Hi Stephen,
0day kernel testing robot got the below dmesg and the first bad commit is
git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
commit 8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd
Merge: 2ef44b3 d07b956
Author: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
AuthorDate: Fri Feb 13 15:56:51 2015 +1100
Commit: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
CommitDate: Fri Feb 13 15:56:51 2015 +1100
Merge branch 'akpm-current/current'
Conflicts:
arch/x86/include/asm/pgtable_64.h
include/linux/memcontrol.h
include/linux/mm.h
include/linux/slab.h
include/linux/swapops.h
kernel/fork.c
lib/Makefile
mm/memcontrol.c
mm/mprotect.c
mm/slab.h
mm/slab_common.c
mm/swap.c
scripts/module-common.lds
+------------------------------------+------------+------------+------------+---------------+
| | 2ef44b3a9e | d07b956c65 | 8fe7fba505 | next-20150213 |
+------------------------------------+------------+------------+------------+---------------+
| boot_successes | 60 | 60 | 0 | 0 |
| boot_failures | 0 | 0 | 20 | 14 |
| BUG:non-zero_nr_pmds_on_freeing_mm | 0 | 0 | 20 | 14 |
+------------------------------------+------------+------------+------------+---------------+
[ 2.209695] debug: unmapping init [mem 0xffff88000ff75000-0xffff88000fffffff]
[ 2.210862] debug: unmapping init [mem 0xffff8800103d1000-0xffff8800103fffff]
[ 2.217056] random: init urandom read with 3 bits of entropy available
[ 2.219092] BUG: non-zero nr_pmds on freeing mm: 2
[ 2.221865] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.224047] BUG: non-zero nr_pmds on freeing mm: 2
[ 2.225538] hostname (100) used greatest stack depth: 14200 bytes left
[ 2.226392] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.227118] mount (97) used greatest stack depth: 14104 bytes left
[ 2.227811] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.228896] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.230337] BUG: non-zero nr_pmds on freeing mm: 2
[ 2.231197] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.233237] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.234339] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.235530] BUG: non-zero nr_pmds on freeing mm: 2
[ 2.237687] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.240279] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.241549] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.242726] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.243792] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.244839] BUG: non-zero nr_pmds on freeing mm: 2
[ 2.245741] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.246546] BUG: non-zero nr_pmds on freeing mm: 3
/bin/sh: /proc/self/fd/9: No such file or directory
[ 2.249348] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.250126] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.251983] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.253333] BUG: non-zero nr_pmds on freeing mm: 2
[ 2.255435] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.256551] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.259066] BUG: non-zero nr_pmds on freeing mm: 3
[ 2.260070] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.260977] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.262336] BUG: non-zero nr_pmds on freeing mm: 2
[ 2.264123] sh (122) used greatest stack depth: 13992 bytes left
[ 2.264831] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.266065] BUG: non-zero nr_pmds on freeing mm: 2
/bin/sh: /proc/self/fd/9: No such file or directory
[ 2.268783] BUG: non-zero nr_pmds on freeing mm: 4
[ 2.269971] BUG: non-zero nr_pmds on freeing mm: 2
/bin/sh: /proc/self/fd/9: No such file or directory
[ 2.272452] BUG: non-zero nr_pmds on freeing mm: 4
Elapsed time: 5
qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel /kernel/x86_64-randconfig-n0-02131024/8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd/vmlinuz-3.19.0-g8fe7fba -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 rd.udev.log-priority=err systemd.log_target=journal systemd.log_level=warning 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 root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/x86_64-randconfig-n0-02131024/next:master:8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd:bisect-linux-7/.vmlinuz-8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd-20150213172638-7-client7 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-n0-02131024/8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd/vmlinuz-3.19.0-g8fe7fba drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-x86_64.cgz -m 320 -smp 2 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-quantal-client7-5 -serial file:/dev/shm/kboot/serial-quantal-client7-5 -daemonize -display none -monitor null
git bisect start b8acf73194186a5cba86812eb4ba17b897f0e13e bfa76d49576599a4b9f9b7a71f23d73d6dcff735 --
git bisect good 15763db134dd60504dbd93137e6654f06d639acf # 15:04 20+ 0 Merge branch 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
git bisect good 6e822065fa5ce80b14e82948c86d91b1844a4092 # 16:13 20+ 0 Merge remote-tracking branch 'char-misc/char-misc-next'
git bisect good e4bd2bf79cef1c75552eab6a8623a7005335b361 # 16:35 20+ 0 Merge remote-tracking branch 'clk/clk-next'
git bisect good 806acae0b8ec190eacb14c5db56fa492353d8672 # 17:04 20+ 0 Merge remote-tracking branch 'y2038/y2038'
git bisect bad 8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd # 17:29 0- 20 Merge branch 'akpm-current/current'
git bisect good 2ef44b3a9ead3e81621386b9227f3c12da95a05d # 18:07 20+ 0 Merge remote-tracking branch 'access_once/linux-next'
git bisect good 9ddc30fda3048a05dfb377422a560709bfd6b95a # 18:28 20+ 0 x86-add-pmd_-for-thp-fix
git bisect good 78baabee9d8ed5eca4d6c3e11282f131aad503d5 # 18:58 20+ 0 irq: use %*pb[l] to print bitmaps including cpumasks and nodemasks
git bisect good df9fbe22ce6f7048ceb77c2ca72b27066ae75509 # 19:22 20+ 0 fs-befs-linuxvfsc-remove-unnecessary-casting-fix
git bisect good 3a1f139f4faaa9e30d7d72f5328410b430f3f74e # 19:43 20+ 0 scripts/gdb: add cache for type objects
git bisect good 97dc3f62c8f37795cdee3001e86c346dd7f7a879 # 20:09 20+ 0 scripts/gdb: add internal helper and convenience function for per-cpu lookup
git bisect good 135b2593df87b40d0eab61d7e3183106ef622bdf # 20:26 20+ 0 scripts/gdb: convert ModuleList to generator function
git bisect good e0c48fa7b961ea3e420c60fcddd3100b3413546a # 20:58 20+ 0 ipc,sem: use current->state helpers
git bisect good b4970b267279135de6984f101bde0ad7c49bb619 # 21:20 20+ 0 samples-seccomp-improve-label-helper-fix
git bisect good d07b956c650ad58a8ce00517515ebaf962e1f5c7 # 21:42 20+ 0 scripts/gdb: Add infrastructure
# first bad commit: [8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd] Merge branch 'akpm-current/current'
git bisect good 2ef44b3a9ead3e81621386b9227f3c12da95a05d # 21:44 60+ 0 Merge remote-tracking branch 'access_once/linux-next'
git bisect good d07b956c650ad58a8ce00517515ebaf962e1f5c7 # 21:46 60+ 0 scripts/gdb: Add infrastructure
# extra tests on HEAD of next/master
git bisect bad b8acf73194186a5cba86812eb4ba17b897f0e13e # 21:46 0- 14 Add linux-next specific files for 20150213
# extra tests on tree/branch next/master
git bisect bad b8acf73194186a5cba86812eb4ba17b897f0e13e # 21:46 0- 14 Add linux-next specific files for 20150213
# extra tests on tree/branch linus/master
# extra tests on tree/branch next/master
git bisect bad b8acf73194186a5cba86812eb4ba17b897f0e13e # 22:02 0- 14 Add linux-next specific files for 20150213
This script may reproduce the error.
----------------------------------------------------------------------------
#!/bin/bash
kernel=$1
initrd=quantal-core-x86_64.cgz
wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/raw/master/initrd/$initrd
kvm=(
qemu-system-x86_64
-cpu kvm64
-enable-kvm
-kernel $kernel
-initrd $initrd
-m 320
-smp 2
-net nic,vlan=1,model=e1000
-net user,vlan=1
-boot order=nc
-no-reboot
-watchdog i6300esb
-rtc base=localtime
-serial stdio
-display none
-monitor null
)
append=(
hung_task_panic=1
earlyprintk=ttyS0,115200
rd.udev.log-priority=err
systemd.log_target=journal
systemd.log_level=warning
debug
apic=debug
sysrq_always_enabled
rcupdate.rcu_cpu_stall_timeout=100
panic=-1
softlockup_panic=1
nmi_watchdog=panic
oops=panic
load_ramdisk=2
prompt_ramdisk=0
console=ttyS0,115200
console=tty0
vga=normal
root=/dev/ram0
rw
drbd.minor_count=8
)
"${kvm[@]}" --append "${append[*]}"
----------------------------------------------------------------------------
Thanks,
Fengguang
early console in setup code
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 3.19.0-g8fe7fba (kbuild@lkp-nhm1) (gcc version 4.9.1 (Debian 4.9.1-19) ) #5 Fri Feb 13 17:23:04 CST 2015
[ 0.000000] Command line: hung_task_panic=1 earlyprintk=ttyS0,115200 rd.udev.log-priority=err systemd.log_target=journal systemd.log_level=warning 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 root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/x86_64-randconfig-n0-02131024/next:master:8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd:bisect-linux-7/.vmlinuz-8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd-20150213172638-7-client7 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-n0-02131024/8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd/vmlinuz-3.19.0-g8fe7fba drbd.minor_count=8
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] Centaur CentaurHauls
[ 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 0x0000000000100000-0x0000000013fdffff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000013fe0000-0x0000000013ffffff] 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] 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 = 0x13fe0 max_arch_pfn = 0x400000000
[ 0.000000] MTRR default type: write-back
[ 0.000000] MTRR fixed ranges enabled:
[ 0.000000] 00000-9FFFF write-back
[ 0.000000] A0000-BFFFF uncachable
[ 0.000000] C0000-FFFFF write-protect
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 0080000000 mask FF80000000 uncachable
[ 0.000000] 1 disabled
[ 0.000000] 2 disabled
[ 0.000000] 3 disabled
[ 0.000000] 4 disabled
[ 0.000000] 5 disabled
[ 0.000000] 6 disabled
[ 0.000000] 7 disabled
[ 0.000000] 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 0x000f0eb0-0x000f0ebf] mapped at [ffff8800000f0eb0]
[ 0.000000] mpc: f0ec0-f0fa4
[ 0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576
[ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
[ 0.000000] [mem 0x00000000-0x000fffff] page 4k
[ 0.000000] BRK [0x1144c000, 0x1144cfff] PGTABLE
[ 0.000000] BRK [0x1144d000, 0x1144dfff] PGTABLE
[ 0.000000] BRK [0x1144e000, 0x1144efff] PGTABLE
[ 0.000000] init_memory_mapping: [mem 0x12600000-0x127fffff]
[ 0.000000] [mem 0x12600000-0x127fffff] page 4k
[ 0.000000] BRK [0x1144f000, 0x1144ffff] PGTABLE
[ 0.000000] init_memory_mapping: [mem 0x00100000-0x125fffff]
[ 0.000000] [mem 0x00100000-0x125fffff] page 4k
[ 0.000000] init_memory_mapping: [mem 0x12800000-0x13fdffff]
[ 0.000000] [mem 0x12800000-0x13fdffff] page 4k
[ 0.000000] BRK [0x11450000, 0x11450fff] PGTABLE
[ 0.000000] BRK [0x11451000, 0x11451fff] PGTABLE
[ 0.000000] RAMDISK: [mem 0x12925000-0x13fd7fff]
[ 0.000000] ACPI: Early table checksum verification disabled
[ 0.000000] ACPI: RSDP 0x00000000000F0C90 000014 (v00 BOCHS )
[ 0.000000] ACPI: RSDT 0x0000000013FE18BD 000034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001)
[ 0.000000] ACPI: FACP 0x0000000013FE0B37 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001)
[ 0.000000] ACPI: DSDT 0x0000000013FE0040 000AF7 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001)
[ 0.000000] ACPI: FACS 0x0000000013FE0000 000040
[ 0.000000] ACPI: SSDT 0x0000000013FE0BAB 000C5A (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001)
[ 0.000000] ACPI: APIC 0x0000000013FE1805 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001)
[ 0.000000] ACPI: HPET 0x0000000013FE1885 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 0:13fdf001, primary cpu clock
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.000000] DMA32 [mem 0x0000000001000000-0x0000000013fdffff]
[ 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 0x0000000000100000-0x0000000013fdffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x0000000013fdffff]
[ 0.000000] On node 0 totalpages: 81790
[ 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: 1216 pages used for memmap
[ 0.000000] DMA32 zone: 77792 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: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
[ 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] ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] 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 10430040
[ 0.000000] e820: [mem 0x14000000-0xfeffbfff] available for PCI devices
[ 0.000000] Booting paravirtualized kernel on KVM
[ 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: 80489
[ 0.000000] Kernel command line: hung_task_panic=1 earlyprintk=ttyS0,115200 rd.udev.log-priority=err systemd.log_target=journal systemd.log_level=warning 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 root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/x86_64-randconfig-n0-02131024/next:master:8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd:bisect-linux-7/.vmlinuz-8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd-20150213172638-7-client7 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-n0-02131024/8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd/vmlinuz-3.19.0-g8fe7fba drbd.minor_count=8
[ 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: 266524K/327160K available (7628K kernel code, 2876K rwdata, 3908K rodata, 724K init, 13080K bss, 60636K 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] ODEBUG: selftest passed
[ 0.000000] hpet clockevent registered
[ 0.000000] tsc: Detected 2925.998 MHz processor
[ 0.008000] Calibrating delay loop (skipped) preset value.. 5851.99 BogoMIPS (lpj=11703992)
[ 0.008000] pid_max: default: 32768 minimum: 301
[ 0.008000] ACPI: Core revision 20150204
[ 0.009160] ACPI: All ACPI Tables successfully acquired
[ 0.009723] Mount-cache hash table entries: 1024 (order: 1, 8192 bytes)
[ 0.010301] Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes)
[ 0.011091] Initializing cgroup subsys devices
[ 0.011494] Initializing cgroup subsys net_cls
[ 0.011892] Initializing cgroup subsys net_prio
[ 0.012008] Initializing cgroup subsys debug
[ 0.012446] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
[ 0.012922] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0
[ 0.013439] CPU: Intel Common KVM processor (fam: 0f, model: 06, stepping: 01)
[ 0.016785] Performance Events: unsupported Netburst CPU model 6 no PMU driver, software events only.
[ 0.017872] Getting VERSION: 1050014
[ 0.018197] Getting VERSION: 1050014
[ 0.018513] Getting ID: 0
[ 0.018756] Getting ID: ff000000
[ 0.019049] Getting LVT0: 8700
[ 0.019319] Getting LVT1: 8400
[ 0.019630] enabled ExtINT on CPU#0
[ 0.020592] ENABLING IO-APIC IRQs
[ 0.020900] init IO_APIC IRQs
[ 0.021166] apic 0 pin 0 not connected
[ 0.021507] IOAPIC[0]: Set routing entry (0-1 -> 0x31 -> IRQ 1 Mode:0 Active:0 Dest:1)
[ 0.022206] IOAPIC[0]: Set routing entry (0-2 -> 0x30 -> IRQ 0 Mode:0 Active:0 Dest:1)
[ 0.022906] IOAPIC[0]: Set routing entry (0-2 -> 0x30 -> IRQ 0 Mode:0 Active:0 Dest:1)
[ 0.023600] IOAPIC[0]: Set routing entry (0-3 -> 0x33 -> IRQ 3 Mode:0 Active:0 Dest:1)
[ 0.024035] IOAPIC[0]: Set routing entry (0-4 -> 0x34 -> IRQ 4 Mode:0 Active:0 Dest:1)
[ 0.024737] IOAPIC[0]: Set routing entry (0-5 -> 0x35 -> IRQ 5 Mode:1 Active:0 Dest:1)
[ 0.025435] IOAPIC[0]: Set routing entry (0-6 -> 0x36 -> IRQ 6 Mode:0 Active:0 Dest:1)
[ 0.026125] IOAPIC[0]: Set routing entry (0-7 -> 0x37 -> IRQ 7 Mode:0 Active:0 Dest:1)
[ 0.026820] IOAPIC[0]: Set routing entry (0-8 -> 0x38 -> IRQ 8 Mode:0 Active:0 Dest:1)
[ 0.028018] IOAPIC[0]: Set routing entry (0-9 -> 0x39 -> IRQ 9 Mode:1 Active:0 Dest:1)
[ 0.028710] IOAPIC[0]: Set routing entry (0-10 -> 0x3a -> IRQ 10 Mode:1 Active:0 Dest:1)
[ 0.029424] IOAPIC[0]: Set routing entry (0-11 -> 0x3b -> IRQ 11 Mode:1 Active:0 Dest:1)
[ 0.030132] IOAPIC[0]: Set routing entry (0-12 -> 0x3c -> IRQ 12 Mode:0 Active:0 Dest:1)
[ 0.030837] IOAPIC[0]: Set routing entry (0-13 -> 0x3d -> IRQ 13 Mode:0 Active:0 Dest:1)
[ 0.031543] IOAPIC[0]: Set routing entry (0-14 -> 0x3e -> IRQ 14 Mode:0 Active:0 Dest:1)
[ 0.032019] IOAPIC[0]: Set routing entry (0-15 -> 0x3f -> IRQ 15 Mode:0 Active:0 Dest:1)
[ 0.032726] apic 0 pin 16 not connected
[ 0.033065] apic 0 pin 17 not connected
[ 0.033403] apic 0 pin 18 not connected
[ 0.033746] apic 0 pin 19 not connected
[ 0.034084] apic 0 pin 20 not connected
[ 0.034423] apic 0 pin 21 not connected
[ 0.034766] apic 0 pin 22 not connected
[ 0.035105] apic 0 pin 23 not connected
[ 0.035580] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.036003] Using local APIC timer interrupts.
[ 0.036003] calibrating APIC timer ...
[ 0.040000] ... lapic delta = 6253806
[ 0.040000] ... PM-Timer delta = 358187
[ 0.040000] ... PM-Timer result ok
[ 0.040000] ..... delta 6253806
[ 0.040000] ..... mult: 268598922
[ 0.040000] ..... calibration result: 4002435
[ 0.040000] ..... CPU clock speed is 2928.0133 MHz.
[ 0.040000] ..... host bus clock speed is 1000.2435 MHz.
[ 0.040000] NMI watchdog: disabled (cpu0): hardware events not enabled
[ 0.040000] devtmpfs: initialized
[ 0.040746] prandom: seed boundary self test passed
[ 0.041829] prandom: 100 self tests passed
[ 0.042494] regulator-dummy: no parameters
[ 0.043191] NET: Registered protocol family 16
[ 0.044353] cpuidle: using governor ladder
[ 0.044821] cpuidle: using governor menu
[ 0.045747] ACPI: bus type PCI registered
[ 0.046241] dca service started, version 1.12.1
[ 0.046792] PCI: Using configuration type 1 for base access
[ 0.057974] ACPI: Added _OSI(Module Device)
[ 0.058446] ACPI: Added _OSI(Processor Device)
[ 0.058956] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.059498] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.061566] IOAPIC[0]: Set routing entry (0-9 -> 0x39 -> IRQ 9 Mode:1 Active:0 Dest:1)
[ 0.065407] ACPI: Interpreter enabled
[ 0.065840] ACPI: (supports S0 S5)
[ 0.066228] ACPI: Using IOAPIC for interrupt routing
[ 0.066809] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.075542] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 0.076008] acpi PNP0A03:00: _OSC: OS supports [Segments MSI]
[ 0.076668] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
[ 0.077621] PCI host bridge to bus 0000:00
[ 0.078094] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.078704] pci_bus 0000:00: root bus resource [io 0x0cf8-0x0cff]
[ 0.079389] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 0.080003] pci_bus 0000:00: root bus resource [io 0x0d00-0xadff window]
[ 0.080752] pci_bus 0000:00: root bus resource [io 0xae0f-0xaeff window]
[ 0.081509] pci_bus 0000:00: root bus resource [io 0xaf20-0xafdf window]
[ 0.082263] pci_bus 0000:00: root bus resource [io 0xafe4-0xffff window]
[ 0.083012] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 0.084003] pci_bus 0000:00: root bus resource [mem 0x14000000-0xfebfffff window]
[ 0.084881] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[ 0.086029] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
[ 0.087233] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180
[ 0.090441] pci 0000:00:01.1: reg 0x20: [io 0xc040-0xc04f]
[ 0.092025] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io 0x01f0-0x01f7]
[ 0.092800] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io 0x03f6]
[ 0.093503] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io 0x0170-0x0177]
[ 0.094263] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io 0x0376]
[ 0.095238] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
[ 0.096206] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI
[ 0.096985] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB
[ 0.098092] pci 0000:00:02.0: [1013:00b8] type 00 class 0x030000
[ 0.099671] pci 0000:00:02.0: reg 0x10: [mem 0xfc000000-0xfdffffff pref]
[ 0.100835] pci 0000:00:02.0: reg 0x14: [mem 0xfebf0000-0xfebf0fff]
[ 0.105647] pci 0000:00:02.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref]
[ 0.106680] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000
[ 0.108393] pci 0000:00:03.0: reg 0x10: [mem 0xfebc0000-0xfebdffff]
[ 0.109807] pci 0000:00:03.0: reg 0x14: [io 0xc000-0xc03f]
[ 0.114228] pci 0000:00:03.0: reg 0x30: [mem 0xfeb80000-0xfebbffff pref]
[ 0.115241] pci 0000:00:04.0: [8086:25ab] type 00 class 0x088000
[ 0.116218] pci 0000:00:04.0: reg 0x10: [mem 0xfebf1000-0xfebf100f]
[ 0.119655] pci_bus 0000:00: on NUMA node 0
[ 0.120663] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11)
[ 0.121516] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
[ 0.122384] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
[ 0.123224] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11)
[ 0.124241] ACPI: PCI Interrupt Link [LNKS] (IRQs *9)
[ 0.125402] ACPI: Enabled 16 GPEs in block 00 to 0F
[ 0.126312] vgaarb: setting as boot device: PCI:0000:00:02.0
[ 0.126898] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
[ 0.127742] vgaarb: loaded
[ 0.128002] vgaarb: bridge control possible 0000:00:02.0
[ 0.128916] SCSI subsystem initialized
[ 0.129413] libata version 3.00 loaded.
[ 0.129921] Linux video capture interface: v2.00
[ 0.130481] pps_core: LinuxPPS API ver. 1 registered
[ 0.130998] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@xxxxxxxx>
[ 0.132012] PTP clock support registered
[ 0.132541] PCI: Using ACPI for IRQ routing
[ 0.133009] PCI: pci_cache_line_size set to 64 bytes
[ 0.133650] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff]
[ 0.134352] e820: reserve RAM buffer [mem 0x13fe0000-0x13ffffff]
[ 0.135283] NET: Registered protocol family 23
[ 0.135790] NET: Registered protocol family 8
[ 0.136003] NET: Registered protocol family 20
[ 0.136469] nfc: nfc_init: NFC Core ver 0.1
[ 0.136964] NET: Registered protocol family 39
[ 0.137838] HPET: 3 timers in total, 0 timers will be used for per-cpu timer
[ 0.138624] Switched to clocksource kvm-clock
[ 0.139184] FS-Cache: Loaded
[ 0.139519] pnp: PnP ACPI init
[ 0.139519] IOAPIC[0]: Set routing entry (0-8 -> 0x38 -> IRQ 8 Mode:0 Active:0 Dest:1)
[ 0.139519] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 0.139519] IOAPIC[0]: Set routing entry (0-1 -> 0x31 -> IRQ 1 Mode:0 Active:0 Dest:1)
[ 0.139800] pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active)
[ 0.140565] IOAPIC[0]: Set routing entry (0-12 -> 0x3c -> IRQ 12 Mode:0 Active:0 Dest:1)
[ 0.141461] pnp 00:02: Plug and Play ACPI device, IDs PNP0f13 (active)
[ 0.142236] IOAPIC[0]: Set routing entry (0-6 -> 0x36 -> IRQ 6 Mode:0 Active:0 Dest:1)
[ 0.143071] pnp 00:03: [dma 2]
[ 0.143460] pnp 00:03: Plug and Play ACPI device, IDs PNP0700 (active)
[ 0.144253] IOAPIC[0]: Set routing entry (0-7 -> 0x37 -> IRQ 7 Mode:0 Active:0 Dest:1)
[ 0.145177] pnp 00:04: Plug and Play ACPI device, IDs PNP0400 (active)
[ 0.145956] IOAPIC[0]: Set routing entry (0-4 -> 0x34 -> IRQ 4 Mode:0 Active:0 Dest:1)
[ 0.146879] pnp 00:05: Plug and Play ACPI device, IDs PNP0501 (active)
[ 0.148040] pnp: PnP ACPI: found 6 devices
[ 0.153653] pci_bus 0000:00: resource 4 [io 0x0cf8-0x0cff]
[ 0.154274] pci_bus 0000:00: resource 5 [io 0x0000-0x0cf7 window]
[ 0.154945] pci_bus 0000:00: resource 6 [io 0x0d00-0xadff window]
[ 0.155596] pci_bus 0000:00: resource 7 [io 0xae0f-0xaeff window]
[ 0.156358] pci_bus 0000:00: resource 8 [io 0xaf20-0xafdf window]
[ 0.157321] pci_bus 0000:00: resource 9 [io 0xafe4-0xffff window]
[ 0.158289] pci_bus 0000:00: resource 10 [mem 0x000a0000-0x000bffff window]
[ 0.159364] pci_bus 0000:00: resource 11 [mem 0x14000000-0xfebfffff window]
[ 0.160523] NET: Registered protocol family 2
[ 0.161400] TCP established hash table entries: 4096 (order: 3, 32768 bytes)
[ 0.162596] TCP bind hash table entries: 4096 (order: 6, 327680 bytes)
[ 0.163905] TCP: Hash tables configured (established 4096 bind 4096)
[ 0.164985] TCP: reno registered
[ 0.165553] UDP hash table entries: 256 (order: 3, 49152 bytes)
[ 0.166576] UDP-Lite hash table entries: 256 (order: 3, 49152 bytes)
[ 0.167809] NET: Registered protocol family 1
[ 0.168874] RPC: Registered named UNIX socket transport module.
[ 0.169894] RPC: Registered udp transport module.
[ 0.170719] RPC: Registered tcp transport module.
[ 0.171536] RPC: Registered tcp NFSv4.1 backchannel transport module
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