early console in setup code
[    0.000000] Linux version 4.7.0-rc6-00052-g407237c (kbuild@athens) (gcc version 6.1.1 20160430 (Debian 6.1.1-1) ) #3 Fri Jul 8 13:11:57 CST 2016
[    0.000000] Command line: root=/dev/ram0 user=lkp job=/lkp/scheduled/vm-lkp-wsx03-quantal-x86_64-12/bisect_boot-1-quantal-core-x86_64.cgz-x86_64-randconfig-s0-07080832-407237cea1a068b2fad0455654c2f33266df79d2-20160708-80489-t0jhh0-0.yaml ARCH=x86_64 kconfig=x86_64-randconfig-s0-07080832 branch=linux-devel/devel-spot-201607080738 commit=407237cea1a068b2fad0455654c2f33266df79d2 BOOT_IMAGE=/pkg/linux/x86_64-randconfig-s0-07080832/gcc-6/407237cea1a068b2fad0455654c2f33266df79d2/vmlinuz-4.7.0-rc6-00052-g407237c max_uptime=600 RESULT_ROOT=/result/boot/1/vm-lkp-wsx03-quantal-x86_64/quantal-core-x86_64.cgz/x86_64-randconfig-s0-07080832/gcc-6/407237cea1a068b2fad0455654c2f33266df79d2/0 LKP_SERVER=inn earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw ip=::::vm-lkp-wsx03-quantal-x86_64-12::dhcp 
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000] x86/fpu: Legacy x87 FPU detected.
[    0.000000] x86/fpu: Using 'eager' FPU context switches.
[    0.000000] e820: BIOS-provided physical RAM map:
[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[    0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000167dffff] usable
[    0.000000] BIOS-e820: [mem 0x00000000167e0000-0x00000000167fffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] SMBIOS 2.8 present.
[    0.000000] DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014
[    0.000000] Hypervisor detected: KVM
[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[    0.000000] e820: last_pfn = 0x167e0 max_arch_pfn = 0x400000000
[    0.000000] Scan for SMP in [mem 0x00000000-0x000003ff]
[    0.000000] Scan for SMP in [mem 0x0009fc00-0x0009ffff]
[    0.000000] Scan for SMP in [mem 0x000f0000-0x000fffff]
[    0.000000] found SMP MP-table at [mem 0x000f6620-0x000f662f] mapped at [ffff8800000f6620]
[    0.000000]   mpc: f6630-f6714
[    0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576
[    0.000000] BRK [0x03135000, 0x03135fff] PGTABLE
[    0.000000] BRK [0x03136000, 0x03136fff] PGTABLE
[    0.000000] BRK [0x03137000, 0x03137fff] PGTABLE
[    0.000000] BRK [0x03138000, 0x03138fff] PGTABLE
[    0.000000] RAMDISK: [mem 0x14ef6000-0x167dffff]
[    0.000000] ACPI: Early table checksum verification disabled
[    0.000000] ACPI: RSDP 0x00000000000F6410 000014 (v00 BOCHS )
[    0.000000] ACPI: RSDT 0x00000000167E1737 000034 (v01 BOCHS  BXPCRSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: FACP 0x00000000167E0C14 000074 (v01 BOCHS  BXPCFACP 00000001 BXPC 00000001)
[    0.000000] ACPI: DSDT 0x00000000167E0040 000BD4 (v01 BOCHS  BXPCDSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: FACS 0x00000000167E0000 000040
[    0.000000] ACPI: SSDT 0x00000000167E0C88 0009F7 (v01 BOCHS  BXPCSSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: APIC 0x00000000167E167F 000080 (v01 BOCHS  BXPCAPIC 00000001 BXPC 00000001)
[    0.000000] ACPI: HPET 0x00000000167E16FF 000038 (v01 BOCHS  BXPCHPET 00000001 BXPC 00000001)
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] mapped APIC to ffffffffff5fc000 (        fee00000)
[    0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00
[    0.000000] kvm-clock: cpu 0, msr 0:14ef5001, primary cpu clock
[    0.000000] kvm-clock: using sched offset of 40378587295 cycles
[    0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
[    0.000000]   DMA32    [mem 0x0000000001000000-0x00000000167dffff]
[    0.000000]   Normal   empty
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000001000-0x000000000009efff]
[    0.000000]   node   0: [mem 0x0000000000100000-0x00000000167dffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x00000000167dffff]
[    0.000000] On node 0 totalpages: 92030
[    0.000000]   DMA zone: 64 pages used for memmap
[    0.000000]   DMA zone: 21 pages reserved
[    0.000000]   DMA zone: 3998 pages, LIFO batch:0
[    0.000000]   DMA32 zone: 1376 pages used for memmap
[    0.000000]   DMA32 zone: 88032 pages, LIFO batch:15
[    0.000000] ACPI: PM-Timer IO Port: 0x608
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] mapped APIC to ffffffffff5fc000 (        fee00000)
[    0.000000] ACPI: NR_CPUS/possible_cpus limit of 1 reached.  Processor 1/0x1 ignored.
[    0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[    0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 00, APIC ID 0, APIC INT 02
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[    0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 05, APIC ID 0, APIC INT 05
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 09, APIC ID 0, APIC INT 09
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[    0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 0a, APIC ID 0, APIC INT 0a
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[    0.000000] Int: type 0, pol 1, trig 3, bus 00, IRQ 0b, APIC ID 0, APIC INT 0b
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 01, APIC ID 0, APIC INT 01
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 03, APIC ID 0, APIC INT 03
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 04, APIC ID 0, APIC INT 04
[    0.000000] ACPI: IRQ5 used by override.
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 06, APIC ID 0, APIC INT 06
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 07, APIC ID 0, APIC INT 07
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 08, APIC ID 0, APIC INT 08
[    0.000000] ACPI: IRQ9 used by override.
[    0.000000] ACPI: IRQ10 used by override.
[    0.000000] ACPI: IRQ11 used by override.
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0c, APIC ID 0, APIC INT 0c
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0d, APIC ID 0, APIC INT 0d
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0e, APIC ID 0, APIC INT 0e
[    0.000000] Int: type 0, pol 0, trig 0, bus 00, IRQ 0f, APIC ID 0, APIC INT 0f
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000
[    0.000000] mapped IOAPIC to ffffffffff5fb000 (fec00000)
[    0.000000] KVM setup async PF for cpu 0
[    0.000000] kvm-stealtime: cpu 0, msr 22282c0
[    0.000000] e820: [mem 0x16800000-0xfeffbfff] available for PCI devices
[    0.000000] Booting paravirtualized kernel on KVM
[    0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
[    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[    0.000000] pcpu-alloc: [0] 0 
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 90569
[    0.000000] Kernel command line: root=/dev/ram0 user=lkp job=/lkp/scheduled/vm-lkp-wsx03-quantal-x86_64-12/bisect_boot-1-quantal-core-x86_64.cgz-x86_64-randconfig-s0-07080832-407237cea1a068b2fad0455654c2f33266df79d2-20160708-80489-t0jhh0-0.yaml ARCH=x86_64 kconfig=x86_64-randconfig-s0-07080832 branch=linux-devel/devel-spot-201607080738 commit=407237cea1a068b2fad0455654c2f33266df79d2 BOOT_IMAGE=/pkg/linux/x86_64-randconfig-s0-07080832/gcc-6/407237cea1a068b2fad0455654c2f33266df79d2/vmlinuz-4.7.0-rc6-00052-g407237c max_uptime=600 RESULT_ROOT=/result/boot/1/vm-lkp-wsx03-quantal-x86_64/quantal-core-x86_64.cgz/x86_64-randconfig-s0-07080832/gcc-6/407237cea1a068b2fad0455654c2f33266df79d2/0 LKP_SERVER=inn earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw ip=::::vm-lkp-wsx03-quantal-x86_64-12
[    0.000000] sysrq: sysrq always enabled.
[    0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes)
[    0.000000] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[    0.000000] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
[    0.000000] Memory: 301468K/368120K available (10544K kernel code, 3227K rwdata, 4248K rodata, 952K init, 11384K bss, 66652K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] NR_IRQS:4352 nr_irqs:256 16
[    0.000000] console [ttyS0] enabled
[    0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[    0.000000] ... MAX_LOCKDEP_SUBCLASSES:  8
[    0.000000] ... MAX_LOCK_DEPTH:          48
[    0.000000] ... MAX_LOCKDEP_KEYS:        8191
[    0.000000] ... CLASSHASH_SIZE:          4096
[    0.000000] ... MAX_LOCKDEP_ENTRIES:     32768
[    0.000000] ... MAX_LOCKDEP_CHAINS:      65536
[    0.000000] ... CHAINHASH_SIZE:          32768
[    0.000000]  memory used by lock dependency info: 8639 kB
[    0.000000]  per task-struct memory footprint: 2688 bytes
[    0.000000] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns
[    0.000000] hpet clockevent registered
[    0.000000] tsc: Detected 2260.998 MHz processor
[    1.046604] Calibrating delay loop (skipped) preset value.. 4521.99 BogoMIPS (lpj=2260998)
[    1.060571] pid_max: default: 32768 minimum: 301
[    1.068667] ACPI: Core revision 20160422
[    1.076940] Mount-cache hash table entries: 1024 (order: 1, 8192 bytes)
[    1.087990] Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes)
[    1.104840] mce: CPU supports 10 MCE banks
[    1.112708] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
[    1.121492] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0
[    1.131572] CPU: Intel Core Processor (Haswell) (family: 0x6, model: 0x3c, stepping: 0x1)
[    1.186091] Performance Events: unsupported p6 CPU model 60 no PMU driver, software events only.
[    1.192425] x2apic enabled
[    1.193537] Switched APIC routing to physical x2apic.
[    1.202082] enabled ExtINT on CPU#0
[    1.225737] ENABLING IO-APIC IRQs
[    1.231961] init IO_APIC IRQs
[    1.236691]  apic 0 pin 0 not connected
[    1.238419] IOAPIC[0]: Set routing entry (0-1 -> 0x31 -> IRQ 1 Mode:0 Active:0 Dest:0)
[    1.240882] IOAPIC[0]: Set routing entry (0-2 -> 0x30 -> IRQ 0 Mode:0 Active:0 Dest:0)
[    1.243069] IOAPIC[0]: Set routing entry (0-3 -> 0x33 -> IRQ 3 Mode:0 Active:0 Dest:0)
[    1.245024] IOAPIC[0]: Set routing entry (0-4 -> 0x34 -> IRQ 4 Mode:0 Active:0 Dest:0)
[    1.257706] IOAPIC[0]: Set routing entry (0-5 -> 0x35 -> IRQ 5 Mode:1 Active:0 Dest:0)
[    1.272455] IOAPIC[0]: Set routing entry (0-6 -> 0x36 -> IRQ 6 Mode:0 Active:0 Dest:0)
[    1.282271] IOAPIC[0]: Set routing entry (0-7 -> 0x37 -> IRQ 7 Mode:0 Active:0 Dest:0)
[    1.285076] IOAPIC[0]: Set routing entry (0-8 -> 0x38 -> IRQ 8 Mode:0 Active:0 Dest:0)
[    1.287473] IOAPIC[0]: Set routing entry (0-9 -> 0x39 -> IRQ 9 Mode:1 Active:0 Dest:0)
[    1.289350] IOAPIC[0]: Set routing entry (0-10 -> 0x3a -> IRQ 10 Mode:1 Active:0 Dest:0)
[    1.299479] IOAPIC[0]: Set routing entry (0-11 -> 0x3b -> IRQ 11 Mode:1 Active:0 Dest:0)
[    1.314649] IOAPIC[0]: Set routing entry (0-12 -> 0x3c -> IRQ 12 Mode:0 Active:0 Dest:0)
[    1.326796] IOAPIC[0]: Set routing entry (0-13 -> 0x3d -> IRQ 13 Mode:0 Active:0 Dest:0)
[    1.329898] IOAPIC[0]: Set routing entry (0-14 -> 0x3e -> IRQ 14 Mode:0 Active:0 Dest:0)
[    1.332490] IOAPIC[0]: Set routing entry (0-15 -> 0x3f -> IRQ 15 Mode:0 Active:0 Dest:0)
[    1.334554]  apic 0 pin 16 not connected
[    1.341051]  apic 0 pin 17 not connected
[    1.348534]  apic 0 pin 18 not connected
[    1.355895]  apic 0 pin 19 not connected
[    1.363020]  apic 0 pin 20 not connected
[    1.369530]  apic 0 pin 21 not connected
[    1.371342]  apic 0 pin 22 not connected
[    1.372801]  apic 0 pin 23 not connected
[    1.374363] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    1.377058] TSC deadline timer enabled
[    1.382779] devtmpfs: initialized
[    1.402898] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
[    1.419831] xor: measuring software checksum speed
[    1.432700]    prefetch64-sse:  8612.000 MB/sec
[    1.454310]    generic_sse:  1196.000 MB/sec
[    1.464970] xor: using function: prefetch64-sse (8612.000 MB/sec)
[    1.476047] prandom: seed boundary self test passed
[    1.480271] prandom: 100 self tests passed
[    1.481963] atomic64_test: passed for x86-64 platform with CX8 and with SSE
[    1.488723] pinctrl core: initialized pinctrl subsystem
[    1.503927] regulator-dummy: no parameters
[    1.517724] NET: Registered protocol family 16
[    1.522915] cpuidle: using governor ladder
[    1.525416] ACPI: bus type PCI registered
[    1.526977] PCI: Using configuration type 1 for base access
[    1.611732] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[    1.638221] raid6: sse2x1   gen()  1425 MB/s
[    1.666674] raid6: sse2x1   xor()   421 MB/s
[    1.694834] raid6: sse2x2   gen()   703 MB/s
[    1.722995] raid6: sse2x2   xor()   490 MB/s
[    1.751287] raid6: sse2x4   gen()   578 MB/s
[    1.779414] raid6: sse2x4   xor()   419 MB/s
[    1.789294] raid6: using algorithm sse2x1 gen() 1425 MB/s
[    1.798465] raid6: .... xor() 421 MB/s, rmw enabled
[    1.801786] raid6: using ssse3x2 recovery algorithm
[    1.803949] ACPI: Added _OSI(Module Device)
[    1.805273] ACPI: Added _OSI(Processor Device)
[    1.806523] ACPI: Added _OSI(3.0 _SCP Extensions)
[    1.807762] ACPI: Added _OSI(Processor Aggregator Device)
[    1.851417] ACPI: 2 ACPI AML tables successfully acquired and loaded
[    1.863268] 
[    1.909708] ACPI: Interpreter enabled
[    1.916131] ACPI: (supports S0 S5)
[    1.919128] ACPI: Using IOAPIC for interrupt routing
[    1.921115] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[    1.987066] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    2.001868] acpi PNP0A03:00: _OSC: OS supports [Segments MSI]
[    2.016061] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
[    2.033987] PCI host bridge to bus 0000:00
[    2.044263] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
[    2.054432] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
[    2.057713] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[    2.060810] pci_bus 0000:00: root bus resource [mem 0x16800000-0xfebfffff window]
[    2.076120] pci_bus 0000:00: root bus resource [bus 00-ff]
[    2.090341] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[    2.114415] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
[    2.120485] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180
[    2.160288] pci 0000:00:01.1: reg 0x20: [io  0xc040-0xc04f]
[    2.166111] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io  0x01f0-0x01f7]
[    2.175963] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io  0x03f6]
[    2.191841] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io  0x0170-0x0177]
[    2.209017] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io  0x0376]
[    2.217741] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
[    2.221353] pci 0000:00:01.3: quirk: [io  0x0600-0x063f] claimed by PIIX4 ACPI
[    2.227820] pci 0000:00:01.3: quirk: [io  0x0700-0x070f] claimed by PIIX4 SMB
[    2.251994] pci 0000:00:02.0: [1234:1111] type 00 class 0x030000
[    2.289706] pci 0000:00:02.0: reg 0x10: [mem 0xfd000000-0xfdffffff pref]
[    2.338779] pci 0000:00:02.0: reg 0x18: [mem 0xfebf0000-0xfebf0fff]
[    2.414740] pci 0000:00:02.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref]
[    2.430638] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000
[    2.436764] pci 0000:00:03.0: reg 0x10: [mem 0xfebc0000-0xfebdffff]
[    2.457910] pci 0000:00:03.0: reg 0x14: [io  0xc000-0xc03f]
[    2.502027] pci 0000:00:03.0: reg 0x30: [mem 0xfeb80000-0xfebbffff pref]
[    2.524060] pci 0000:00:04.0: [8086:25ab] type 00 class 0x088000
[    2.543315] pci 0000:00:04.0: reg 0x10: [mem 0xfebf1000-0xfebf100f]
[    2.575752] pci_bus 0000:00: on NUMA node 0
[    2.600351] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11)
[    2.604896] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
[    2.607804] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
[    2.615395] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11)
[    2.630957] ACPI: PCI Interrupt Link [LNKS] (IRQs *9)
[    2.653019] ACPI: Enabled 16 GPEs in block 00 to 0F
[    2.677517] SCSI subsystem initialized
[    2.686590] libata version 3.00 loaded.
[    2.689285] Unable to find dmi tokens
[    2.691058] wmi: Mapper loaded
[    2.692570] FPGA manager framework
[    2.693881] PCI: Using ACPI for IRQ routing
[    2.695304] PCI: pci_cache_line_size set to 64 bytes
[    2.706086] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff]
[    2.718980] e820: reserve RAM buffer [mem 0x167e0000-0x17ffffff]
[    2.743735] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
[    2.750254] hpet0: 3 comparators, 64-bit 100.000000 MHz counter
[    2.764035] clocksource: Switched to clocksource kvm-clock
[    2.785783] VFS: Disk quotas dquot_6.6.0
[    2.793511] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    2.797357] FS-Cache: Loaded
[    2.800972] CacheFiles: Loaded
[    2.802124] pnp: PnP ACPI init
[    2.811249] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active)
[    2.826700] pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active)
[    2.838145] pnp 00:02: Plug and Play ACPI device, IDs PNP0f13 (active)
[    2.841548] pnp 00:03: [dma 2]
[    2.843001] pnp 00:03: Plug and Play ACPI device, IDs PNP0700 (active)
[    2.845530] pnp 00:04: Plug and Play ACPI device, IDs PNP0400 (active)
[    2.860976] pnp 00:05: Plug and Play ACPI device, IDs PNP0501 (active)
[    2.881606] pnp: PnP ACPI: found 6 devices
[    2.891362] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[    2.910870] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
[    2.924099] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
[    2.928256] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[    2.931287] pci_bus 0000:00: resource 7 [mem 0x16800000-0xfebfffff window]
[    2.933823] NET: Registered protocol family 1
[    2.937228] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[    2.950321] pci 0000:00:01.0: PIIX3: Enabling Passive Release
[    2.962953] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[    2.972362] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[    2.976386] PCI: CLS 0 bytes, default 64
[    2.978237] Unpacking initramfs...
[    9.339017] Freeing initrd memory: 25512K (ffff880014ef6000 - ffff8800167e0000)
[    9.360249] cryptomgr_test (24) used greatest stack depth: 15120 bytes left
[    9.376225] PCLMULQDQ-NI instructions are not detected.
[    9.389839] AVX or AES-NI instructions are not detected.
[    9.399797] CPU feature 'AVX registers' is not supported.
[    9.402824] CPU feature 'AVX registers' is not supported.
[    9.405225] CPU feature 'AVX registers' is not supported.
[    9.407269] CPU feature 'AVX registers' is not supported.
[    9.409076] AVX2 or AES-NI instructions are not detected.
[    9.419410] AVX2 instructions are not detected.
[    9.430264] rcu-perf:--- Start of test: nreaders=1 nwriters=1 verbose=1 shutdown=0
[    9.446263] rcu-torture: Creating rcu_perf_reader task
[    9.449257] rcu-perf: rcu_perf_reader task started
[    9.452096] rcu-torture: Creating rcu_perf_writer task
[    9.458166] rcu-perf: rcu_perf_writer task started
[    9.471690] futex hash table entries: 256 (order: 2, 24576 bytes)
[    9.473955] Initialise system trusted keyrings
[    9.475412] workingset: timestamp_bits=44 max_order=17 bucket_order=0
[    9.536701] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    9.537604] ntfs: driver 2.1.32 [Flags: R/O].
[    9.537947] romfs: ROMFS MTD (C) 2007 Red Hat, Inc.
[    9.538069] orangefs_init: called with debug mask: :none: :0:
[    9.538420] orangefs: module version upstream loaded
[    9.538497] SGI XFS with ACLs, security attributes, debug enabled
[    9.556231] NILFS version 2 loaded
[    9.556254] befs: version: 0.9.3
[    9.581681] ------------[ cut here ]------------
[    9.584064] WARNING: CPU: 0 PID: 59 at kernel/rcu/rcuperf.c:367 rcu_perf_writer+0x2c4/0x300
[    9.586587] CPU: 0 PID: 59 Comm: rcu_perf_writer Not tainted 4.7.0-rc6-00052-g407237c #3
[    9.591530] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014
[    9.616280]  0000000000000000 ffff880013e43d90 ffffffff814c3729 ffff880013e43dd0
[    9.632714]  ffffffff810bd235 0000016f13e43da8 ffff88000dc800c0 0000000000000000
[    9.635717]  ffffffff810f3d10 ffff880013e498f8 ffff880013c50000 ffff880013e43de0
[    9.638005] Call Trace:
[    9.640433]  [<ffffffff814c3729>] dump_stack+0x19/0x20
[    9.645059]  [<ffffffff810bd235>] __warn+0xb5/0xe0
[    9.651637]  [<ffffffff810f3d10>] ? rcu_perf_wait_shutdown+0x60/0x60
[    9.659998]  [<ffffffff810bd318>] warn_slowpath_null+0x18/0x20
[    9.667808]  [<ffffffff810f3fd4>] rcu_perf_writer+0x2c4/0x300
[    9.674804]  [<ffffffff810f3d10>] ? rcu_perf_wait_shutdown+0x60/0x60
[    9.680056]  [<ffffffff810f3d10>] ? rcu_perf_wait_shutdown+0x60/0x60
[    9.682329]  [<ffffffff810d41d7>] kthread+0x107/0x110
[    9.683930]  [<ffffffff81a4a3ff>] ret_from_fork+0x1f/0x40
[    9.685394]  [<ffffffff810d40d0>] ? __kthread_parkme+0x90/0x90
[    9.686839] ---[ end trace 95f2e73b26a8f7d8 ]---
[    9.694512] Key type asymmetric registered
[    9.695320] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)
[    9.695385] io scheduler noop registered
[    9.695388] io scheduler deadline registered
[    9.695512] io scheduler cfq registered (default)
[    9.695513] start plist test
[    9.713176] end plist test
[    9.713211] test_string_helpers: Running tests...
[    9.714854] test_firmware: interface ready
[    9.716252] test_printf: all 260 tests passed
[    9.716707] xz_dec_test: module loaded
[    9.716709] xz_dec_test: Create a device node with 'mknod xz_dec_test c 247 0' and write .xz files to it.
[    9.717158] glob: 64 self-tests passed, 0 failed
[   14.233294] rbtree testing -> 102103 cycles
[   21.414924] augmented rbtree testing -> 154007 cycles
[   21.781783] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x20974986637, max_idle_ns: 440795286310 ns
[   22.062701] gpio_it87: no device
[   22.073301] intel_idle: does not run on family 6 model 60
[   22.085353] ipmi message handler version 39.2
[   22.095337] IPMI System Interface driver.
[   22.104995] ipmi_si: Unable to find any System Interface(s)
[   22.118218] IPMI SSIF Interface driver
[   22.126993] IPMI Watchdog: driver initialized
[   22.136684] Copyright (C) 2004 MontaVista Software - IPMI Powerdown via sys_reboot.
[   22.153153] IPMI poweroff: Unable to register powercycle sysctl
[   22.168148] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[   22.185325] ACPI: Power Button [PWRF]
[   22.197774] GHES: HEST is not enabled!
[   22.439093] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
[   22.507776] 00:05: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[   22.535162] lp: driver loaded but no devices found
[   22.542355] Applicom driver: $Id: ac.c,v 1.30 2000/03/22 16:03:57 dwmw2 Exp $
[   22.556845] ac.o: No PCI boards found.
[   22.566366] ac.o: For an ISA board you must supply memory and irq parameters.
[   22.584224] Non-volatile memory driver v1.3
[   22.593558] ppdev: user-space parallel port driver
[   22.602659] telclk_interrupt = 0xf non-mcpbl0010 hw.
[   22.611350] Linux agpgart interface v0.103
[   22.622684] AMD IOMMUv2 driver by Joerg Roedel <jroedel@suse.de>
[   22.634285] AMD IOMMUv2 functionality not available on this system
[   22.639840] parport_pc 00:04: reported by Plug and Play ACPI
[   22.641929] parport0: PC-style at 0x378, irq 7 [PCSPP(,...)]
[   22.644117] lp0: using parport0 (interrupt-driven).
[   22.648495] dummy-irq: no IRQ given.  Use irq=N
[   22.655429] Phantom Linux Driver, version n0.9.8, init OK
[   22.664375] Guest personality initialized and is inactive
[   22.672504] VMCI host device registered (name=vmci, major=10, minor=61)
[   22.682126] Initialized host personality
[   22.811173] panel: driver version 0.9.5 registered on parport0 (io=0x378).
[   22.835539] Uniform Multi-Platform E-IDE driver
[   22.855277] ide_generic: please use "probe_mask=0x3f" module parameter for probing all legacy ISA IDE ports
[   22.881173] ide-gd driver 1.18
[   22.891317] SCSI Media Changer driver v0.25 
[   22.907454] Error: Driver 'pata_platform' is already registered, aborting...
[   22.932537] Rounding down aligned max_sectors from 4294967295 to 4294967288
[   22.954443] HSI/SSI char device loaded
[   22.964166] Fusion MPT base driver 3.04.20
[   22.975635] Copyright (c) 1999-2008 LSI Corporation
[   22.988142] Fusion MPT SPI Host driver 3.04.20
[   23.000649] Fusion MPT SAS Host driver 3.04.20
[   23.012507] Fusion MPT misc device (ioctl) driver 3.04.20
[   23.027736] mptctl: Registered with Fusion MPT base driver
[   23.035842] mptctl: /dev/mptctl @ (major,minor=10,220)
[   23.050583] VFIO - User Level meta-driver version: 0.3
[   23.059495] parport0: cannot grant exclusive access for device ks0108
[   23.076226] ks0108: ERROR: parport didn't register new device
[   23.090735] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12
[   23.116761] serio: i8042 KBD port at 0x60,0x64 irq 1
[   23.124802] serio: i8042 AUX port at 0x60,0x64 irq 12
[   23.136525] mousedev: PS/2 mouse device common for all mice
[   23.149458] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1
[   23.163591] rtc_cmos 00:00: RTC can wake from S4
[   23.165563] rtc rtc0: alarm rollover: day
[   23.166832] rtc rtc0: rtc_cmos: dev (252:0)
[   23.166892] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0
[   23.169976] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram, hpet irqs
[   23.175161] rtc rtc1: alarm rollover: day
[   23.175219] rtc rtc1: invalid alarm value: 1900-1-9 2022213768:1073741856:0
[   23.175899] rtc rtc1: test: dev (252:1)
[   23.175903] rtc-test rtc-test.0: rtc core: registered test as rtc1
[   23.176583] rtc rtc2: alarm rollover: day
[   23.176587] rtc rtc2: invalid alarm value: 1900-1-9 2022213768:1073741856:0
[   23.184754] rtc rtc2: test: dev (252:2)
[   23.184781] rtc-test rtc-test.1: rtc core: registered test as rtc2
[   23.186565] i2c /dev entries driver
[   23.188605] i2c-parport-light: adapter type unspecified
[   23.188999] Driver for 1-wire Dallas network protocol.
[   23.189672] DS1WM w1 busmaster driver - (c) 2004 Szabolcs Gyurko
[   23.190158] 1-Wire driver for the DS2760 battery monitor chip - (c) 2004-2005, Szabolcs Gyurko
[   23.203219] f71882fg: Not a Fintek device
[   23.203413] f71882fg: Not a Fintek device
[   23.217444] pc87360: PC8736x not detected, module not inserted
[   23.217682] sch56xx_common: Unsupported device id: 0xff
[   23.217740] sch56xx_common: Unsupported device id: 0xff
[   23.223052] intel_powerclamp: No package C-state available
[   23.223052] acquirewdt: WDT driver for Acquire single board computer initialising
[   23.223285] acquirewdt: I/O address 0x0043 already in use
[   23.223295] acquirewdt: probe of acquirewdt failed with error -5
[   23.223397] alim7101_wdt: Steve Hill <steve@navaho.co.uk>
[   23.223402] alim7101_wdt: ALi M7101 PMU not present - WDT not set
[   23.223404] sp5100_tco: SP5100/SB800 TCO WatchDog Timer Driver v0.05
[   23.223678] i6300esb: Intel 6300ESB WatchDog Timer Driver v0.05
[   23.228285] i6300esb: initialized (0xffffc90000110000). heartbeat=30 sec (nowayout=1)
[   23.228455] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11
[   23.228645] iTCO_vendor_support: vendor-support=0
[   23.229783] it87_wdt: no device
[   23.230487] sc1200wdt: build 20020303
[   23.230626] sc1200wdt: io parameter must be specified
[   23.230751] pc87413_wdt: Version 1.1 at io 0x2E
[   23.230782] pc87413_wdt: cannot register miscdev on minor=130 (err=-16)
[   23.230787] nv_tco: NV TCO WatchDog Timer Driver v0.01
[   23.243458] smsc37b787_wdt: SMsC 37B787 watchdog component driver 1.1 initialising...
[   23.245462] smsc37b787_wdt: Unable to register miscdev on minor 130
[   23.246535] w83877f_wdt: cannot register miscdev on minor=130 (err=-16)
[   23.247955] watchdog: Software Watchdog: cannot register miscdev on minor=130 (err=-16).
[   23.247958] watchdog: Software Watchdog: a legacy watchdog module is probably present.
[   23.248998] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=1)
[   23.249055] md: raid1 personality registered for level 1
[   23.249354] md: raid10 personality registered for level 10
[   23.250748] md: raid6 personality registered for level 6
[   23.250773] md: raid5 personality registered for level 5
[   23.250776] md: raid4 personality registered for level 4
[   23.250780] md: multipath personality registered for level -4
[   23.269812] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com
[   23.270447] device-mapper: multipath: version 1.11.0 loaded
[   23.270469] device-mapper: multipath round-robin: version 1.1.0 loaded
[   23.270472] device-mapper: multipath queue-length: version 0.2.0 loaded
[   23.270475] device-mapper: multipath service-time: version 0.3.0 loaded
[   23.270544] device-mapper: raid: Loading target version 1.8.0
[   23.270850] wbsd: Winbond W83L51xD SD/MMC card interface driver
[   23.270851] wbsd: Copyright(c) Pierre Ossman
[   23.272413] ledtrig-cpu: registered to indicate activity on CPUs
[   23.272954] dcdbas dcdbas: Dell Systems Management Base Driver (version 5.6.0-3.2)
[   23.273225] vme_pio2: No cards, skipping registration
[   23.274334] alienware_wmi: alienware-wmi: No known WMI GUID found
[   23.277492] AMD(R) PCI-E Non-Transparent Bridge Driver 1.0
[   23.277540] Intel(R) PCI-E Non-Transparent Bridge Driver 2.0
[   23.277727]  fake-fmc-carrier: mezzanine 0
[   23.277729]       Manufacturer: fake-vendor
[   23.277730]       Product name: fake-design-for-testing
[   23.278683] fmc fake-design-for-testing-f001: Driver has no ID: matches all
[   23.278844] fmc_trivial: probe of fake-design-for-testing-f001 failed with error -95
[   23.279004] fmc fake-design-for-testing-f001: Driver has no ID: matches all
[   23.279396] fmc_write_eeprom fake-design-for-testing-f001: fmc_write_eeprom: no busid passed, refusing all cards
[   23.280264] intel_rapl: no valid rapl domains found in package 0
[   23.281341] oprofile: using timer interrupt.
[   23.299521] microcode: CPU0 sig=0x306c1, pf=0x1, revision=0x1
[   23.300457] microcode: Microcode Update Driver: v2.01 <tigran@aivazian.fsnet.co.uk>, Peter Oruba
[   23.300752] ... APIC ID:      00000000 (0)
[   23.300779] ... APIC VERSION: 01050014
[   23.301428] 0000000000000000000000000000000000000000000000000000000000000000
[   23.301530] 0000000000000000000000000000000000000000000000000000000000000000
[   23.301654] 0000000000000000000000000000000000000000000000000000000000008000
[   23.301750] 
[   23.301881] number of MP IRQ sources: 15.
[   23.301884] number of IO-APIC #0 registers: 24.
[   23.301885] testing the IO APIC.......................
[   23.302235] IO APIC #0......
[   23.302239] .... register #00: 00000000
[   23.302240] .......    : physical APIC id: 00
[   23.302242] .......    : Delivery Type: 0
[   23.302243] .......    : LTS          : 0
[   23.302245] .... register #01: 00170011
[   23.302246] .......     : max redirection entries: 17
[   23.302269] .......     : PRQ implemented: 0
[   23.302270] .......     : IO APIC version: 11
[   23.302272] .... register #02: 00000000
[   23.302273] .......     : arbitration: 00
[   23.302274] .... IRQ redirection table:
[   23.302276] IOAPIC 0:
[   23.302406]  pin00, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.302530]  pin01, enabled , edge , high, V(31), IRR(0), S(0), physical, D(00), M(0)
[   23.302634]  pin02, enabled , edge , high, V(30), IRR(0), S(0), physical, D(00), M(0)
[   23.302756]  pin03, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.302857]  pin04, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.302955]  pin05, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.303249]  pin06, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.303376]  pin07, enabled , edge , high, V(37), IRR(0), S(0), physical, D(00), M(0)
[   23.303502]  pin08, enabled , edge , high, V(38), IRR(0), S(0), physical, D(00), M(0)
[   23.303607]  pin09, enabled , level, high, V(39), IRR(0), S(0), physical, D(00), M(0)
[   23.303732]  pin0a, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.303889]  pin0b, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.304051]  pin0c, enabled , edge , high, V(3C), IRR(0), S(0), physical, D(00), M(0)
[   23.304318]  pin0d, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.304442]  pin0e, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.304543]  pin0f, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.304644]  pin10, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.304764]  pin11, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.304868]  pin12, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.304993]  pin13, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.305283]  pin14, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.305414]  pin15, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.305516]  pin16, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.305639]  pin17, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[   23.305641] IRQ to pin mappings:
[   23.305648] IRQ0 -> 0:2
[   23.305674] IRQ1 -> 0:1
[   23.305679] IRQ3 -> 0:3
[   23.305705] IRQ4 -> 0:4
[   23.305710] IRQ5 -> 0:5
[   23.305714] IRQ6 -> 0:6
[   23.305740] IRQ7 -> 0:7
[   23.305744] IRQ8 -> 0:8
[   23.305769] IRQ9 -> 0:9
[   23.305773] IRQ10 -> 0:10
[   23.305776] IRQ11 -> 0:11
[   23.305801] IRQ12 -> 0:12
[   23.305805] IRQ13 -> 0:13
[   23.305809] IRQ14 -> 0:14
[   23.305835] IRQ15 -> 0:15
[   23.305836] .................................... done.
[   23.325767] Loading compiled-in X.509 certificates
[   23.326934] page_owner is disabled
[   23.337693] Btrfs loaded, crc32c=crc32c-generic, debug=on, assert=on
[   23.338443] BTRFS: selftest: sectorsize: 4096  nodesize: 4096
[   23.338476] BTRFS: selftest: Running btrfs free space cache tests
[   23.338568] BUG: unable to handle kernel paging request at 00000000000025d8
[   23.338602] IP: [<ffffffff813e9311>] btrfs_init_free_space_ctl+0x41/0x90
[   23.338606] PGD 0 
[   23.338631] Oops: 0000 [#1]
[   23.338660] CPU: 0 PID: 1 Comm: swapper Tainted: G        W       4.7.0-rc6-00052-g407237c #3
[   23.338663] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014
[   23.338667] task: ffff880013c50000 ti: ffff880013c44000 task.ti: ffff880013c44000
[   23.338695] RIP: 0010:[<ffffffff813e9311>]  [<ffffffff813e9311>] btrfs_init_free_space_ctl+0x41/0x90
[   23.338699] RSP: 0000:ffff880013c47db0  EFLAGS: 00010286
[   23.338701] RAX: 0000000000000000 RBX: ffff8800108dcc00 RCX: 0000000000000000
[   23.338703] RDX: ffffffff8310fb00 RSI: ffffffff81f3e7ce RDI: ffff8800108dcc80
[   23.338727] RBP: ffff880013c47dc0 R08: 0000000000000001 R09: ffff8800108dcc00
[   23.338729] R10: 0000000000000001 R11: 0000000000000000 R12: ffff8800161e4c00
[   23.338732] R13: 0000000008001000 R14: ffffffff81f2fd78 R15: 0000000008000000
[   23.338736] FS:  0000000000000000(0000) GS:ffffffff82221000(0000) knlGS:0000000000000000
[   23.338760] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.338762] CR2: 00000000000025d8 CR3: 000000000220c000 CR4: 00000000000006f0
[   23.338793] Stack:
[   23.338800]  ffff8800161e4c00 0000000000001000 ffff880013c47de8 ffffffff8141fc5f
[   23.338827]  0000000000000000 0000000000001000 0000000000001000 ffff880013c47e48
[   23.338832]  ffffffff8141e260 ffff880000000018 0000000000001000 ffff880013c47e10
[   23.338855] Call Trace:
[   23.338864]  [<ffffffff8141fc5f>] btrfs_alloc_dummy_block_group+0xbf/0xf0
[   23.338891]  [<ffffffff8141e260>] btrfs_test_free_space_cache+0x40/0xe80
[   23.338896]  [<ffffffff8141fdd8>] btrfs_run_sanity_tests+0xa8/0x140
[   23.338924]  [<ffffffff82528715>] ? do_early_param+0x8f/0x8f
[   23.338954]  [<ffffffff8254afb7>] init_btrfs_fs+0xd8/0x13d
[   23.338959]  [<ffffffff8254aedf>] ? debugfs_init+0x50/0x50
[   23.339027]  [<ffffffff825290fb>] do_one_initcall+0x98/0x13d
[   23.339055]  [<ffffffff82528715>] ? do_early_param+0x8f/0x8f
[   23.339060]  [<ffffffff825292a0>] kernel_init_freeable+0x100/0x194
[   23.339091]  [<ffffffff81a42e79>] kernel_init+0x9/0xf0
[   23.339119]  [<ffffffff81a4a3ff>] ret_from_fork+0x1f/0x40
[   23.339146]  [<ffffffff81a42e70>] ? rest_init+0xc0/0xc0
[   23.339440] Code: 8b 9f 88 01 00 00 49 89 fc 48 89 df e8 49 de cf ff 49 8b 44 24 30 48 8d bb 80 00 00 00 48 c7 c2 00 fb 10 83 48 c7 c6 ce e7 f3 81 <8b> 80 d8 25 00 00 89 43 64 49 8b 04 24 4c 89 63 78 48 c7 43 70 
[   23.339447] RIP  [<ffffffff813e9311>] btrfs_init_free_space_ctl+0x41/0x90
[   23.339471]  RSP <ffff880013c47db0>
[   23.339473] CR2: 00000000000025d8
[   23.339540] ---[ end trace 95f2e73b26a8f7da ]---
[   23.339543] Kernel panic - not syncing: Fatal exception
[   23.339606] Kernel Offset: disabled

Elapsed time: 70
qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap -kernel /pkg/linux/x86_64-randconfig-s0-07080832/gcc-6/407237cea1a068b2fad0455654c2f33266df79d2/vmlinuz-4.7.0-rc6-00052-g407237c -append 'root=/dev/ram0 user=lkp job=/lkp/scheduled/vm-lkp-wsx03-quantal-x86_64-12/bisect_boot-1-quantal-core-x86_64.cgz-x86_64-randconfig-s0-07080832-407237cea1a068b2fad0455654c2f33266df79d2-20160708-80489-t0jhh0-0.yaml ARCH=x86_64 kconfig=x86_64-randconfig-s0-07080832 branch=linux-devel/devel-spot-201607080738 commit=407237cea1a068b2fad0455654c2f33266df79d2 BOOT_IMAGE=/pkg/linux/x86_64-randconfig-s0-07080832/gcc-6/407237cea1a068b2fad0455654c2f33266df79d2/vmlinuz-4.7.0-rc6-00052-g407237c max_uptime=600 RESULT_ROOT=/result/boot/1/vm-lkp-wsx03-quantal-x86_64/quantal-core-x86_64.cgz/x86_64-randconfig-s0-07080832/gcc-6/407237cea1a068b2fad0455654c2f33266df79d2/0 LKP_SERVER=inn earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw ip=::::vm-lkp-wsx03-quantal-x86_64-12::dhcp drbd.minor_count=8'  -initrd /fs/sdc1/initrd-vm-lkp-wsx03-quantal-x86_64-12 -m 360 -smp 2 -device e1000,netdev=net0 -netdev user,id=net0 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-vm-lkp-wsx03-quantal-x86_64-12 -serial file:/dev/shm/kboot/serial-vm-lkp-wsx03-quantal-x86_64-12 -daemonize -display none -monitor null 
