Attachment 861227 Details for Bug 1062439 – dmesg - 3.14.0-0.rc1.git4.1 - liveinst - btrfs - irq-lock - dma-debug - ahci-sata

dmesg - 3.14.0-0.rc1.git4.1 - liveinst - btrfs - irq-lock - dma-debug - ahci-sata

dmesg-3.14.0-0.rc1.git4.1.fc21.x86_64-liveinst-btrfs-irq-lock-dma-debug-ahci-sata (text/plain), 62.43 KB, created by poma on 2014-02-10 04:49:09 UTC

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Creator: poma

Created: 2014-02-10 04:49:09 UTC

Size: 62.43 KB

patch

obsolete

>
>[    0.000000] Initializing cgroup subsys cpuset
>[    0.000000] Initializing cgroup subsys cpu
>[    0.000000] Initializing cgroup subsys cpuacct
>[    0.000000] Linux version 3.14.0-0.rc1.git4.1.fc21.x86_64 (mockbuild@bkernel02) (gcc version 4.8.2 20140120 (Red Hat 4.8.2-14) (GCC) ) #1 SMP Sat Feb 8 08:37:31 UTC 2014
>[    0.000000] Command line: initrd=initrd0.img root=live:CDLABEL=Fedora-Live-Xfce-x86_64-rawhide- rootfstype=auto ro rd.live.image selinux=0 BOOT_IMAGE=vmlinuz0 
>[    0.000000] e820: BIOS-provided physical RAM map:
>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
>[    0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007fffdfff] usable
>[    0.000000] BIOS-e820: [mem 0x000000007fffe000-0x000000007fffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
>[    0.000000] NX (Execute Disable) protection: active
>[    0.000000] SMBIOS 2.4 present.
>[    0.000000] DMI: Bochs Bochs, BIOS Bochs 01/01/2011
>[    0.000000] Hypervisor detected: KVM
>[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
>[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
>[    0.000000] e820: last_pfn = 0x7fffe max_arch_pfn = 0x400000000
>[    0.000000] MTRR default type: write-back
>[    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 0080000000 mask FF80000000 uncachable
>[    0.000000]   1 disabled
>[    0.000000]   2 disabled
>[    0.000000]   3 disabled
>[    0.000000]   4 disabled
>[    0.000000]   5 disabled
>[    0.000000]   6 disabled
>[    0.000000]   7 disabled
>[    0.000000] x86 PAT enabled: cpu 0, old 0x70406, new 0x7010600070106
>[    0.000000] found SMP MP-table at [mem 0x000f1790-0x000f179f] mapped at [ffff8800000f1790]
>[    0.000000] Scanning 1 areas for low memory corruption
>[    0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576
>[    0.000000] Using GB pages for direct mapping
>[    0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
>[    0.000000]  [mem 0x00000000-0x000fffff] page 4k
>[    0.000000] BRK [0x02dc7000, 0x02dc7fff] PGTABLE
>[    0.000000] BRK [0x02dc8000, 0x02dc8fff] PGTABLE
>[    0.000000] BRK [0x02dc9000, 0x02dc9fff] PGTABLE
>[    0.000000] init_memory_mapping: [mem 0x7d800000-0x7d9fffff]
>[    0.000000]  [mem 0x7d800000-0x7d9fffff] page 2M
>[    0.000000] BRK [0x02dca000, 0x02dcafff] PGTABLE
>[    0.000000] init_memory_mapping: [mem 0x7c000000-0x7d7fffff]
>[    0.000000]  [mem 0x7c000000-0x7d7fffff] page 2M
>[    0.000000] init_memory_mapping: [mem 0x00100000-0x7bffffff]
>[    0.000000]  [mem 0x00100000-0x001fffff] page 4k
>[    0.000000]  [mem 0x00200000-0x7bffffff] page 2M
>[    0.000000] init_memory_mapping: [mem 0x7da00000-0x7fffdfff]
>[    0.000000]  [mem 0x7da00000-0x7fdfffff] page 2M
>[    0.000000]  [mem 0x7fe00000-0x7fffdfff] page 4k
>[    0.000000] BRK [0x02dcb000, 0x02dcbfff] PGTABLE
>[    0.000000] RAMDISK: [mem 0x7db6e000-0x7ffdcfff]
>[    0.000000] ACPI: RSDP 00000000000f1600 000014 (v00 BOCHS )
>[    0.000000] ACPI: RSDT 000000007fffe440 000030 (v01 BOCHS  BXPCRSDT 00000001 BXPC 00000001)
>[    0.000000] ACPI: FACP 000000007fffff80 000074 (v01 BOCHS  BXPCFACP 00000001 BXPC 00000001)
>[    0.000000] ACPI: DSDT 000000007fffe470 001137 (v01   BXPC   BXDSDT 00000001 INTL 20120913)
>[    0.000000] ACPI: FACS 000000007fffff40 000040
>[    0.000000] ACPI: SSDT 000000007ffff6a0 000899 (v01 BOCHS  BXPCSSDT 00000001 BXPC 00000001)
>[    0.000000] ACPI: APIC 000000007ffff5b0 000080 (v01 BOCHS  BXPCAPIC 00000001 BXPC 00000001)
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] No NUMA configuration found
>[    0.000000] Faking a node at [mem 0x0000000000000000-0x000000007fffdfff]
>[    0.000000] Initmem setup node 0 [mem 0x00000000-0x7fffdfff]
>[    0.000000]   NODE_DATA [mem 0x7db47000-0x7db6dfff]
>[    0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00
>[    0.000000] kvm-clock: cpu 0, msr 0:7dac7001, boot clock
>[    0.000000]  [ffffea0000000000-ffffea0001ffffff] PMD -> [ffff88007b200000-ffff88007d1fffff] on node 0
>[    0.000000] Zone ranges:
>[    0.000000]   DMA      [mem 0x00001000-0x00ffffff]
>[    0.000000]   DMA32    [mem 0x01000000-0xffffffff]
>[    0.000000]   Normal   empty
>[    0.000000] Movable zone start for each node
>[    0.000000] Early memory node ranges
>[    0.000000]   node   0: [mem 0x00001000-0x0009efff]
>[    0.000000]   node   0: [mem 0x00100000-0x7fffdfff]
>[    0.000000] On node 0 totalpages: 524188
>[    0.000000]   DMA zone: 64 pages used for memmap
>[    0.000000]   DMA zone: 21 pages reserved
>[    0.000000]   DMA zone: 3998 pages, LIFO batch:0
>[    0.000000]   DMA32 zone: 8128 pages used for memmap
>[    0.000000]   DMA32 zone: 520190 pages, LIFO batch:31
>[    0.000000] ACPI: PM-Timer IO Port: 0xb008
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
>[    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
>[    0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
>[    0.000000] ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0])
>[    0.000000] IOAPIC[0]: apic_id 0, version 17, 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 5 global_irq 5 high level)
>[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
>[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
>[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
>[    0.000000] ACPI: IRQ0 used by override.
>[    0.000000] ACPI: IRQ2 used by override.
>[    0.000000] ACPI: IRQ5 used by override.
>[    0.000000] ACPI: IRQ9 used by override.
>[    0.000000] ACPI: IRQ10 used by override.
>[    0.000000] ACPI: IRQ11 used by override.
>[    0.000000] Using ACPI (MADT) for SMP configuration information
>[    0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
>[    0.000000] nr_irqs_gsi: 40
>[    0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
>[    0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff]
>[    0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff]
>[    0.000000] e820: [mem 0x80000000-0xfeffbfff] available for PCI devices
>[    0.000000] Booting paravirtualized kernel on KVM
>[    0.000000] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1
>[    0.000000] PERCPU: Embedded 478 pages/cpu @ffff88007d600000 s1926848 r8192 d22848 u2097152
>[    0.000000] pcpu-alloc: s1926848 r8192 d22848 u2097152 alloc=1*2097152
>[    0.000000] pcpu-alloc: [0] 0 [0] 1 
>[    0.000000] kvm-clock: cpu 0, msr 0:7dac7001, primary cpu clock
>[    0.000000] KVM setup async PF for cpu 0
>[    0.000000] kvm-stealtime: cpu 0, msr 7d60e280
>[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 515975
>[    0.000000] Policy zone: DMA32
>[    0.000000] Kernel command line: initrd=initrd0.img root=live:CDLABEL=Fedora-Live-Xfce-x86_64-rawhide- rootfstype=auto ro rd.live.image selinux=0 BOOT_IMAGE=vmlinuz0 
>[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
>[    0.000000] Memory: 1990820K/2096752K available (8093K kernel code, 1605K rwdata, 3296K rodata, 3700K init, 12860K bss, 105932K reserved)
>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
>[    0.000000] Hierarchical RCU implementation.
>[    0.000000] 	RCU lockdep checking is enabled.
>[    0.000000] 	RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=2.
>[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
>[    0.000000] NR_IRQS:524544 nr_irqs:512 16
>[    0.000000] ACPI: Core revision 20131218
>[    0.000000] kmemleak: Kernel memory leak detector disabled
>[    0.000000] ACPI: All ACPI Tables successfully acquired
>[    0.000000] Console: colour VGA+ 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:     16384
>[    0.000000] ... MAX_LOCKDEP_CHAINS:      32768
>[    0.000000] ... CHAINHASH_SIZE:          16384
>[    0.000000]  memory used by lock dependency info: 6367 kB
>[    0.000000]  per task-struct memory footprint: 2688 bytes
>[    0.000000] allocated 8388608 bytes of page_cgroup
>[    0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
>[    0.000000] ODEBUG: 20 of 20 active objects replaced
>[    0.000000] tsc: Detected 3200.000 MHz processor
>[    0.000000] tsc: Marking TSC unstable due to TSCs unsynchronized
>[    0.003000] Calibrating delay loop (skipped) preset value.. 6400.00 BogoMIPS (lpj=3200000)
>[    0.003005] pid_max: default: 32768 minimum: 301
>[    0.003522] Security Framework initialized
>[    0.004011] SELinux:  Disabled at boot.
>[    0.006044] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
>[    0.009244] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
>[    0.010968] Mount-cache hash table entries: 256
>[    0.012247] Initializing cgroup subsys memory
>[    0.012714] Initializing cgroup subsys devices
>[    0.013021] Initializing cgroup subsys freezer
>[    0.013447] Initializing cgroup subsys net_cls
>[    0.014005] Initializing cgroup subsys blkio
>[    0.014415] Initializing cgroup subsys perf_event
>[    0.015007] Initializing cgroup subsys hugetlb
>[    0.015552] mce: CPU supports 10 MCE banks
>[    0.016058] Last level iTLB entries: 4KB 512, 2MB 255, 4MB 127
>Last level dTLB entries: 4KB 512, 2MB 255, 4MB 127, 1GB 0
>tlb_flushall_shift: 4
>[    0.017296] Freeing SMP alternatives memory: 24K (ffffffff82130000 - ffffffff82136000)
>[    0.022052] ftrace: allocating 26499 entries in 104 pages
>[    0.033399] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
>[    0.033858] smpboot: CPU0: AMD Opteron 23xx (Gen 3 Class Opteron) (fam: 0f, model: 06, stepping: 01)
>[    0.035000] Performance Events: Broken PMU hardware detected, using software events only.
>[    0.035000] Failed to access perfctr msr (MSR c0010001 is ffffffffffffffff)
>[    0.037311] watchdog: disabled (inside virtual machine)
>[    0.038233] x86: Booting SMP configuration:
>[    0.038625] .... node  #0, CPUs:      #1
>[    0.003000] kvm-clock: cpu 1, msr 0:7dac7041, secondary cpu clock
>[    0.050923] x86: Booted up 1 node, 2 CPUs
>[    0.051004] smpboot: Total of 2 processors activated (12800.00 BogoMIPS)
>[    0.053009] KVM setup async PF for cpu 1
>[    0.053540] kvm-stealtime: cpu 1, msr 7d80e280
>[    0.056268] devtmpfs: initialized
>[    0.064610] atomic64 test passed for x86-64 platform with CX8 and with SSE
>[    0.065005] pinctrl core: initialized pinctrl subsystem
>[    0.065691] RTC time:  4:02:23, date: 02/10/14
>[    0.066264] NET: Registered protocol family 16
>[    0.067241] cpuidle: using governor menu
>[    0.067973] ACPI: bus type PCI registered
>[    0.068005] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
>[    0.069005] PCI: Using configuration type 1 for base access
>[    0.075206] bio: create slab <bio-0> at 0
>[    0.076248] ACPI: Added _OSI(Module Device)
>[    0.076508] ACPI: Added _OSI(Processor Device)
>[    0.077004] ACPI: Added _OSI(3.0 _SCP Extensions)
>[    0.077345] ACPI: Added _OSI(Processor Aggregator Device)
>[    0.087374] ACPI: Interpreter enabled
>[    0.087726] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20131218/hwxface-580)
>[    0.088350] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20131218/hwxface-580)
>[    0.089359] ACPI: (supports S0 S3 S4 S5)
>[    0.089723] ACPI: Using IOAPIC for interrupt routing
>[    0.090055] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
>[    0.093255] ACPI: No dock devices found.
>[    0.110983] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
>[    0.111010] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI]
>[    0.111464] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
>[    0.112360] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
>[    0.114949] acpiphp: Slot [3] registered
>[    0.115059] acpiphp: Slot [4] registered
>[    0.115491] acpiphp: Slot [6] registered
>[    0.116057] acpiphp: Slot [7] registered
>[    0.116447] acpiphp: Slot [8] registered
>[    0.117096] acpiphp: Slot [9] registered
>[    0.117488] acpiphp: Slot [10] registered
>[    0.118083] acpiphp: Slot [11] registered
>[    0.119117] acpiphp: Slot [12] registered
>[    0.119741] acpiphp: Slot [13] registered
>[    0.120097] acpiphp: Slot [14] registered
>[    0.121083] acpiphp: Slot [15] registered
>[    0.122041] acpiphp: Slot [16] registered
>[    0.123090] acpiphp: Slot [17] registered
>[    0.123677] acpiphp: Slot [18] registered
>[    0.124093] acpiphp: Slot [19] registered
>[    0.124727] acpiphp: Slot [20] registered
>[    0.125090] acpiphp: Slot [21] registered
>[    0.125528] acpiphp: Slot [22] registered
>[    0.126060] acpiphp: Slot [23] registered
>[    0.126463] acpiphp: Slot [24] registered
>[    0.127074] acpiphp: Slot [25] registered
>[    0.127462] acpiphp: Slot [26] registered
>[    0.128018] acpiphp: Slot [27] registered
>[    0.128411] acpiphp: Slot [28] registered
>[    0.128807] acpiphp: Slot [29] registered
>[    0.129070] acpiphp: Slot [30] registered
>[    0.129468] acpiphp: Slot [31] registered
>[    0.130006] PCI host bridge to bus 0000:00
>[    0.130350] pci_bus 0000:00: root bus resource [bus 00-ff]
>[    0.130719] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7]
>[    0.131004] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff]
>[    0.131383] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]
>[    0.132004] pci_bus 0000:00: root bus resource [mem 0x80000000-0xfebfffff]
>[    0.132433] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
>[    0.133185] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
>[    0.133915] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180
>[    0.141012] pci 0000:00:01.1: reg 0x20: [io  0xc200-0xc20f]
>[    0.145710] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
>[    0.146438] pci 0000:00:01.3: quirk: [io  0xb000-0xb03f] claimed by PIIX4 ACPI
>[    0.147019] pci 0000:00:01.3: quirk: [io  0xb100-0xb10f] claimed by PIIX4 SMB
>[    0.148697] pci 0000:00:02.0: [1b36:0100] type 00 class 0x030000
>[    0.151041] pci 0000:00:02.0: reg 0x10: [mem 0xf4000000-0xf7ffffff]
>[    0.153056] pci 0000:00:02.0: reg 0x14: [mem 0xf8000000-0xfbffffff]
>[    0.155038] pci 0000:00:02.0: reg 0x18: [mem 0xfc054000-0xfc055fff]
>[    0.157038] pci 0000:00:02.0: reg 0x1c: [io  0xc100-0xc11f]
>[    0.164038] pci 0000:00:02.0: reg 0x30: [mem 0xfc040000-0xfc04ffff pref]
>[    0.165007] pci 0000:00:03.0: [1af4:1000] type 00 class 0x020000
>[    0.167017] pci 0000:00:03.0: reg 0x10: [io  0xc120-0xc13f]
>[    0.169012] pci 0000:00:03.0: reg 0x14: [mem 0xfc058000-0xfc058fff]
>[    0.179014] pci 0000:00:03.0: reg 0x30: [mem 0xfc000000-0xfc03ffff pref]
>[    0.180501] pci 0000:00:04.0: [8086:2668] type 00 class 0x040300
>[    0.181645] pci 0000:00:04.0: reg 0x10: [mem 0xfc050000-0xfc053fff]
>[    0.190345] pci 0000:00:05.0: [8086:2934] type 00 class 0x0c0300
>[    0.196661] pci 0000:00:05.0: reg 0x20: [io  0xc140-0xc15f]
>[    0.199474] pci 0000:00:05.1: [8086:2935] type 00 class 0x0c0300
>[    0.206640] pci 0000:00:05.1: reg 0x20: [io  0xc160-0xc17f]
>[    0.209502] pci 0000:00:05.2: [8086:2936] type 00 class 0x0c0300
>[    0.216012] pci 0000:00:05.2: reg 0x20: [io  0xc180-0xc19f]
>[    0.219460] pci 0000:00:05.7: [8086:293a] type 00 class 0x0c0320
>[    0.220662] pci 0000:00:05.7: reg 0x10: [mem 0xfc059000-0xfc059fff]
>[    0.229194] pci 0000:00:06.0: [1af4:1003] type 00 class 0x078000
>[    0.231011] pci 0000:00:06.0: reg 0x10: [io  0xc1a0-0xc1bf]
>[    0.233011] pci 0000:00:06.0: reg 0x14: [mem 0xfc05a000-0xfc05afff]
>[    0.245423] pci 0000:00:07.0: [1000:0012] type 00 class 0x010000
>[    0.247016] pci 0000:00:07.0: reg 0x10: [io  0xc000-0xc0ff]
>[    0.249013] pci 0000:00:07.0: reg 0x14: [mem 0xfc05b000-0xfc05b3ff]
>[    0.251014] pci 0000:00:07.0: reg 0x18: [mem 0xfc056000-0xfc057fff]
>[    0.263134] pci 0000:00:08.0: [1af4:1002] type 00 class 0x00ff00
>[    0.264011] pci 0000:00:08.0: reg 0x10: [io  0xc1c0-0xc1df]
>[    0.272567] pci 0000:00:09.0: [8086:2922] type 00 class 0x010601
>[    0.283017] pci 0000:00:09.0: reg 0x20: [io  0xc1e0-0xc1ff]
>[    0.285010] pci 0000:00:09.0: reg 0x24: [mem 0xfc05c000-0xfc05cfff]
>[    0.289643] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11)
>[    0.290495] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
>[    0.291235] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
>[    0.292235] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11)
>[    0.292949] ACPI: PCI Interrupt Link [LNKS] (IRQs *9)
>[    0.294415] ACPI: Enabled 16 GPEs in block 00 to 0F
>[    0.295497] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
>[    0.296011] vgaarb: loaded
>[    0.296305] vgaarb: bridge control possible 0000:00:02.0
>[    0.297254] SCSI subsystem initialized
>[    0.297773] libata version 3.00 loaded.
>[    0.297773] ACPI: bus type USB registered
>[    0.298082] usbcore: registered new interface driver usbfs
>[    0.298462] usbcore: registered new interface driver hub
>[    0.299155] usbcore: registered new device driver usb
>[    0.300028] PCI: Using ACPI for IRQ routing
>[    0.300366] PCI: pci_cache_line_size set to 64 bytes
>[    0.300577] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff]
>[    0.300588] e820: reserve RAM buffer [mem 0x7fffe000-0x7fffffff]
>[    0.301224] NetLabel: Initializing
>[    0.301539] NetLabel:  domain hash size = 128
>[    0.301862] NetLabel:  protocols = UNLABELED CIPSOv4
>[    0.302070] NetLabel:  unlabeled traffic allowed by default
>[    0.302639] Switched to clocksource kvm-clock
>[    0.367180] pnp: PnP ACPI init
>[    0.367607] ACPI: bus type PNP registered
>[    0.368179] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active)
>[    0.368328] pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active)
>[    0.368451] pnp 00:02: Plug and Play ACPI device, IDs PNP0f13 (active)
>[    0.368548] pnp 00:03: [dma 2]
>[    0.368631] pnp 00:03: Plug and Play ACPI device, IDs PNP0700 (active)
>[    0.368800] pnp 00:04: Plug and Play ACPI device, IDs PNP0400 (active)
>[    0.368951] pnp 00:05: Plug and Play ACPI device, IDs PNP0501 (active)
>[    0.369133] pnp 00:06: Plug and Play ACPI device, IDs PNP0501 (active)
>[    0.372105] pnp: PnP ACPI: found 7 devices
>[    0.372633] ACPI: bus type PNP unregistered
>[    0.385444] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7]
>[    0.385448] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff]
>[    0.385451] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]
>[    0.385454] pci_bus 0000:00: resource 7 [mem 0x80000000-0xfebfffff]
>[    0.385574] NET: Registered protocol family 2
>[    0.387438] TCP established hash table entries: 16384 (order: 5, 131072 bytes)
>[    0.391391] TCP bind hash table entries: 16384 (order: 8, 1310720 bytes)
>[    0.393836] TCP: Hash tables configured (established 16384 bind 16384)
>[    0.394584] TCP: reno registered
>[    0.394982] UDP hash table entries: 1024 (order: 5, 196608 bytes)
>[    0.395722] UDP-Lite hash table entries: 1024 (order: 5, 196608 bytes)
>[    0.396768] NET: Registered protocol family 1
>[    0.397267] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
>[    0.397838] pci 0000:00:01.0: PIIX3: Enabling Passive Release
>[    0.398356] pci 0000:00:01.0: Activating ISA DMA hang workarounds
>[    0.398859] pci 0000:00:02.0: Boot video device
>[    0.400318] ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 10
>[    0.406381] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 11
>[    0.408651] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11
>[    0.410886] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10
>[    0.412930] PCI: CLS 0 bytes, default 64
>[    0.413323] Unpacking initramfs...
>[    1.272752] Freeing initrd memory: 37308K (ffff88007db6e000 - ffff88007ffdd000)
>[    1.291517] DMA-API: preallocated 65536 debug entries
>[    1.291937] DMA-API: debugging enabled by kernel config
>[    1.294920] Scanning for low memory corruption every 60 seconds
>[    1.296918] futex hash table entries: 512 (order: 4, 65536 bytes)
>[    1.297446] Initialise system trusted keyring
>[    1.297939] audit: initializing netlink subsys (disabled)
>[    1.298142] cryptomgr_test (28) used greatest stack depth: 6096 bytes left
>[    1.298873] audit: type=2000 audit(1392004944.968:1): initialized
>[    1.326112] HugeTLB registered 2 MB page size, pre-allocated 0 pages
>[    1.335804] zbud: loaded
>[    1.337009] VFS: Disk quotas dquot_6.5.2
>[    1.337697] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
>[    1.340560] msgmni has been set to 3961
>[    1.341379] Key type big_key registered
>[    1.344099] cryptomgr_test (33) used greatest stack depth: 5376 bytes left
>[    1.345578] cryptomgr_test (38) used greatest stack depth: 5312 bytes left
>[    1.346554] alg: No test for stdrng (krng)
>[    1.347133] NET: Registered protocol family 38
>[    1.347713] Key type asymmetric registered
>[    1.348297] Asymmetric key parser 'x509' registered
>[    1.348892] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
>[    1.350104] io scheduler noop registered
>[    1.350617] io scheduler deadline registered
>[    1.351569] io scheduler cfq registered (default)
>[    1.354471] list_sort_test: start testing list_sort()
>[    1.355606] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
>[    1.356375] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
>[    1.357318] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
>[    1.358389] ACPI: Power Button [PWRF]
>[    1.362830] GHES: HEST is not enabled!
>[    1.363352] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
>[    1.366201] Non-volatile memory driver v1.3
>[    1.366595] Linux agpgart interface v0.103
>[    1.367738] ahci 0000:00:09.0: version 3.0
>[    1.368958] ahci 0000:00:09.0: irq 40 for MSI/MSI-X
>[    1.369413] ahci 0000:00:09.0: AHCI 0001.0000 32 slots 6 ports 1.5 Gbps 0x3f impl SATA mode
>[    1.370088] ahci 0000:00:09.0: flags: ncq only 
>[    1.374264] scsi0 : ahci
>[    1.375932] scsi1 : ahci
>[    1.376881] scsi2 : ahci
>[    1.377732] scsi3 : ahci
>[    1.378878] scsi4 : ahci
>[    1.380043] scsi5 : ahci
>[    1.380808] ata1: SATA max UDMA/133 abar m4096@0xfc05c000 port 0xfc05c100 irq 40
>[    1.381767] ata2: SATA max UDMA/133 abar m4096@0xfc05c000 port 0xfc05c180 irq 40
>[    1.382719] ata3: SATA max UDMA/133 abar m4096@0xfc05c000 port 0xfc05c200 irq 40
>[    1.383670] ata4: SATA max UDMA/133 abar m4096@0xfc05c000 port 0xfc05c280 irq 40
>[    1.384628] ata5: SATA max UDMA/133 abar m4096@0xfc05c000 port 0xfc05c300 irq 40
>[    1.385569] ata6: SATA max UDMA/133 abar m4096@0xfc05c000 port 0xfc05c380 irq 40
>[    1.386622] ata_piix 0000:00:01.1: version 2.13
>[    1.389945] scsi6 : ata_piix
>[    1.390629] scsi7 : ata_piix
>[    1.391108] ata7: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc200 irq 14
>[    1.391511] ata8: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc208 irq 15
>[    1.392190] libphy: Fixed MDIO Bus: probed
>[    1.393152] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
>[    1.393558] ehci-pci: EHCI PCI platform driver
>[    1.395964] ehci-pci 0000:00:05.7: EHCI Host Controller
>[    1.396812] ehci-pci 0000:00:05.7: new USB bus registered, assigned bus number 1
>[    1.397839] ehci-pci 0000:00:05.7: irq 10, io mem 0xfc059000
>[    1.404097] ehci-pci 0000:00:05.7: USB 2.0 started, EHCI 1.00
>[    1.407768] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
>[    1.408407] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.409319] usb usb1: Product: EHCI Host Controller
>[    1.409838] usb usb1: Manufacturer: Linux 3.14.0-0.rc1.git4.1.fc21.x86_64 ehci_hcd
>[    1.410776] usb usb1: SerialNumber: 0000:00:05.7
>[    1.412584] hub 1-0:1.0: USB hub found
>[    1.413224] hub 1-0:1.0: 6 ports detected
>[    1.415503] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
>[    1.416127] ohci-pci: OHCI PCI platform driver
>[    1.416597] uhci_hcd: USB Universal Host Controller Interface driver
>[    1.420458] uhci_hcd 0000:00:05.0: UHCI Host Controller
>[    1.420989] uhci_hcd 0000:00:05.0: new USB bus registered, assigned bus number 2
>[    1.421627] uhci_hcd 0000:00:05.0: detected 2 ports
>[    1.422024] uhci_hcd 0000:00:05.0: irq 10, io base 0x0000c140
>[    1.422602] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
>[    1.422981] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.423660] usb usb2: Product: UHCI Host Controller
>[    1.424015] usb usb2: Manufacturer: Linux 3.14.0-0.rc1.git4.1.fc21.x86_64 uhci_hcd
>[    1.424677] usb usb2: SerialNumber: 0000:00:05.0
>[    1.425443] hub 2-0:1.0: USB hub found
>[    1.425835] hub 2-0:1.0: 2 ports detected
>[    1.428688] uhci_hcd 0000:00:05.1: UHCI Host Controller
>[    1.429219] uhci_hcd 0000:00:05.1: new USB bus registered, assigned bus number 3
>[    1.429815] uhci_hcd 0000:00:05.1: detected 2 ports
>[    1.430270] uhci_hcd 0000:00:05.1: irq 11, io base 0x0000c160
>[    1.430822] usb usb3: New USB device found, idVendor=1d6b, idProduct=0001
>[    1.431221] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.431800] usb usb3: Product: UHCI Host Controller
>[    1.432154] usb usb3: Manufacturer: Linux 3.14.0-0.rc1.git4.1.fc21.x86_64 uhci_hcd
>[    1.432973] usb usb3: SerialNumber: 0000:00:05.1
>[    1.446539] hub 3-0:1.0: USB hub found
>[    1.446955] hub 3-0:1.0: 2 ports detected
>[    1.450364] uhci_hcd 0000:00:05.2: UHCI Host Controller
>[    1.451050] uhci_hcd 0000:00:05.2: new USB bus registered, assigned bus number 4
>[    1.451801] uhci_hcd 0000:00:05.2: detected 2 ports
>[    1.452255] uhci_hcd 0000:00:05.2: irq 11, io base 0x0000c180
>[    1.452881] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001
>[    1.453298] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.453887] usb usb4: Product: UHCI Host Controller
>[    1.455748] usb usb4: Manufacturer: Linux 3.14.0-0.rc1.git4.1.fc21.x86_64 uhci_hcd
>[    1.456380] usb usb4: SerialNumber: 0000:00:05.2
>[    1.457300] hub 4-0:1.0: USB hub found
>[    1.457741] hub 4-0:1.0: 2 ports detected
>[    1.458714] usbcore: registered new interface driver usbserial
>[    1.459131] usbcore: registered new interface driver usbserial_generic
>[    1.459662] usbserial: USB Serial support registered for generic
>[    1.460143] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12
>[    1.461594] serio: i8042 KBD port at 0x60,0x64 irq 1
>[    1.462062] serio: i8042 AUX port at 0x60,0x64 irq 12
>[    1.462918] mousedev: PS/2 mouse device common for all mice
>[    1.464358] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1
>[    1.467439] rtc_cmos 00:00: RTC can wake from S4
>[    1.468313] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0
>[    1.468777] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram
>[    1.469589] device-mapper: uevent: version 1.0.3
>[    1.470198] device-mapper: ioctl: 4.27.0-ioctl (2013-10-30) initialised: dm-devel@redhat.com
>[    1.471416] hidraw: raw HID events driver (C) Jiri Kosina
>[    1.477575] usbcore: registered new interface driver usbhid
>[    1.478206] usbhid: USB HID core driver
>[    1.479149] drop_monitor: Initializing network drop monitor service
>[    1.480198] ip_tables: (C) 2000-2006 Netfilter Core Team
>[    1.481636] TCP: cubic registered
>[    1.484230] Initializing XFRM netlink socket
>[    1.485971] NET: Registered protocol family 10
>[    1.487590] mip6: Mobile IPv6
>[    1.487944] NET: Registered protocol family 17
>[    1.489176] Loading compiled-in X.509 certificates
>[    1.490768] Loaded X.509 cert 'Fedora kernel signing key: c3f39d97ded1a74540720e6f1a95184303f9c4ee'
>[    1.493000] registered taskstats version 1
>[    1.495068]   Magic number: 2:109:9
>[    1.495506] hub 4-0:1.0: hash matches
>[    1.495993] rtc_cmos 00:00: setting system clock to 2014-02-10 04:02:25 UTC (1392004945)
>[    1.496889] PM: Hibernation image not present or could not be loaded.
>[    1.543816] ata7.01: NODEV after polling detection
>[    1.544442] ata7.00: ATAPI: QEMU DVD-ROM, 1.6.1, max UDMA/100
>[    1.545630] ata7.00: configured for MWDMA2
>[    1.693468] ata6: SATA link down (SStatus 0 SControl 300)
>[    1.695583] ata3: SATA link down (SStatus 0 SControl 300)
>[    1.697591] ata4: SATA link down (SStatus 0 SControl 300)
>[    1.698154] ata5: SATA link down (SStatus 0 SControl 300)
>[    1.698618] ata2: SATA link down (SStatus 0 SControl 300)
>[    1.699098] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>[    1.699778] ata1.00: ATA-7: QEMU HARDDISK, 1.6.1, max UDMA/100
>[    1.700162] ata1.00: 16777216 sectors, multi 16: LBA48 NCQ (depth 31/32)
>[    1.700543] ata1.00: applying bridge limits
>[    1.701166] ata1.00: configured for UDMA/100
>[    1.702492] scsi 0:0:0:0: Direct-Access     ATA      QEMU HARDDISK    1.6. PQ: 0 ANSI: 5
>[    1.704331] sd 0:0:0:0: [sda] 16777216 512-byte logical blocks: (8.58 GB/8.00 GiB)
>[    1.704450] sd 0:0:0:0: Attached scsi generic sg0 type 0
>[    1.705979] scsi 6:0:0:0: CD-ROM            QEMU     QEMU DVD-ROM     1.6. PQ: 0 ANSI: 5
>[    1.706852] sd 0:0:0:0: [sda] Write Protect is off
>[    1.707514] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
>[    1.707593] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>[    1.708774] sr0: scsi3-mmc drive: 4x/4x cd/rw xa/form2 tray
>[    1.709176] cdrom: Uniform CD-ROM driver Revision: 3.20
>[    1.710471] sr 6:0:0:0: Attached scsi CD-ROM sr0
>[    1.711531] sr 6:0:0:0: Attached scsi generic sg1 type 5
>[    1.711550]  sda: unknown partition table
>[    1.712570] sd 0:0:0:0: [sda] Attached SCSI disk
>[    1.718837] Freeing unused kernel memory: 3700K (ffffffff81d93000 - ffffffff82130000)
>[    1.719509] Write protecting the kernel read-only data: 12288k
>[    1.720561] usb 1-1: new high-speed USB device number 2 using ehci-pci
>[    1.721608] Freeing unused kernel memory: 88K (ffff8800017ea000 - ffff880001800000)
>[    1.725928] Freeing unused kernel memory: 800K (ffff880001b38000 - ffff880001c00000)
>[    1.746186] systemd[1]: systemd 208 running in system mode. (+PAM +LIBWRAP +AUDIT +SELINUX +IMA +SYSVINIT +LIBCRYPTSETUP +GCRYPT +ACL +XZ)
>[    1.747085] systemd[1]: Detected virtualization 'kvm'.
>[    1.747478] systemd[1]: Running in initial RAM disk.
>[    1.749904] systemd[1]: No hostname configured.
>[    1.750467] systemd[1]: Set hostname to <localhost>.
>[    1.751159] systemd[1]: Initializing machine ID from KVM UUID.
>[    1.754873] random: systemd urandom read with 27 bits of entropy available
>[    1.763749] systemd-cryptse (74) used greatest stack depth: 5080 bytes left
>[    1.812130] systemd[1]: Starting -.slice.
>[    1.814391] systemd[1]: Created slice -.slice.
>[    1.814789] systemd[1]: Starting System Slice.
>[    1.816860] systemd[1]: Created slice System Slice.
>[    1.817324] systemd[1]: Starting Slices.
>[    1.822210] systemd[1]: Reached target Slices.
>[    1.822761] systemd[1]: Starting Timers.
>[    1.824647] systemd[1]: Reached target Timers.
>[    1.825689] systemd[1]: Starting Encrypted Volumes.
>[    1.832710] systemd[1]: Reached target Encrypted Volumes.
>[    1.833154] systemd[1]: Starting udev Kernel Socket.
>[    1.834634] systemd[1]: Listening on udev Kernel Socket.
>[    1.835048] systemd[1]: Starting udev Control Socket.
>[    1.836642] systemd[1]: Listening on udev Control Socket.
>[    1.837105] systemd[1]: Starting Journal Socket.
>[    1.838732] systemd[1]: Listening on Journal Socket.
>[    1.839530] systemd[1]: Starting dracut cmdline hook...
>[    1.842362] systemd[1]: Starting Create list of required static device nodes for the current kernel...
>[    1.845622] systemd[1]: Started Load Kernel Modules.
>[    1.846073] systemd[1]: Starting Sockets.
>[    1.847794] systemd[1]: Reached target Sockets.
>[    1.848250] systemd[1]: Starting Setup Virtual Console...
>[    1.856807] systemd[1]: Starting Journal Service...
>[    1.872358] systemd[1]: Started Journal Service.
>[    1.876821] usb 1-1: New USB device found, idVendor=0627, idProduct=0001
>[    1.877421] usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=5
>[    1.877816] usb 1-1: Product: QEMU USB Tablet
>[    1.878171] usb 1-1: Manufacturer: QEMU
>[    1.878498] usb 1-1: SerialNumber: 42
>[    1.899993] input: QEMU QEMU USB Tablet as /devices/pci0000:00/0000:00:05.7/usb1/1-1/1-1:1.0/0003:0627:0001.0001/input/input4
>[    1.901863] hid-generic 0003:0627:0001.0001: input,hidraw0: USB HID v0.01 Pointer [QEMU QEMU USB Tablet] on usb-0000:00:05.7-1/input0
>[    1.907179] systemd-journald[98]: Vacuuming done, freed 0 bytes
>[    2.058690] loop: module loaded
>[    2.314832] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input3
>[    2.434763] RPC: Registered named UNIX socket transport module.
>[    2.435482] RPC: Registered udp transport module.
>[    2.436094] RPC: Registered tcp transport module.
>[    2.436680] RPC: Registered tcp NFSv4.1 backchannel transport module.
>[    2.438269] modprobe (246) used greatest stack depth: 4984 bytes left
>[    2.544411] rpc.statd (255) used greatest stack depth: 4968 bytes left
>[    2.652604] systemd-udevd[283]: starting version 208
>[    3.111152] [drm] Initialized drm 1.1.0 20060810
>[    3.152666] cdrom_id (382) used greatest stack depth: 3624 bytes left
>[    3.167894] [drm] Device Version 0.0
>[    3.168290] [drm] Compression level 0 log level 0
>[    3.168652] [drm] Currently using mode #0, list at 0x488
>[    3.169044] [drm] 12286 io pages at offset 0x1000000
>[    3.169401] [drm] 16777216 byte draw area at offset 0x0
>[    3.169768] [drm] RAM header offset: 0x3ffe000
>[    3.170144] [drm] rom modes offset 0x488 for 128 modes
>[    3.182761] [TTM] Zone  kernel: Available graphics memory: 1016370 kiB
>[    3.183273] [TTM] Initializing pool allocator
>[    3.191567] [TTM] Initializing DMA pool allocator
>[    3.197357] [drm] qxl: 16M of VRAM memory size
>[    3.197735] [drm] qxl: 63M of IO pages memory ready (VRAM domain)
>[    3.198322] [drm] qxl: 64M of Surface memory size
>[    3.234916] [drm] main mem slot 1 [f4000000,3ffe000]
>[    3.235824] [drm] surface mem slot 2 [f8000000,4000000]
>[    3.243089] [drm] fb mappable at 0xF4000000, size 3145728
>[    3.243580] [drm] fb: depth 24, pitch 4096, width 1024, height 768
>[    3.245202] fbcon: qxldrmfb (fb0) is primary device
>[    3.286415] Console: switching to colour frame buffer device 128x48
>[    3.301684] qxl 0000:00:02.0: fb0: qxldrmfb frame buffer device
>[    3.301704] qxl 0000:00:02.0: registered panic notifier
>[    3.302673] [drm] Initialized qxl 0.1.0 20120117 for 0000:00:02.0 on minor 0
>[    3.305566] sym0: <895a> rev 0x0 at pci 0000:00:07.0 irq 11
>[    3.308891] sym0: No NVRAM, ID 7, Fast-40, LVD, parity checking
>[    3.319288] sym0: SCSI BUS has been reset.
>[    3.326330] scsi8 : sym-2.2.3
>[    3.355246] virtio-pci 0000:00:03.0: irq 41 for MSI/MSI-X
>[    3.355302] virtio-pci 0000:00:03.0: irq 42 for MSI/MSI-X
>[    3.355347] virtio-pci 0000:00:03.0: irq 43 for MSI/MSI-X
>[    4.849429] sym0: unknown interrupt(s) ignored, ISTAT=0x1 DSTAT=0x80 SIST=0x0
>[    6.481853] squashfs: version 4.0 (2009/01/31) Phillip Lougher
>[    6.523103] ISO 9660 Extensions: Microsoft Joliet Level 3
>[    6.543860] ISO 9660 Extensions: RRIP_1991A
>[    6.705402] bio: create slab <bio-1> at 1
>[    6.745569] bio: create slab <bio-2> at 2
>[    7.165020] random: nonblocking pool is initialized
>[    7.178078] EXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts: (null)
>[    7.568178] systemd-udevd (354) used greatest stack depth: 2168 bytes left
>[    7.631039] systemd-journald[98]: Received SIGTERM
>[   10.325614] EXT4-fs (dm-0): re-mounted. Opts: (null)
>[   10.339776] Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
>[   10.523553] systemd-journald[644]: Vacuuming done, freed 0 bytes
>[   10.833325] systemd-udevd[661]: starting version 208
>[   11.600770] systemd-journald[644]: Received request to flush runtime journal from PID 1
>[   11.758667] piix4_smbus 0000:00:01.3: SMBus Host Controller at 0xb100, revision 0
>[   11.889465] parport_pc 00:04: reported by Plug and Play ACPI
>[   11.938878] audit: type=1305 audit(1392004955.942:2): audit_pid=684 old=0 auid=4294967295 ses=4294967295 res=1
>[   11.943653] virtio-pci 0000:00:06.0: irq 44 for MSI/MSI-X
>[   11.943817] virtio-pci 0000:00:06.0: irq 45 for MSI/MSI-X
>[   12.353699] microcode: AMD CPU family 0xf not supported
>[   12.359922] microcode: AMD CPU family 0xf not supported
>[   12.445874] snd_hda_intel 0000:00:04.0: irq 46 for MSI/MSI-X
>[   12.481973] hda-codec: No codec parser is available
>[   12.596826] has_svm: can't execute cpuid_8000000a
>[   12.596827] kvm: no hardware support
>[   12.606098] has_svm: can't execute cpuid_8000000a
>[   12.606100] kvm: no hardware support
>[   12.705722] powernow-k8: Power state transitions not supported
>[   12.705728] powernow-k8: Power state transitions not supported
>[   12.716207] powernow-k8: Power state transitions not supported
>[   12.716213] powernow-k8: Power state transitions not supported
>[   12.983908] ppdev: user-space parallel port driver
>[   18.310304] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
>[   18.570269] ip6_tables: (C) 2000-2006 Netfilter Core Team
>[   19.485178] Ebtables v2.0 registered
>[   19.719794] Bridge firewalling registered
>[   21.204865] cfg80211: Calling CRDA to update world regulatory domain
>[   21.223431] cfg80211: World regulatory domain updated:
>[   21.223438] cfg80211:  DFS Master region: unset
>[   21.223440] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
>[   21.223442] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm)
>[   21.223444] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
>[   21.223445] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm)
>[   21.223446] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz), (N/A, 2000 mBm)
>[   21.223448] cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm)
>[   21.223449] cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm)
>[   25.585851] input: spice vdagent tablet as /devices/virtual/input/input5
>[  113.955532] input: spice vdagent tablet as /devices/virtual/input/input6
>[  253.712012] md: raid0 personality registered for level 0
>[  253.789965] md: raid1 personality registered for level 1
>[  253.827834] async_tx: api initialized (async)
>[  253.847015] xor: measuring software checksum speed
>[  253.871034]    prefetch64-sse:  8192.000 MB/sec
>[  253.881028]    generic_sse: 11988.000 MB/sec
>[  253.881030] xor: using function: generic_sse (11988.000 MB/sec)
>[  253.972032] raid6: sse2x1    3914 MB/s
>[  253.989031] raid6: sse2x2    6023 MB/s
>[  254.006024] raid6: sse2x4    6996 MB/s
>[  254.006026] raid6: using algorithm sse2x4 (6996 MB/s)
>[  254.006028] raid6: using intx1 recovery algorithm
>[  254.034471] md: raid6 personality registered for level 6
>[  254.034478] md: raid5 personality registered for level 5
>[  254.034481] md: raid4 personality registered for level 4
>[  254.051228] md: raid10 personality registered for level 10
>[  254.139402] device-mapper: multipath: version 1.6.0 loaded
>[  254.159963] device-mapper: multipath round-robin: version 1.0.0 loaded
>[  254.290513] sha256_ssse3: Neither AVX nor SSSE3 is available/usable.
>[  254.451255] Loading iSCSI transport class v2.0-870.
>[  254.524730] iscsi: registered transport (tcp)
>[  254.580162] No iBFT detected.
>[  306.673922] sha256_ssse3: Neither AVX nor SSSE3 is available/usable.
>[  315.527041] EXT4-fs (dm-1): mounted filesystem with ordered data mode. Opts: (null)
>[  332.311645] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
>[  339.990400] bio: create slab <bio-3> at 3
>[  340.001630] Btrfs loaded
>[  340.495288] SGI XFS with ACLs, security attributes, large block/inode numbers, no debug enabled
>[  583.829392] sha256_ssse3: Neither AVX nor SSSE3 is available/usable.
>[  599.050985] hrtimer: interrupt took 5628177 ns
>[  600.521915] EXT4-fs (dm-1): mounted filesystem with ordered data mode. Opts: (null)
>[  751.233343] BTRFS: device label fedora devid 1 transid 4 /dev/sda3
>[  751.442133] BTRFS: device label fedora devid 1 transid 4 /dev/sda3
>[  751.486331] BTRFS info (device sda3): disk space caching is enabled
>[  751.486338] BTRFS: flagging fs with big metadata feature
>[  751.509860] BTRFS: creating UUID tree
>[  752.262191] BTRFS: device label fedora devid 1 transid 7 /dev/sda3
>[  752.266146] BTRFS info (device sda3): disk space caching is enabled
>[  753.294948] Adding 838652k swap on /dev/sda2.  Priority:-1 extents:1 across:838652k FS
>[  753.415965] BTRFS: device label fedora devid 1 transid 9 /dev/sda3
>[  753.423656] BTRFS info (device sda3): disk space caching is enabled
>[  753.502346] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null)
>[  753.712619] BTRFS: device label fedora devid 1 transid 9 /dev/sda3
>[  755.421937] ------------[ cut here ]------------
>[  755.447742] WARNING: CPU: 0 PID: 2639 at lib/dma-debug.c:491 add_dma_entry+0x127/0x130()
>[  755.447742] DMA-API: exceeded 7 overlapping mappings of pfn 2137
>[  755.447742] Modules linked in: xfs libcrc32c btrfs fcoe libfcoe libfc scsi_transport_fc scsi_tgt iscsi_ibft iscsi_boot_sysfs iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi dm_crypt vfat fat dm_round_robin dm_multipath raid10 raid456 async_raid6_recov async_memcpy async_pq raid6_pq async_xor xor async_tx raid1 raid0 uinput ip6t_rpfilter ip6t_REJECT xt_conntrack cfg80211 rfkill ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ppdev kvm snd_hda_intel snd_hda_codec snd_hwdep joydev snd_seq snd_seq_device snd_pcm serio_raw snd_timer
>[  755.447742]  virtio_console snd parport_pc soundcore pvpanic i2c_piix4 parport nfsd auth_rpcgss nfs_acl lockd isofs squashfs virtio_balloon virtio_net sym53c8xx scsi_transport_spi qxl drm_kms_helper ttm drm virtio_pci virtio_ring virtio ata_generic i2c_core pata_acpi sunrpc loop
>[  755.447742] CPU: 0 PID: 2639 Comm: ext4lazyinit Not tainted 3.14.0-0.rc1.git4.1.fc21.x86_64 #1
>[  755.447742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
>[  755.447742]  0000000000000000 00000000521a2073 ffff880071fb3898 ffffffff817cf14d
>[  755.447742]  ffff880071fb38e0 ffff880071fb38d0 ffffffff810967cd 0000000000002137
>[  755.447742]  ffff880072e9de40 0000000000000096 ffffffff82d645c0 0000000000000096
>[  755.447742] Call Trace:
>[  755.447742]  [<ffffffff817cf14d>] dump_stack+0x4d/0x66
>[  755.447742]  [<ffffffff810967cd>] warn_slowpath_common+0x7d/0xa0
>[  755.447742]  [<ffffffff8109684c>] warn_slowpath_fmt+0x5c/0x80
>[  755.447742]  [<ffffffff813f373d>] ? active_pfn_read_overlap+0x2d/0x50
>[  755.447742]  [<ffffffff813f3d07>] add_dma_entry+0x127/0x130
>[  755.447742]  [<ffffffff813f43dd>] debug_dma_map_sg+0x13d/0x180
>[  755.447742]  [<ffffffff8153f241>] ata_qc_issue+0x281/0x3e0
>[  755.447742]  [<ffffffff81548515>] ata_scsi_queuecmd+0x135/0x420
>[  755.447742]  [<ffffffff815452d0>] ? ata_scsi_invalid_field+0x40/0x40
>[  755.447742]  [<ffffffff8151b8f7>] scsi_dispatch_cmd+0xb7/0x4e0
>[  755.447742]  [<ffffffff81523d4c>] scsi_request_fn+0x33c/0x540
>[  755.447742]  [<ffffffff813956f3>] __blk_run_queue+0x33/0x40
>[  755.447742]  [<ffffffff8139b913>] blk_queue_bio+0x343/0x4d0
>[  755.447742]  [<ffffffff81395510>] generic_make_request+0xe0/0x130
>[  755.447742]  [<ffffffff813955d8>] submit_bio+0x78/0x160
>[  755.447742]  [<ffffffff81273628>] ? bio_alloc_bioset+0x1f8/0x2f0
>[  755.447742]  [<ffffffff813a311f>] __blkdev_issue_zeroout+0x1ff/0x260
>[  755.447742]  [<ffffffff813a3269>] blkdev_issue_zeroout+0xe9/0xf0
>[  755.447742]  [<ffffffff81303d9e>] ? __ext4_journal_get_write_access+0x4e/0x90
>[  755.447742]  [<ffffffff812ccc1c>] ext4_init_inode_table+0x17c/0x3c0
>[  755.447742]  [<ffffffff812e2039>] ? ext4_lazyinit_thread+0xb9/0x320
>[  755.447742]  [<ffffffff812e222d>] ext4_lazyinit_thread+0x2ad/0x320
>[  755.447742]  [<ffffffff812e1f80>] ? ext4_unregister_li_request+0x70/0x70
>[  755.447742]  [<ffffffff810c43ef>] kthread+0xff/0x120
>[  755.447742]  [<ffffffff810c42f0>] ? insert_kthread_work+0x80/0x80
>[  755.447742]  [<ffffffff817e2efc>] ret_from_fork+0x7c/0xb0
>[  755.447742]  [<ffffffff810c42f0>] ? insert_kthread_work+0x80/0x80
>[  755.447742] ---[ end trace f208af3e7f7f6be8 ]---
>
>[  908.138015] =========================================================
>[  908.138015] [ INFO: possible irq lock inversion dependency detected ]
>[  908.138015] 3.14.0-0.rc1.git4.1.fc21.x86_64 #1 Tainted: G        W   
>[  908.138015] ---------------------------------------------------------
>[  908.138015] kswapd0/30 just changed the state of lock:
>[  908.138015]  (&delayed_node->mutex){+.+.-.}, at: [<ffffffffa067f9ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs]
>[  908.138015] but this lock took another, RECLAIM_FS-unsafe lock in the past:
>[  908.138015]  (&found->groups_sem){+++++.}
>
>and interrupts could create inverse lock ordering between them.
>
>[  908.138015] 
>other info that might help us debug this:
>[  908.138015]  Possible interrupt unsafe locking scenario:
>
>[  908.138015]        CPU0                    CPU1
>[  908.138015]        ----                    ----
>[  908.138015]   lock(&found->groups_sem);
>[  908.138015]                                local_irq_disable();
>[  908.138015]                                lock(&delayed_node->mutex);
>[  908.138015]                                lock(&found->groups_sem);
>[  908.138015]   <Interrupt>
>[  908.138015]     lock(&delayed_node->mutex);
>[  908.138015] 
> *** DEADLOCK ***
>
>[  908.138015] 2 locks held by kswapd0/30:
>[  908.138015]  #0:  (shrinker_rwsem){++++..}, at: [<ffffffff811c45df>] shrink_slab+0x3f/0x180
>[  908.138015]  #1:  (&type->s_umount_key#36){+++++.}, at: [<ffffffff81236b94>] grab_super_passive+0x44/0x90
>[  908.138015] 
>the shortest dependencies between 2nd lock and 1st lock:
>[  908.138015]  -> (&found->groups_sem){+++++.} ops: 4059 {
>[  908.138015]     HARDIRQ-ON-W at:
>[  908.138015]                       [<ffffffff810f9499>] __lock_acquire+0x659/0x1c40
>[  908.138015]                       [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                       [<ffffffff817d708e>] down_write+0x4e/0xc0
>[  908.138015]                       [<ffffffffa061685b>] __link_block_group+0x3b/0xf0 [btrfs]
>[  908.138015]                       [<ffffffffa061873b>] btrfs_read_block_groups+0x30b/0x690 [btrfs]
>[  908.138015]                       [<ffffffffa0627a79>] open_ctree+0x17f9/0x21e0 [btrfs]
>[  908.138015]                       [<ffffffffa05fac5e>] btrfs_mount+0x63e/0x810 [btrfs]
>[  908.138015]                       [<ffffffff81237569>] mount_fs+0x39/0x1b0
>[  908.138015]                       [<ffffffff81257a0b>] vfs_kern_mount+0x6b/0x150
>[  908.138015]                       [<ffffffff8125a8de>] do_mount+0x24e/0xbb0
>[  908.138015]                       [<ffffffff8125b586>] SyS_mount+0x96/0xf0
>[  908.138015]                       [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]     HARDIRQ-ON-R at:
>[  908.138015]                       [<ffffffff810f9380>] __lock_acquire+0x540/0x1c40
>[  908.138015]                       [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                       [<ffffffff817d6ff1>] down_read+0x51/0xa0
>[  908.138015]                       [<ffffffffa0622fed>] btrfs_calc_num_tolerated_disk_barrier_failures+0x1cd/0x350 [btrfs]
>[  908.138015]                       [<ffffffffa0627a97>] open_ctree+0x1817/0x21e0 [btrfs]
>[  908.138015]                       [<ffffffffa05fac5e>] btrfs_mount+0x63e/0x810 [btrfs]
>[  908.138015]                       [<ffffffff81237569>] mount_fs+0x39/0x1b0
>[  908.138015]                       [<ffffffff81257a0b>] vfs_kern_mount+0x6b/0x150
>[  908.138015]                       [<ffffffff8125a8de>] do_mount+0x24e/0xbb0
>[  908.138015]                       [<ffffffff8125b586>] SyS_mount+0x96/0xf0
>[  908.138015]                       [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]     SOFTIRQ-ON-W at:
>[  908.138015]                       [<ffffffff810f94cf>] __lock_acquire+0x68f/0x1c40
>[  908.138015]                       [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                       [<ffffffff817d708e>] down_write+0x4e/0xc0
>[  908.138015]                       [<ffffffffa061685b>] __link_block_group+0x3b/0xf0 [btrfs]
>[  908.138015]                       [<ffffffffa061873b>] btrfs_read_block_groups+0x30b/0x690 [btrfs]
>[  908.138015]                       [<ffffffffa0627a79>] open_ctree+0x17f9/0x21e0 [btrfs]
>[  908.138015]                       [<ffffffffa05fac5e>] btrfs_mount+0x63e/0x810 [btrfs]
>[  908.138015]                       [<ffffffff81237569>] mount_fs+0x39/0x1b0
>[  908.138015]                       [<ffffffff81257a0b>] vfs_kern_mount+0x6b/0x150
>[  908.138015]                       [<ffffffff8125a8de>] do_mount+0x24e/0xbb0
>[  908.138015]                       [<ffffffff8125b586>] SyS_mount+0x96/0xf0
>[  908.138015]                       [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]     SOFTIRQ-ON-R at:
>[  908.138015]                       [<ffffffff810f94cf>] __lock_acquire+0x68f/0x1c40
>[  908.138015]                       [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                       [<ffffffff817d6ff1>] down_read+0x51/0xa0
>[  908.138015]                       [<ffffffffa0622fed>] btrfs_calc_num_tolerated_disk_barrier_failures+0x1cd/0x350 [btrfs]
>[  908.138015]                       [<ffffffffa0627a97>] open_ctree+0x1817/0x21e0 [btrfs]
>[  908.138015]                       [<ffffffffa05fac5e>] btrfs_mount+0x63e/0x810 [btrfs]
>[  908.138015]                       [<ffffffff81237569>] mount_fs+0x39/0x1b0
>[  908.138015]                       [<ffffffff81257a0b>] vfs_kern_mount+0x6b/0x150
>[  908.138015]                       [<ffffffff8125a8de>] do_mount+0x24e/0xbb0
>[  908.138015]                       [<ffffffff8125b586>] SyS_mount+0x96/0xf0
>[  908.138015]                       [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]     RECLAIM_FS-ON-W at:
>[  908.138015]                          [<ffffffff810f8839>] mark_held_locks+0xb9/0x140
>[  908.138015]                          [<ffffffff810fbc6a>] lockdep_trace_alloc+0x7a/0xe0
>[  908.138015]                          [<ffffffff8121192f>] __kmalloc_track_caller+0x4f/0x350
>[  908.138015]                          [<ffffffff813d7021>] kvasprintf+0x61/0xa0
>[  908.138015]                          [<ffffffff813c9801>] kobject_set_name_vargs+0x21/0x70
>[  908.138015]                          [<ffffffff813ca292>] kobject_add+0x62/0xd0
>[  908.138015]                          [<ffffffffa06168e4>] __link_block_group+0xc4/0xf0 [btrfs]
>[  908.138015]                          [<ffffffffa061873b>] btrfs_read_block_groups+0x30b/0x690 [btrfs]
>[  908.138015]                          [<ffffffffa0627a79>] open_ctree+0x17f9/0x21e0 [btrfs]
>[  908.138015]                          [<ffffffffa05fac5e>] btrfs_mount+0x63e/0x810 [btrfs]
>[  908.138015]                          [<ffffffff81237569>] mount_fs+0x39/0x1b0
>[  908.138015]                          [<ffffffff81257a0b>] vfs_kern_mount+0x6b/0x150
>[  908.138015]                          [<ffffffff8125a8de>] do_mount+0x24e/0xbb0
>[  908.138015]                          [<ffffffff8125b586>] SyS_mount+0x96/0xf0
>[  908.138015]                          [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]     INITIAL USE at:
>[  908.138015]                      [<ffffffff810f9187>] __lock_acquire+0x347/0x1c40
>[  908.138015]                      [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                      [<ffffffff817d708e>] down_write+0x4e/0xc0
>[  908.138015]                      [<ffffffffa061685b>] __link_block_group+0x3b/0xf0 [btrfs]
>[  908.138015]                      [<ffffffffa061873b>] btrfs_read_block_groups+0x30b/0x690 [btrfs]
>[  908.138015]                      [<ffffffffa0627a79>] open_ctree+0x17f9/0x21e0 [btrfs]
>[  908.138015]                      [<ffffffffa05fac5e>] btrfs_mount+0x63e/0x810 [btrfs]
>[  908.138015]                      [<ffffffff81237569>] mount_fs+0x39/0x1b0
>[  908.138015]                      [<ffffffff81257a0b>] vfs_kern_mount+0x6b/0x150
>[  908.138015]                      [<ffffffff8125a8de>] do_mount+0x24e/0xbb0
>[  908.138015]                      [<ffffffff8125b586>] SyS_mount+0x96/0xf0
>[  908.138015]                      [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]   }
>[  908.138015]   ... key      at: [<ffffffffa06bb7e0>] __key.42530+0x0/0xfffffffffffe5820 [btrfs]
>[  908.138015]   ... acquired at:
>[  908.138015]    [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]    [<ffffffff817d6ff1>] down_read+0x51/0xa0
>[  908.138015]    [<ffffffffa061619b>] find_free_extent+0x80b/0xe90 [btrfs]
>[  908.138015]    [<ffffffffa06169d8>] btrfs_reserve_extent+0xa8/0x140 [btrfs]
>[  908.138015]    [<ffffffffa0616cee>] btrfs_alloc_free_block+0xfe/0x480 [btrfs]
>[  908.138015]    [<ffffffffa0603ea5>] split_leaf+0x1b5/0x760 [btrfs]
>[  908.138015]    [<ffffffffa0604e00>] btrfs_search_slot+0x9b0/0xa30 [btrfs]
>[  908.138015]    [<ffffffffa06067e0>] btrfs_insert_empty_items+0x70/0xc0 [btrfs]
>[  908.138015]    [<ffffffffa0680020>] btrfs_insert_delayed_items+0x90/0x450 [btrfs]
>[  908.138015]    [<ffffffffa0680ca7>] btrfs_async_run_delayed_root+0xf7/0x200 [btrfs]
>[  908.138015]    [<ffffffffa065b490>] worker_loop+0x150/0x5b0 [btrfs]
>[  908.138015]    [<ffffffff810c43ef>] kthread+0xff/0x120
>[  908.138015]    [<ffffffff817e2efc>] ret_from_fork+0x7c/0xb0
>
>[  908.138015] -> (&delayed_node->mutex){+.+.-.} ops: 245049 {
>[  908.138015]    HARDIRQ-ON-W at:
>[  908.138015]                     [<ffffffff810f9499>] __lock_acquire+0x659/0x1c40
>[  908.138015]                     [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                     [<ffffffff817d48a7>] mutex_lock_nested+0x87/0x430
>[  908.138015]                     [<ffffffffa0681d35>] btrfs_delayed_update_inode+0x45/0x700 [btrfs]
>[  908.138015]                     [<ffffffffa063091c>] btrfs_update_inode+0x5c/0xd0 [btrfs]
>[  908.138015]                     [<ffffffffa063a2df>] btrfs_create_subvol_root+0xcf/0x130 [btrfs]
>[  908.138015]                     [<ffffffffa06a01f0>] create_subvol+0x3f2/0x61b [btrfs]
>[  908.138015]                     [<ffffffffa065f2bb>] btrfs_mksubvol.isra.32+0x28b/0x470 [btrfs]
>[  908.138015]                     [<ffffffffa065f5dd>] btrfs_ioctl_snap_create_transid+0x13d/0x1c0 [btrfs]
>[  908.138015]                     [<ffffffffa065f6b7>] btrfs_ioctl_snap_create+0x57/0x70 [btrfs]
>[  908.138015]                     [<ffffffffa0661c21>] btrfs_ioctl+0x571/0x2e10 [btrfs]
>[  908.138015]                     [<ffffffff81248950>] do_vfs_ioctl+0x300/0x520
>[  908.138015]                     [<ffffffff81248c11>] SyS_ioctl+0xa1/0xc0
>[  908.138015]                     [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]    SOFTIRQ-ON-W at:
>[  908.138015]                     [<ffffffff810f94cf>] __lock_acquire+0x68f/0x1c40
>[  908.138015]                     [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                     [<ffffffff817d48a7>] mutex_lock_nested+0x87/0x430
>[  908.138015]                     [<ffffffffa0681d35>] btrfs_delayed_update_inode+0x45/0x700 [btrfs]
>[  908.138015]                     [<ffffffffa063091c>] btrfs_update_inode+0x5c/0xd0 [btrfs]
>[  908.138015]                     [<ffffffffa063a2df>] btrfs_create_subvol_root+0xcf/0x130 [btrfs]
>[  908.138015]                     [<ffffffffa06a01f0>] create_subvol+0x3f2/0x61b [btrfs]
>[  908.138015]                     [<ffffffffa065f2bb>] btrfs_mksubvol.isra.32+0x28b/0x470 [btrfs]
>[  908.138015]                     [<ffffffffa065f5dd>] btrfs_ioctl_snap_create_transid+0x13d/0x1c0 [btrfs]
>[  908.138015]                     [<ffffffffa065f6b7>] btrfs_ioctl_snap_create+0x57/0x70 [btrfs]
>[  908.138015]                     [<ffffffffa0661c21>] btrfs_ioctl+0x571/0x2e10 [btrfs]
>[  908.138015]                     [<ffffffff81248950>] do_vfs_ioctl+0x300/0x520
>[  908.138015]                     [<ffffffff81248c11>] SyS_ioctl+0xa1/0xc0
>[  908.138015]                     [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]    IN-RECLAIM_FS-W at:
>[  908.138015]                        [<ffffffff810f93f4>] __lock_acquire+0x5b4/0x1c40
>[  908.138015]                        [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                        [<ffffffff817d48a7>] mutex_lock_nested+0x87/0x430
>[  908.138015]                        [<ffffffffa067f9ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs]
>[  908.138015]                        [<ffffffffa06812a4>] btrfs_remove_delayed_node+0x24/0x30 [btrfs]
>[  908.138015]                        [<ffffffffa0635eee>] btrfs_evict_inode+0x1ae/0x5d0 [btrfs]
>[  908.138015]                        [<ffffffff81252673>] evict+0xa3/0x1a0
>[  908.138015]                        [<ffffffff812527ae>] dispose_list+0x3e/0x50
>[  908.138015]                        [<ffffffff812537c6>] prune_icache_sb+0x56/0x80
>[  908.138015]                        [<ffffffff81236df8>] super_cache_scan+0x108/0x180
>[  908.138015]                        [<ffffffff811c427b>] shrink_slab_node+0x14b/0x440
>[  908.138015]                        [<ffffffff811c462e>] shrink_slab+0x8e/0x180
>[  908.138015]                        [<ffffffff811c747d>] kswapd_shrink_zone+0x14d/0x1f0
>[  908.138015]                        [<ffffffff811c9060>] kswapd+0x4b0/0xa60
>[  908.138015]                        [<ffffffff810c43ef>] kthread+0xff/0x120
>[  908.138015]                        [<ffffffff817e2efc>] ret_from_fork+0x7c/0xb0
>[  908.138015]    INITIAL USE at:
>[  908.138015]                    [<ffffffff810f9187>] __lock_acquire+0x347/0x1c40
>[  908.138015]                    [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]                    [<ffffffff817d48a7>] mutex_lock_nested+0x87/0x430
>[  908.138015]                    [<ffffffffa0681d35>] btrfs_delayed_update_inode+0x45/0x700 [btrfs]
>[  908.138015]                    [<ffffffffa063091c>] btrfs_update_inode+0x5c/0xd0 [btrfs]
>[  908.138015]                    [<ffffffffa063a2df>] btrfs_create_subvol_root+0xcf/0x130 [btrfs]
>[  908.138015]                    [<ffffffffa06a01f0>] create_subvol+0x3f2/0x61b [btrfs]
>[  908.138015]                    [<ffffffffa065f2bb>] btrfs_mksubvol.isra.32+0x28b/0x470 [btrfs]
>[  908.138015]                    [<ffffffffa065f5dd>] btrfs_ioctl_snap_create_transid+0x13d/0x1c0 [btrfs]
>[  908.138015]                    [<ffffffffa065f6b7>] btrfs_ioctl_snap_create+0x57/0x70 [btrfs]
>[  908.138015]                    [<ffffffffa0661c21>] btrfs_ioctl+0x571/0x2e10 [btrfs]
>[  908.138015]                    [<ffffffff81248950>] do_vfs_ioctl+0x300/0x520
>[  908.138015]                    [<ffffffff81248c11>] SyS_ioctl+0xa1/0xc0
>[  908.138015]                    [<ffffffff817e2fa9>] system_call_fastpath+0x16/0x1b
>[  908.138015]  }
>[  908.138015]  ... key      at: [<ffffffffa06bf738>] __key.37535+0x0/0xfffffffffffe18c8 [btrfs]
>[  908.138015]  ... acquired at:
>[  908.138015]    [<ffffffff810f7e0a>] check_usage_forwards+0x16a/0x180
>[  908.138015]    [<ffffffff810f8677>] mark_lock+0x1a7/0x2b0
>[  908.138015]    [<ffffffff810f93f4>] __lock_acquire+0x5b4/0x1c40
>[  908.138015]    [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]    [<ffffffff817d48a7>] mutex_lock_nested+0x87/0x430
>[  908.138015]    [<ffffffffa067f9ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs]
>[  908.138015]    [<ffffffffa06812a4>] btrfs_remove_delayed_node+0x24/0x30 [btrfs]
>[  908.138015]    [<ffffffffa0635eee>] btrfs_evict_inode+0x1ae/0x5d0 [btrfs]
>[  908.138015]    [<ffffffff81252673>] evict+0xa3/0x1a0
>[  908.138015]    [<ffffffff812527ae>] dispose_list+0x3e/0x50
>[  908.138015]    [<ffffffff812537c6>] prune_icache_sb+0x56/0x80
>[  908.138015]    [<ffffffff81236df8>] super_cache_scan+0x108/0x180
>[  908.138015]    [<ffffffff811c427b>] shrink_slab_node+0x14b/0x440
>[  908.138015]    [<ffffffff811c462e>] shrink_slab+0x8e/0x180
>[  908.138015]    [<ffffffff811c747d>] kswapd_shrink_zone+0x14d/0x1f0
>[  908.138015]    [<ffffffff811c9060>] kswapd+0x4b0/0xa60
>[  908.138015]    [<ffffffff810c43ef>] kthread+0xff/0x120
>[  908.138015]    [<ffffffff817e2efc>] ret_from_fork+0x7c/0xb0
>
>[  908.138015] 
>stack backtrace:
>[  908.138015] CPU: 1 PID: 30 Comm: kswapd0 Tainted: G        W    3.14.0-0.rc1.git4.1.fc21.x86_64 #1
>[  908.138015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
>[  908.138015]  0000000000000000 00000000f1e55eae ffff88007f28d718 ffffffff817cf14d
>[  908.138015]  ffffffff82a16dc0 ffff88007f28d758 ffffffff817ca7e6 ffffffff81a4d77c
>[  908.138015]  0000000000000000 ffff880079ead7f0 ffff880079eacc50 ffffffff81a4d77c
>[  908.138015] Call Trace:
>[  908.138015]  [<ffffffff817cf14d>] dump_stack+0x4d/0x66
>[  908.138015]  [<ffffffff817ca7e6>] print_irq_inversion_bug.part.42+0x1ac/0x1b8
>[  908.138015]  [<ffffffff810f7e0a>] check_usage_forwards+0x16a/0x180
>[  908.138015]  [<ffffffff810f7ca0>] ? check_usage_backwards+0x180/0x180
>[  908.138015]  [<ffffffff810f8677>] mark_lock+0x1a7/0x2b0
>[  908.138015]  [<ffffffff810f93f4>] __lock_acquire+0x5b4/0x1c40
>[  908.138015]  [<ffffffff810fb272>] lock_acquire+0xa2/0x1d0
>[  908.138015]  [<ffffffffa067f9ad>] ? __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs]
>[  908.138015]  [<ffffffff817d48a7>] mutex_lock_nested+0x87/0x430
>[  908.138015]  [<ffffffffa067f9ad>] ? __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs]
>[  908.138015]  [<ffffffff810dd28d>] ? sched_clock_local+0x1d/0x80
>[  908.138015]  [<ffffffffa067f9ad>] ? __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs]
>[  908.138015]  [<ffffffffa0635ec5>] ? btrfs_evict_inode+0x185/0x5d0 [btrfs]
>[  908.138015]  [<ffffffff810dd4d8>] ? sched_clock_cpu+0xa8/0xd0
>[  908.138015]  [<ffffffff810dd556>] ? local_clock+0x16/0x30
>[  908.138015]  [<ffffffffa067f9ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs]
>[  908.138015]  [<ffffffffa06812a4>] btrfs_remove_delayed_node+0x24/0x30 [btrfs]
>[  908.138015]  [<ffffffffa0635eee>] btrfs_evict_inode+0x1ae/0x5d0 [btrfs]
>[  908.138015]  [<ffffffff81252673>] evict+0xa3/0x1a0
>[  908.138015]  [<ffffffff812527ae>] dispose_list+0x3e/0x50
>[  908.138015]  [<ffffffff812537c6>] prune_icache_sb+0x56/0x80
>[  908.138015]  [<ffffffff81236df8>] super_cache_scan+0x108/0x180
>[  908.138015]  [<ffffffff811c427b>] shrink_slab_node+0x14b/0x440
>[  908.138015]  [<ffffffff811c45df>] ? shrink_slab+0x3f/0x180
>[  908.138015]  [<ffffffff811c462e>] shrink_slab+0x8e/0x180
>[  908.138015]  [<ffffffff811c747d>] kswapd_shrink_zone+0x14d/0x1f0
>[  908.138015]  [<ffffffff811c9060>] kswapd+0x4b0/0xa60
>[  908.138015]  [<ffffffff811c8bb0>] ? mem_cgroup_shrink_node_zone+0x2f0/0x2f0
>[  908.138015]  [<ffffffff810c43ef>] kthread+0xff/0x120
>[  908.138015]  [<ffffffff810c42f0>] ? insert_kthread_work+0x80/0x80
>[  908.138015]  [<ffffffff817e2efc>] ret_from_fork+0x7c/0xb0
>[  908.138015]  [<ffffffff810c42f0>] ? insert_kthread_work+0x80/0x80
>
>

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Attachments on bug 1062439: 860383 | 860783 | 860784 | 861122 | 861227 | 861651 | 862118 | 865118