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Red Hat Bugzilla – Attachment 860383 Details for
Bug 1062439
[ INFO: possible irq lock inversion dependency detected ] - BTRFS
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Full dmesg
dmesg-3.14.0-0.rc1.git1.1.fc21.x86_64-irq-lock-BTRFS.txt (text/plain), 48.58 KB, created by
poma
on 2014-02-07 07:00:06 UTC
(
hide
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Description:
Full dmesg
Filename:
MIME Type:
Creator:
poma
Created:
2014-02-07 07:00:06 UTC
Size:
48.58 KB
patch
obsolete
>Initializing cgroup subsys cpuset >Initializing cgroup subsys cpu >Initializing cgroup subsys cpuacct >Linux version 3.14.0-0.rc1.git1.1.fc21.x86_64 (mockbuild@bkernel01.phx2.fedoraproject.org) (gcc version 4.8.2 20140120 (Red Hat 4.8.2-14) (GCC) ) #1 SMP Wed Feb 5 14:25:30 UTC 2014 >Command line: initrd=initrd0.img root=live:CDLABEL=Fedora-Live-Xfce-x86_64-rawhide- rootfstype=auto ro rd.live.image rd.luks=0 rd.md=0 rd.dm=0 BOOT_IMAGE=vmlinuz0 >e820: BIOS-provided physical RAM map: >BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable >BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved >BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved >BIOS-e820: [mem 0x0000000000100000-0x000000007fffdfff] usable >BIOS-e820: [mem 0x000000007fffe000-0x000000007fffffff] reserved >BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved >BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved >NX (Execute Disable) protection: active >SMBIOS 2.4 present. >DMI: Bochs Bochs, BIOS Bochs 01/01/2011 >Hypervisor detected: KVM >e820: update [mem 0x00000000-0x00000fff] usable ==> reserved >e820: remove [mem 0x000a0000-0x000fffff] usable >e820: last_pfn = 0x7fffe max_arch_pfn = 0x400000000 >MTRR default type: write-back >MTRR fixed ranges enabled: > 00000-9FFFF write-back > A0000-BFFFF uncachable > C0000-FFFFF write-protect >MTRR variable ranges enabled: > 0 base 0080000000 mask FF80000000 uncachable > 1 disabled > 2 disabled > 3 disabled > 4 disabled > 5 disabled > 6 disabled > 7 disabled >x86 PAT enabled: cpu 0, old 0x70406, new 0x7010600070106 >found SMP MP-table at [mem 0x000f17a0-0x000f17af] mapped at [ffff8800000f17a0] >Scanning 1 areas for low memory corruption >Base memory trampoline at [ffff880000099000] 99000 size 24576 >Using GB pages for direct mapping >init_memory_mapping: [mem 0x00000000-0x000fffff] > [mem 0x00000000-0x000fffff] page 4k >BRK [0x02dc7000, 0x02dc7fff] PGTABLE >BRK [0x02dc8000, 0x02dc8fff] PGTABLE >BRK [0x02dc9000, 0x02dc9fff] PGTABLE >init_memory_mapping: [mem 0x7d800000-0x7d9fffff] > [mem 0x7d800000-0x7d9fffff] page 2M >BRK [0x02dca000, 0x02dcafff] PGTABLE >init_memory_mapping: [mem 0x7c000000-0x7d7fffff] > [mem 0x7c000000-0x7d7fffff] page 2M >init_memory_mapping: [mem 0x00100000-0x7bffffff] > [mem 0x00100000-0x001fffff] page 4k > [mem 0x00200000-0x7bffffff] page 2M >init_memory_mapping: [mem 0x7da00000-0x7fffdfff] > [mem 0x7da00000-0x7fdfffff] page 2M > [mem 0x7fe00000-0x7fffdfff] page 4k >BRK [0x02dcb000, 0x02dcbfff] PGTABLE >RAMDISK: [mem 0x7dba1000-0x7ffdcfff] >ACPI: RSDP 00000000000f1610 000014 (v00 BOCHS ) >ACPI: RSDT 000000007fffe440 000030 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) >ACPI: FACP 000000007fffff80 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) >ACPI: DSDT 000000007fffe470 001137 (v01 BXPC BXDSDT 00000001 INTL 20120913) >ACPI: FACS 000000007fffff40 000040 >ACPI: SSDT 000000007ffff6a0 000899 (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) >ACPI: APIC 000000007ffff5b0 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) >ACPI: Local APIC address 0xfee00000 >No NUMA configuration found >Faking a node at [mem 0x0000000000000000-0x000000007fffdfff] >Initmem setup node 0 [mem 0x00000000-0x7fffdfff] > NODE_DATA [mem 0x7db7a000-0x7dba0fff] >kvm-clock: Using msrs 4b564d01 and 4b564d00 >kvm-clock: cpu 0, msr 0:7dafa001, boot clock > [ffffea0000000000-ffffea0001ffffff] PMD -> [ffff88007b200000-ffff88007d1fffff] on node 0 >Zone ranges: > DMA [mem 0x00001000-0x00ffffff] > DMA32 [mem 0x01000000-0xffffffff] > Normal empty >Movable zone start for each node >Early memory node ranges > node 0: [mem 0x00001000-0x0009efff] > node 0: [mem 0x00100000-0x7fffdfff] >On node 0 totalpages: 524188 > DMA zone: 64 pages used for memmap > DMA zone: 21 pages reserved > DMA zone: 3998 pages, LIFO batch:0 > DMA32 zone: 8128 pages used for memmap > DMA32 zone: 520190 pages, LIFO batch:31 >ACPI: PM-Timer IO Port: 0xb008 >ACPI: Local APIC address 0xfee00000 >ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) >ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled) >ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) >ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0]) >IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 >ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) >ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) >ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) >ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) >ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) >ACPI: IRQ0 used by override. >ACPI: IRQ2 used by override. >ACPI: IRQ5 used by override. >ACPI: IRQ9 used by override. >ACPI: IRQ10 used by override. >ACPI: IRQ11 used by override. >Using ACPI (MADT) for SMP configuration information >smpboot: Allowing 2 CPUs, 0 hotplug CPUs >nr_irqs_gsi: 40 >PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] >PM: Registered nosave memory: [mem 0x000a0000-0x000effff] >PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] >e820: [mem 0x80000000-0xfeffbfff] available for PCI devices >Booting paravirtualized kernel on KVM >setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 >PERCPU: Embedded 478 pages/cpu @ffff88007d600000 s1926848 r8192 d22848 u2097152 >pcpu-alloc: s1926848 r8192 d22848 u2097152 alloc=1*2097152 >pcpu-alloc: [0] 0 [0] 1 >kvm-clock: cpu 0, msr 0:7dafa001, primary cpu clock >KVM setup async PF for cpu 0 >kvm-stealtime: cpu 0, msr 7d60e280 >Built 1 zonelists in Node order, mobility grouping on. Total pages: 515975 >Policy zone: DMA32 >Kernel command line: initrd=initrd0.img root=live:CDLABEL=Fedora-Live-Xfce-x86_64-rawhide- rootfstype=auto ro rd.live.image rd.luks=0 rd.md=0 rd.dm=0 BOOT_IMAGE=vmlinuz0 >PID hash table entries: 4096 (order: 3, 32768 bytes) >Memory: 1991024K/2096752K available (8093K kernel code, 1605K rwdata, 3296K rodata, 3700K init, 12860K bss, 105728K reserved) >SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 >Hierarchical RCU implementation. > RCU lockdep checking is enabled. > RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=2. >RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 >NR_IRQS:524544 nr_irqs:512 16 >ACPI: Core revision 20131218 >kmemleak: Kernel memory leak detector disabled >ACPI: All ACPI Tables successfully acquired >Console: colour VGA+ 80x25 >console [tty0] enabled >Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar >... MAX_LOCKDEP_SUBCLASSES: 8 >... MAX_LOCK_DEPTH: 48 >... MAX_LOCKDEP_KEYS: 8191 >... CLASSHASH_SIZE: 4096 >... MAX_LOCKDEP_ENTRIES: 16384 >... MAX_LOCKDEP_CHAINS: 32768 >... CHAINHASH_SIZE: 16384 > memory used by lock dependency info: 6367 kB > per task-struct memory footprint: 2688 bytes >allocated 8388608 bytes of page_cgroup >please try 'cgroup_disable=memory' option if you don't want memory cgroups >ODEBUG: 20 of 20 active objects replaced >tsc: Detected 3199.998 MHz processor >tsc: Marking TSC unstable due to TSCs unsynchronized >Calibrating delay loop (skipped) preset value.. 6399.99 BogoMIPS (lpj=3199998) >pid_max: default: 32768 minimum: 301 >Security Framework initialized >SELinux: Initializing. >SELinux: Starting in permissive mode >Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes) >Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes) >Mount-cache hash table entries: 256 >Initializing cgroup subsys memory >Initializing cgroup subsys devices >Initializing cgroup subsys freezer >Initializing cgroup subsys net_cls >Initializing cgroup subsys blkio >Initializing cgroup subsys perf_event >Initializing cgroup subsys hugetlb >mce: CPU supports 10 MCE banks >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 >Freeing SMP alternatives memory: 24K (ffffffff82130000 - ffffffff82136000) >ftrace: allocating 26499 entries in 104 pages >..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 >smpboot: CPU0: AMD Opteron 23xx (Gen 3 Class Opteron) (fam: 0f, model: 06, stepping: 01) >Performance Events: Broken PMU hardware detected, using software events only. >Failed to access perfctr msr (MSR c0010001 is ffffffffffffffff) >watchdog: disabled (inside virtual machine) >x86: Booting SMP configuration: >.... node #0, CPUs: #1 >kvm-clock: cpu 1, msr 0:7dafa041, secondary cpu clock >x86: Booted up 1 node, 2 CPUs >KVM setup async PF for cpu 1 >kvm-stealtime: cpu 1, msr 7d80e280 >smpboot: Total of 2 processors activated (12799.99 BogoMIPS) >devtmpfs: initialized >atomic64 test passed for x86-64 platform with CX8 and with SSE >pinctrl core: initialized pinctrl subsystem >RTC time: 21:02:59, date: 02/06/14 >NET: Registered protocol family 16 >cpuidle: using governor menu >ACPI: bus type PCI registered >acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 >PCI: Using configuration type 1 for base access >bio: create slab <bio-0> at 0 >ACPI: Added _OSI(Module Device) >ACPI: Added _OSI(Processor Device) >ACPI: Added _OSI(3.0 _SCP Extensions) >ACPI: Added _OSI(Processor Aggregator Device) >ACPI: Interpreter enabled >ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20131218/hwxface-580) >ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20131218/hwxface-580) >ACPI: (supports S0 S3 S4 S5) >ACPI: Using IOAPIC for interrupt routing >PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug >ACPI: No dock devices found. >ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) >acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] >acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM >acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. >acpiphp: Slot [3] registered >acpiphp: Slot [4] registered >acpiphp: Slot [6] registered >acpiphp: Slot [7] registered >acpiphp: Slot [8] registered >acpiphp: Slot [9] registered >acpiphp: Slot [10] registered >acpiphp: Slot [11] registered >acpiphp: Slot [12] registered >acpiphp: Slot [13] registered >acpiphp: Slot [14] registered >acpiphp: Slot [15] registered >acpiphp: Slot [16] registered >acpiphp: Slot [17] registered >acpiphp: Slot [18] registered >acpiphp: Slot [19] registered >acpiphp: Slot [20] registered >acpiphp: Slot [21] registered >acpiphp: Slot [22] registered >acpiphp: Slot [23] registered >acpiphp: Slot [24] registered >acpiphp: Slot [25] registered >acpiphp: Slot [26] registered >acpiphp: Slot [27] registered >acpiphp: Slot [28] registered >acpiphp: Slot [29] registered >acpiphp: Slot [30] registered >acpiphp: Slot [31] registered >PCI host bridge to bus 0000:00 >pci_bus 0000:00: root bus resource [bus 00-ff] >pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7] >pci_bus 0000:00: root bus resource [io 0x0d00-0xffff] >pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] >pci_bus 0000:00: root bus resource [mem 0x80000000-0xfebfffff] >pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 >pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 >pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 >pci 0000:00:01.1: reg 0x20: [io 0xc120-0xc12f] >pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 >pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI >pci 0000:00:01.3: quirk: [io 0xb100-0xb10f] claimed by PIIX4 SMB >pci 0000:00:02.0: [1b36:0100] type 00 class 0x030000 >pci 0000:00:02.0: reg 0x10: [mem 0xf4000000-0xf7ffffff] >pci 0000:00:02.0: reg 0x14: [mem 0xf8000000-0xfbffffff] >pci 0000:00:02.0: reg 0x18: [mem 0xfc054000-0xfc055fff] >pci 0000:00:02.0: reg 0x1c: [io 0xc040-0xc05f] >pci 0000:00:02.0: reg 0x30: [mem 0xfc040000-0xfc04ffff pref] >pci 0000:00:03.0: [1af4:1000] type 00 class 0x020000 >pci 0000:00:03.0: reg 0x10: [io 0xc060-0xc07f] >pci 0000:00:03.0: reg 0x14: [mem 0xfc056000-0xfc056fff] >pci 0000:00:03.0: reg 0x30: [mem 0xfc000000-0xfc03ffff pref] >pci 0000:00:04.0: [8086:2668] type 00 class 0x040300 >pci 0000:00:04.0: reg 0x10: [mem 0xfc050000-0xfc053fff] >pci 0000:00:05.0: [8086:2934] type 00 class 0x0c0300 >pci 0000:00:05.0: reg 0x20: [io 0xc080-0xc09f] >pci 0000:00:05.1: [8086:2935] type 00 class 0x0c0300 >pci 0000:00:05.1: reg 0x20: [io 0xc0a0-0xc0bf] >pci 0000:00:05.2: [8086:2936] type 00 class 0x0c0300 >pci 0000:00:05.2: reg 0x20: [io 0xc0c0-0xc0df] >pci 0000:00:05.7: [8086:293a] type 00 class 0x0c0320 >pci 0000:00:05.7: reg 0x10: [mem 0xfc057000-0xfc057fff] >pci 0000:00:06.0: [1af4:1003] type 00 class 0x078000 >pci 0000:00:06.0: reg 0x10: [io 0xc0e0-0xc0ff] >pci 0000:00:06.0: reg 0x14: [mem 0xfc058000-0xfc058fff] >pci 0000:00:07.0: [1af4:1001] type 00 class 0x010000 >pci 0000:00:07.0: reg 0x10: [io 0xc000-0xc03f] >pci 0000:00:07.0: reg 0x14: [mem 0xfc059000-0xfc059fff] >pci 0000:00:08.0: [1af4:1002] type 00 class 0x00ff00 >pci 0000:00:08.0: reg 0x10: [io 0xc100-0xc11f] >ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) >ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) >ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) >ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) >ACPI: PCI Interrupt Link [LNKS] (IRQs *9) >ACPI: Enabled 16 GPEs in block 00 to 0F >vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none >vgaarb: loaded >vgaarb: bridge control possible 0000:00:02.0 >SCSI subsystem initialized >libata version 3.00 loaded. >ACPI: bus type USB registered >usbcore: registered new interface driver usbfs >usbcore: registered new interface driver hub >usbcore: registered new device driver usb >PCI: Using ACPI for IRQ routing >PCI: pci_cache_line_size set to 64 bytes >e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff] >e820: reserve RAM buffer [mem 0x7fffe000-0x7fffffff] >NetLabel: Initializing >NetLabel: domain hash size = 128 >NetLabel: protocols = UNLABELED CIPSOv4 >NetLabel: unlabeled traffic allowed by default >Switched to clocksource kvm-clock >pnp: PnP ACPI init >ACPI: bus type PNP registered >pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active) >pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active) >pnp 00:02: Plug and Play ACPI device, IDs PNP0f13 (active) >pnp 00:03: [dma 2] >pnp 00:03: Plug and Play ACPI device, IDs PNP0700 (active) >pnp 00:04: Plug and Play ACPI device, IDs PNP0400 (active) >pnp 00:05: Plug and Play ACPI device, IDs PNP0501 (active) >pnp 00:06: Plug and Play ACPI device, IDs PNP0501 (active) >pnp: PnP ACPI: found 7 devices >ACPI: bus type PNP unregistered >pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7] >pci_bus 0000:00: resource 5 [io 0x0d00-0xffff] >pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] >pci_bus 0000:00: resource 7 [mem 0x80000000-0xfebfffff] >NET: Registered protocol family 2 >TCP established hash table entries: 16384 (order: 5, 131072 bytes) >TCP bind hash table entries: 16384 (order: 8, 1310720 bytes) >TCP: Hash tables configured (established 16384 bind 16384) >TCP: reno registered >UDP hash table entries: 1024 (order: 5, 196608 bytes) >UDP-Lite hash table entries: 1024 (order: 5, 196608 bytes) >NET: Registered protocol family 1 >pci 0000:00:00.0: Limiting direct PCI/PCI transfers >pci 0000:00:01.0: PIIX3: Enabling Passive Release >pci 0000:00:01.0: Activating ISA DMA hang workarounds >pci 0000:00:02.0: Boot video device >ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 10 >ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 11 >ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 >ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 >PCI: CLS 0 bytes, default 64 >Unpacking initramfs... >Freeing initrd memory: 37104K (ffff88007dba1000 - ffff88007ffdd000) >DMA-API: preallocated 65536 debug entries >DMA-API: debugging enabled by kernel config >Scanning for low memory corruption every 60 seconds >futex hash table entries: 512 (order: 4, 65536 bytes) >Initialise system trusted keyring >cryptomgr_test (28) used greatest stack depth: 6096 bytes left >audit: initializing netlink subsys (disabled) >audit: type=2000 audit(1391720584.896:1): initialized >HugeTLB registered 2 MB page size, pre-allocated 0 pages >zbud: loaded >VFS: Disk quotas dquot_6.5.2 >Dquot-cache hash table entries: 512 (order 0, 4096 bytes) >msgmni has been set to 3961 >Key type big_key registered >SELinux: Registering netfilter hooks >cryptomgr_test (33) used greatest stack depth: 5376 bytes left >cryptomgr_test (38) used greatest stack depth: 5312 bytes left >alg: No test for stdrng (krng) >NET: Registered protocol family 38 >Key type asymmetric registered >Asymmetric key parser 'x509' registered >Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252) >io scheduler noop registered >io scheduler deadline registered >io scheduler cfq registered (default) >list_sort_test: start testing list_sort() >pci_hotplug: PCI Hot Plug PCI Core version: 0.5 >pciehp: PCI Express Hot Plug Controller Driver version: 0.4 >input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 >ACPI: Power Button [PWRF] >GHES: HEST is not enabled! >Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled >Non-volatile memory driver v1.3 >Linux agpgart interface v0.103 >ata_piix 0000:00:01.1: version 2.13 >scsi0 : ata_piix >scsi1 : ata_piix >ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc120 irq 14 >ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc128 irq 15 >libphy: Fixed MDIO Bus: probed >ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver >ehci-pci: EHCI PCI platform driver >ehci-pci 0000:00:05.7: EHCI Host Controller >ehci-pci 0000:00:05.7: new USB bus registered, assigned bus number 1 >ehci-pci 0000:00:05.7: irq 10, io mem 0xfc057000 >ehci-pci 0000:00:05.7: USB 2.0 started, EHCI 1.00 >usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 >usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 >usb usb1: Product: EHCI Host Controller >usb usb1: Manufacturer: Linux 3.14.0-0.rc1.git1.1.fc21.x86_64 ehci_hcd >usb usb1: SerialNumber: 0000:00:05.7 >hub 1-0:1.0: USB hub found >hub 1-0:1.0: 6 ports detected >ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver >ohci-pci: OHCI PCI platform driver >uhci_hcd: USB Universal Host Controller Interface driver >uhci_hcd 0000:00:05.0: UHCI Host Controller >uhci_hcd 0000:00:05.0: new USB bus registered, assigned bus number 2 >uhci_hcd 0000:00:05.0: detected 2 ports >uhci_hcd 0000:00:05.0: irq 10, io base 0x0000c080 >usb usb2: New USB device found, idVendor=1d6b, idProduct=0001 >usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 >usb usb2: Product: UHCI Host Controller >usb usb2: Manufacturer: Linux 3.14.0-0.rc1.git1.1.fc21.x86_64 uhci_hcd >usb usb2: SerialNumber: 0000:00:05.0 >ata1.01: NODEV after polling detection >ata1.00: ATAPI: QEMU DVD-ROM, 1.6.1, max UDMA/100 >hub 2-0:1.0: USB hub found >hub 2-0:1.0: 2 ports detected >ata1.00: configured for MWDMA2 >uhci_hcd 0000:00:05.1: UHCI Host Controller >uhci_hcd 0000:00:05.1: new USB bus registered, assigned bus number 3 >uhci_hcd 0000:00:05.1: detected 2 ports >uhci_hcd 0000:00:05.1: irq 11, io base 0x0000c0a0 >usb usb3: New USB device found, idVendor=1d6b, idProduct=0001 >usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 >usb usb3: Product: UHCI Host Controller >usb usb3: Manufacturer: Linux 3.14.0-0.rc1.git1.1.fc21.x86_64 uhci_hcd >usb usb3: SerialNumber: 0000:00:05.1 >hub 3-0:1.0: USB hub found >hub 3-0:1.0: 2 ports detected >uhci_hcd 0000:00:05.2: UHCI Host Controller >uhci_hcd 0000:00:05.2: new USB bus registered, assigned bus number 4 >uhci_hcd 0000:00:05.2: detected 2 ports >uhci_hcd 0000:00:05.2: irq 11, io base 0x0000c0c0 >usb usb4: New USB device found, idVendor=1d6b, idProduct=0001 >usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 >usb usb4: Product: UHCI Host Controller >usb usb4: Manufacturer: Linux 3.14.0-0.rc1.git1.1.fc21.x86_64 uhci_hcd >usb usb4: SerialNumber: 0000:00:05.2 >hub 4-0:1.0: USB hub found >hub 4-0:1.0: 2 ports detected >usbcore: registered new interface driver usbserial >usbcore: registered new interface driver usbserial_generic >usbserial: USB Serial support registered for generic >i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 >serio: i8042 KBD port at 0x60,0x64 irq 1 >serio: i8042 AUX port at 0x60,0x64 irq 12 >mousedev: PS/2 mouse device common for all mice >input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1 >rtc_cmos 00:00: RTC can wake from S4 >scsi 0:0:0:0: CD-ROM QEMU QEMU DVD-ROM 1.6. PQ: 0 ANSI: 5 >sr0: scsi3-mmc drive: 4x/4x cd/rw xa/form2 tray >cdrom: Uniform CD-ROM driver Revision: 3.20 >rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 >rtc_cmos 00:00: alarms up to one day, 114 bytes nvram >sr 0:0:0:0: Attached scsi CD-ROM sr0 >device-mapper: uevent: version 1.0.3 >sr 0:0:0:0: Attached scsi generic sg0 type 5 >device-mapper: ioctl: 4.27.0-ioctl (2013-10-30) initialised: dm-devel@redhat.com >hidraw: raw HID events driver (C) Jiri Kosina >usbcore: registered new interface driver usbhid >usbhid: USB HID core driver >drop_monitor: Initializing network drop monitor service >ip_tables: (C) 2000-2006 Netfilter Core Team >TCP: cubic registered >Initializing XFRM netlink socket >NET: Registered protocol family 10 >mip6: Mobile IPv6 >NET: Registered protocol family 17 >Loading compiled-in X.509 certificates >Loaded X.509 cert 'Fedora kernel signing key: 58bee8d1201dbd197a4b8607fa0771209f27d92d' >registered taskstats version 1 > Magic number: 2:614:44 >rtc_cmos 00:00: setting system clock to 2014-02-06 21:03:04 UTC (1391720584) >PM: Hibernation image not present or could not be loaded. >Freeing unused kernel memory: 3700K (ffffffff81d93000 - ffffffff82130000) >Write protecting the kernel read-only data: 12288k >Freeing unused kernel memory: 88K (ffff8800017ea000 - ffff880001800000) >Freeing unused kernel memory: 800K (ffff880001b38000 - ffff880001c00000) >systemd[1]: systemd 208 running in system mode. (+PAM +LIBWRAP +AUDIT +SELINUX +IMA +SYSVINIT +LIBCRYPTSETUP +GCRYPT +ACL +XZ) >systemd[1]: Detected virtualization 'kvm'. >systemd[1]: Running in initial RAM disk. >usb 1-1: new high-speed USB device number 2 using ehci-pci >systemd[1]: No hostname configured. >systemd[1]: Set hostname to <localhost>. >systemd[1]: Initializing machine ID from KVM UUID. >random: systemd urandom read with 18 bits of entropy available >dracut-rootfs-g (56) used greatest stack depth: 5184 bytes left >systemd[1]: /usr/lib/systemd/system-generators/dracut-rootfs-generator exited with exit status 1. >systemd[1]: Starting -.slice. >systemd[1]: Created slice -.slice. >systemd[1]: Starting System Slice. >systemd[1]: Created slice System Slice. >systemd[1]: Starting Slices. >systemd[1]: Reached target Slices. >systemd[1]: Starting Timers. >systemd[1]: Reached target Timers. >systemd[1]: Starting Journal Socket. >systemd[1]: Listening on Journal Socket. >systemd[1]: Starting dracut cmdline hook... >systemd[1]: Starting Journal Service... >systemd[1]: Started Journal Service. >usb 1-1: New USB device found, idVendor=0627, idProduct=0001 >usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=5 >usb 1-1: Product: QEMU USB Tablet >usb 1-1: Manufacturer: QEMU >usb 1-1: SerialNumber: 42 >systemd-journald[71]: Vacuuming done, freed 0 bytes >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 >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 >loop: module loaded >modprobe (116) used greatest stack depth: 5088 bytes left >input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input3 >RPC: Registered named UNIX socket transport module. >RPC: Registered udp transport module. >RPC: Registered tcp transport module. >RPC: Registered tcp NFSv4.1 backchannel transport module. >modprobe (215) used greatest stack depth: 4984 bytes left >rpc.statd (224) used greatest stack depth: 4968 bytes left >systemd-udevd[252]: starting version 208 >[drm] Initialized drm 1.1.0 20060810 >cdrom_id (340) used greatest stack depth: 3272 bytes left >[drm] Device Version 0.0 >[drm] Compression level 0 log level 0 >[drm] Currently using mode #0, list at 0x488 >[drm] 12286 io pages at offset 0x1000000 >[drm] 16777216 byte draw area at offset 0x0 >[drm] RAM header offset: 0x3ffe000 >[drm] rom modes offset 0x488 for 128 modes >[TTM] Zone kernel: Available graphics memory: 1016370 kiB >[TTM] Initializing pool allocator >[TTM] Initializing DMA pool allocator >[drm] qxl: 16M of VRAM memory size >[drm] qxl: 63M of IO pages memory ready (VRAM domain) >[drm] qxl: 64M of Surface memory size >[drm] main mem slot 1 [f4000000,3ffe000] >[drm] surface mem slot 2 [f8000000,4000000] >[drm] fb mappable at 0xF4000000, size 3145728 >[drm] fb: depth 24, pitch 4096, width 1024, height 768 >virtio-pci 0000:00:07.0: irq 40 for MSI/MSI-X >virtio-pci 0000:00:07.0: irq 41 for MSI/MSI-X >fbcon: qxldrmfb (fb0) is primary device >blk-mq: CPU -> queue map > CPU 0 -> Queue 0 > CPU 1 -> Queue 0 >virtio-pci 0000:00:03.0: irq 42 for MSI/MSI-X >virtio-pci 0000:00:03.0: irq 43 for MSI/MSI-X >virtio-pci 0000:00:03.0: irq 44 for MSI/MSI-X > vda: vda1 vda2 vda3 >raid6: sse2x1 3546 MB/s >raid6: sse2x2 6679 MB/s >raid6: sse2x4 7207 MB/s >raid6: using algorithm sse2x4 (7207 MB/s) >raid6: using intx1 recovery algorithm >xor: measuring software checksum speed > prefetch64-sse: 12892.000 MB/sec > generic_sse: 15660.000 MB/sec >xor: using function: generic_sse (15660.000 MB/sec) >Console: switching to colour frame buffer device 128x48 >bio: create slab <bio-1> at 1 >Btrfs loaded >BTRFS: device label fedora devid 1 transid 14 /dev/vda3 >qxl 0000:00:02.0: fb0: qxldrmfb frame buffer device >qxl 0000:00:02.0: registered panic notifier >[drm] Initialized qxl 0.1.0 20120117 for 0000:00:02.0 on minor 0 >squashfs: version 4.0 (2009/01/31) Phillip Lougher >ISO 9660 Extensions: Microsoft Joliet Level 3 >ISO 9660 Extensions: RRIP_1991A >random: nonblocking pool is initialized >bio: create slab <bio-2> at 2 >bio: create slab <bio-3> at 3 >EXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts: (null) >systemd-udevd (321) used greatest stack depth: 2168 bytes left >systemd-journald[71]: Received SIGTERM >audit: type=1404 audit(1391720591.184:2): enforcing=1 old_enforcing=0 auid=4294967295 ses=4294967295 >SELinux: 2048 avtab hash slots, 104718 rules. >SELinux: 2048 avtab hash slots, 104718 rules. >SELinux: 8 users, 100 roles, 4798 types, 274 bools, 1 sens, 1024 cats >SELinux: 83 classes, 104718 rules >SELinux: Completing initialization. >SELinux: Setting up existing superblocks. >SELinux: initialized (dev rootfs, type rootfs), uses genfs_contexts >SELinux: initialized (dev bdev, type bdev), uses genfs_contexts >SELinux: initialized (dev proc, type proc), uses genfs_contexts >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >SELinux: initialized (dev devtmpfs, type devtmpfs), uses transition SIDs >SELinux: initialized (dev debugfs, type debugfs), uses genfs_contexts >SELinux: initialized (dev sockfs, type sockfs), uses task SIDs >SELinux: initialized (dev pipefs, type pipefs), uses task SIDs >SELinux: initialized (dev anon_inodefs, type anon_inodefs), uses genfs_contexts >SELinux: initialized (dev aio, type aio), not configured for labeling >SELinux: initialized (dev devpts, type devpts), uses transition SIDs >SELinux: initialized (dev hugetlbfs, type hugetlbfs), uses transition SIDs >SELinux: initialized (dev mqueue, type mqueue), uses transition SIDs >SELinux: initialized (dev selinuxfs, type selinuxfs), uses genfs_contexts >SELinux: initialized (dev sysfs, type sysfs), uses genfs_contexts >SELinux: initialized (dev securityfs, type securityfs), uses genfs_contexts >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev pstore, type pstore), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev cgroup, type cgroup), uses genfs_contexts >SELinux: initialized (dev rpc_pipefs, type rpc_pipefs), uses genfs_contexts >SELinux: initialized (dev sr0, type iso9660), uses genfs_contexts >SELinux: initialized (dev loop0, type squashfs), uses xattr >SELinux: initialized (dev loop2, type squashfs), uses xattr >SELinux: initialized (dev dm-0, type ext4), uses xattr >audit: type=1403 audit(1391720591.616:3): policy loaded auid=4294967295 ses=4294967295 >systemd[1]: Successfully loaded SELinux policy in 493.757ms. >systemd[1]: Relabelled /dev and /run in 83.795ms. >SELinux: initialized (dev configfs, type configfs), uses genfs_contexts >SELinux: initialized (dev hugetlbfs, type hugetlbfs), uses transition SIDs >SELinux: initialized (dev autofs, type autofs), uses genfs_contexts >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >EXT4-fs (dm-0): re-mounted. Opts: (null) >systemd-journald[635]: Vacuuming done, freed 0 bytes >Installing knfsd (copyright (C) 1996 okir@monad.swb.de). >SELinux: initialized (dev nfsd, type nfsd), uses genfs_contexts >systemd-udevd[656]: starting version 208 >systemd-journald[635]: Received request to flush runtime journal from PID 1 >piix4_smbus 0000:00:01.3: SMBus Host Controller at 0xb100, revision 0 >audit: type=1305 audit(1391720598.113:4): audit_pid=678 old=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:auditd_t:s0 res=1 >parport_pc 00:04: reported by Plug and Play ACPI >virtio-pci 0000:00:06.0: irq 45 for MSI/MSI-X >virtio-pci 0000:00:06.0: irq 46 for MSI/MSI-X >microcode: AMD CPU family 0xf not supported >microcode: AMD CPU family 0xf not supported >BTRFS: device label fedora devid 1 transid 14 /dev/vda3 >has_svm: can't execute cpuid_8000000a >kvm: no hardware support >powernow-k8: Power state transitions not supported >powernow-k8: Power state transitions not supported >snd_hda_intel 0000:00:04.0: irq 47 for MSI/MSI-X >hda-codec: No codec parser is available >ppdev: user-space parallel port driver >Adding 838652k swap on /dev/vda2. Priority:-1 extents:1 across:838652k FS >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >nf_conntrack version 0.5.0 (16384 buckets, 65536 max) >ip6_tables: (C) 2000-2006 Netfilter Core Team >Ebtables v2.0 registered >Bridge firewalling registered >cfg80211: Calling CRDA to update world regulatory domain >cfg80211: World regulatory domain updated: >cfg80211: DFS Master region: unset >cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) >cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm) >cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm) >cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm) >cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz), (N/A, 2000 mBm) >cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm) >cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm) >input: spice vdagent tablet as /devices/virtual/input/input5 >IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready >md: raid0 personality registered for level 0 >md: raid1 personality registered for level 1 >async_tx: api initialized (async) >md: raid6 personality registered for level 6 >md: raid5 personality registered for level 5 >md: raid4 personality registered for level 4 >md: raid10 personality registered for level 10 >device-mapper: multipath: version 1.6.0 loaded >device-mapper: multipath round-robin: version 1.0.0 loaded >sha256_ssse3: Neither AVX nor SSSE3 is available/usable. >Loading iSCSI transport class v2.0-870. >iscsi: registered transport (tcp) >No iBFT detected. >BTRFS: device label fedora devid 1 transid 14 /dev/vda3 >BTRFS: device label fedora devid 1 transid 14 /dev/vda3 >BTRFS: device label fedora devid 1 transid 14 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >BTRFS: device label fedora devid 1 transid 15 /dev/vda3 >BTRFS: device label fedora devid 1 transid 15 /dev/vda3 >BTRFS: device label fedora devid 1 transid 15 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >EXT4-fs (vda1): INFO: recovery required on readonly filesystem >EXT4-fs (vda1): write access will be enabled during recovery >EXT4-fs (vda1): recovery complete >EXT4-fs (vda1): mounted filesystem with ordered data mode. Opts: (null) >SELinux: initialized (dev vda1, type ext4), uses xattr >BTRFS: device label fedora devid 1 transid 16 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >BTRFS: device label fedora devid 1 transid 16 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >EXT4-fs (dm-1): mounted filesystem with ordered data mode. Opts: (null) >SELinux: initialized (dev dm-1, type ext4), uses xattr >SGI XFS with ACLs, security attributes, large block/inode numbers, no debug enabled >BTRFS: device label fedora devid 1 transid 16 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >BTRFS: device label fedora devid 1 transid 18 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >BTRFS: device label fedora devid 1 transid 4 /dev/vda3 >BTRFS: device label fedora devid 1 transid 4 /dev/vda3 >BTRFS: device label fedora devid 1 transid 4 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >BTRFS: flagging fs with big metadata feature >BTRFS: creating UUID tree >SELinux: initialized (dev vda3, type btrfs), uses xattr >BTRFS: device label fedora devid 1 transid 7 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >Adding 838652k swap on /dev/vda2. Priority:-1 extents:1 across:838652k FS >BTRFS: device label fedora devid 1 transid 9 /dev/vda3 >BTRFS info (device vda3): disk space caching is enabled >SELinux: initialized (dev vda3, type btrfs), uses xattr >EXT4-fs (vda1): mounted filesystem with ordered data mode. Opts: (null) >SELinux: initialized (dev vda1, type ext4), uses xattr >SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs >BTRFS: device label fedora devid 1 transid 9 /dev/vda3 > >========================================================= >[ INFO: possible irq lock inversion dependency detected ] >3.14.0-0.rc1.git1.1.fc21.x86_64 #1 Not tainted >--------------------------------------------------------- >kswapd0/30 just changed the state of lock: > (&delayed_node->mutex){+.+.-.}, at: [<ffffffffa01e09ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs] >but this lock took another, RECLAIM_FS-unsafe lock in the past: > (&found->groups_sem){+++++.} > >and interrupts could create inverse lock ordering between them. > > >other info that might help us debug this: > Possible interrupt unsafe locking scenario: > > CPU0 CPU1 > ---- ---- > lock(&found->groups_sem); > local_irq_disable(); > lock(&delayed_node->mutex); > lock(&found->groups_sem); > <Interrupt> > lock(&delayed_node->mutex); > > *** DEADLOCK *** > >2 locks held by kswapd0/30: > #0: (shrinker_rwsem){++++..}, at: [<ffffffff811c45af>] shrink_slab+0x3f/0x180 > #1: (&type->s_umount_key#49){+++++.}, at: [<ffffffff81236a74>] grab_super_passive+0x44/0x90 > >the shortest dependencies between 2nd lock and 1st lock: > -> (&found->groups_sem){+++++.} ops: 4248 { > HARDIRQ-ON-W at: > [<ffffffff810f9479>] __lock_acquire+0x659/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d6e6e>] down_write+0x4e/0xc0 > [<ffffffffa017785b>] __link_block_group+0x3b/0xf0 [btrfs] > [<ffffffffa017973b>] btrfs_read_block_groups+0x30b/0x690 [btrfs] > [<ffffffffa0188a79>] open_ctree+0x17f9/0x21e0 [btrfs] > [<ffffffffa015bc5e>] btrfs_mount+0x63e/0x810 [btrfs] > [<ffffffff81237449>] mount_fs+0x39/0x1b0 > [<ffffffff8125780b>] vfs_kern_mount+0x6b/0x150 > [<ffffffff8125a6de>] do_mount+0x24e/0xbb0 > [<ffffffff8125b386>] SyS_mount+0x96/0xf0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > HARDIRQ-ON-R at: > [<ffffffff810f9360>] __lock_acquire+0x540/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d6dd1>] down_read+0x51/0xa0 > [<ffffffffa0183fed>] btrfs_calc_num_tolerated_disk_barrier_failures+0x1cd/0x350 [btrfs] > [<ffffffffa0188a97>] open_ctree+0x1817/0x21e0 [btrfs] > [<ffffffffa015bc5e>] btrfs_mount+0x63e/0x810 [btrfs] > [<ffffffff81237449>] mount_fs+0x39/0x1b0 > [<ffffffff8125780b>] vfs_kern_mount+0x6b/0x150 > [<ffffffff8125a6de>] do_mount+0x24e/0xbb0 > [<ffffffff8125b386>] SyS_mount+0x96/0xf0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > SOFTIRQ-ON-W at: > [<ffffffff810f94af>] __lock_acquire+0x68f/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d6e6e>] down_write+0x4e/0xc0 > [<ffffffffa017785b>] __link_block_group+0x3b/0xf0 [btrfs] > [<ffffffffa017973b>] btrfs_read_block_groups+0x30b/0x690 [btrfs] > [<ffffffffa0188a79>] open_ctree+0x17f9/0x21e0 [btrfs] > [<ffffffffa015bc5e>] btrfs_mount+0x63e/0x810 [btrfs] > [<ffffffff81237449>] mount_fs+0x39/0x1b0 > [<ffffffff8125780b>] vfs_kern_mount+0x6b/0x150 > [<ffffffff8125a6de>] do_mount+0x24e/0xbb0 > [<ffffffff8125b386>] SyS_mount+0x96/0xf0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > SOFTIRQ-ON-R at: > [<ffffffff810f94af>] __lock_acquire+0x68f/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d6dd1>] down_read+0x51/0xa0 > [<ffffffffa0183fed>] btrfs_calc_num_tolerated_disk_barrier_failures+0x1cd/0x350 [btrfs] > [<ffffffffa0188a97>] open_ctree+0x1817/0x21e0 [btrfs] > [<ffffffffa015bc5e>] btrfs_mount+0x63e/0x810 [btrfs] > [<ffffffff81237449>] mount_fs+0x39/0x1b0 > [<ffffffff8125780b>] vfs_kern_mount+0x6b/0x150 > [<ffffffff8125a6de>] do_mount+0x24e/0xbb0 > [<ffffffff8125b386>] SyS_mount+0x96/0xf0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > RECLAIM_FS-ON-W at: > [<ffffffff810f8819>] mark_held_locks+0xb9/0x140 > [<ffffffff810fbc4a>] lockdep_trace_alloc+0x7a/0xe0 > [<ffffffff8121180f>] __kmalloc_track_caller+0x4f/0x350 > [<ffffffff813d6e21>] kvasprintf+0x61/0xa0 > [<ffffffff813c9601>] kobject_set_name_vargs+0x21/0x70 > [<ffffffff813ca092>] kobject_add+0x62/0xd0 > [<ffffffffa01778e4>] __link_block_group+0xc4/0xf0 [btrfs] > [<ffffffffa017973b>] btrfs_read_block_groups+0x30b/0x690 [btrfs] > [<ffffffffa0188a79>] open_ctree+0x17f9/0x21e0 [btrfs] > [<ffffffffa015bc5e>] btrfs_mount+0x63e/0x810 [btrfs] > [<ffffffff81237449>] mount_fs+0x39/0x1b0 > [<ffffffff8125780b>] vfs_kern_mount+0x6b/0x150 > [<ffffffff8125a6de>] do_mount+0x24e/0xbb0 > [<ffffffff8125b386>] SyS_mount+0x96/0xf0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > INITIAL USE at: > [<ffffffff810f9167>] __lock_acquire+0x347/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d6e6e>] down_write+0x4e/0xc0 > [<ffffffffa017785b>] __link_block_group+0x3b/0xf0 [btrfs] > [<ffffffffa017973b>] btrfs_read_block_groups+0x30b/0x690 [btrfs] > [<ffffffffa0188a79>] open_ctree+0x17f9/0x21e0 [btrfs] > [<ffffffffa015bc5e>] btrfs_mount+0x63e/0x810 [btrfs] > [<ffffffff81237449>] mount_fs+0x39/0x1b0 > [<ffffffff8125780b>] vfs_kern_mount+0x6b/0x150 > [<ffffffff8125a6de>] do_mount+0x24e/0xbb0 > [<ffffffff8125b386>] SyS_mount+0x96/0xf0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > } > ... key at: [<ffffffffa021c7e0>] __key.42525+0x0/0xfffffffffffe5820 [btrfs] > ... acquired at: > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d6dd1>] down_read+0x51/0xa0 > [<ffffffffa017719b>] find_free_extent+0x80b/0xe90 [btrfs] > [<ffffffffa01779d8>] btrfs_reserve_extent+0xa8/0x140 [btrfs] > [<ffffffffa0177cee>] btrfs_alloc_free_block+0xfe/0x480 [btrfs] > [<ffffffffa01611f4>] __btrfs_cow_block+0x134/0x550 [btrfs] > [<ffffffffa01617a6>] btrfs_cow_block+0x116/0x270 [btrfs] > [<ffffffffa0165630>] btrfs_search_slot+0x1e0/0xa30 [btrfs] > [<ffffffffa01e14ac>] btrfs_delete_delayed_items+0xcc/0x330 [btrfs] > [<ffffffffa01e1ed2>] __btrfs_run_delayed_items+0x122/0x1e0 [btrfs] > [<ffffffffa01e1fc3>] btrfs_run_delayed_items+0x13/0x20 [btrfs] > [<ffffffffa018a449>] btrfs_flush_all_pending_stuffs+0x19/0x70 [btrfs] > [<ffffffffa018b512>] btrfs_commit_transaction+0x232/0xaa0 [btrfs] > [<ffffffffa0156354>] btrfs_sync_fs+0x54/0x160 [btrfs] > [<ffffffff8126aff5>] sync_filesystem+0x85/0xc0 > [<ffffffff81235500>] generic_shutdown_super+0x30/0xf0 > [<ffffffff812357a2>] kill_anon_super+0x12/0x20 > [<ffffffffa0158a06>] btrfs_kill_super+0x16/0x90 [btrfs] > [<ffffffff81235c7d>] deactivate_locked_super+0x3d/0x60 > [<ffffffff81236256>] deactivate_super+0x46/0x60 > [<ffffffff812582fd>] mntput_no_expire+0x17d/0x1f0 > [<ffffffff81259c5d>] SyS_umount+0x9d/0x110 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > >-> (&delayed_node->mutex){+.+.-.} ops: 250816 { > HARDIRQ-ON-W at: > [<ffffffff810f9479>] __lock_acquire+0x659/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d4687>] mutex_lock_nested+0x87/0x430 > [<ffffffffa01e2663>] btrfs_delete_delayed_dir_index+0x83/0x200 [btrfs] > [<ffffffffa019523f>] btrfs_unlink_subvol+0x17f/0x360 [btrfs] > [<ffffffffa01be55a>] btrfs_ioctl_snap_destroy+0x47a/0x770 [btrfs] > [<ffffffffa01c42eb>] btrfs_ioctl+0x1c3b/0x2e10 [btrfs] > [<ffffffff81248750>] do_vfs_ioctl+0x300/0x520 > [<ffffffff81248a11>] SyS_ioctl+0xa1/0xc0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > SOFTIRQ-ON-W at: > [<ffffffff810f94af>] __lock_acquire+0x68f/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d4687>] mutex_lock_nested+0x87/0x430 > [<ffffffffa01e2663>] btrfs_delete_delayed_dir_index+0x83/0x200 [btrfs] > [<ffffffffa019523f>] btrfs_unlink_subvol+0x17f/0x360 [btrfs] > [<ffffffffa01be55a>] btrfs_ioctl_snap_destroy+0x47a/0x770 [btrfs] > [<ffffffffa01c42eb>] btrfs_ioctl+0x1c3b/0x2e10 [btrfs] > [<ffffffff81248750>] do_vfs_ioctl+0x300/0x520 > [<ffffffff81248a11>] SyS_ioctl+0xa1/0xc0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > IN-RECLAIM_FS-W at: > [<ffffffff810f93d4>] __lock_acquire+0x5b4/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d4687>] mutex_lock_nested+0x87/0x430 > [<ffffffffa01e09ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs] > [<ffffffffa01e22a4>] btrfs_remove_delayed_node+0x24/0x30 [btrfs] > [<ffffffffa0196eee>] btrfs_evict_inode+0x1ae/0x5d0 [btrfs] > [<ffffffff81252473>] evict+0xa3/0x1a0 > [<ffffffff812525ae>] dispose_list+0x3e/0x50 > [<ffffffff812535c6>] prune_icache_sb+0x56/0x80 > [<ffffffff81236cd8>] super_cache_scan+0x108/0x180 > [<ffffffff811c424b>] shrink_slab_node+0x14b/0x440 > [<ffffffff811c45fe>] shrink_slab+0x8e/0x180 > [<ffffffff811c744d>] kswapd_shrink_zone+0x14d/0x1f0 > [<ffffffff811c9030>] kswapd+0x4b0/0xa60 > [<ffffffff810c43cf>] kthread+0xff/0x120 > [<ffffffff817e2cfc>] ret_from_fork+0x7c/0xb0 > INITIAL USE at: > [<ffffffff810f9167>] __lock_acquire+0x347/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d4687>] mutex_lock_nested+0x87/0x430 > [<ffffffffa01e2663>] btrfs_delete_delayed_dir_index+0x83/0x200 [btrfs] > [<ffffffffa019523f>] btrfs_unlink_subvol+0x17f/0x360 [btrfs] > [<ffffffffa01be55a>] btrfs_ioctl_snap_destroy+0x47a/0x770 [btrfs] > [<ffffffffa01c42eb>] btrfs_ioctl+0x1c3b/0x2e10 [btrfs] > [<ffffffff81248750>] do_vfs_ioctl+0x300/0x520 > [<ffffffff81248a11>] SyS_ioctl+0xa1/0xc0 > [<ffffffff817e2da9>] system_call_fastpath+0x16/0x1b > } > ... key at: [<ffffffffa0220738>] __key.37530+0x0/0xfffffffffffe18c8 [btrfs] > ... acquired at: > [<ffffffff810f7dea>] check_usage_forwards+0x16a/0x180 > [<ffffffff810f8657>] mark_lock+0x1a7/0x2b0 > [<ffffffff810f93d4>] __lock_acquire+0x5b4/0x1c40 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffff817d4687>] mutex_lock_nested+0x87/0x430 > [<ffffffffa01e09ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs] > [<ffffffffa01e22a4>] btrfs_remove_delayed_node+0x24/0x30 [btrfs] > [<ffffffffa0196eee>] btrfs_evict_inode+0x1ae/0x5d0 [btrfs] > [<ffffffff81252473>] evict+0xa3/0x1a0 > [<ffffffff812525ae>] dispose_list+0x3e/0x50 > [<ffffffff812535c6>] prune_icache_sb+0x56/0x80 > [<ffffffff81236cd8>] super_cache_scan+0x108/0x180 > [<ffffffff811c424b>] shrink_slab_node+0x14b/0x440 > [<ffffffff811c45fe>] shrink_slab+0x8e/0x180 > [<ffffffff811c744d>] kswapd_shrink_zone+0x14d/0x1f0 > [<ffffffff811c9030>] kswapd+0x4b0/0xa60 > [<ffffffff810c43cf>] kthread+0xff/0x120 > [<ffffffff817e2cfc>] ret_from_fork+0x7c/0xb0 > > >stack backtrace: >CPU: 0 PID: 30 Comm: kswapd0 Not tainted 3.14.0-0.rc1.git1.1.fc21.x86_64 #1 >Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 > 0000000000000000 000000008ae747be ffff88007f3f9718 ffffffff817cef2d > ffffffff82a1fec0 ffff88007f3f9758 ffffffff817ca5c6 ffffffff81a4d7ec > 0000000000000000 ffff880079ead7f0 ffff880079eacc50 ffffffff81a4d7ec >Call Trace: > [<ffffffff817cef2d>] dump_stack+0x4d/0x66 > [<ffffffff817ca5c6>] print_irq_inversion_bug.part.42+0x1ac/0x1b8 > [<ffffffff810f7dea>] check_usage_forwards+0x16a/0x180 > [<ffffffff810f7c80>] ? check_usage_backwards+0x180/0x180 > [<ffffffff810f8657>] mark_lock+0x1a7/0x2b0 > [<ffffffff810f93d4>] __lock_acquire+0x5b4/0x1c40 > [<ffffffff810f8819>] ? mark_held_locks+0xb9/0x140 > [<ffffffff817d818c>] ? _raw_spin_unlock_irq+0x2c/0x40 > [<ffffffff810f8a7d>] ? trace_hardirqs_on+0xd/0x10 > [<ffffffff817d818c>] ? _raw_spin_unlock_irq+0x2c/0x40 > [<ffffffff810ceeed>] ? finish_task_switch+0x7d/0x130 > [<ffffffff810ceeaf>] ? finish_task_switch+0x3f/0x130 > [<ffffffff810fb252>] lock_acquire+0xa2/0x1d0 > [<ffffffffa01e09ad>] ? __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs] > [<ffffffff817d4687>] mutex_lock_nested+0x87/0x430 > [<ffffffffa01e09ad>] ? __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs] > [<ffffffff810dd26d>] ? sched_clock_local+0x1d/0x80 > [<ffffffffa01e09ad>] ? __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs] > [<ffffffffa0196ec5>] ? btrfs_evict_inode+0x185/0x5d0 [btrfs] > [<ffffffff810dd4b8>] ? sched_clock_cpu+0xa8/0xd0 > [<ffffffff810dd536>] ? local_clock+0x16/0x30 > [<ffffffffa01e09ad>] __btrfs_release_delayed_node+0x3d/0x1f0 [btrfs] > [<ffffffffa01e22a4>] btrfs_remove_delayed_node+0x24/0x30 [btrfs] > [<ffffffffa0196eee>] btrfs_evict_inode+0x1ae/0x5d0 [btrfs] > [<ffffffff81252473>] evict+0xa3/0x1a0 > [<ffffffff812525ae>] dispose_list+0x3e/0x50 > [<ffffffff812535c6>] prune_icache_sb+0x56/0x80 > [<ffffffff81236cd8>] super_cache_scan+0x108/0x180 > [<ffffffff811c424b>] shrink_slab_node+0x14b/0x440 > [<ffffffff811c45af>] ? shrink_slab+0x3f/0x180 > [<ffffffff811c45fe>] shrink_slab+0x8e/0x180 > [<ffffffff811c744d>] kswapd_shrink_zone+0x14d/0x1f0 > [<ffffffff811c9030>] kswapd+0x4b0/0xa60 > [<ffffffff811c8b80>] ? mem_cgroup_shrink_node_zone+0x2f0/0x2f0 > [<ffffffff810c43cf>] kthread+0xff/0x120 > [<ffffffff810c42d0>] ? insert_kthread_work+0x80/0x80 > [<ffffffff817e2cfc>] ret_from_fork+0x7c/0xb0 > [<ffffffff810c42d0>] ? insert_kthread_work+0x80/0x80 >JFS: nTxBlock = 8192, nTxLock = 65536 >fuse init (API version 7.22) >SELinux: initialized (dev fusectl, type fusectl), uses genfs_contexts >BTRFS: device label fedora devid 1 transid 17 /dev/vda3
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