI0:_OSC invalid UUID
>> [    0.242818] _OSC request data:1 8 0
>> [    0.243804] PCI host bridge to bus 0000:00
>> [    0.243810] pci_bus 0000:00: root bus resource [bus 00-3e]
>> [    0.243814] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7]
>> [    0.243818] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff]
>> [    0.243822] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]
>> [    0.243826] pci_bus 0000:00: root bus resource [mem 0xdfa00000-0xfeafffff]
>> [    0.243829] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff]
>> [    0.243848] pci 0000:00:00.0: [8086:0104] type 00 class 0x060000
>> [    0.244008] pci 0000:00:02.0: [8086:0116] type 00 class 0x030000
>> [    0.244021] pci 0000:00:02.0: reg 10: [mem 0xf0000000-0xf03fffff 64bit]
>> [    0.244029] pci 0000:00:02.0: reg 18: [mem 0xe0000000-0xefffffff 64bit pref]
>> [    0.244034] pci 0000:00:02.0: reg 20: [io  0x3000-0x303f]
>> [    0.244221] pci 0000:00:16.0: [8086:1c3a] type 00 class 0x078000
>> [    0.244246] pci 0000:00:16.0: reg 10: [mem 0xf0705000-0xf070500f 64bit]
>> [    0.244332] pci 0000:00:16.0: PME# supported from D0 D3hot D3cold
>> [    0.244496] pci 0000:00:1a.0: [8086:1c2d] type 00 class 0x0c0320
>> [    0.244521] pci 0000:00:1a.0: reg 10: [mem 0xf070a000-0xf070a3ff]
>> [    0.244622] pci 0000:00:1a.0: PME# supported from D0 D3hot D3cold
>> [    0.244728] pci 0000:00:1b.0: [8086:1c20] type 00 class 0x040300
>> [    0.244748] pci 0000:00:1b.0: reg 10: [mem 0xf0700000-0xf0703fff 64bit]
>> [    0.244826] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
>> [    0.244871] pci 0000:00:1b.0: System wakeup disabled by ACPI
>> [    0.244942] pci 0000:00:1c.0: [8086:1c10] type 01 class 0x060400
>> [    0.245035] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
>> [    0.245084] pci 0000:00:1c.0: System wakeup disabled by ACPI
>> [    0.245158] pci 0000:00:1c.3: [8086:1c16] type 01 class 0x060400
>> [    0.245248] pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold
>> [    0.245305] pci 0000:00:1c.3: System wakeup disabled by ACPI
>> [    0.245379] pci 0000:00:1c.4: [8086:1c18] type 01 class 0x060400
>> [    0.245510] pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold
>> [    0.245644] pci 0000:00:1d.0: [8086:1c26] type 00 class 0x0c0320
>> [    0.245669] pci 0000:00:1d.0: reg 10: [mem 0xf0709000-0xf07093ff]
>> [    0.245770] pci 0000:00:1d.0: PME# supported from D0 D3hot D3cold
>> [    0.245871] pci 0000:00:1f.0: [8086:1c49] type 00 class 0x060100
>> [    0.246076] pci 0000:00:1f.2: [8086:1c03] type 00 class 0x010601
>> [    0.246097] pci 0000:00:1f.2: reg 10: [io  0x3088-0x308f]
>> [    0.246108] pci 0000:00:1f.2: reg 14: [io  0x3094-0x3097]
>> [    0.246118] pci 0000:00:1f.2: reg 18: [io  0x3080-0x3087]
>> [    0.246128] pci 0000:00:1f.2: reg 1c: [io  0x3090-0x3093]
>> [    0.246137] pci 0000:00:1f.2: reg 20: [io  0x3060-0x307f]
>> [    0.246147] pci 0000:00:1f.2: reg 24: [mem 0xf0708000-0xf07087ff]
>> [    0.246200] pci 0000:00:1f.2: PME# supported from D3hot
>> [    0.246320] pci 0000:00:1f.3: [8086:1c22] type 00 class 0x0c0500
>> [    0.246339] pci 0000:00:1f.3: reg 10: [mem 0xf0704000-0xf07040ff 64bit]
>> [    0.246363] pci 0000:00:1f.3: reg 20: [io  0xefa0-0xefbf]
>> [    0.246746] pci 0000:01:00.0: [8086:0091] type 00 class 0x028000
>> [    0.246942] pci 0000:01:00.0: reg 10: [mem 0xf0600000-0xf0601fff 64bit]
>> [    0.247667] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
>> [    0.247837] pci 0000:01:00.0: System wakeup disabled by ACPI
>> [    0.254550] pci 0000:00:1c.0: PCI bridge to [bus 01]
>> [    0.254559] pci 0000:00:1c.0:   bridge window [mem 0xf0600000-0xf06fffff]
>> [    0.254728] pci 0000:02:00.0: [10ec:8168] type 00 class 0x020000
>> [    0.254798] pci 0000:02:00.0: reg 10: [io  0x2000-0x20ff]
>> [    0.254921] pci 0000:02:00.0: reg 18: [mem 0xf0404000-0xf0404fff 64bit pref]
>> [    0.254997] pci 0000:02:00.0: reg 20: [mem 0xf0400000-0xf0403fff 64bit pref]
>> [    0.255329] pci 0000:02:00.0: supports D1 D2
>> [    0.255331] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
>> [    0.255458] pci 0000:02:00.0: System wakeup disabled by ACPI
>> [    0.262468] pci 0000:00:1c.3: PCI bridge to [bus 02]
>> [    0.262482] pci 0000:00:1c.3:   bridge window [io  0x2000-0x2fff]
>> [    0.262504] pci 0000:00:1c.3:   bridge window [mem 0xf0400000-0xf04fffff 64bit pref]
>> [    0.262705] pci 0000:03:00.0: [1b21:1042] type 00 class 0x0c0330
>> [    0.262742] pci 0000:03:00.0: reg 10: [mem 0xf0500000-0xf0507fff 64bit]
>> [    0.262941] pci 0000:03:00.0: PME# supported from D3hot D3cold
>> [    0.270461] pci 0000:00:1c.4: PCI bridge to [bus 03]
>> [    0.270481] pci 0000:00:1c.4:   bridge window [mem 0xf0500000-0xf05fffff]
>> [    0.270678] \_SB_.PCI0:_OSC invalid UUID
>> [    0.270680] _OSC request data:1 1f 0
>> [    0.270685] acpi PNP0A08:00: ACPI _OSC support notification failed, disabling PCIe ASPM
>> [    0.270690] acpi PNP0A08:00: Unable to request _OSC control (_OSC support mask: 0x08)
>> [    0.271513] ACPI: PCI Interrupt Link [LNKA] (IRQs 1 3 4 5 6 10 *11 12 14 15)
>> [    0.271632] ACPI: PCI Interrupt Link [LNKB] (IRQs 1 3 4 5 6 10 11 12 14 15) *0, disabled.
>> [    0.271750] ACPI: PCI Interrupt Link [LNKC] (IRQs 1 3 4 5 6 *10 11 12 14 15)
>> [    0.271866] ACPI: PCI Interrupt Link [LNKD] (IRQs 1 3 4 5 6 *10 11 12 14 15)
>> [    0.271981] ACPI: PCI Interrupt Link [LNKE] (IRQs 1 3 4 5 6 10 11 12 14 15) *9
>> [    0.272096] ACPI: PCI Interrupt Link [LNKF] (IRQs 1 3 4 5 6 10 11 12 14 15) *0, disabled.
>> [    0.272212] ACPI: PCI Interrupt Link [LNKG] (IRQs 1 3 4 5 6 10 *11 12 14 15)
>> [    0.272327] ACPI: PCI Interrupt Link [LNKH] (IRQs 1 3 4 5 6 10 11 12 14 15) *9
>> [    0.272881] ACPI: Enabled 4 GPEs in block 00 to 3F
>> [    0.272891] acpi root: \_SB_.PCI0 notify handler is installed
>> [    0.272952] Found 1 acpi root devices
>> [    0.273019] ACPI: EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62
>> [    0.273226] ACPI: No dock devices found.
>> [    0.273430] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
>> [    0.273436] vgaarb: loaded
>> [    0.273438] vgaarb: bridge control possible 0000:00:02.0
>> [    0.274114] SCSI subsystem initialized
>> [    0.274119] ACPI: bus type ATA registered
>> [    0.274233] libata version 3.00 loaded.
>> [    0.274293] ACPI: bus type USB registered
>> [    0.274343] usbcore: registered new interface driver usbfs
>> [    0.274369] usbcore: registered new interface driver hub
>> [    0.274427] usbcore: registered new device driver usb
>> [    0.274745] PCI: Using ACPI for IRQ routing
>> [    0.276413] PCI: pci_cache_line_size set to 64 bytes
>> [    0.276524] e820: reserve RAM buffer [mem 0x0009d800-0x0009ffff]
>> [    0.276527] e820: reserve RAM buffer [mem 0xd9c9f000-0xdbffffff]
>> [    0.276529] e820: reserve RAM buffer [mem 0xdb000000-0xdbffffff]
>> [    0.276531] e820: reserve RAM buffer [mem 0x11fe00000-0x11fffffff]
>> [    0.276814] NetLabel: Initializing
>> [    0.276817] NetLabel:  domain hash size = 128
>> [    0.276819] NetLabel:  protocols = UNLABELED CIPSOv4
>> [    0.276868] NetLabel:  unlabeled traffic allowed by default
>> [    0.276953] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0
>> [    0.276962] hpet0: 8 comparators, 64-bit 14.318180 MHz counter
>> [    0.278977] Switching to clocksource hpet
>> [    0.296058] AppArmor: AppArmor Filesystem Enabled
>> [    0.296117] pnp: PnP ACPI init
>> [    0.296135] ACPI: bus type PNP registered
>> [    0.296489] pnp 00:00: [dma 4]
>> [    0.296532] pnp 00:00: Plug and Play ACPI device, IDs PNP0200 (active)
>> [    0.296576] pnp 00:01: Plug and Play ACPI device, IDs INT0800 (active)
>> [    0.296745] pnp 00:02: Plug and Play ACPI device, IDs PNP0103 (active)
>> [    0.296799] pnp 00:03: Plug and Play ACPI device, IDs PNP0c04 (active)
>> [    0.296876] system 00:04: [io  0x0680-0x069f] has been reserved
>> [    0.296881] system 00:04: [io  0x1000-0x100f] has been reserved
>> [    0.296885] system 00:04: [io  0x5000-0x5003] has been reserved
>> [    0.296889] system 00:04: [io  0xffff] has been reserved
>> [    0.296893] system 00:04: [io  0x0400-0x0453] has been reserved
>> [    0.296898] system 00:04: [io  0x0458-0x047f] has been reserved
>> [    0.296902] system 00:04: [io  0x0500-0x057f] has been reserved
>> [    0.296906] system 00:04: [io  0x0a00-0x0a0f] has been reserved
>> [    0.296910] system 00:04: [io  0x164e-0x164f] has been reserved
>> [    0.296915] system 00:04: [io  0x5000-0x500f] could not be reserved
>> [    0.296920] system 00:04: Plug and Play ACPI device, IDs PNP0c02 (active)
>> [    0.296968] pnp 00:05: Plug and Play ACPI device, IDs PNP0b00 (active)
>> [    0.297062] system 00:06: [io  0x0454-0x0457] has been reserved
>> [    0.297068] system 00:06: Plug and Play ACPI device, IDs INT3f0d PNP0c02 (active)
>> [    0.297126] pnp 00:07: Plug and Play ACPI device, IDs PNP0303 (active)
>> [    0.297216] pnp 00:08: Plug and Play ACPI device, IDs ETD0b00 SYN0002 PNP0f13 (active)
>> [    0.297529] system 00:09: [mem 0xfed1c000-0xfed1ffff] has been reserved
>> [    0.297534] system 00:09: [mem 0xfed10000-0xfed17fff] has been reserved
>> [    0.297539] system 00:09: [mem 0xfed18000-0xfed18fff] has been reserved
>> [    0.297543] system 00:09: [mem 0xfed19000-0xfed19fff] has been reserved
>> [    0.297547] system 00:09: [mem 0xf8000000-0xfbffffff] has been reserved
>> [    0.297551] system 00:09: [mem 0xfed20000-0xfed3ffff] has been reserved
>> [    0.297555] system 00:09: [mem 0xfed90000-0xfed93fff] has been reserved
>> [    0.297560] system 00:09: [mem 0xfed45000-0xfed8ffff] has been reserved
>> [    0.297565] system 00:09: [mem 0xff000000-0xffffffff] could not be reserved
>> [    0.297569] system 00:09: [mem 0xfee00000-0xfeefffff] could not be reserved
>> [    0.297574] system 00:09: Plug and Play ACPI device, IDs PNP0c02 (active)
>> [    0.298220] system 00:0a: Plug and Play ACPI device, IDs PNP0c01 (active)
>> [    0.298258] pnp: PnP ACPI: found 11 devices
>> [    0.298261] ACPI: bus type PNP unregistered
>> [    0.305833] pci 0000:00:1c.0: PCI bridge to [bus 01]
>> [    0.305843] pci 0000:00:1c.0:   bridge window [mem 0xf0600000-0xf06fffff]
>> [    0.305855] pci 0000:00:1c.3: PCI bridge to [bus 02]
>> [    0.305860] pci 0000:00:1c.3:   bridge window [io  0x2000-0x2fff]
>> [    0.305871] pci 0000:00:1c.3:   bridge window [mem 0xf0400000-0xf04fffff 64bit pref]
>> [    0.305882] pci 0000:00:1c.4: PCI bridge to [bus 03]
>> [    0.305889] pci 0000:00:1c.4:   bridge window [mem 0xf0500000-0xf05fffff]
>> [    0.306327] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7]
>> [    0.306329] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff]
>> [    0.306331] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]
>> [    0.306333] pci_bus 0000:00: resource 7 [mem 0xdfa00000-0xfeafffff]
>> [    0.306335] pci_bus 0000:00: resource 8 [mem 0xfed40000-0xfed44fff]
>> [    0.306337] pci_bus 0000:01: resource 1 [mem 0xf0600000-0xf06fffff]
>> [    0.306339] pci_bus 0000:02: resource 0 [io  0x2000-0x2fff]
>> [    0.306342] pci_bus 0000:02: resource 2 [mem 0xf0400000-0xf04fffff 64bit pref]
>> [    0.306344] pci_bus 0000:03: resource 1 [mem 0xf0500000-0xf05fffff]
>> [    0.306461] NET: Registered protocol family 2
>> [    0.306804] TCP established hash table entries: 32768 (order: 7, 524288 bytes)
>> [    0.306997] TCP bind hash table entries: 32768 (order: 8, 1048576 bytes)
>> [    0.307281] TCP: Hash tables configured (established 32768 bind 32768)
>> [    0.307541] TCP: reno registered
>> [    0.307562] UDP hash table entries: 2048 (order: 5, 196608 bytes)
>> [    0.307627] UDP-Lite hash table entries: 2048 (order: 5, 196608 bytes)
>> [    0.307869] NET: Registered protocol family 1
>> [    0.307890] pci 0000:00:02.0: Boot video device
>> [    0.308660] PCI: CLS 64 bytes, default 64
>> [    0.308872] Trying to unpack rootfs image as initramfs...
>> [    0.379902] Freeing initrd memory: 3204k freed
>> [    0.380585] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
>> [    0.380595] software IO TLB [mem 0xd5c9f000-0xd9c9f000] (64MB) mapped at [ffff8800d5c9f000-ffff8800d9c9efff]
>> [    0.380931] Scanning for low memory corruption every 60 seconds
>> [    0.381298] Initialise module verification
>> [    0.381362] audit: initializing netlink socket (disabled)
>> [    0.381382] type=2000 audit(1366738562.376:1): initialized
>> [    0.410723] bounce pool size: 64 pages
>> [    0.410751] HugeTLB registered 2 MB page size, pre-allocated 0 pages
>> [    0.411381] VFS: Disk quotas dquot_6.5.2
>> [    0.411425] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
>> [    0.412147] fuse init (API version 7.21)
>> [    0.412244] msgmni has been set to 7699
>> [    0.412789] Key type asymmetric registered
>> [    0.412793] Asymmetric key parser 'x509' registered
>> [    0.412843] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
>> [    0.412897] io scheduler noop registered
>> [    0.412901] io scheduler deadline registered (default)
>> [    0.412933] io scheduler cfq registered
>> [    0.413326] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
>> [    0.413371] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
>> [    0.413464] intel_idle: MWAIT substates: 0x21120
>> [    0.413466] intel_idle: v0.4 model 0x2A
>> [    0.413467] intel_idle: lapic_timer_reliable_states 0xffffffff
>> [    0.413918] ACPI: AC Adapter [ADP1] (on-line)
>> [    0.414300] input: Lid Switch as /devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input0
>> [    0.414326] ACPI: Lid Switch [LID0]
>> [    0.414393] input: Power Button as /devices/LNXSYSTM:00/device:00/PNP0C0C:00/input/input1
>> [    0.414400] ACPI: Power Button [PWRB]
>> [    0.414464] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2
>> [    0.414470] ACPI: Power Button [PWRF]
>> [    0.414570] ACPI: Fan [FAN0] (off)
>> [    0.414624] ACPI: Fan [FAN1] (off)
>> [    0.414678] ACPI: Fan [FAN2] (off)
>> [    0.414730] ACPI: Fan [FAN3] (off)
>> [    0.414785] ACPI: Fan [FAN4] (off)
>> [    0.414879] ACPI: Requesting acpi_cpufreq
>> [    0.422078] thermal LNXTHERM:00: registered as thermal_zone0
>> [    0.422083] ACPI: Thermal Zone [TZ00] (66 C)
>> [    0.422505] thermal LNXTHERM:01: registered as thermal_zone1
>> [    0.422509] ACPI: Thermal Zone [TZ01] (30 C)
>> [    0.422572] GHES: HEST is not enabled!
>> [    0.422785] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
>> [    0.427492] ACPI: Battery Slot [BAT1] (battery present)
>> [    0.427514] Linux agpgart interface v0.103
>> [    0.429936] brd: module loaded
>> [    0.431170] loop: module loaded
>> [    0.431396] mei_me 0000:00:16.0: setting latency timer to 64
>> [    0.431462] mei_me 0000:00:16.0: irq 40 for MSI/MSI-X
>> [    0.435390] ahci 0000:00:1f.2: version 3.0
>> [    0.435575] ahci 0000:00:1f.2: irq 41 for MSI/MSI-X
>> [    0.435777] ahci: SSS flag set, parallel bus scan disabled
>> [    0.450903] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x1b impl SATA mode
>> [    0.450909] ahci 0000:00:1f.2: flags: 64bit ncq sntf ilck stag pm led clo pio slum part ems sxs apst
>> [    0.450918] ahci 0000:00:1f.2: setting latency timer to 64
>> [    0.475692] scsi0 : ahci
>> [    0.475852] scsi1 : ahci
>> [    0.475965] scsi2 : ahci
>> [    0.476077] scsi3 : ahci
>> [    0.476191] scsi4 : ahci
>> [    0.476342] scsi5 : ahci
>> [    0.476416] ata1: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708100 irq 41
>> [    0.476422] ata2: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708180 irq 41
>> [    0.476426] ata3: DUMMY
>> [    0.476430] ata4: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708280 irq 41
>> [    0.476435] ata5: SATA max UDMA/133 abar m2048@0xf0708000 port 0xf0708300 irq 41
>> [    0.476439] ata6: DUMMY
>> [    0.477348] libphy: Fixed MDIO Bus: probed
>> [    0.477614] tun: Universal TUN/TAP device driver, 1.6
>> [    0.477617] tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
>> [    0.477692] PPP generic driver version 2.4.2
>> [    0.477801] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
>> [    0.477805] ehci-pci: EHCI PCI platform driver
>> [    0.477987] ehci-pci 0000:00:1a.0: setting latency timer to 64
>> [    0.477996] ehci-pci 0000:00:1a.0: EHCI Host Controller
>> [    0.478006] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 1
>> [    0.478029] ehci-pci 0000:00:1a.0: debug port 2
>> [    0.481953] ehci-pci 0000:00:1a.0: cache line size of 64 is not supported
>> [    0.482000] ehci-pci 0000:00:1a.0: irq 16, io mem 0xf070a000
>> [    0.490854] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
>> [    0.490899] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
>> [    0.490903] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>> [    0.490908] usb usb1: Product: EHCI Host Controller
>> [    0.490911] usb usb1: Manufacturer: Linux 3.9.0-rc8-next20130423-1-iniza-small ehci_hcd
>> [    0.490915] usb usb1: SerialNumber: 0000:00:1a.0
>> [    0.491072] hub 1-0:1.0: USB hub found
>> [    0.491081] hub 1-0:1.0: 2 ports detected
>> [    0.491360] ehci-pci 0000:00:1d.0: setting latency timer to 64
>> [    0.491367] ehci-pci 0000:00:1d.0: EHCI Host Controller
>> [    0.491378] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 2
>> [    0.491400] ehci-pci 0000:00:1d.0: debug port 2
>> [    0.495309] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported
>> [    0.495355] ehci-pci 0000:00:1d.0: irq 23, io mem 0xf0709000
>> [    0.506844] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
>> [    0.506882] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
>> [    0.506885] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>> [    0.506889] usb usb2: Product: EHCI Host Controller
>> [    0.506893] usb usb2: Manufacturer: Linux 3.9.0-rc8-next20130423-1-iniza-small ehci_hcd
>> [    0.506897] usb usb2: SerialNumber: 0000:00:1d.0
>> [    0.507041] hub 2-0:1.0: USB hub found
>> [    0.507049] hub 2-0:1.0: 2 ports detected
>> [    0.507178] ehci-platform: EHCI generic platform driver
>> [    0.507199] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
>> [    0.507235] uhci_hcd: USB Universal Host Controller Interface driver
>> [    0.507361] xhci_hcd 0000:03:00.0: xHCI Host Controller
>> [    0.507370] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 3
>> [    0.517146] xhci_hcd 0000:03:00.0: irq 42 for MSI/MSI-X
>> [    0.517154] xhci_hcd 0000:03:00.0: irq 43 for MSI/MSI-X
>> [    0.517161] xhci_hcd 0000:03:00.0: irq 44 for MSI/MSI-X
>> [    0.517170] xhci_hcd 0000:03:00.0: irq 45 for MSI/MSI-X
>> [    0.517177] xhci_hcd 0000:03:00.0: irq 46 for MSI/MSI-X
>> [    0.517462] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
>> [    0.517466] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>> [    0.517470] usb usb3: Product: xHCI Host Controller
>> [    0.517473] usb usb3: Manufacturer: Linux 3.9.0-rc8-next20130423-1-iniza-small xhci_hcd
>> [    0.517477] usb usb3: SerialNumber: 0000:03:00.0
>> [    0.517582] xHCI xhci_add_endpoint called for root hub
>> [    0.517584] xHCI xhci_check_bandwidth called for root hub
>> [    0.517619] hub 3-0:1.0: USB hub found
>> [    0.517634] hub 3-0:1.0: 2 ports detected
>> [    0.517745] xhci_hcd 0000:03:00.0: xHCI Host Controller
>> [    0.517752] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 4
>> [    0.517808] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003
>> [    0.517812] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>> [    0.517816] usb usb4: Product: xHCI Host Controller
>> [    0.517819] usb usb4: Manufacturer: Linux 3.9.0-rc8-next20130423-1-iniza-small xhci_hcd
>> [    0.517823] usb usb4: SerialNumber: 0000:03:00.0
>> [    0.517923] xHCI xhci_add_endpoint called for root hub
>> [    0.517925] xHCI xhci_check_bandwidth called for root hub
>> [    0.517960] hub 4-0:1.0: USB hub found
>> [    0.517972] hub 4-0:1.0: 2 ports detected
>> [    0.534896] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:EPAD] at 0x60,0x64 irq 1,12
>> [    0.542148] serio: i8042 KBD port at 0x60,0x64 irq 1
>> [    0.542157] serio: i8042 AUX port at 0x60,0x64 irq 12
>> [    0.542370] mousedev: PS/2 mouse device common for all mice
>> [    0.542828] rtc_cmos 00:05: rtc core: registered rtc_cmos as rtc0
>> [    0.542866] rtc_cmos 00:05: alarms up to one month, y3k, 242 bytes nvram, hpet irqs
>> [    0.542924] device-mapper: uevent: version 1.0.3
>> [    0.543001] device-mapper: ioctl: 4.24.0-ioctl (2013-01-15) initialised: dm-devel@redhat.com
>> [    0.543195] cpuidle: using governor ladder
>> [    0.543204] ledtrig-cpu: registered to indicate activity on CPUs
>> [    0.543207] EFI Variables Facility v0.08 2004-May-17
>> [    0.543417] ashmem: initialized
>> [    0.543597] TCP: cubic registered
>> [    0.543690] NET: Registered protocol family 10
>> [    0.544112] NET: Registered protocol family 17
>> [    0.544129] Key type dns_resolver registered
>> [    0.544540] PM: Hibernation image not present or could not be loaded.
>> [    0.544542] Loading module verification certificates
>> [    0.545637] MODSIGN: Loaded cert 'Magrathea: Glacier signing key: 158da1ea05b4bffc2d4fcbdee5f3eb9a27598d31'
>> [    0.545667] registered taskstats version 1
>> [    0.548963] Key type trusted registered
>> [    0.551205] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3
>> [    0.552282] Key type encrypted registered
>> [    0.583767] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
>> [    0.583773] EDD information not available.
>> [    0.794742] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
>> [    0.795926] ata1.00: ATA-8: Hitachi HTS545050A7E380, GG2OA6C0, max UDMA/133
>> [    0.795946] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
>> [    0.796980] ata1.00: configured for UDMA/133
>> [    0.797277] scsi 0:0:0:0: Direct-Access     ATA      Hitachi HTS54505 GG2O PQ: 0 ANSI: 5
>> [    0.797530] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
>> [    0.797539] sd 0:0:0:0: [sda] 4096-byte physical blocks
>> [    0.797632] sd 0:0:0:0: Attached scsi generic sg0 type 0
>> [    0.797651] sd 0:0:0:0: [sda] Write Protect is off
>> [    0.797657] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
>> [    0.797703] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>> [    0.802713] usb 1-1: new high-speed USB device number 2 using ehci-pci
>> [    0.808556]  sda: sda1 sda2 sda3
>> [    0.809583] sd 0:0:0:0: [sda] Attached SCSI disk
>> [    0.935304] usb 1-1: New USB device found, idVendor=8087, idProduct=0024
>> [    0.935324] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
>> [    0.935688] hub 1-1:1.0: USB hub found
>> [    0.935893] hub 1-1:1.0: 6 ports detected
>> [    1.046573] usb 2-1: new high-speed USB device number 2 using ehci-pci
>> [    1.114520] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
>> [    1.115102] ata2.00: ATA-8: SanDisk iSSD P4 16GB, SSD 9.14, max UDMA/133
>> [    1.115121] ata2.00: 31277232 sectors, multi 1: LBA48
>> [    1.115781] ata2.00: configured for UDMA/133
>> [    1.116160] scsi 1:0:0:0: Direct-Access     ATA      SanDisk iSSD P4  SSD  PQ: 0 ANSI: 5
>> [    1.116403] sd 1:0:0:0: [sdb] 31277232 512-byte logical blocks: (16.0 GB/14.9 GiB)
>> [    1.116421] sd 1:0:0:0: Attached scsi generic sg1 type 0
>> [    1.116591] sd 1:0:0:0: [sdb] Write Protect is off
>> [    1.116601] sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00
>> [    1.116734] sd 1:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>> [    1.117970]  sdb: sdb1 sdb2
>> [    1.118451] sd 1:0:0:0: [sdb] Attached SCSI disk
>> [    1.179136] usb 2-1: New USB device found, idVendor=8087, idProduct=0024
>> [    1.179157] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
>> [    1.179506] hub 2-1:1.0: USB hub found
>> [    1.179573] hub 2-1:1.0: 6 ports detected
>> [    1.254566] usb 1-1.2: new low-speed USB device number 3 using ehci-pci
>> [    1.356710] usb 1-1.2: New USB device found, idVendor=046d, idProduct=c00e
>> [    1.356729] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>> [    1.356740] usb 1-1.2: Product: USB-PS/2 Optical Mouse
>> [    1.356748] usb 1-1.2: Manufacturer: Logitech
>> [    1.382244] tsc: Refined TSC clocksource calibration: 1596.373 MHz
>> [    1.382262] Switching to clocksource tsc
>> [    1.430441] usb 1-1.4: new high-speed USB device number 4 using ehci-pci
>> [    1.434260] ata4: SATA link down (SStatus 0 SControl 300)
>> [    1.686544] usb 1-1.4: New USB device found, idVendor=2232, idProduct=1018
>> [    1.686565] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>> [    1.686577] usb 1-1.4: Product: WebCam SC-13HDL11431N
>> [    1.686585] usb 1-1.4: Manufacturer: 123
>> [    1.758060] ata5: SATA link down (SStatus 0 SControl 300)
>> [    1.759125] Freeing unused kernel memory: 1312k freed
>> [    1.759341] Write protecting the kernel read-only data: 12288k
>> [    1.762417] Freeing unused kernel memory: 1184k freed
>> [    1.764880] Freeing unused kernel memory: 1052k freed
>> [    1.785733] udevd[120]: starting version 175
>> [    1.902180] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
>> [    1.902618] r8169 0000:02:00.0: irq 47 for MSI/MSI-X
>> [    1.903046] r8169 0000:02:00.0 eth0: RTL8168evl/8111evl at 0xffffc90000620000, e8:03:9a:36:17:a9, XID 0c900800 IRQ 47
>> [    1.903058] r8169 0000:02:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
>> [    1.909776] hidraw: raw HID events driver (C) Jiri Kosina
>> [    1.917379] usbcore: registered new interface driver usbhid
>> [    1.917387] usbhid: USB HID core driver
>> [    1.934026] usb 2-1.5: new full-speed USB device number 3 using ehci-pci
>> [    1.967140] input: Logitech USB-PS/2 Optical Mouse as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2:1.0/input/input4
>> [    1.967387] hid-generic 0003:046D:C00E.0001: input,hidraw0: USB HID v1.10 Mouse [Logitech USB-PS/2 Optical Mouse] on usb-0000:00:1a.0-1.2/input0
>> [    2.030723] usb 2-1.5: New USB device found, idVendor=8086, idProduct=0189
>> [    2.030742] usb 2-1.5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
>> [    2.770832] EXT4-fs (loop0): mounted filesystem with ordered data mode. Opts: (null)
>> [   24.002949] Adding 262140k swap on /host/ubuntu/disks/swap.disk.  Priority:-1 extents:1 across:262140k FS
>> [   24.023641] EXT4-fs (loop0): re-mounted. Opts: errors=remount-ro
>> [   24.046366] udevd[593]: starting version 175
>> [   24.214268] ACPI Warning: 0x0000000000000428-0x000000000000042f SystemIO conflicts with Region \PMIO 1 (20130328/utaddress-251)
>> [   24.214280] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>> [   24.214287] ACPI Warning: 0x0000000000000540-0x000000000000054f SystemIO conflicts with Region \GPIO 1 (20130328/utaddress-251)
>> [   24.214292] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>> [   24.214294] ACPI Warning: 0x0000000000000530-0x000000000000053f SystemIO conflicts with Region \GPIO 1 (20130328/utaddress-251)
>> [   24.214300] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>> [   24.214302] ACPI Warning: 0x0000000000000500-0x000000000000052f SystemIO conflicts with Region \GPIO 1 (20130328/utaddress-251)
>> [   24.214307] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>> [   24.214309] lpc_ich: Resource conflict(s) found affecting gpio_ich
>> [   24.462809] lp: driver loaded but no devices found
>> [   24.630555] wmi: Mapper loaded
>> [   24.645633] samsung_laptop: detected SABI interface: SwSmi@
>> [   24.645639] samsung_laptop: Backlight controlled by ACPI video driver
>> [   24.669842] Bluetooth: Core ver 2.16
>> [   24.669907] NET: Registered protocol family 31
>> [   24.669909] Bluetooth: HCI device and connection manager initialized
>> [   24.669928] Bluetooth: HCI socket layer initialized
>> [   24.669940] Bluetooth: L2CAP socket layer initialized
>> [   24.669964] Bluetooth: SCO socket layer initialized
>> [   24.702662] cfg80211: Calling CRDA to update world regulatory domain
>> [   24.783255] cfg80211: World regulatory domain updated:
>> [   24.783261] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
>> [   24.783265] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
>> [   24.783268] cfg80211:   (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
>> [   24.783271] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
>> [   24.783274] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
>> [   24.783276] cfg80211:   (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
>> [   24.809598] ppdev: user-space parallel port driver
>> [   24.833489] Linux video capture interface: v2.00
>> [   24.908516] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
>> [   24.908521] Bluetooth: BNEP filters: protocol multicast
>> [   24.908534] Bluetooth: BNEP socket layer initialized
>> [   25.043177] Bluetooth: RFCOMM TTY layer initialized
>> [   25.043201] Bluetooth: RFCOMM socket layer initialized
>> [   25.043203] Bluetooth: RFCOMM ver 1.11
>> [   25.055420] usbcore: registered new interface driver btusb
>> [   25.377238] microcode: CPU0 sig=0x206a7, pf=0x10, revision=0x28
>> [   25.486427] type=1400 audit(1366731387.498:2): apparmor="STATUS" operation="profile_load" name="/sbin/dhclient" pid=763 comm="apparmor_parser"
>> [   25.486617] type=1400 audit(1366731387.498:3): apparmor="STATUS" operation="profile_replace" name="/sbin/dhclient" pid=890 comm="apparmor_parser"
>> [   25.487280] type=1400 audit(1366731387.498:4): apparmor="STATUS" operation="profile_load" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=763 comm="apparmor_parser"
>> [   25.487470] type=1400 audit(1366731387.498:5): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=890 comm="apparmor_parser"
>> [   25.487818] type=1400 audit(1366731387.498:6): apparmor="STATUS" operation="profile_load" name="/usr/lib/connman/scripts/dhclient-script" pid=763 comm="apparmor_parser"
>> [   25.488008] type=1400 audit(1366731387.498:7): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=890 comm="apparmor_parser"
>> [   25.498499] [drm] Initialized drm 1.1.0 20060810
>> [   25.540775] init: failsafe main process (961) killed by TERM signal
>> [   25.656384] microcode: CPU1 sig=0x206a7, pf=0x10, revision=0x28
>> [   25.658617] microcode: CPU2 sig=0x206a7, pf=0x10, revision=0x28
>> [   25.660690] microcode: CPU3 sig=0x206a7, pf=0x10, revision=0x28
>> [   25.662863] microcode: Microcode Update Driver: v2.00 <tigran@aivazian.fsnet.co.uk>, Peter Oruba
>> [   25.678808] psmouse serio1: elantech: assuming hardware version 3 (with firmware version 0x450f00)
>> [   25.693830] psmouse serio1: elantech: Synaptics capabilities query result 0x08, 0x17, 0x0c.
>> [   25.777052] input: ETPS/2 Elantech Touchpad as /devices/platform/i8042/serio1/input/input5
>> [   25.843516] type=1400 audit(1366731387.854:8): apparmor="STATUS" operation="profile_replace" name="/sbin/dhclient" pid=1075 comm="apparmor_parser"
>> [   25.844355] type=1400 audit(1366731387.854:9): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=1075 comm="apparmor_parser"
>> [   25.844840] type=1400 audit(1366731387.854:10): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=1075 comm="apparmor_parser"
>> [   25.917693] type=1400 audit(1366731387.930:11): apparmor="STATUS" operation="profile_load" name="/usr/lib/cups/backend/cups-pdf" pid=948 comm="apparmor_parser"
>> [   26.068418] Intel(R) Wireless WiFi driver for Linux, in-tree:d
>> [   26.068424] Copyright(c) 2003-2013 Intel Corporation
>> [   26.068893] iwlwifi 0000:01:00.0: irq 48 for MSI/MSI-X
>> [   26.069627] iwlwifi 0000:01:00.0: loaded firmware version 18.168.6.1 op_mode iwldvm
>> [   26.400116] uvcvideo: Found UVC 1.00 device WebCam SC-13HDL11431N (2232:1018)
>> [   26.419814] input: WebCam SC-13HDL11431N as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4/1-1.4:1.0/input/input6
>> [   26.420033] usbcore: registered new interface driver uvcvideo
>> [   26.420037] USB Video Class driver (1.1.1)
>> [   26.483578] [drm] Memory usable by graphics device = 2048M
>> [   26.483590] i915 0000:00:02.0: setting latency timer to 64
>> [   26.516959] i915 0000:00:02.0: irq 49 for MSI/MSI-X
>> [   26.516983] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
>> [   26.516985] [drm] Driver supports precise vblank timestamp query.
>> [   26.517139] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
>> [   26.530390] [drm] Wrong MCH_SSKPD value: 0x16040307
>> [   26.530395] [drm] This can cause pipe underruns and display issues.
>> [   26.530397] [drm] Please upgrade your BIOS to fix this.
>> [   26.536428] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEBUG enabled
>> [   26.536434] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
>> [   26.536438] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
>> [   26.536440] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_DEVICE_TESTMODE enabled
>> [   26.536443] iwlwifi 0000:01:00.0: CONFIG_IWLWIFI_P2P disabled
>> [   26.536447] iwlwifi 0000:01:00.0: Detected Intel(R) Centrino(R) Advanced-N 6230 AGN, REV=0xB0
>> [   26.536499] iwlwifi 0000:01:00.0: L1 Enabled; Disabling L0S
>> [   26.547253] fbcon: inteldrmfb (fb0) is primary device
>> [   26.595109] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs'
>> [   26.620078] iwlwifi 0000:01:00.0: L1 Enabled; Disabling L0S
>> [   26.626780] iwlwifi 0000:01:00.0: Radio type=0x1-0x2-0x0
>> [   27.001059] iwlwifi 0000:01:00.0: L1 Enabled; Disabling L0S
>> [   27.007663] iwlwifi 0000:01:00.0: Radio type=0x1-0x2-0x0
>> [   27.205914] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
>> [   27.503959] Console: switching to colour frame buffer device 170x48
>> [   27.506873] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
>> [   27.506876] i915 0000:00:02.0: registered panic notifier
>> [   27.530390] acpi device:33: registered as cooling_device9
>> [   27.530878] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
>> [   27.530990] input: Video Bus as /devices/LNXSYSTM:00/device:00/PNP0A08:00/LNXVIDEO:00/input/input7
>> [   27.531168] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
>> [   27.531528] snd_hda_intel 0000:00:1b.0: irq 50 for MSI/MSI-X
>> [   27.548114] init: alsa-restore main process (1173) terminated with status 19
>> [   27.599986] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
>> [   27.600344] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
>> [   27.600607] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
>> [   27.791749] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
>> [   33.551845] wlan0: authenticate with 00:04:0e:e4:00:3d
>> [   33.557000] wlan0: send auth to 00:04:0e:e4:00:3d (try 1/3)
>> [   33.558829] wlan0: authenticated
>> [   33.558984] iwlwifi 0000:01:00.0 wlan0: disabling HT as WMM/QoS is not supported by the AP
>> [   33.558989] iwlwifi 0000:01:00.0 wlan0: disabling VHT as WMM/QoS is not supported by the AP
>> [   33.559460] wlan0: associate with 00:04:0e:e4:00:3d (try 1/3)
>> [   33.563351] wlan0: RX AssocResp from 00:04:0e:e4:00:3d (capab=0x411 status=0 aid=1)
>> [   33.569179] wlan0: associated
>> [   33.569249] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
>> [   87.927083] cpufreq_ondemand: od_init: tuners ffff880076822700
>> [  104.870657] usb 2-1.5: USB disconnect, device number 3
>> [  168.609260] ------------[ cut here ]------------
>> [  168.609273] WARNING: at lib/debugobjects.c:260 debug_print_object+0x8e/0xb0()
>> [  168.609277] ODEBUG: activate active (active state 1) object type: rcu_head hint:           (null)
>> [  168.609280] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  168.609348] CPU: 1 PID: 9296 Comm: fixdep Not tainted 3.9.0-rc8-next20130423-1-iniza-small #1
>> [  168.609351] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  168.609354]  ffffffff81a4e2ea ffff8800211bfb28 ffffffff816c1956 ffff8800211bfb68
>> [  168.609360]  ffffffff81059680 ffff88002e068780 ffffffff81a281e9 ffff880022be7468
>> [  168.609365]  ffffffff81c43280 0000000000000292 ffffffff82010040 ffff8800211bfbc8
>> [  168.609371] Call Trace:
>> [  168.609379]  [<ffffffff816c1956>] dump_stack+0x19/0x1b
>> [  168.609384]  [<ffffffff81059680>] warn_slowpath_common+0x70/0xa0
>> [  168.609389]  [<ffffffff81059766>] warn_slowpath_fmt+0x46/0x50
>> [  168.609394]  [<ffffffff8134e12e>] ? radix_tree_lookup_slot+0xe/0x10
>> [  168.609399]  [<ffffffff8135e50e>] debug_print_object+0x8e/0xb0
>> [  168.609404]  [<ffffffff8135eb23>] debug_object_activate+0xf3/0x170
>> [  168.609410]  [<ffffffff810f1de6>] __call_rcu.constprop.54+0x46/0x250
>> [  168.609415]  [<ffffffff810f204a>] kfree_call_rcu+0x1a/0x20
>> [  168.609421]  [<ffffffff812bb064>] ipc_rcu_putref+0x34/0x60
>> [  168.609425]  [<ffffffff812bec33>] SYSC_semtimedop+0xb23/0xc90
>> [  168.609433]  [<ffffffff81159d21>] ? handle_mm_fault+0x251/0x360
>> [  168.609439]  [<ffffffff816cc698>] ? __do_page_fault+0x2a8/0x560
>> [  168.609445]  [<ffffffff812d2289>] ? security_ipc_permission+0x19/0x20
>> [  168.609450]  [<ffffffff812bb13c>] ? ipcperms+0xac/0x130
>> [  168.609455]  [<ffffffff8135deed>] ? do_raw_spin_unlock+0x5d/0xb0
>> [  168.609460]  [<ffffffff816c851e>] ? _raw_spin_unlock+0xe/0x10
>> [  168.609465]  [<ffffffff812bb4e3>] ? ipcget+0x113/0x1b0
>> [  168.609469]  [<ffffffff8119a4e5>] ? SYSC_newfstat+0x25/0x30
>> [  168.609474]  [<ffffffff812bfa4e>] SyS_semtimedop+0xe/0x10
>> [  168.609478]  [<ffffffff812bfa60>] SyS_semop+0x10/0x20
>> [  168.609482]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>> [  168.609486] ---[ end trace 3e44636bb23b7e4c ]---
>> [  168.609488] ------------[ cut here ]------------
>> [  168.609492] WARNING: at kernel/rcupdate.c:309 rcuhead_fixup_activate+0x5a/0x70()
>> [  168.609494] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  168.609550] CPU: 1 PID: 9296 Comm: fixdep Tainted: G        W    3.9.0-rc8-next20130423-1-iniza-small #1
>> [  168.609553] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  168.609555]  ffffffff81a22269 ffff8800211bfb98 ffffffff816c1956 ffff8800211bfbd8
>> [  168.609559]  ffffffff81059680 ffff8800211bfbe8 ffff8800910262c0 ffffffff81c43280
>> [  168.609564]  ffffffff82010048 0000000000000292 0000000000000003 ffff8800211bfbe8
>> [  168.609569] Call Trace:
>> [  168.609574]  [<ffffffff816c1956>] dump_stack+0x19/0x1b
>> [  168.609578]  [<ffffffff81059680>] warn_slowpath_common+0x70/0xa0
>> [  168.609582]  [<ffffffff810596ca>] warn_slowpath_null+0x1a/0x20
>> [  168.609586]  [<ffffffff8107c43a>] rcuhead_fixup_activate+0x5a/0x70
>> [  168.609592]  [<ffffffff8135eb4a>] debug_object_activate+0x11a/0x170
>> [  168.609597]  [<ffffffff810f1de6>] __call_rcu.constprop.54+0x46/0x250
>> [  168.609602]  [<ffffffff810f204a>] kfree_call_rcu+0x1a/0x20
>> [  168.609607]  [<ffffffff812bb064>] ipc_rcu_putref+0x34/0x60
>> [  168.609611]  [<ffffffff812bec33>] SYSC_semtimedop+0xb23/0xc90
>> [  168.609616]  [<ffffffff81159d21>] ? handle_mm_fault+0x251/0x360
>> [  168.609621]  [<ffffffff816cc698>] ? __do_page_fault+0x2a8/0x560
>> [  168.609627]  [<ffffffff812d2289>] ? security_ipc_permission+0x19/0x20
>> [  168.609632]  [<ffffffff812bb13c>] ? ipcperms+0xac/0x130
>> [  168.609637]  [<ffffffff8135deed>] ? do_raw_spin_unlock+0x5d/0xb0
>> [  168.609641]  [<ffffffff816c851e>] ? _raw_spin_unlock+0xe/0x10
>> [  168.609645]  [<ffffffff812bb4e3>] ? ipcget+0x113/0x1b0
>> [  168.609649]  [<ffffffff8119a4e5>] ? SYSC_newfstat+0x25/0x30
>> [  168.609654]  [<ffffffff812bfa4e>] SyS_semtimedop+0xe/0x10
>> [  168.609658]  [<ffffffff812bfa60>] SyS_semop+0x10/0x20
>> [  168.609662]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>> [  168.609665] ---[ end trace 3e44636bb23b7e4d ]---
>> [  168.609667] ------------[ cut here ]------------
>> [  168.609672] WARNING: at lib/debugobjects.c:260 debug_print_object+0x8e/0xb0()
>> [  168.609675] ODEBUG: active_state active (active state 1) object type: rcu_head hint:           (null)
>> [  168.609677] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  168.609731] CPU: 1 PID: 9296 Comm: fixdep Tainted: G        W    3.9.0-rc8-next20130423-1-iniza-small #1
>> [  168.609734] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  168.609736]  ffffffff81a4e2ea ffff8800211bfb28 ffffffff816c1956 ffff8800211bfb68
>> [  168.609741]  ffffffff81059680 ffffffff81a07a62 ffffffff81a4e317 ffff880022be7468
>> [  168.609746]  ffffffff81c43280 ffffffff82010048 0000000000000001 ffff8800211bfbc8
>> [  168.609752] Call Trace:
>> [  168.609756]  [<ffffffff816c1956>] dump_stack+0x19/0x1b
>> [  168.609761]  [<ffffffff81059680>] warn_slowpath_common+0x70/0xa0
>> [  168.609765]  [<ffffffff81059766>] warn_slowpath_fmt+0x46/0x50
>> [  168.609769]  [<ffffffff8105968e>] ? warn_slowpath_common+0x7e/0xa0
>> [  168.609774]  [<ffffffff8135e50e>] debug_print_object+0x8e/0xb0
>> [  168.609779]  [<ffffffff8135f052>] debug_object_active_state+0x92/0xf0
>> [  168.609785]  [<ffffffff810f1dfc>] __call_rcu.constprop.54+0x5c/0x250
>> [  168.609790]  [<ffffffff810f204a>] kfree_call_rcu+0x1a/0x20
>> [  168.609794]  [<ffffffff812bb064>] ipc_rcu_putref+0x34/0x60
>> [  168.609798]  [<ffffffff812bec33>] SYSC_semtimedop+0xb23/0xc90
>> [  168.609804]  [<ffffffff81159d21>] ? handle_mm_fault+0x251/0x360
>> [  168.609809]  [<ffffffff816cc698>] ? __do_page_fault+0x2a8/0x560
>> [  168.609814]  [<ffffffff812d2289>] ? security_ipc_permission+0x19/0x20
>> [  168.609819]  [<ffffffff812bb13c>] ? ipcperms+0xac/0x130
>> [  168.609824]  [<ffffffff8135deed>] ? do_raw_spin_unlock+0x5d/0xb0
>> [  168.609828]  [<ffffffff816c851e>] ? _raw_spin_unlock+0xe/0x10
>> [  168.609832]  [<ffffffff812bb4e3>] ? ipcget+0x113/0x1b0
>> [  168.609837]  [<ffffffff8119a4e5>] ? SYSC_newfstat+0x25/0x30
>> [  168.609841]  [<ffffffff812bfa4e>] SyS_semtimedop+0xe/0x10
>> [  168.609845]  [<ffffffff812bfa60>] SyS_semop+0x10/0x20
>> [  168.609849]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>> [  168.609852] ---[ end trace 3e44636bb23b7e4e ]---
>> [  168.633393] BUG: unable to handle kernel paging request at ffffffffffffffd9
>> [  168.633460] IP: [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.633512] PGD 1c10067 PUD 1c12067 PMD 0
>> [  168.634686] Oops: 0000 [#1] SMP
>> [  168.635820] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  168.641607] CPU: 2 PID: 9296 Comm: fixdep Tainted: G        W    3.9.0-rc8-next20130423-1-iniza-small #1
>> [  168.643137] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  168.644671] task: ffff88002e068780 ti: ffff8800211be000 task.ti: ffff8800211be000
>> [  168.646239] RIP: 0010:[<ffffffff8135dd47>]  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.647879] RSP: 0018:ffff8800211bfde8  EFLAGS: 00010286
>> [  168.649549] RAX: ffffffffffffffd5 RBX: ffffffffffffffd5 RCX: 00000000ffffffff
>> [  168.651224] RDX: ffffffffffffffd5 RSI: 0000000000000004 RDI: ffffffffffffffd5
>> [  168.652868] RBP: ffff8800211bfe18 R08: ffff88002edaa630 R09: 0000000000000000
>> [  168.654540] R10: 0000000000000001 R11: 0000000000000024 R12: ffffffffffffffd5
>> [  168.656217] R13: ffff88002e068780 R14: ffff8800729a1720 R15: ffff8800729a1700
>> [  168.657935] FS:  0000000000000000(0000) GS:ffff88011fa80000(0000) knlGS:0000000000000000
>> [  168.659683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [  168.661387] CR2: ffffffffffffffd9 CR3: 0000000001c0d000 CR4: 00000000000407e0
>> [  168.663105] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>> [  168.664850] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
>> [  168.666545] Stack:
>> [  168.668256]  ffff88002ed1e1f8 ffff88002ef1acb8 ffff880092e14800 ffff88002e068780
>> [  168.670029]  ffffffffffffffd5 ffff88002e068780 ffff8800211bfe28 ffffffff816c855e
>> [  168.671775]  ffff8800211bfea8 ffffffff812bfbfa ffff88002e068780 ffff880092e14800
>> [  168.673536] Call Trace:
>> [  168.675324]  [<ffffffff816c855e>] _raw_spin_lock+0xe/0x10
>> [  168.677154]  [<ffffffff812bfbfa>] exit_sem+0xaa/0x350
>> [  168.678986]  [<ffffffff8105f2e0>] do_exit+0x290/0xa70
>> [  168.680817]  [<ffffffff811971a1>] ? __sb_end_write+0x41/0x80
>> [  168.682644]  [<ffffffff8105fb54>] do_group_exit+0x44/0xa0
>> [  168.684537]  [<ffffffff8105fbc7>] SyS_exit_group+0x17/0x20
>> [  168.686433]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>> [  168.688188] Code: 89 47 08 5d c3 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 48 83 ec 30 48 89 5d e8 4c 89 65 f0 48 89 fb 4c 89 6d f8 <81> 7f 04 ad 4e ad de 75 58 65 48 8b 04 25 80 c7 00 00 48 39 43
>> [  168.692194] RIP  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.694159]  RSP <ffff8800211bfde8>
>> [  168.696116] CR2: ffffffffffffffd9
>> [  168.707087] ---[ end trace 3e44636bb23b7e4f ]---
>> [  168.707093] BUG: unable to handle kernel paging request at ffffffffffffffd9
>> [  168.707100] IP: [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.707102] PGD 1c10067 PUD 1c12067 PMD 0
>> [  168.707104] Oops: 0000 [#2] SMP
>> [  168.707130] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  168.707133] CPU: 0 PID: 9248 Comm: cc1 Tainted: G      D W    3.9.0-rc8-next20130423-1-iniza-small #1
>> [  168.707134] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  168.707135] task: ffff880034856040 ti: ffff8800222e2000 task.ti: ffff8800222e2000
>> [  168.707138] RIP: 0010:[<ffffffff8135dd47>]  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.707139] RSP: 0018:ffff8800222e3de8  EFLAGS: 00010286
>> [  168.707140] RAX: ffffffffffffffd5 RBX: ffffffffffffffd5 RCX: 0000000000000000
>> [  168.707141] RDX: ffffffffffffffd5 RSI: 0000000000000004 RDI: ffffffffffffffd5
>> [  168.707141] RBP: ffff8800222e3e18 R08: 0000000000000004 R09: 0000000000000000
>> [  168.707142] R10: 0000000000000001 R11: ffff88002e046d80 R12: ffffffffffffffd5
>> [  168.707143] R13: ffff880034856040 R14: ffff88009102fae0 R15: ffff88009102fac0
>> [  168.707144] FS:  00002aaaaaae9f00(0000) GS:ffff88011fa00000(0000) knlGS:0000000000000000
>> [  168.707145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [  168.707146] CR2: ffffffffffffffd9 CR3: 000000008b61f000 CR4: 00000000000407f0
>> [  168.707146] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>> [  168.707147] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
>> [  168.707147] Stack:
>> [  168.707150]  ffff8800953a8400 0000000000000282 ffff88011f02c200 ffff880034856040
>> [  168.707152]  ffffffffffffffd5 ffff880034856040 ffff8800222e3e28 ffffffff816c855e
>> [  168.707153]  ffff8800222e3ea8 ffffffff812bfbfa ffff880034856040 0000000000000003
>> [  168.707154] Call Trace:
>> [  168.707158]  [<ffffffff816c855e>] _raw_spin_lock+0xe/0x10
>> [  168.707160]  [<ffffffff812bfbfa>] exit_sem+0xaa/0x350
>> [  168.707164]  [<ffffffff8105f2e0>] do_exit+0x290/0xa70
>> [  168.707167]  [<ffffffff8115f080>] ? do_munmap+0x270/0x3e0
>> [  168.707169]  [<ffffffff8105fb54>] do_group_exit+0x44/0xa0
>> [  168.707171]  [<ffffffff8105fbc7>] SyS_exit_group+0x17/0x20
>> [  168.707173]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>> [  168.707189] Code: 89 47 08 5d c3 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 48 83 ec 30 48 89 5d e8 4c 89 65 f0 48 89 fb 4c 89 6d f8 <81> 7f 04 ad 4e ad de 75 58 65 48 8b 04 25 80 c7 00 00 48 39 43
>> [  168.707191] RIP  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.707192]  RSP <ffff8800222e3de8>
>> [  168.707192] CR2: ffffffffffffffd9
>> [  168.707194] ---[ end trace 3e44636bb23b7e50 ]---
>> [  168.707195] Fixing recursive fault but reboot is needed!
>> [  168.707313] Fixing recursive fault but reboot is needed!
>> [  168.707904] BUG: unable to handle kernel paging request at ffffffffffffffd9
>> [  168.709687] IP: [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.711395] PGD 1c10067 PUD 1c12067 PMD 0
>> [  168.713235] Oops: 0000 [#3] SMP
>> [  168.715004] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  168.722955] CPU: 2 PID: 9294 Comm: cc1 Tainted: G      D W    3.9.0-rc8-next20130423-1-iniza-small #1
>> [  168.724981] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  168.727053] task: ffff88002e334140 ti: ffff8800210c4000 task.ti: ffff8800210c4000
>> [  168.729107] RIP: 0010:[<ffffffff8135dd47>]  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.731124] RSP: 0018:ffff8800210c5de8  EFLAGS: 00010286
>> [  168.733115] RAX: ffffffffffffffd5 RBX: ffffffffffffffd5 RCX: 00000000ffffffff
>> [  168.735057] RDX: ffffffffffffffd5 RSI: 0000000000000004 RDI: ffffffffffffffd5
>> [  168.736981] RBP: ffff8800210c5e18 R08: ffff88002ef5a150 R09: 0000000000000000
>> [  168.738840] R10: 0000000000000001 R11: ffff88002ed528a0 R12: ffffffffffffffd5
>> [  168.740676] R13: ffff88002e334140 R14: ffff8800586b0720 R15: ffff8800586b0700
>> [  168.742477] FS:  00002aaaaaae9f00(0000) GS:ffff88011fa80000(0000) knlGS:0000000000000000
>> [  168.744309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [  168.746092] CR2: ffffffffffffffd9 CR3: 0000000001c0d000 CR4: 00000000000407e0
>> [  168.747941] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>> [  168.749751] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
>> [  168.751506] Stack:
>> [  168.753334]  ffff880092e2fb78 ffff88002ee0a228 ffff88009518ac00 ffff88002e334140
>> [  168.755152]  ffffffffffffffd5 ffff88002e334140 ffff8800210c5e28 ffffffff816c855e
>> [  168.756996]  ffff8800210c5ea8 ffffffff812bfbfa ffff88002e334140 ffff88009518ac00
>> [  168.758819] Call Trace:
>> [  168.760642]  [<ffffffff816c855e>] _raw_spin_lock+0xe/0x10
>> [  168.762506]  [<ffffffff812bfbfa>] exit_sem+0xaa/0x350
>> [  168.764320]  [<ffffffff8105f2e0>] do_exit+0x290/0xa70
>> [  168.766106]  [<ffffffff8105fb54>] do_group_exit+0x44/0xa0
>> [  168.767900]  [<ffffffff8105fbc7>] SyS_exit_group+0x17/0x20
>> [  168.769647]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>> [  168.771378] Code: 89 47 08 5d c3 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 48 83 ec 30 48 89 5d e8 4c 89 65 f0 48 89 fb 4c 89 6d f8 <81> 7f 04 ad 4e ad de 75 58 65 48 8b 04 25 80 c7 00 00 48 39 43
>> [  168.775168] RIP  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  168.777073]  RSP <ffff8800210c5de8>
>> [  168.778915] CR2: ffffffffffffffd9
>> [  168.780802] ---[ end trace 3e44636bb23b7e51 ]---
>> [  168.780806] Fixing recursive fault but reboot is needed!
>> [  168.784390] ------------[ cut here ]------------
>> [  168.784401] WARNING: at kernel/rcutree.c:2105 rcu_process_callbacks+0x54d/0x5b0()
>> [  168.784403] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  168.784450] CPU: 1 PID: 13 Comm: ksoftirqd/1 Tainted: G      D W    3.9.0-rc8-next20130423-1-iniza-small #1
>> [  168.784452] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  168.784454]  ffffffff81a26d50 ffff880119fc1ce8 ffffffff816c1956 ffff880119fc1d28
>> [  168.784458]  ffffffff81059680 0000000000000000 0000000000000246 0000000000000000
>> [  168.784461]  ffff88011fa4ea00 0000000000000009 ffffffff81c50fc0 ffff880119fc1d38
>> [  168.784465] Call Trace:
>> [  168.784470]  [<ffffffff816c1956>] dump_stack+0x19/0x1b
>> [  168.784474]  [<ffffffff81059680>] warn_slowpath_common+0x70/0xa0
>> [  168.784477]  [<ffffffff810596ca>] warn_slowpath_null+0x1a/0x20
>> [  168.784480]  [<ffffffff810f261d>] rcu_process_callbacks+0x54d/0x5b0
>> [  168.784484]  [<ffffffff81061db8>] __do_softirq+0xd8/0x270
>> [  168.784488]  [<ffffffff81061f88>] run_ksoftirqd+0x38/0x50
>> [  168.784491]  [<ffffffff8108706d>] smpboot_thread_fn+0xfd/0x180
>> [  168.784494]  [<ffffffff81086f70>] ? lg_global_lock+0x70/0x70
>> [  168.784498]  [<ffffffff8107fa98>] kthread+0xd8/0xe0
>> [  168.784501]  [<ffffffff8107f9c0>] ? flush_kthread_worker+0xe0/0xe0
>> [  168.784505]  [<ffffffff816d0fec>] ret_from_fork+0x7c/0xb0
>> [  168.784508]  [<ffffffff8107f9c0>] ? flush_kthread_worker+0xe0/0xe0
>> [  168.784510] ---[ end trace 3e44636bb23b7e52 ]---
>> [  169.463187] BUG: unable to handle kernel paging request at ffffffffffffffd9
>> [  169.464802] IP: [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  169.466496] PGD 1c10067 PUD 1c12067 PMD 0
>> [  169.467988] Oops: 0000 [#4] SMP
>> [  169.469393] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek coretemp kvm_intel kvm arc4 snd_hda_intel iwldvm snd_hda_codec ghash_clmulni_intel snd_hwdep aesni_intel i915 mac80211 aes_x86_64 glue_helper snd_pcm lrw gf128mul snd_page_alloc uvcvideo ablk_helper cryptd snd_seq_midi snd_seq_midi_event iwlwifi snd_rawmidi i2c_algo_bit joydev videobuf2_vmalloc drm_kms_helper snd_seq videobuf2_memops drm snd_timer videobuf2_core microcode parport_pc snd_seq_device btusb rfcomm bnep videodev ppdev psmouse cfg80211 bluetooth snd samsung_laptop wmi soundcore lp serio_raw video mac_hid lpc_ich parport hid_generic usbhid hid r8169
>> [  169.475100] CPU: 3 PID: 9211 Comm: cc1 Tainted: G      D W    3.9.0-rc8-next20130423-1-iniza-small #1
>> [  169.476521] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
>> [  169.477936] task: ffff8800348d0240 ti: ffff880022258000 task.ti: ffff880022258000
>> [  169.479390] RIP: 0010:[<ffffffff8135dd47>]  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  169.480834] RSP: 0018:ffff880022259de8  EFLAGS: 00010286
>> [  169.482241] RAX: ffffffffffffffd5 RBX: ffffffffffffffd5 RCX: 00000000ffffffff
>> [  169.483652] RDX: ffffffffffffffd5 RSI: 0000000000000004 RDI: ffffffffffffffd5
>> [  169.485004] RBP: ffff880022259e18 R08: ffff88002ed52b10 R09: ffff88006b7f6cb0
>> [  169.486320] R10: 0000000000000001 R11: ffff88006f5042f0 R12: ffffffffffffffd5
>> [  169.487639] R13: ffff8800348d0240 R14: ffff8800586b03a0 R15: ffff8800586b0380
>> [  169.488910] FS:  0000000000000000(0000) GS:ffff88011fac0000(0000) knlGS:0000000000000000
>> [  169.490179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [  169.491490] CR2: ffffffffffffffd9 CR3: 0000000001c0d000 CR4: 00000000000407e0
>> [  169.492773] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>> [  169.494029] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
>> [  169.495304] Stack:
>> [  169.496542]  ffff88008d365238 ffff88005f9ed228 ffff88002e245480 ffff8800348d0240
>> [  169.497816]  ffffffffffffffd5 ffff8800348d0240 ffff880022259e28 ffffffff816c855e
>> [  169.499100]  ffff880022259ea8 ffffffff812bfbfa ffff8800348d0240 ffff88002e245480
>> [  169.500389] Call Trace:
>> [  169.501646]  [<ffffffff816c855e>] _raw_spin_lock+0xe/0x10
>> [  169.502902]  [<ffffffff812bfbfa>] exit_sem+0xaa/0x350
>> [  169.504159]  [<ffffffff8105f2e0>] do_exit+0x290/0xa70
>> [  169.505394]  [<ffffffff8115f080>] ? do_munmap+0x270/0x3e0
>> [  169.506621]  [<ffffffff8105fb54>] do_group_exit+0x44/0xa0
>> [  169.507935]  [<ffffffff8105fbc7>] SyS_exit_group+0x17/0x20
>> [  169.509275]  [<ffffffff816d109d>] system_call_fastpath+0x1a/0x1f
>> [  169.510654] Code: 89 47 08 5d c3 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 48 83 ec 30 48 89 5d e8 4c 89 65 f0 48 89 fb 4c 89 6d f8 <81> 7f 04 ad 4e ad de 75 58 65 48 8b 04 25 80 c7 00 00 48 39 43
>> [  169.513601] RIP  [<ffffffff8135dd47>] do_raw_spin_lock+0x17/0x120
>> [  169.514951]  RSP <ffff880022259de8>
>> [  169.516290] CR2: ffffffffffffffd9
>> [  169.517638] ---[ end trace 3e44636bb23b7e53 ]---
>> [  169.517639] Fixing recursive fault but reboot is needed!
>
>
> --
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[-- Attachment #2: 3.9.0-rc8-next20130423-2-iniza-small.patch --]
[-- Type: application/octet-stream, Size: 4111 bytes --]

Sedat Dilek (7):
      kbuild: deb-pkg: Try to determine distribution
      kbuild: deb-pkg: Bump year in debian/copyright file
      kbuild: deb-pkg: Update git repository URL in debian/copyright file
      Merge tag 'next-20130423' of git://git.kernel.org/.../next/linux-next into Linux-Next-v20130423
      Merge branch 'deb-pkg-fixes' into 3.9.0-rc8-next20130423-1-iniza-small
      ipc: sem: Apply ipc-sem-next-test-from-linus
      Merge branch 'ipc-sem-next-test-from-linus' into 3.9.0-rc8-next20130423-2-iniza-small

 ipc/util.c               | 12 ++++++------
 ipc/util.h               |  2 +-
 scripts/package/builddeb | 19 ++++++++++++++++---
 3 files changed, 23 insertions(+), 10 deletions(-)

diff --git a/ipc/util.c b/ipc/util.c
index 18135bc..df30458 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -478,7 +478,7 @@ void ipc_free(void* ptr, int size)
  */
 struct ipc_rcu_hdr
 {
-	int refcount;
+	atomic_t refcount;
 	int is_vmalloc;
 	void *data[0];
 };
@@ -532,23 +532,23 @@ void* ipc_rcu_alloc(int size)
 		if (out) {
 			out += HDRLEN_VMALLOC;
 			container_of(out, struct ipc_rcu_hdr, data)->is_vmalloc = 1;
-			container_of(out, struct ipc_rcu_hdr, data)->refcount = 1;
+			atomic_set(&container_of(out, struct ipc_rcu_hdr, data)->refcount, 1);
 		}
 	} else {
 		out = kmalloc(HDRLEN_KMALLOC + size, GFP_KERNEL);
 		if (out) {
 			out += HDRLEN_KMALLOC;
 			container_of(out, struct ipc_rcu_hdr, data)->is_vmalloc = 0;
-			container_of(out, struct ipc_rcu_hdr, data)->refcount = 1;
+			atomic_set(&container_of(out, struct ipc_rcu_hdr, data)->refcount, 1);
 		}
 	}
 
 	return out;
 }
 
-void ipc_rcu_getref(void *ptr)
+int ipc_rcu_getref(void *ptr)
 {
-	container_of(ptr, struct ipc_rcu_hdr, data)->refcount++;
+	return atomic_inc_not_zero(&container_of(ptr, struct ipc_rcu_hdr, data)->refcount);
 }
 
 static void ipc_do_vfree(struct work_struct *work)
@@ -578,7 +578,7 @@ static void ipc_schedule_free(struct rcu_head *head)
 
 void ipc_rcu_putref(void *ptr)
 {
-	if (--container_of(ptr, struct ipc_rcu_hdr, data)->refcount > 0)
+	if (!atomic_dec_and_test(&container_of(ptr, struct ipc_rcu_hdr, data)->refcount))
 		return;
 
 	if (container_of(ptr, struct ipc_rcu_hdr, data)->is_vmalloc) {
diff --git a/ipc/util.h b/ipc/util.h
index c36b997..2b0bdd5 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -119,7 +119,7 @@ void ipc_free(void* ptr, int size);
  * to 0 schedules the rcu destruction. Caller must guarantee locking.
  */
 void* ipc_rcu_alloc(int size);
-void ipc_rcu_getref(void *ptr);
+int ipc_rcu_getref(void *ptr);
 void ipc_rcu_putref(void *ptr);
 
 struct kern_ipc_perm *ipc_lock(struct ipc_ids *, int);
diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index acb8650..7d7c9d8 100644
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -172,9 +172,22 @@ else
 fi
 maintainer="$name <$email>"
 
+# Try to determine distribution
+if [ -e $(which lsb_release) ]; then
+       codename=$(lsb_release --codename --short)
+       if [ "$codename" != "" ]; then
+		distribution=$codename
+       else
+		distribution="UNRELEASED"
+		echo "WARNING: The distribution could NOT be determined!"
+       fi
+else
+       echo "HINT: Install lsb_release binary, this helps to identify your distribution!"
+fi
+
 # Generate a simple changelog template
 cat <<EOF > debian/changelog
-linux-upstream ($packageversion) unstable; urgency=low
+linux-upstream ($packageversion) $distribution; urgency=low
 
   * Custom built Linux kernel.
 
@@ -188,10 +201,10 @@ This is a packacked upstream version of the Linux kernel.
 The sources may be found at most Linux ftp sites, including:
 ftp://ftp.kernel.org/pub/linux/kernel
 
-Copyright: 1991 - 2009 Linus Torvalds and others.
+Copyright: 1991 - 2013 Linus Torvalds and others.
 
 The git repository for mainline kernel development is at:
-git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
+git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by

  reply	other threads:[~2013-04-23 17:25 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-23 15:49 linux-next: Tree for Apr 23 [ Call-Traces: lib/debugobjects.c | kernel/rcupdate.c | kernel/rcutree.c ] Sedat Dilek
2013-04-23 17:01 ` Paul E. McKenney
2013-04-23 17:25   ` Sedat Dilek [this message]
     [not found] ` <CA+icZUXmsvbj2km=PxbAs5K+hoP+zjcXqG_wCdKR9akWF5Eucw@mail.gmail.com>
     [not found]   ` <CA+55aFw5J+DFgQjAdhUnhitHw+wHEmspeZP9jbyZowqNE6Nafg@mail.gmail.com>
     [not found]     ` <CA+icZUXHkcj_bAuPcfghZMHjRTud2jN91hjpOUiLaXd0yN9diw@mail.gmail.com>
     [not found]       ` <1366741069.1802.12.camel@buesod1.americas.hpqcorp.net>
     [not found]         ` <1366741394.1802.13.camel@buesod1.americas.hpqcorp.net>
     [not found]           ` <CA+icZUV48SZeNt4GRKi8yDKbsO_c7ApUOgb4mRX67=d_ridE8w@mail.gmail.com>
     [not found]             ` <CA+55aFxh_-3BSBXrm8j1-3bN_oLLA66ApykRcfFFKRvrb6MDkQ@mail.gmail.com>
2013-04-24 22:16               ` [PATCH -next] ipc: make refcounter atomic (was Re: linux-next: Tree for Apr 23 [ Call-Traces: lib/debugobjects.c | kernel/rcupdate.c | kernel/rcutree.c ]) Davidlohr Bueso
2013-04-24 23:05                 ` Sedat Dilek
2013-04-24 23:38                   ` Davidlohr Bueso
2013-04-24 23:48                     ` Sedat Dilek
2013-04-25 12:56                   ` Rik van Riel
2013-04-25 13:14                     ` Emmanuel Benisty

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