Re: [PATCH] nfs: fix bdi_unregister() before sb kill
From: Peter Zijlstra
Date: Fri Sep 18 2009 - 16:38:46 EST
On Fri, 2009-09-18 at 22:22 +0200, Jens Axboe wrote:
> On Fri, Sep 18 2009, Peter Zijlstra wrote:
> > On Fri, 2009-09-18 at 20:32 +0200, Jens Axboe wrote:
> > > Peter, if you have
> > > the time, it would be nice if you could check whether this one works for
> > > you too.
> >
> > Doesn't make my machine happy :/
>
> That looks like a double register. Irk, I see what it is... Can you try
> this additional patch?
Still deeply unhappy,..
1) double bdi registation
2) lockdep splat on bdi registration
3) NULL ptr deref on netfs automount
Also note the lockdep splat which I think is caused by these patches..
Booting 'Fedora (2.6.31-tip)'
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 2.6.31-tip (root@twins) (gcc version 4.3.1 20080510 (prerelease) (GCC) ) #15 SMP PREEMPT Fri Sep 18 22:10:02 CEST 2009UID=2678f5ee-ec1c-4be4-9fdd-ee4f1de115fa de
[ 0.000000] Command line: ro root=UUID=2678f5ee-ec1c-4be4-9fdd-ee4f1de115fa debug ignore_loglevel sysrq_always_enabled console=ttyS0,115200 earlyprintk=serial,ttyS0,115200
[ 0.000000] debug: ignoring loglevel setting.
[ 0.000000] bootconsole [earlyser0] enabled
[ 0.000000] KERNEL supported cpus:dc bytes]
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] Centaur CentaurHauls
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: 0000000000000000 - 000000000009d800 (usable)
[ 0.000000] BIOS-e820: 000000000009d800 - 00000000000a0000 (reserved)
[ 0.000000] BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
[ 0.000000] BIOS-e820: 0000000000100000 - 000000007fff0000 (usable)
[ 0.000000] BIOS-e820: 000000007fff0000 - 000000007fffe000 (ACPI data)
[ 0.000000] BIOS-e820: 000000007fffe000 - 0000000080000000 (ACPI NVS)
[ 0.000000] BIOS-e820: 00000000fec00000 - 00000000fec03000 (reserved)
[ 0.000000] BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
[ 0.000000] DMI 2.3 present.
[ 0.000000] AMI BIOS detected: BIOS may corrupt low RAM, working around it.
[ 0.000000] e820 update range: 0000000000000000 - 0000000000010000 (usable) ==> (reserved)
[ 0.000000] last_pfn = 0x7fff0 max_arch_pfn = 0x400000000
[ 0.000000] MTRR default type: uncachable
[ 0.000000] MTRR fixed ranges enabled:
[ 0.000000] 00000-9FFFF write-back
[ 0.000000] A0000-EFFFF uncachable
[ 0.000000] F0000-FFFFF write-protect
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 0000000000 mask FF80000000 write-back
[ 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] initial memory mapped : 0 - 20000000
[ 0.000000] init_memory_mapping: 0000000000000000-000000007fff0000
[ 0.000000] 0000000000 - 007fe00000 page 2M
[ 0.000000] 007fe00000 - 007fff0000 page 4k
[ 0.000000] kernel direct mapping tables up to 7fff0000 @ 10000-14000
[ 0.000000] RAMDISK: 37cac000 - 37fefadc
[ 0.000000] ACPI: RSDP 00000000000f7470 00024 (v02 ACPIAM)
[ 0.000000] ACPI: XSDT 000000007fff0100 00044 (v01 A M I OEMXSDT 09000625 MSFT 00000097)
[ 0.000000] ACPI: FACP 000000007fff0290 000F4 (v03 A M I OEMFACP 09000625 MSFT 00000097)
[ 0.000000] ACPI: DSDT 000000007fff0400 03018 (v01 0AAAA 0AAAA000 00000000 INTL 02002026)
[ 0.000000] ACPI: FACS 000000007fffe000 00040
[ 0.000000] ACPI: APIC 000000007fff0390 00070 (v01 A M I OEMAPIC 09000625 MSFT 00000097)
[ 0.000000] ACPI: OEMB 000000007fffe040 00056 (v01 A M I AMI_OEM 09000625 MSFT 00000097)
[ 0.000000] ACPI: SSDT 000000007fff3420 00248 (v01 A M I POWERNOW 00000001 AMD 00000001)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] (7 early reservations) ==> bootmem [0000000000 - 007fff0000]
[ 0.000000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
[ 0.000000] #1 [0000006000 - 0000008000] TRAMPOLINE ==> [0000006000 - 0000008000]
[ 0.000000] #2 [0001000000 - 0002219a50] TEXT DATA BSS ==> [0001000000 - 0002219a50]
[ 0.000000] #3 [0037cac000 - 0037fefadc] RAMDISK ==> [0037cac000 - 0037fefadc]
[ 0.000000] #4 [000009d800 - 0000100000] BIOS reserved ==> [000009d800 - 0000100000]
[ 0.000000] #5 [000221a000 - 000221a200] BRK ==> [000221a000 - 000221a200]
[ 0.000000] #6 [0000010000 - 0000012000] PGTABLE ==> [0000010000 - 0000012000]
[ 0.000000] found SMP MP-table at [ffff8800000ff780] ff780
[ 0.000000] [ffffea0000000000-ffffea00033fffff] PMD -> [ffff880002800000-ffff880005bfffff] on node 0
[ 0.000000] Zone PFN ranges:
[ 0.000000] DMA 0x00000010 -> 0x00001000
[ 0.000000] DMA32 0x00001000 -> 0x00100000
[ 0.000000] Normal 0x00100000 -> 0x00100000
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] early_node_map[2] active PFN ranges
[ 0.000000] 0: 0x00000010 -> 0x0000009d
[ 0.000000] 0: 0x00000100 -> 0x0007fff0
[ 0.000000] On node 0 totalpages: 524157
[ 0.000000] DMA zone: 104 pages used for memmap
[ 0.000000] DMA zone: 103 pages reserved
[ 0.000000] DMA zone: 3774 pages, LIFO batch:0
[ 0.000000] DMA32 zone: 13208 pages used for memmap
[ 0.000000] DMA32 zone: 506968 pages, LIFO batch:31
[ 0.000000] Detected use of extended apic ids on hypertransport bus
[ 0.000000] ACPI: PM-Timer IO Port: 0x508
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
[ 0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-15
[ 0.000000] ACPI: IOAPIC (id[0x03] address[0xfec01000] gsi_base[16])
[ 0.000000] IOAPIC[1]: apic_id 3, version 17, address 0xfec01000, GSI 16-31
[ 0.000000] ACPI: IOAPIC (id[0x04] address[0xfec02000] gsi_base[32])
[ 0.000000] IOAPIC[2]: apic_id 4, version 17, address 0xfec02000, GSI 32-47
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] ACPI: IRQ0 used by override.
[ 0.000000] ACPI: IRQ2 used by override.
[ 0.000000] ACPI: IRQ9 used by override.
[ 0.000000] Using ACPI (MADT) for SMP configuration information
[ 0.000000] SMP: Allowing 2 CPUs, 0 hotplug CPUs
[ 0.000000] nr_irqs_gsi: 48
[ 0.000000] Allocating PCI resources starting at 80000000 (gap: 80000000:7ec00000)
[ 0.000000] NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 475 pages/cpu @ffff880005c00000 s1915032 r8192 d22376 u2097152
[ 0.000000] pcpu-alloc: s1915032 r8192 d22376 u2097152 alloc=1*2097152
[ 0.000000] pcpu-alloc: [0] 0 [0] 1
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 510742
[ 0.000000] Kernel command line: ro root=UUID=2678f5ee-ec1c-4be4-9fdd-ee4f1de115fa debug ignore_loglevel sysrq_always_enabled console=ttyS0,115200 earlyprintk=serial,ttyS0,115200
[ 0.000000] debug: sysrq always enabled.
[ 0.000000] PID hash table entries: 4096 (order: 12, 32768 bytes)
[ 0.000000] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
[ 0.000000] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
[ 0.000000] Initializing CPU#0
[ 0.000000] Checking aperture...
[ 0.000000] No AGP bridge found
[ 0.000000] Node 0: aperture @ 202a000000 size 32 MB
[ 0.000000] Aperture beyond 4GB. Ignoring.
[ 0.000000] Memory: 2013708k/2097088k available (3499k kernel code, 460k absent, 82260k reserved, 2332k data, 2336k init)
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] NR_IRQS:512
[ 0.000000] Extended CMOS year: 2000
[ 0.000000] Console: colour VGA+ 80x25
[ 0.000000] console [ttyS0] enabled, bootconsole disabled
[ 0.000000] console [ttyS0] enabled, bootconsole disabled
[ 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] Fast TSC calibration using PIT
[ 0.000000] Detected 2394.411 MHz processor.
[ 0.003039] Calibrating delay loop (skipped), value calculated using timer frequency.. 4788.82 BogoMIPS (lpj=2394411)
[ 0.005195] Security Framework initialized
[ 0.006089] Mount-cache hash table entries: 256
[ 0.009437] CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
[ 0.010004] CPU: L2 Cache: 1024K (64 bytes/line)
[ 0.011003] tseg: 0000000000
[ 0.012113] CPU: Physical Processor ID: 0
[ 0.013002] CPU: Processor Core ID: 0
[ 0.014003] mce: CPU supports 5 MCE banks
[ 0.015011] using C1E aware idle routine
[ 0.016002] Performance Counters: AMD PMU driver.
[ 0.018013] ... version: 0
[ 0.019001] ... bit width: 48
[ 0.020001] ... generic counters: 4
[ 0.021001] ... value mask: 0000ffffffffffff
[ 0.022001] ... max period: 00007fffffffffff
[ 0.023001] ... fixed-purpose counters: 0
[ 0.024000] ... counter mask: 000000000000000f
[ 0.025043] ACPI: Core revision 20090521
[ 0.034909] ftrace: converting mcount calls to 0f 1f 44 00 00
[ 0.035002] ftrace: allocating 14985 entries in 59 pages
[ 0.038265] Setting APIC routing to flat
[ 0.040386] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.051390] CPU0: Dual-Core AMD Opteron(tm) Processor 1216 stepping 02
[ 0.057038] lockdep: fixing up alternatives.
[ 0.058190] Booting processor 1 APIC 0x1 ip 0x6000
[ 0.003999] Initializing CPU#1
[ 0.003999] Calibrating delay using timer specific routine.. 4787.02 BogoMIPS (lpj=2393513)
[ 0.003999] CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
[ 0.003999] CPU: L2 Cache: 1024K (64 bytes/line)
[ 0.003999] CPU: Physical Processor ID: 0
[ 0.003999] CPU: Processor Core ID: 1
[ 0.003999] mce: CPU supports 5 MCE banks
[ 0.130038] CPU1: Dual-Core AMD Opteron(tm) Processor 1216 stepping 02
[ 0.133017] Brought up 2 CPUs
[ 0.133984] Total of 2 processors activated (9575.84 BogoMIPS).
[ 0.136062] CPU0 attaching sched-domain:
[ 0.136984] domain 0: span 0-1 level MC
[ 0.138982] groups: 0 1
[ 0.140552] CPU1 attaching sched-domain:
[ 0.140982] domain 0: span 0-1 level MC
[ 0.142981] groups: 1 0
[ 0.148290] NET: Registered protocol family 16
[ 0.150194] node 0 link 0: io port [1000, ffffff]
[ 0.150984] TOM: 0000000080000000 aka 2048M
[ 0.151982] node 0 link 0: mmio [a0000, bffff]
[ 0.153980] node 0 link 0: mmio [80000000, ff70ffff]
[ 0.155980] bus: [00,ff] on node 0 link 0
[ 0.156979] bus: 00 index 0 io port: [0, ffff]
[ 0.157979] bus: 00 index 1 mmio: [a0000, bffff]
[ 0.158981] bus: 00 index 2 mmio: [80000000, fcffffffff]
[ 0.160030] ACPI: bus type pci registered
[ 0.161055] PCI: Using configuration type 1 for base access
[ 0.171178] bio: create slab <bio-0> at 0
[ 0.175600] ACPI: EC: Look up EC in DSDT
[ 0.192032] ACPI: Interpreter enabled
[ 0.192977] ACPI: (supports S0 S1 S5)
[ 0.195247] ACPI: Using IOAPIC for interrupt routing
[ 0.214207] ACPI Warning: Incorrect checksum in table [OEMB] - 8D, should be 82 20090521 tbutils-246
[ 0.218083] ACPI: No dock devices found.
[ 0.219119] ACPI: PCI Root Bridge [PCI0] (0000:00)
[ 0.221124] pci 0000:00:01.0: Enabling HT MSI Mapping
[ 0.222142] pci 0000:00:02.1: reg 10 io port: [0x1f0-0x1f7]
[ 0.222976] pci 0000:00:02.1: reg 14 io port: [0x3f4-0x3f7]
[ 0.223976] pci 0000:00:02.1: reg 18 io port: [0x170-0x177]
[ 0.224975] pci 0000:00:02.1: reg 1c io port: [0x374-0x377]
[ 0.225977] pci 0000:00:02.1: reg 20 io port: [0xffa0-0xffaf]
[ 0.227123] pci 0000:00:03.0: reg 10 32bit mmio: [0xff6b4000-0xff6b4fff]
[ 0.227975] pci 0000:00:03.0: reg 14 io port: [0xe000-0xe0ff]
[ 0.229070] pci 0000:00:03.1: reg 10 32bit mmio: [0xff6b5000-0xff6b5fff]
[ 0.229976] pci 0000:00:03.1: reg 14 io port: [0xe400-0xe4ff]
[ 0.231072] pci 0000:00:03.2: reg 10 32bit mmio: [0xff6b6000-0xff6b6fff]
[ 0.231975] pci 0000:00:03.2: reg 14 io port: [0xe800-0xe8ff]
[ 0.233023] pci 0000:00:03.2: supports D1 D2
[ 0.233969] pci 0000:00:03.2: PME# supported from D0 D1 D2 D3hot
[ 0.234971] pci 0000:00:03.2: PME# disabled
[ 0.236037] pci 0000:00:04.0: reg 10 32bit mmio: [0xff680000-0xff69ffff]
[ 0.236974] pci 0000:00:04.0: reg 14 32bit mmio: [0xff660000-0xff67ffff]
[ 0.237975] pci 0000:00:04.0: reg 18 io port: [0xdc00-0xdc3f]
[ 0.238992] pci 0000:00:04.0: reg 30 32bit mmio pref: [0xff640000-0xff65ffff]
[ 0.239996] pci 0000:00:04.0: PME# supported from D0 D3hot D3cold
[ 0.240969] pci 0000:00:04.0: PME# disabled
[ 0.242029] pci 0000:00:05.0: reg 10 32bit mmio: [0xff620000-0xff63ffff]
[ 0.242973] pci 0000:00:05.0: reg 14 32bit mmio: [0xff600000-0xff61ffff]
[ 0.243973] pci 0000:00:05.0: reg 18 io port: [0xd880-0xd8bf]
[ 0.244991] pci 0000:00:05.0: reg 30 32bit mmio pref: [0xff5e0000-0xff5fffff]
[ 0.245996] pci 0000:00:05.0: PME# supported from D0 D3hot D3cold
[ 0.246968] pci 0000:00:05.0: PME# disabled
[ 0.248013] pci 0000:00:06.0: reg 10 32bit mmio pref: [0xf8000000-0xfbffffff]
[ 0.248972] pci 0000:00:06.0: reg 14 32bit mmio: [0xff6c0000-0xff6fffff]
[ 0.249973] pci 0000:00:06.0: reg 18 io port: [0xec00-0xec7f]
[ 0.251013] pci 0000:00:06.0: supports D1 D2
[ 0.252393] pci 0000:01:0e.0: reg 10 io port: [0xc080-0xc087]
[ 0.252969] pci 0000:01:0e.0: reg 14 io port: [0xc000-0xc003]
[ 0.253970] pci 0000:01:0e.0: reg 18 io port: [0xbc00-0xbc07]
[ 0.254969] pci 0000:01:0e.0: reg 1c io port: [0xb880-0xb883]
[ 0.255969] pci 0000:01:0e.0: reg 20 io port: [0xb800-0xb80f]
[ 0.256969] pci 0000:01:0e.0: reg 24 32bit mmio: [0xff3fe000-0xff3fffff]
[ 0.257970] pci 0000:01:0e.0: reg 30 32bit mmio pref: [0xff3c0000-0xff3dffff]
[ 0.259039] pci 0000:01:0e.1: reg 10 io port: [0xcc00-0xcc07]
[ 0.259968] pci 0000:01:0e.1: reg 14 io port: [0xc880-0xc883]
[ 0.260968] pci 0000:01:0e.1: reg 18 io port: [0xc800-0xc807]
[ 0.261969] pci 0000:01:0e.1: reg 1c io port: [0xc480-0xc483]
[ 0.262968] pci 0000:01:0e.1: reg 20 io port: [0xc400-0xc40f]
[ 0.264065] pci 0000:00:01.0: bridge io port: [0xb000-0xcfff]
[ 0.264965] pci 0000:00:01.0: bridge 32bit mmio: [0xff300000-0xff3fffff]
[ 0.266083] pci_bus 0000:00: on NUMA node 0
[ 0.266966] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
[ 0.268232] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P1._PRT]
[ 0.269031] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P1.P1P2._PRT]
[ 0.282144] ACPI: PCI Interrupt Link [LN00] (IRQs 3 4 5 7 9 11 12 14 15) *0, disabled.
[ 0.287296] ACPI: PCI Interrupt Link [LN01] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.292076] ACPI: PCI Interrupt Link [LN02] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.297293] ACPI: PCI Interrupt Link [LN03] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.302111] ACPI: PCI Interrupt Link [LN04] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.307315] ACPI: PCI Interrupt Link [LN05] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.312291] ACPI: PCI Interrupt Link [LN06] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.317312] ACPI: PCI Interrupt Link [LN07] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.322151] ACPI: PCI Interrupt Link [LN08] (IRQs 1 3 4 5 6 7 *9 11 12 14 15)
[ 0.326437] ACPI: PCI Interrupt Link [LN09] (IRQs 1 3 4 *5 6 7 9 11 12 14 15)
[ 0.329974] ACPI: PCI Interrupt Link [LN10] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.334340] ACPI: PCI Interrupt Link [LN11] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.339116] ACPI: PCI Interrupt Link [LN12] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.344338] ACPI: PCI Interrupt Link [LN13] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.349156] ACPI: PCI Interrupt Link [LN14] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.354340] ACPI: PCI Interrupt Link [LN15] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.360034] ACPI: PCI Interrupt Link [LN16] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.365337] ACPI: PCI Interrupt Link [LN17] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.370157] ACPI: PCI Interrupt Link [LN18] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.375340] ACPI: PCI Interrupt Link [LN19] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.380157] ACPI: PCI Interrupt Link [LN20] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.385339] ACPI: PCI Interrupt Link [LN21] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.390340] ACPI: PCI Interrupt Link [LN22] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.395340] ACPI: PCI Interrupt Link [LN23] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.400156] ACPI: PCI Interrupt Link [LN24] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.405339] ACPI: PCI Interrupt Link [LN25] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.410340] ACPI: PCI Interrupt Link [LN26] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.415340] ACPI: PCI Interrupt Link [LN27] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.420339] ACPI: PCI Interrupt Link [LN28] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.425080] ACPI: PCI Interrupt Link [LN29] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.431340] ACPI: PCI Interrupt Link [LN30] (IRQs 1 3 4 5 6 7 9 11 12 14 15) *0, disabled.
[ 0.436359] ACPI: PCI Interrupt Link [LNUS] (IRQs *10)
[ 0.438179] ACPI: PCI Interrupt Link [LNSA] (IRQs *11)
[ 0.441123] vgaarb: device added: PCI:0000:00:06.0,decodes=io+mem,owns=io+mem,locks=none
[ 0.442019] vgaarb: loaded
[ 0.444249] SCSI subsystem initialized
[ 0.446046] libata version 3.00 loaded.
[ 0.448069] usbcore: registered new interface driver usbfs
[ 0.449040] usbcore: registered new interface driver hub
[ 0.450102] usbcore: registered new device driver usb
[ 0.451159] PCI: Using ACPI for IRQ routing
[ 0.453430] Switching to clocksource jiffies
[ 0.461399] pnp: PnP ACPI init
[ 0.462054] ACPI: bus type pnp registered
[ 0.470755] pnp: PnP ACPI: found 12 devices
[ 0.471005] ACPI: ACPI bus type pnp unregistered
[ 0.472026] system 00:08: ioport range 0x800-0x87f has been reserved
[ 0.473005] system 00:08: ioport range 0xa80-0xa8f has been reserved
[ 0.474015] system 00:09: ioport range 0x4d0-0x4d1 has been reserved
[ 0.475005] system 00:09: ioport range 0xc00-0xc01 has been reserved
[ 0.476006] system 00:09: ioport range 0xcd6-0xcd7 has been reserved
[ 0.477004] system 00:09: ioport range 0xcd4-0xcd5 has been reserved
[ 0.478004] system 00:09: ioport range 0xcd8-0xcdf has been reserved
[ 0.479005] system 00:09: ioport range 0x40b-0x40b has been reserved
[ 0.480007] system 00:09: ioport range 0x4d6-0x4d6 has been reserved
[ 0.481005] system 00:09: ioport range 0xc06-0xc07 has been reserved
[ 0.482005] system 00:09: ioport range 0xc14-0xc14 has been reserved
[ 0.483005] system 00:09: ioport range 0xc49-0xc49 has been reserved
[ 0.484006] system 00:09: ioport range 0xc4a-0xc4a has been reserved
[ 0.485004] system 00:09: ioport range 0xc50-0xc51 has been reserved
[ 0.486005] system 00:09: ioport range 0xc52-0xc52 has been reserved
[ 0.487005] system 00:09: ioport range 0xc6c-0xc6c has been reserved
[ 0.488006] system 00:09: ioport range 0xc6f-0xc6f has been reserved
[ 0.489005] system 00:09: ioport range 0x500-0x57f has been reserved
[ 0.490015] system 00:0a: ioport range 0x580-0x58f has been reserved
[ 0.491005] system 00:0a: ioport range 0x590-0x593 has been reserved
[ 0.492006] system 00:0a: ioport range 0x700-0x703 has been reserved
[ 0.493005] system 00:0a: ioport range 0xca0-0xcaf has been reserved
[ 0.494009] system 00:0a: iomem range 0xfec00000-0xfec00fff could not be reserved
[ 0.495005] system 00:0a: iomem range 0xfec01000-0xfec01fff could not be reserved
[ 0.496006] system 00:0a: iomem range 0xfec02000-0xfec02fff could not be reserved
[ 0.497005] system 00:0a: iomem range 0xfee00000-0xfee00fff has been reserved
[ 0.498005] system 00:0a: iomem range 0xfff00000-0xffffffff has been reserved
[ 0.499005] system 00:0a: iomem range 0xff780000-0xffbfffff has been reserved
[ 0.500006] system 00:0a: iomem range 0xfebfe000-0xfebfefff has been reserved
[ 0.501015] system 00:0b: iomem range 0x0-0x9ffff could not be reserved
[ 0.502005] system 00:0b: iomem range 0xe0000-0xfffff could not be reserved
[ 0.503005] system 00:0b: iomem range 0x100000-0x7fffffff could not be reserved
[ 0.510111] Switching to clocksource acpi_pm
[ 0.514382] pci 0000:01:0d.0: PCI bridge, secondary bus 0000:02
[ 0.514846] Switched to high resolution mode on CPU 0
[ 0.525225] Switched to high resolution mode on CPU 1
[ 0.530305] pci 0000:01:0d.0: IO window: disabled
[ 0.535176] pci 0000:01:0d.0: MEM window: disabled
[ 0.540133] pci 0000:01:0d.0: PREFETCH window: disabled
[ 0.545522] pci 0000:00:01.0: PCI bridge, secondary bus 0000:01
[ 0.551431] pci 0000:00:01.0: IO window: 0xb000-0xcfff
[ 0.556736] pci 0000:00:01.0: MEM window: 0xff300000-0xff3fffff
[ 0.562817] pci 0000:00:01.0: PREFETCH window: disabled
[ 0.568223] pci_bus 0000:00: resource 0 io: [0x00-0xffff]
[ 0.574346] pci_bus 0000:00: resource 1 mem: [0x000000-0xffffffffffffffff]
[ 0.581205] pci_bus 0000:01: resource 0 io: [0xb000-0xcfff]
[ 0.586851] pci_bus 0000:01: resource 1 mem: [0xff300000-0xff3fffff]
[ 0.593361] NET: Registered protocol family 2
[ 0.598033] IP route cache hash table entries: 65536 (order: 7, 524288 bytes)
[ 0.606329] TCP established hash table entries: 262144 (order: 10, 4194304 bytes)
[ 0.615998] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes)
[ 0.626355] TCP: Hash tables configured (established 262144 bind 32768)
[ 0.632999] TCP reno registered
[ 0.636458] NET: Registered protocol family 1
[ 0.641791] Trying to unpack rootfs image as initramfs...
[ 0.751727] Freeing initrd memory: 3342k freed
[ 0.762242] audit: initializing netlink socket (disabled)
[ 0.768329] type=2000 audit(1253305988.768:1): initialized
[ 0.776538] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[ 0.784296] VFS: Disk quotas dquot_6.5.2
[ 0.788330] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.795445] msgmni has been set to 3940
[ 0.801315] alg: No test for stdrng (krng)
[ 0.805464] io scheduler noop registered
[ 0.809390] io scheduler anticipatory registered
[ 0.813999] io scheduler deadline registered
[ 0.818303] io scheduler cfq registered (default)
[ 0.823063] pci 0000:00:02.0: disabled boot interrupts on device [1166:0205]
[ 0.873051] pci 0000:00:06.0: Boot video device
[ 0.878093] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[ 0.884470] processor LNXCPU:00: registered as cooling_device0
[ 0.890466] processor LNXCPU:01: registered as cooling_device1
[ 0.909448] Non-volatile memory driver v1.3
[ 0.913657] Linux agpgart interface v0.103
[ 0.918067] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
ï[ 1.168604] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[ 1.419615] serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
[ 1.426827] 00:05: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[ 1.432780] 00:06: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
[ 1.443728] brd: module loaded
[ 1.447341] sata_svw 0000:01:0e.0: version 2.3
[ 1.451890] sata_svw 0000:01:0e.0: PCI INT A -> GSI 11 (level, low) -> IRQ 11
[ 1.459161] scsi0 : sata_svw
[ 1.462451] scsi1 : sata_svw
[ 1.465518] scsi2 : sata_svw
[ 1.468588] scsi3 : sata_svw
[ 1.471610] ata1: SATA max UDMA/133 mmio m8192@0xff3fe000 port 0xff3fe000 irq 11
[ 1.478999] ata2: SATA max UDMA/133 mmio m8192@0xff3fe000 port 0xff3fe100 irq 11
[ 1.486384] ata3: SATA max UDMA/133 mmio m8192@0xff3fe000 port 0xff3fe200 irq 11
[ 1.493766] ata4: SATA max UDMA/133 mmio m8192@0xff3fe000 port 0xff3fe300 irq 11
[ 1.806043] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 1.815385] ata1.00: ATA-7: WDC WD1200JS-00NCB1, 10.02E02, max UDMA/133
[ 1.821988] ata1.00: 234441648 sectors, multi 16: LBA48 NCQ (depth 0/32)
[ 1.831277] ata1.00: configured for UDMA/133
[ 1.846885] scsi 0:0:0:0: Direct-Access ATA WDC WD1200JS-00N 10.0 PQ: 0 ANSI: 5
[ 1.855968] sd 0:0:0:0: [sda] 234441648 512-byte logical blocks: (120 GB/111 GiB)
[ 1.863555] sd 0:0:0:0: [sda] Write Protect is off
[ 1.868347] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1.873448] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 1.883404] sda: sda1 sda2 sda3
[ 1.904613] sd 0:0:0:0: [sda] Attached SCSI disk
[ 2.224456] ata2: SATA link down (SStatus 4 SControl 300)
[ 2.544422] ata3: SATA link down (SStatus 4 SControl 300)
[ 2.864451] ata4: SATA link down (SStatus 4 SControl 300)
[ 2.869983] sata_svw 0000:01:0e.1: PCI INT A -> GSI 11 (level, low) -> IRQ 11
[ 2.877748] scsi4 : pata_serverworks
[ 2.881517] scsi5 : pata_serverworks
[ 2.885251] ata5: PATA max UDMA/66 cmd 0x1f0 ctl 0x3f6 bmdma 0xffa0 irq 14
[ 2.892125] ata6: PATA max UDMA/66 cmd 0x170 ctl 0x376 bmdma 0xffa8 irq 15
[ 3.052341] ata5.00: ATAPI: TEAC DV-516G, F4S7, max UDMA/33
[ 3.061349] ata5.00: configured for UDMA/33
[ 3.066374] scsi 4:0:0:0: CD-ROM TEAC DV-516G F4S7 PQ: 0 ANSI: 5
[ 3.225333] Intel(R) PRO/1000 Network Driver - version 7.3.21-k3-NAPI
[ 3.231765] Copyright (c) 1999-2006 Intel Corporation.
[ 3.236931] e1000 0000:00:04.0: PCI INT A -> GSI 24 (level, low) -> IRQ 24
[ 3.524378] e1000: 0000:00:04.0: e1000_probe: (PCI:33MHz:32-bit) 00:e0:81:72:62:74
[ 3.677724] e1000: eth0: e1000_probe: Intel(R) PRO/1000 Network Connection
[ 3.684612] e1000 0000:00:05.0: PCI INT A -> GSI 25 (level, low) -> IRQ 25
[ 3.955641] e1000: 0000:00:05.0: e1000_probe: (PCI:33MHz:32-bit) 00:e0:81:72:62:75
[ 4.127709] e1000: eth1: e1000_probe: Intel(R) PRO/1000 Network Connection
[ 4.134695] e1000e: Intel(R) PRO/1000 Network Driver - 1.0.2-k2
[ 4.140609] e1000e: Copyright (c) 1999-2008 Intel Corporation.
[ 4.146574] console [netcon0] enabled
[ 4.150242] netconsole: network logging started
[ 4.155065] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 4.161624] ehci_hcd 0000:00:03.2: PCI INT A -> GSI 10 (level, low) -> IRQ 10
[ 4.168757] ehci_hcd 0000:00:03.2: EHCI Host Controller
[ 4.174773] ehci_hcd 0000:00:03.2: new USB bus registered, assigned bus number 1
[ 4.203052] ehci_hcd 0000:00:03.2: irq 10, io mem 0xff6b6000
[ 4.214044] ehci_hcd 0000:00:03.2: USB 2.0 started, EHCI 1.00
[ 4.220570] usb usb1: configuration #1 chosen from 1 choice
[ 4.226561] hub 1-0:1.0: USB hub found
[ 4.230348] hub 1-0:1.0: 4 ports detected
[ 4.235337] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 4.241540] ohci_hcd 0000:00:03.0: PCI INT A -> GSI 10 (level, low) -> IRQ 10
[ 4.248673] ohci_hcd 0000:00:03.0: OHCI Host Controller
[ 4.254073] ohci_hcd 0000:00:03.0: new USB bus registered, assigned bus number 2
[ 4.261483] ohci_hcd 0000:00:03.0: irq 10, io mem 0xff6b4000
[ 4.322315] usb usb2: configuration #1 chosen from 1 choice
[ 4.328019] hub 2-0:1.0: USB hub found
[ 4.331780] hub 2-0:1.0: 2 ports detected
[ 4.336244] ohci_hcd 0000:00:03.1: PCI INT A -> GSI 10 (level, low) -> IRQ 10
[ 4.343380] ohci_hcd 0000:00:03.1: OHCI Host Controller
[ 4.348765] ohci_hcd 0000:00:03.1: new USB bus registered, assigned bus number 3
[ 4.356167] ohci_hcd 0000:00:03.1: irq 10, io mem 0xff6b5000
[ 4.416312] usb usb3: configuration #1 chosen from 1 choice
[ 4.422042] hub 3-0:1.0: USB hub found
[ 4.425797] hub 3-0:1.0: 2 ports detected
[ 4.430134] uhci_hcd: USB Universal Host Controller Interface driver
[ 4.436961] usbcore: registered new interface driver libusual
[ 4.443156] PNP: No PS/2 controller found. Probing ports directly.
[ 4.451011] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 4.456130] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 4.461521] mice: PS/2 mouse device common for all mice
[ 4.467279] cpuidle: using governor ladder
[ 4.471369] cpuidle: using governor menu
[ 4.478150] usbcore: registered new interface driver hiddev
[ 4.483822] usbcore: registered new interface driver usbhid
[ 4.489386] usbhid: v2.6:USB HID core driver
[ 4.494573] TCP bic registered
[ 4.497626] NET: Registered protocol family 17
[ 4.502131] powernow-k8: Found 1 Dual-Core AMD Opteron(tm) Processor 1216 processors (2 cpu cores) (version 2.20.00)
[ 4.512946] powernow-k8: 0 : fid 0x10 (2400 MHz), vid 0xa
[ 4.518663] powernow-k8: 1 : fid 0xe (2200 MHz), vid 0xc
[ 4.524224] powernow-k8: 2 : fid 0xc (2000 MHz), vid 0xe
[ 4.529789] powernow-k8: 3 : fid 0xa (1800 MHz), vid 0x10
[ 4.535438] powernow-k8: 4 : fid 0x2 (1000 MHz), vid 0x12
[ 4.542557] registered taskstats version 1
[ 4.547360] Freeing unused kernel memory: 2336k freed
Mounting proc filesystem
Mounting sysfs filesystem
Creating /dev
Creating initial device nodes
[ 5.010281] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[ 5.070923] kjournald starting. Commit interval 5 seconds
[ 5.071190] EXT3-fs: mounted filesystem with writeback data mode.
/etc/profile.d/lang.sh: line 19: warning: setlocale: LC_CTYPE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 20: warning: setlocale: LC_COLLATE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 23: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 26: warning: setlocale: LC_NUMERIC: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 29: warning: setlocale: LC_TIME: cannot change locale (en_US.UTF-8): No such file or directory
Welcome to Fedora
Press 'I' to enter interactive startup.
Starting udev: udevd[633]: udev: missing sysfs features; please update the kernel or disable the kernel's CONFIG_SYSFS_DEPRECATED option; udev may fail to work correctly
[ 10.005023] udev: starting version 145
[ 10.005025] <3>udev: missing sysfs features; please update the kernel or disable the kernel's CONFIG_SYSFS_DEPRECATED option; udev may fail to work correctly
[ 10.300091] input: Power Button as /class/input/input0
[ 10.306609] ACPI: Power Button [PWRF]
[ 10.310519] input: Sleep Button as /class/input/input1
[ 10.315809] ACPI: Sleep Button [SLPF]
[ 10.319691] input: Power Button as /class/input/input2
[ 10.324981] ACPI: Power Button [PWRB]
[ 10.370364] Floppy drive(s): fd0 is 1.44M
[ 10.389890] FDC 0 is a post-1991 82077
[ 10.409354] input: PC Speaker as /class/input/input3
[ 10.476453] sr0: scsi3-mmc drive: 4x/48x cd/rw xa/form2 cdda tray
[ 10.482558] Uniform CD-ROM driver Revision: 3.20
[ 10.487926] sr 4:0:0:0: Attached scsi CD-ROM sr0
[ 10.522255] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 10.527723] sr 4:0:0:0: Attached scsi generic sg1 type 5
[ 11.405317] end_request: I/O error, dev fd0, sector 0
[ OK ]
[ 11.633093] kvm: Nested Virtualization enabled
Setting hostname opteron: [ OK ]
/proc/misc: No entry for device-mapper found
Is device-mapper driver missing from kernel?
Failure to communicate with kernel device-mapper driver.
/proc/misc: No entry for device-mapper found
Is device-mapper driver missing from kernel?
Failure to communicate with kernel device-mapper driver.
Command failed
Setting up Logical Volume Management: [ OK ]
Checking filesystems
Checking all file systems.
[/sbin/fsck.ext3 (1) -- /] fsck.ext3 -a /dev/sda3
/: clean, 236232/3932656 files, 2231885/15729643 blocks
[/sbin/fsck.ext3 (1) -- /boot] fsck.ext3 -a /dev/sda1
/boot: clean, 57/26104 files, 62912/104388 blocks
[ OK ]
Remounting root filesystem in read-write mode: [ 12.253591] EXT3 FS on sda3, internal journal
[ OK ]
Mounting local filesystems: [ 12.382053] kjournald starting. Commit interval 5 seconds
[ 12.382250] EXT3 FS on sda1, internal journal
[ 12.382274] EXT3-fs: mounted filesystem with writeback data mode.
[ OK ]
Enabling local filesystem quotas: [ OK ]
Enabling /etc/fstab swaps: [ 12.997561] Adding 2096472k swap on /dev/sda2. Priority:-1 extents:1 across:2096472k
[ OK ]
/etc/profile.d/lang.sh: line 19: warning: setlocale: LC_CTYPE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 20: warning: setlocale: LC_COLLATE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 23: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 26: warning: setlocale: LC_NUMERIC: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 29: warning: setlocale: LC_TIME: cannot change locale (en_US.UTF-8): No such file or directory
Entering non-interactive startup
Enabling ondemand cpu frequency scaling: [ OK ]
[ 13.649027] Clocksource tsc unstable (delta = -102241535 ns)
FATAL: Module ipv6 not found.
Bringing up loopback interface: [ OK ]
Bringing up interface eth0:
Determining IP information for eth0...[ 14.458289] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX/TX
/etc/profile.d/lang.sh: line 19: warning: setlocale: LC_CTYPE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 20: warning: setlocale: LC_COLLATE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 23: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 26: warning: setlocale: LC_NUMERIC: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 29: warning: setlocale: LC_TIME: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 19: warning: setlocale: LC_CTYPE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 20: warning: setlocale: LC_COLLATE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 23: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 26: warning: setlocale: LC_NUMERIC: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 29: warning: setlocale: LC_TIME: cannot change locale (en_US.UTF-8): No such file or directory
done.
[ OK ]
FATAL: Module ipv6 not found.
Starting portreserve: [ OK ]
Starting system logger: [ OK ]
Starting irqbalance: [ OK ]
Starting rpcbind: [ OK ]
Mounting NFS filesystems: [ 18.663960] RPC: Registered udp transport module.
[ 18.669025] RPC: Registered tcp transport module.
[ 19.014428] ------------[ cut here ]------------
[ 19.019084] WARNING: at /mnt/build/linux-2.6/fs/sysfs/dir.c:487 sysfs_add_one+0xf8/0x10f()
[ 19.027362] Hardware name: To Be Filled By O.E.M.
[ 19.032085] sysfs: cannot create duplicate filename '/class/bdi/0:0'
[ 19.038434] Modules linked in: nfs lockd nfs_acl auth_rpcgss sunrpc cpufreq_ondemand kvm_amd kvm uinput sg sr_mod serio_raw pcspkr floppy cdrom button shpchp [last unloaded: scsi_wait_scan]
[ 19.055671] Pid: 1265, comm: mount.nfs Not tainted 2.6.31-tip #15
[ 19.061760] Call Trace:
[ 19.064214] [<ffffffff81150b8e>] ? sysfs_add_one+0xf8/0x10f
[ 19.069877] [<ffffffff8104d009>] warn_slowpath_common+0x7c/0xa9
[ 19.075882] [<ffffffff8104d0b5>] warn_slowpath_fmt+0x69/0x6b
[ 19.081751] [<ffffffff8107959b>] ? trace_hardirqs_on_caller+0x10b/0x12f
[ 19.088451] [<ffffffff81150a8e>] ? sysfs_pathname+0x3c/0x44
[ 19.094107] [<ffffffff81150a8e>] ? sysfs_pathname+0x3c/0x44
[ 19.099766] [<ffffffff81150a8e>] ? sysfs_pathname+0x3c/0x44
[ 19.105423] [<ffffffff81150b8e>] sysfs_add_one+0xf8/0x10f
[ 19.110908] [<ffffffff81151214>] create_dir+0x5d/0x98
[ 19.116045] [<ffffffff8115128c>] sysfs_create_dir+0x3d/0x54
[ 19.121704] [<ffffffff8136378b>] ? _spin_unlock+0x35/0x50
[ 19.127190] [<ffffffff811bd4f5>] kobject_add_internal+0xdb/0x19b
[ 19.133281] [<ffffffff811bd68d>] kobject_add_varg+0x41/0x4e
[ 19.138938] [<ffffffff811bd79f>] kobject_add+0x89/0x8b
[ 19.144165] [<ffffffff8107933a>] ? mark_held_locks+0x4d/0x6b
[ 19.149910] [<ffffffff81077f80>] ? lockdep_init_map+0xae/0x510
[ 19.155828] [<ffffffff811bd394>] ? kobject_get+0x1a/0x22
[ 19.161226] [<ffffffff8123ba40>] ? get_device+0x19/0x1f
[ 19.166537] [<ffffffff8123c3ea>] device_add+0xe4/0x5d8
[ 19.171762] [<ffffffff811c7641>] ? __spin_lock_init+0x31/0x54
[ 19.177594] [<ffffffff8123c8fc>] device_register+0x1e/0x22
[ 19.183166] [<ffffffff8123ca13>] device_create_vargs+0x113/0x140
[ 19.189265] [<ffffffff810d96ae>] bdi_register+0x85/0x197
[ 19.194662] [<ffffffff8107959b>] ? trace_hardirqs_on_caller+0x10b/0x12f
[ 19.201361] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 19.206758] [<ffffffff811ca0cc>] ? __percpu_counter_init+0x9b/0xa7
[ 19.213020] [<ffffffff811bf15b>] ? prop_local_init_percpu+0x43/0x48
[ 19.219372] [<ffffffff810d97e8>] bdi_register_dev+0x28/0x2a
[ 19.225050] [<ffffffffa0143b82>] nfs_set_super+0x41/0x9d [nfs]
[ 19.230968] [<ffffffff810f8d36>] sget+0x3bc/0x490
[ 19.235773] [<ffffffffa0143b41>] ? nfs_set_super+0x0/0x9d [nfs]
[ 19.241790] [<ffffffffa01434d8>] ? nfs_compare_super+0x0/0x183 [nfs]
[ 19.248239] [<ffffffffa01450d2>] nfs_get_sb+0x806/0xae6 [nfs]
[ 19.254070] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 19.259470] [<ffffffff810f4b98>] ? pcpu_alloc+0x68c/0x704
[ 19.264955] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 19.270529] [<ffffffff810f923a>] do_kern_mount+0x4c/0xec
[ 19.275930] [<ffffffff8111051b>] do_mount+0x748/0x7ae
[ 19.281070] [<ffffffff810cc051>] ? __get_free_pages+0x17/0x54
[ 19.286901] [<ffffffff81110605>] sys_mount+0x84/0xbf
[ 19.291954] [<ffffffff8136317f>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 19.298391] [<ffffffff8100bc9b>] system_call_fastpath+0x16/0x1b
[ 19.304395] ---[ end trace 630c33e55fa37c36 ]---
[ 19.309016] kobject_add_internal failed for 0:0 with -EEXIST, don't try to register things with the same name in the same directory.
[ 19.320903] Pid: 1265, comm: mount.nfs Tainted: G W 2.6.31-tip #15
[ 19.327770] Call Trace:
[ 19.330222] [<ffffffff811bd26e>] ? kobject_put+0x47/0x4b
[ 19.335621] [<ffffffff811bd59c>] kobject_add_internal+0x182/0x19b
[ 19.341798] [<ffffffff811bd68d>] kobject_add_varg+0x41/0x4e
[ 19.347455] [<ffffffff811bd79f>] kobject_add+0x89/0x8b
[ 19.352679] [<ffffffff8107933a>] ? mark_held_locks+0x4d/0x6b
[ 19.358422] [<ffffffff81077f80>] ? lockdep_init_map+0xae/0x510
[ 19.364339] [<ffffffff811bd394>] ? kobject_get+0x1a/0x22
[ 19.369736] [<ffffffff8123ba40>] ? get_device+0x19/0x1f
[ 19.375045] [<ffffffff8123c3ea>] device_add+0xe4/0x5d8
[ 19.380270] [<ffffffff811c7641>] ? __spin_lock_init+0x31/0x54
[ 19.386101] [<ffffffff8123c8fc>] device_register+0x1e/0x22
[ 19.391670] [<ffffffff8123ca13>] device_create_vargs+0x113/0x140
[ 19.397760] [<ffffffff810d96ae>] bdi_register+0x85/0x197
[ 19.403159] [<ffffffff8107959b>] ? trace_hardirqs_on_caller+0x10b/0x12f
[ 19.409854] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 19.415250] [<ffffffff811ca0cc>] ? __percpu_counter_init+0x9b/0xa7
[ 19.421513] [<ffffffff811bf15b>] ? prop_local_init_percpu+0x43/0x48
[ 19.427861] [<ffffffff810d97e8>] bdi_register_dev+0x28/0x2a
[ 19.433531] [<ffffffffa0143b82>] nfs_set_super+0x41/0x9d [nfs]
[ 19.439447] [<ffffffff810f8d36>] sget+0x3bc/0x490
[ 19.444250] [<ffffffffa0143b41>] ? nfs_set_super+0x0/0x9d [nfs]
[ 19.450272] [<ffffffffa01434d8>] ? nfs_compare_super+0x0/0x183 [nfs]
[ 19.456722] [<ffffffffa01450d2>] nfs_get_sb+0x806/0xae6 [nfs]
[ 19.462553] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 19.467951] [<ffffffff810f4b98>] ? pcpu_alloc+0x68c/0x704
[ 19.473436] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 19.479004] [<ffffffff810f923a>] do_kern_mount+0x4c/0xec
[ 19.484401] [<ffffffff8111051b>] do_mount+0x748/0x7ae
[ 19.489537] [<ffffffff810cc051>] ? __get_free_pages+0x17/0x54
[ 19.495367] [<ffffffff81110605>] sys_mount+0x84/0xbf
[ 19.500418] [<ffffffff8136317f>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 19.506853] [<ffffffff8100bc9b>] system_call_fastpath+0x16/0x1b
mount.nfs: File exists
[FAILED]
Mounting other filesystems: [ OK ]
Starting acpi daemon: [ OK ]
Starting PC/SC smart card daemon (pcscd): [ OK ]
Retrigger failed udev events[ OK ]
Loading autofs4: [ OK ]
Starting automount: [ OK ]
Starting RPC idmapd: [ OK ]
Starting hid2hci:
Starting sshd: [ OK ]
Starting ntpd: [ OK ]
/etc/profile.d/lang.sh: line 19: warning: setlocale: LC_CTYPE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 20: warning: setlocale: LC_COLLATE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 23: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 26: warning: setlocale: LC_NUMERIC: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 29: warning: setlocale: LC_TIME: cannot change locale (en_US.UTF-8): No such file or directory
[ 22.910674] Installing knfsd (copyright (C) 1996 okir@xxxxxxxxxxxx).
Starting NFS services: [ OK ]
Starting NFS quotas: [ OK ]
Starting NFS daemon: [ 23.073455] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory
[ 23.095850] NFSD: starting 90-second grace period
[ OK ]
Starting NFS mountd: [ OK ]
/etc/profile.d/lang.sh: line 19: warning: setlocale: LC_CTYPE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 20: warning: setlocale: LC_COLLATE: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 23: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 26: warning: setlocale: LC_NUMERIC: cannot change locale (en_US.UTF-8): No such file or directory
/etc/profile.d/lang.sh: line 29: warning: setlocale: LC_TIME: cannot change locale (en_US.UTF-8): No such file or directory
Starting sendmail: [ OK ]
Starting sm-client: [ OK ]
[ OK ] crond: [ OK ]
[ OK ] atd: [ OK ]
Starting smartd: [ OK ]
Fedora release 11.90 (Rawhide)
Kernel 2.6.31-tip on an x86_64 (/dev/ttyS0)
opteron login:
Fedora release 11.90 (Rawhide)
Kernel 2.6.31-tip on an x86_64 (/dev/ttyS0)
opteron login: [ 35.174095]
[ 35.174098] =======================================================
[ 35.175013] [ INFO: possible circular locking dependency detected ]
[ 35.175013] 2.6.31-tip #15
[ 35.175013] -------------------------------------------------------
[ 35.175013] flush-8:0/559 is trying to acquire lock:
[ 35.175013] (sb_lock){+.+.+.}, at: [<ffffffff81114879>] writeback_inodes_wb+0x2a5/0x453
[ 35.175013]
[ 35.175013] but task is already holding lock:
[ 35.175013] (inode_lock){+.+...}, at: [<ffffffff8111461f>] writeback_inodes_wb+0x4b/0x453
[ 35.175013]
[ 35.175013] which lock already depends on the new lock.
[ 35.175013]
[ 35.175013]
[ 35.175013] the existing dependency chain (in reverse order) is:
[ 35.175013]
[ 35.175013] -> #2 (inode_lock){+.+...}:
[ 35.175013] [<ffffffff8107b5f6>] __lock_acquire+0x1430/0x176f
[ 35.175013] [<ffffffff8107ba1d>] lock_acquire+0xe8/0x105
[ 35.175013] [<ffffffff81363961>] _spin_lock+0x41/0x75
[ 35.175013] [<ffffffff8110a72e>] ifind_fast+0x27/0x91
[ 35.175013] [<ffffffff8110b88a>] iget_locked+0x3e/0x166
[ 35.175013] [<ffffffff8114f257>] sysfs_get_inode+0x1f/0x20f
[ 35.175013] [<ffffffff81151bf1>] sysfs_fill_super+0x56/0xc1
[ 35.175013] [<ffffffff810f9340>] get_sb_single+0x66/0xad
[ 35.175013] [<ffffffff81151b99>] sysfs_get_sb+0x1b/0x1d
[ 35.175013] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 35.175013] [<ffffffff810f91ec>] kern_mount_data+0x19/0x1b
[ 35.175013] [<ffffffff817a6640>] sysfs_init+0x5d/0xb8
[ 35.175013] [<ffffffff817a56df>] mnt_init+0xa0/0x181
[ 35.175013] [<ffffffff817a52f0>] vfs_caches_init+0x10d/0x11e
[ 35.175013] [<ffffffff817884ea>] start_kernel+0x342/0x389
[ 35.175013] [<ffffffff81787b3a>] x86_64_start_reservations+0xaa/0xae
[ 35.175013] [<ffffffff81787c1f>] x86_64_start_kernel+0xe1/0xe8
[ 35.175013]
[ 35.175013] -> #1 (sysfs_mutex){+.+.+.}:
[ 35.175013] [<ffffffff8107b5f6>] __lock_acquire+0x1430/0x176f
[ 35.175013] [<ffffffff8107ba1d>] lock_acquire+0xe8/0x105
[ 35.175013] [<ffffffff81361e93>] mutex_lock_nested+0x5e/0x324
[ 35.175013] [<ffffffff81150bd2>] sysfs_addrm_start+0x2d/0xaa
[ 35.175013] [<ffffffff81151209>] create_dir+0x52/0x98
[ 35.175013] [<ffffffff8115128c>] sysfs_create_dir+0x3d/0x54
[ 35.175013] [<ffffffff811bd4f5>] kobject_add_internal+0xdb/0x19b
[ 35.175013] [<ffffffff811bd68d>] kobject_add_varg+0x41/0x4e
[ 35.175013] [<ffffffff811bd79f>] kobject_add+0x89/0x8b
[ 35.175013] [<ffffffff8123c3ea>] device_add+0xe4/0x5d8
[ 35.175013] [<ffffffff8123c8fc>] device_register+0x1e/0x22
[ 35.175013] [<ffffffff8123ca13>] device_create_vargs+0x113/0x140
[ 35.175013] [<ffffffff810d96ae>] bdi_register+0x85/0x197
[ 35.175013] [<ffffffff810d97e8>] bdi_register_dev+0x28/0x2a
[ 35.175013] [<ffffffffa0143b82>] nfs_set_super+0x41/0x9d [nfs]
[ 35.175013] [<ffffffff810f8d36>] sget+0x3bc/0x490
[ 35.175013] [<ffffffffa01450d2>] nfs_get_sb+0x806/0xae6 [nfs]
[ 35.175013] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 35.175013] [<ffffffff810f923a>] do_kern_mount+0x4c/0xec
[ 35.175013] [<ffffffff8111051b>] do_mount+0x748/0x7ae
[ 35.175013] [<ffffffff81110605>] sys_mount+0x84/0xbf
[ 35.175013] [<ffffffff8100bc9b>] system_call_fastpath+0x16/0x1b
[ 35.175013]
[ 35.175013] -> #0 (sb_lock){+.+.+.}:
[ 35.175013] [<ffffffff8107b31b>] __lock_acquire+0x1155/0x176f
[ 35.175013] [<ffffffff8107ba1d>] lock_acquire+0xe8/0x105
[ 35.175013] [<ffffffff81363961>] _spin_lock+0x41/0x75
[ 35.175013] [<ffffffff81114879>] writeback_inodes_wb+0x2a5/0x453
[ 35.175013] [<ffffffff81114b68>] wb_writeback+0x141/0x194
[ 35.175013] [<ffffffff81114e4e>] wb_do_writeback+0x1d2/0x1e8
[ 35.175013] [<ffffffff81114ea3>] bdi_writeback_task+0x3f/0xae
[ 35.175013] [<ffffffff810d9d1c>] bdi_start_fn+0x76/0xda
[ 35.175013] [<ffffffff810678b9>] kthread+0x82/0x8a
[ 35.175013] [<ffffffff8100ce1a>] child_rip+0xa/0x20
[ 35.175013]
[ 35.175013] other info that might help us debug this:
[ 35.175013]
[ 35.175013] 1 lock held by flush-8:0/559:
[ 35.175013] #0: (inode_lock){+.+...}, at: [<ffffffff8111461f>] writeback_inodes_wb+0x4b/0x453
[ 35.175013]
[ 35.175013] stack backtrace:
[ 35.175013] Pid: 559, comm: flush-8:0 Tainted: G W 2.6.31-tip #15
[ 35.175013] Call Trace:
[ 35.175013] [<ffffffff81079c78>] print_circular_bug+0xb3/0xc2
[ 35.175013] [<ffffffff8107b31b>] __lock_acquire+0x1155/0x176f
[ 35.175013] [<ffffffff8107ba1d>] lock_acquire+0xe8/0x105
[ 35.175013] [<ffffffff81114879>] ? writeback_inodes_wb+0x2a5/0x453
[ 35.175013] [<ffffffff81363961>] _spin_lock+0x41/0x75
[ 35.175013] [<ffffffff81114879>] ? writeback_inodes_wb+0x2a5/0x453
[ 35.175013] [<ffffffff81077b3d>] ? lock_release_holdtime+0xfb/0x100
[ 35.175013] [<ffffffff81114879>] writeback_inodes_wb+0x2a5/0x453
[ 35.175013] [<ffffffff81114b68>] wb_writeback+0x141/0x194
[ 35.175013] [<ffffffff81114e4e>] wb_do_writeback+0x1d2/0x1e8
[ 35.175013] [<ffffffff81114d1e>] ? wb_do_writeback+0xa2/0x1e8
[ 35.175013] [<ffffffff81114ea3>] bdi_writeback_task+0x3f/0xae
[ 35.175013] [<ffffffff810d9ca6>] ? bdi_start_fn+0x0/0xda
[ 35.175013] [<ffffffff810d9d1c>] bdi_start_fn+0x76/0xda
[ 35.175013] [<ffffffff810d9ca6>] ? bdi_start_fn+0x0/0xda
[ 35.175013] [<ffffffff810678b9>] kthread+0x82/0x8a
[ 35.175013] [<ffffffff8100ce1a>] child_rip+0xa/0x20
[ 35.175013] [<ffffffff8100c780>] ? restore_args+0x0/0x30
[ 35.175013] [<ffffffff81067837>] ? kthread+0x0/0x8a
[ 35.175013] [<ffffffff8100ce10>] ? child_rip+0x0/0x20
[ 144.209162] ------------[ cut here ]------------
[ 144.213807] WARNING: at /mnt/build/linux-2.6/fs/sysfs/dir.c:487 sysfs_add_one+0xf8/0x10f()
[ 144.222079] Hardware name: To Be Filled By O.E.M.
[ 144.226799] sysfs: cannot create duplicate filename '/class/bdi/0:0'
[ 144.233161] Modules linked in: nfsd exportfs autofs4 nfs lockd nfs_acl auth_rpcgss sunrpc cpufreq_ondemand kvm_amd kvm uinput sg sr_mod serio_raw pcspkr floppy cdrom button shpchp [last unloaded: scsi_wait_scan]
[ 144.252563] Pid: 1602, comm: mount.nfs Tainted: G W 2.6.31-tip #15
[ 144.259444] Call Trace:
[ 144.261916] [<ffffffff81150b8e>] ? sysfs_add_one+0xf8/0x10f
[ 144.267598] [<ffffffff8104d009>] warn_slowpath_common+0x7c/0xa9
[ 144.273630] [<ffffffff8104d0b5>] warn_slowpath_fmt+0x69/0x6b
[ 144.279399] [<ffffffff81150c22>] ? sysfs_addrm_start+0x7d/0xaa
[ 144.285334] [<ffffffff81150a8e>] ? sysfs_pathname+0x3c/0x44
[ 144.291028] [<ffffffff81150a8e>] ? sysfs_pathname+0x3c/0x44
[ 144.296701] [<ffffffff81150a8e>] ? sysfs_pathname+0x3c/0x44
[ 144.302382] [<ffffffff81150b8e>] sysfs_add_one+0xf8/0x10f
[ 144.307884] [<ffffffff81151214>] create_dir+0x5d/0x98
[ 144.313043] [<ffffffff8115128c>] sysfs_create_dir+0x3d/0x54
[ 144.318719] [<ffffffff8136378b>] ? _spin_unlock+0x35/0x50
[ 144.324227] [<ffffffff811bd4f5>] kobject_add_internal+0xdb/0x19b
[ 144.330339] [<ffffffff811bd68d>] kobject_add_varg+0x41/0x4e
[ 144.336033] [<ffffffff811bd79f>] kobject_add+0x89/0x8b
[ 144.341278] [<ffffffff81077f80>] ? lockdep_init_map+0xae/0x510
[ 144.347222] [<ffffffff811bd394>] ? kobject_get+0x1a/0x22
[ 144.352638] [<ffffffff8123ba40>] ? get_device+0x19/0x1f
[ 144.357972] [<ffffffff8123c3ea>] device_add+0xe4/0x5d8
[ 144.363214] [<ffffffff811c7641>] ? __spin_lock_init+0x31/0x54
[ 144.369064] [<ffffffff8123c8fc>] device_register+0x1e/0x22
[ 144.374653] [<ffffffff8123ca13>] device_create_vargs+0x113/0x140
[ 144.380766] [<ffffffff810d96ae>] bdi_register+0x85/0x197
[ 144.386186] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 144.391603] [<ffffffff811ca0cc>] ? __percpu_counter_init+0x9b/0xa7
[ 144.397883] [<ffffffff811bf15b>] ? prop_local_init_percpu+0x43/0x48
[ 144.404251] [<ffffffff810d97e8>] bdi_register_dev+0x28/0x2a
[ 144.409972] [<ffffffffa0143b82>] nfs_set_super+0x41/0x9d [nfs]
[ 144.415918] [<ffffffff810f8d36>] sget+0x3bc/0x490
[ 144.420755] [<ffffffffa0143b41>] ? nfs_set_super+0x0/0x9d [nfs]
[ 144.426808] [<ffffffffa01434d8>] ? nfs_compare_super+0x0/0x183 [nfs]
[ 144.433292] [<ffffffffa01450d2>] nfs_get_sb+0x806/0xae6 [nfs]
[ 144.439140] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 144.444557] [<ffffffff810f4b98>] ? pcpu_alloc+0x68c/0x704
[ 144.450063] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 144.455652] [<ffffffff810f923a>] do_kern_mount+0x4c/0xec
[ 144.461073] [<ffffffff8111051b>] do_mount+0x748/0x7ae
[ 144.466229] [<ffffffff810cc051>] ? __get_free_pages+0x17/0x54
[ 144.472089] [<ffffffff81110605>] sys_mount+0x84/0xbf
[ 144.477157] [<ffffffff8136317f>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 144.483624] [<ffffffff8100bc9b>] system_call_fastpath+0x16/0x1b
[ 144.489640] ---[ end trace 630c33e55fa37c37 ]---
[ 144.494279] kobject_add_internal failed for 0:0 with -EEXIST, don't try to register things with the same name in the same directory.
[ 144.506183] Pid: 1602, comm: mount.nfs Tainted: G W 2.6.31-tip #15
[ 144.513069] Call Trace:
[ 144.515538] [<ffffffff811bd26e>] ? kobject_put+0x47/0x4b
[ 144.520956] [<ffffffff811bd59c>] kobject_add_internal+0x182/0x19b
[ 144.527151] [<ffffffff811bd68d>] kobject_add_varg+0x41/0x4e
[ 144.532828] [<ffffffff811bd79f>] kobject_add+0x89/0x8b
[ 144.538071] [<ffffffff81077f80>] ? lockdep_init_map+0xae/0x510
[ 144.544029] [<ffffffff811bd394>] ? kobject_get+0x1a/0x22
[ 144.549444] [<ffffffff8123ba40>] ? get_device+0x19/0x1f
[ 144.554774] [<ffffffff8123c3ea>] device_add+0xe4/0x5d8
[ 144.560028] [<ffffffff811c7641>] ? __spin_lock_init+0x31/0x54
[ 144.565881] [<ffffffff8123c8fc>] device_register+0x1e/0x22
[ 144.571471] [<ffffffff8123ca13>] device_create_vargs+0x113/0x140
[ 144.577584] [<ffffffff810d96ae>] bdi_register+0x85/0x197
[ 144.582999] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 144.588419] [<ffffffff811ca0cc>] ? __percpu_counter_init+0x9b/0xa7
[ 144.594700] [<ffffffff811bf15b>] ? prop_local_init_percpu+0x43/0x48
[ 144.601067] [<ffffffff810d97e8>] bdi_register_dev+0x28/0x2a
[ 144.606772] [<ffffffffa0143b82>] nfs_set_super+0x41/0x9d [nfs]
[ 144.612711] [<ffffffff810f8d36>] sget+0x3bc/0x490
[ 144.617548] [<ffffffffa0143b41>] ? nfs_set_super+0x0/0x9d [nfs]
[ 144.623605] [<ffffffffa01434d8>] ? nfs_compare_super+0x0/0x183 [nfs]
[ 144.630090] [<ffffffffa01450d2>] nfs_get_sb+0x806/0xae6 [nfs]
[ 144.635946] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 144.641361] [<ffffffff810f4b98>] ? pcpu_alloc+0x68c/0x704
[ 144.646875] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 144.652463] [<ffffffff810f923a>] do_kern_mount+0x4c/0xec
[ 144.657883] [<ffffffff8111051b>] do_mount+0x748/0x7ae
[ 144.663037] [<ffffffff810cc051>] ? __get_free_pages+0x17/0x54
[ 144.668892] [<ffffffff81110605>] sys_mount+0x84/0xbf
[ 144.673960] [<ffffffff8136317f>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 144.680417] [<ffffffff8100bc9b>] system_call_fastpath+0x16/0x1b
[ 144.740854] BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
[ 144.741531] IP: [<ffffffff810d9572>] bdi_destroy+0x70/0x127
[ 144.741531] PGD 0
[ 144.741531] Oops: 0002 [#1] PREEMPT SMP
[ 144.741531] last sysfs file: /sys/devices/pci0000:00/0000:00:05.0/irq
[ 144.741531] CPU 0
[ 144.741531] Modules linked in: nfsd exportfs autofs4 nfs lockd nfs_acl auth_rpcgss sunrpc cpufreq_ondemand kvm_amd kvm uinput sg sr_mod serio_raw pcspkr floppy cdrom button shpchp [last unloaded: scsi_wait_scan]
[ 144.741531] Pid: 1605, comm: mount.nfs Tainted: G W 2.6.31-tip #15 To Be Filled By O.E.M.
[ 144.741531] RIP: 0010:[<ffffffff810d9572>] [<ffffffff810d9572>] bdi_destroy+0x70/0x127
[ 144.741531] RSP: 0018:ffff88007d4f9b38 EFLAGS: 00010213
[ 144.741531] RAX: 0000000000000000 RBX: ffff88007b940848 RCX: 0000000000000000
[ 144.741531] RDX: ffffffff815651d0 RSI: ffffffff815671b8 RDI: ffffffff810d9551
[ 144.741531] RBP: ffff88007d4f9b48 R08: ffff880005dda080 R09: 0000000000000000
[ 144.741531] R10: 0000000000000246 R11: ffffffff81566960 R12: ffff88007b940a58
[ 144.741531] R13: ffff88007f185400 R14: ffff88007dcf2800 R15: ffff88007d5d4180
[ 144.741531] FS: 00007f18438d66f0(0000) GS:ffff880005c00000(0000) knlGS:0000000000000000
[ 144.741531] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 144.741531] CR2: 0000000000000008 CR3: 000000007ddde000 CR4: 00000000000006f0
[ 144.741531] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 144.741531] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 144.741531] Process mount.nfs (pid: 1605, threadinfo ffff88007d4f8000, task ffff88007b99e940)
[ 144.741531] Stack:
[ 144.741531] ffff88007b940800 ffffffffffffff8c ffff88007d4f9b68 ffffffffa0139795
[ 144.741531] <0> ffff88007dcf2800 00000000ffffff8c ffff88007d4f9cc8 ffffffffa013a65d
[ 144.741531] <0> ffff88007d4f9bf8 ffffffffa00d1b15 ffff880000000000 ffff88007b99e940
[ 144.741531] Call Trace:
[ 144.741531] [<ffffffffa0139795>] nfs_free_server+0xea/0x112 [nfs]
[ 144.741531] [<ffffffffa013a65d>] nfs_create_server+0x5ca/0x5e1 [nfs]
[ 144.741531] [<ffffffffa00d1b15>] ? rpc_shutdown_client+0xdb/0xea [sunrpc]
[ 144.741531] [<ffffffffa00d1827>] ? rpc_call_sync+0x59/0x62 [sunrpc]
[ 144.741531] [<ffffffffa014d8da>] ? nfs_mount+0x128/0x1ab [nfs]
[ 144.741531] [<ffffffff810795cc>] ? trace_hardirqs_on+0xd/0xf
[ 144.741531] [<ffffffffa0145090>] nfs_get_sb+0x7c4/0xae6 [nfs]
[ 144.741531] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 144.741531] [<ffffffff810f4b98>] ? pcpu_alloc+0x68c/0x704
[ 144.741531] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 144.741531] [<ffffffff810f923a>] do_kern_mount+0x4c/0xec
[ 144.741531] [<ffffffff8111051b>] do_mount+0x748/0x7ae
[ 144.741531] [<ffffffff810cc051>] ? __get_free_pages+0x17/0x54
[ 144.741531] [<ffffffff81110605>] sys_mount+0x84/0xbf
[ 144.741531] [<ffffffff8136317f>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 144.741531] [<ffffffff8100bc9b>] system_call_fastpath+0x16/0x1b
[ 144.741531] Code: c7 a0 71 56 81 e8 cf a3 28 00 48 8b 8b 10 02 00 00 4c 39 e1 74 24 48 8b 15 6c bc 48 00 48 8b 83 18 02 00 00 48 89 0d 5e bc 48 00 <48> c7 41 08 d0 51 56 81 48 89 10 48 89 42 08 48 8b 8b 20 02 00
[ 144.741531] RIP [<ffffffff810d9572>] bdi_destroy+0x70/0x127
[ 144.741531] RSP <ffff88007d4f9b38>
[ 144.741531] CR2: 0000000000000008
[ 145.042325] ---[ end trace 630c33e55fa37c38 ]---
[ 145.046983] note: mount.nfs[1605] exited with preempt_count 2
[ 145.052757] BUG: scheduling while atomic: mount.nfs/1605/0x10000002
[ 145.059020] INFO: lockdep is turned off.
[ 145.062943] Modules linked in: nfsd exportfs autofs4 nfs lockd nfs_acl auth_rpcgss sunrpc cpufreq_ondemand kvm_amd kvm uinput sg sr_mod serio_raw pcspkr floppy cdrom button shpchp [last unloaded: scsi_wait_scan]
[ 145.082176] Pid: 1605, comm: mount.nfs Tainted: G D W 2.6.31-tip #15
[ 145.089042] Call Trace:
[ 145.091501] [<ffffffff810789d3>] ? __debug_show_held_locks+0x1b/0x24
[ 145.097942] [<ffffffff81041d6d>] __schedule_bug+0x72/0x77
[ 145.103430] [<ffffffff813604ef>] schedule+0x117/0xb5e
[ 145.108571] [<ffffffff8107ba58>] ? print_lock_contention_bug+0x1e/0x110
[ 145.115275] [<ffffffff813637a2>] ? _spin_unlock+0x4c/0x50
[ 145.120764] [<ffffffff81077a40>] ? trace_hardirqs_off+0xd/0xf
[ 145.126601] [<ffffffff81042b58>] __cond_resched+0x18/0x24
[ 145.132087] [<ffffffff81361191>] _cond_resched+0x29/0x34
[ 145.137489] [<ffffffff810dc763>] unmap_vmas+0x76b/0x960
[ 145.142803] [<ffffffff8104dd0e>] ? vprintk+0x380/0x3ac
[ 145.148036] [<ffffffff810e1052>] exit_mmap+0xd2/0x177
[ 145.153179] [<ffffffff8104a90f>] mmput+0x30/0xc5
[ 145.157888] [<ffffffff8104eb2a>] exit_mm+0x110/0x11b
[ 145.162941] [<ffffffff81050457>] do_exit+0x1c3/0x6d4
[ 145.167999] [<ffffffff81364f3f>] oops_end+0xb7/0xbf
[ 145.172969] [<ffffffff8102f3bb>] no_context+0x1f2/0x201
[ 145.178286] [<ffffffff810795cc>] ? trace_hardirqs_on+0xd/0xf
[ 145.184033] [<ffffffff8102f56f>] __bad_area_nosemaphore+0x1a5/0x1cb
[ 145.190428] [<ffffffffa00d18ee>] ? rpc_free_client+0x0/0xfb [sunrpc]
[ 145.196868] [<ffffffff8102f5a8>] bad_area_nosemaphore+0x13/0x15
[ 145.202876] [<ffffffff81366843>] do_page_fault+0x225/0x35b
[ 145.208451] [<ffffffff813642cf>] page_fault+0x1f/0x30
[ 145.213592] [<ffffffff810d9551>] ? bdi_destroy+0x4f/0x127
[ 145.219080] [<ffffffff810d9572>] ? bdi_destroy+0x70/0x127
[ 145.224568] [<ffffffff810d9551>] ? bdi_destroy+0x4f/0x127
[ 145.230084] [<ffffffffa0139795>] nfs_free_server+0xea/0x112 [nfs]
[ 145.236293] [<ffffffffa013a65d>] nfs_create_server+0x5ca/0x5e1 [nfs]
[ 145.242769] [<ffffffffa00d1b15>] ? rpc_shutdown_client+0xdb/0xea [sunrpc]
[ 145.249677] [<ffffffffa00d1827>] ? rpc_call_sync+0x59/0x62 [sunrpc]
[ 145.256065] [<ffffffffa014d8da>] ? nfs_mount+0x128/0x1ab [nfs]
[ 145.261987] [<ffffffff810795cc>] ? trace_hardirqs_on+0xd/0xf
[ 145.267764] [<ffffffffa0145090>] nfs_get_sb+0x7c4/0xae6 [nfs]
[ 145.273600] [<ffffffff81361902>] ? mutex_unlock+0xe/0x10
[ 145.279001] [<ffffffff810f4b98>] ? pcpu_alloc+0x68c/0x704
[ 145.284492] [<ffffffff810f914f>] vfs_kern_mount+0x9e/0x122
[ 145.290066] [<ffffffff810f923a>] do_kern_mount+0x4c/0xec
[ 145.295469] [<ffffffff8111051b>] do_mount+0x748/0x7ae
[ 145.300614] [<ffffffff810cc051>] ? __get_free_pages+0x17/0x54
[ 145.306449] [<ffffffff81110605>] sys_mount+0x84/0xbf
[ 145.311505] [<ffffffff8136317f>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 145.317945] [<ffffffff8100bc9b>] system_call_fastpath+0x16/0x1b
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