From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f174.google.com (mail-pd0-f174.google.com [209.85.192.174]) by kanga.kvack.org (Postfix) with ESMTP id A8F346B00A0 for ; Fri, 13 Feb 2015 20:27:06 -0500 (EST) Received: by pdjz10 with SMTP id z10so22762304pdj.12 for ; Fri, 13 Feb 2015 17:27:06 -0800 (PST) Received: from mga01.intel.com (mga01.intel.com. [192.55.52.88]) by mx.google.com with ESMTP id mx3si4922823pdb.184.2015.02.13.17.27.04 for ; Fri, 13 Feb 2015 17:27:04 -0800 (PST) Date: Sat, 14 Feb 2015 09:26:59 +0800 From: Fengguang Wu Subject: [akpm merge] BUG: non-zero nr_pmds on freeing mm: 2 Message-ID: <20150214012659.GA4681@wfg-t540p.sh.intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="ew6BAiZeqk4r7MaW" Content-Disposition: inline Sender: owner-linux-mm@kvack.org List-ID: To: Stephen Rothwell Cc: LKP , linux-kernel@vger.kernel.org, Linux Memory Management List --ew6BAiZeqk4r7MaW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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 AuthorDate: Fri Feb 13 15:56:51 2015 +1100 Commit: Stephen Rothwell CommitDate: Fri Feb 13 15:56:51 2015 +1100 Merge branch 'akpm-current/current' =20 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 0xffff88000ff75000-0xffff88000fff= ffff] [ 2.210862] debug: unmapping init [mem 0xffff8800103d1000-0xffff8800103f= ffff] [ 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-g8fe7f= ba -append 'hung_task_panic=3D1 earlyprintk=3DttyS0,115200 rd.udev.log-prio= rity=3Derr systemd.log_target=3Djournal systemd.log_level=3Dwarning debug a= pic=3Ddebug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=3D100 panic= =3D-1 softlockup_panic=3D1 nmi_watchdog=3Dpanic oops=3Dpanic load_ramdisk= =3D2 prompt_ramdisk=3D0 console=3DttyS0,115200 console=3Dtty0 vga=3Dnormal = root=3D/dev/ram0 rw link=3D/kbuild-tests/run-queue/kvm/x86_64-randconfig-n= 0-02131024/next:master:8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd:bisect-linu= x-7/.vmlinuz-8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd-20150213172638-7-clie= nt7 branch=3Dnext/master BOOT_IMAGE=3D/kernel/x86_64-randconfig-n0-02131024= /8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd/vmlinuz-3.19.0-g8fe7fba drbd.mino= r_count=3D8' -initrd /kernel-tests/initrd/quantal-core-x86_64.cgz -m 320 -= smp 2 -net nic,vlan=3D1,model=3De1000 -net user,vlan=3D1 -boot order=3Dnc -= no-reboot -watchdog i6300esb -rtc base=3Dlocaltime -pidfile /dev/shm/kboot/= pid-quantal-client7-5 -serial file:/dev/shm/kboot/serial-quantal-client7-5 = -daemonize -display none -monitor null=20 git bisect start b8acf73194186a5cba86812eb4ba17b897f0e13e bfa76d49576599a4b= 9f9b7a71f23d73d6dcff735 -- 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-cp= u 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=3D$1 initrd=3Dquantal-core-x86_64.cgz wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/raw/mas= ter/initrd/$initrd kvm=3D( qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel $kernel -initrd $initrd -m 320 -smp 2 -net nic,vlan=3D1,model=3De1000 -net user,vlan=3D1 -boot order=3Dnc -no-reboot -watchdog i6300esb -rtc base=3Dlocaltime -serial stdio -display none -monitor null=20 ) append=3D( hung_task_panic=3D1 earlyprintk=3DttyS0,115200 rd.udev.log-priority=3Derr systemd.log_target=3Djournal systemd.log_level=3Dwarning debug apic=3Ddebug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=3D100 panic=3D-1 softlockup_panic=3D1 nmi_watchdog=3Dpanic oops=3Dpanic load_ramdisk=3D2 prompt_ramdisk=3D0 console=3DttyS0,115200 console=3Dtty0 vga=3Dnormal root=3D/dev/ram0 rw drbd.minor_count=3D8 ) "${kvm[@]}" --append "${append[*]}" ---------------------------------------------------------------------------- Thanks, Fengguang --ew6BAiZeqk4r7MaW Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="dmesg-quantal-client7-5:20150213172913:x86_64-randconfig-n0-02131024:3.19.0-g8fe7fba:5" Content-Transfer-Encoding: quoted-printable 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=3D1 earlyprintk=3DttyS0,115200= rd.udev.log-priority=3Derr systemd.log_target=3Djournal systemd.log_level= =3Dwarning debug apic=3Ddebug sysrq_always_enabled rcupdate.rcu_cpu_stall_t= imeout=3D100 panic=3D-1 softlockup_panic=3D1 nmi_watchdog=3Dpanic oops=3Dpa= nic load_ramdisk=3D2 prompt_ramdisk=3D0 console=3DttyS0,115200 console=3Dtt= y0 vga=3Dnormal root=3D/dev/ram0 rw link=3D/kbuild-tests/run-queue/kvm/x86= _64-randconfig-n0-02131024/next:master:8fe7fba50596a8efb6e1ef15b1b4890f95ee= ffcd:bisect-linux-7/.vmlinuz-8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd-20150= 213172638-7-client7 branch=3Dnext/master BOOT_IMAGE=3D/kernel/x86_64-randco= nfig-n0-02131024/8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd/vmlinuz-3.19.0-g8= fe7fba drbd.minor_count=3D8 [ 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] reser= ved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reser= ved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x0000000013fdffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000013fe0000-0x0000000013ffffff] reser= ved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reser= ved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reser= ved [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] Hypervisor detected: KVM [ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable =3D=3D> rese= rved [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.000000] e820: last_pfn =3D 0x13fe0 max_arch_pfn =3D 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 00= 000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x0000000013FE0B37 000074 (v01 BOCHS BXPCFACP 00= 000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x0000000013FE0040 000AF7 (v01 BOCHS BXPCDSDT 00= 000001 BXPC 00000001) [ 0.000000] ACPI: FACS 0x0000000013FE0000 000040 [ 0.000000] ACPI: SSDT 0x0000000013FE0BAB 000C5A (v01 BOCHS BXPCSSDT 00= 000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x0000000013FE1805 000080 (v01 BOCHS BXPCAPIC 00= 000001 BXPC 00000001) [ 0.000000] ACPI: HPET 0x0000000013FE1885 000038 (v01 BOCHS BXPCHPET 00= 000001 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 0x0000000000001000-0x0000000013fdf= fff] [ 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=3D1*32768 [ 0.000000] pcpu-alloc: [0] 0=20 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Tota= l pages: 80489 [ 0.000000] Kernel command line: hung_task_panic=3D1 earlyprintk=3DttyS0= ,115200 rd.udev.log-priority=3Derr systemd.log_target=3Djournal systemd.log= _level=3Dwarning debug apic=3Ddebug sysrq_always_enabled rcupdate.rcu_cpu_s= tall_timeout=3D100 panic=3D-1 softlockup_panic=3D1 nmi_watchdog=3Dpanic oop= s=3Dpanic load_ramdisk=3D2 prompt_ramdisk=3D0 console=3DttyS0,115200 consol= e=3Dtty0 vga=3Dnormal root=3D/dev/ram0 rw link=3D/kbuild-tests/run-queue/k= vm/x86_64-randconfig-n0-02131024/next:master:8fe7fba50596a8efb6e1ef15b1b489= 0f95eeffcd:bisect-linux-7/.vmlinuz-8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd= -20150213172638-7-client7 branch=3Dnext/master BOOT_IMAGE=3D/kernel/x86_64-= randconfig-n0-02131024/8fe7fba50596a8efb6e1ef15b1b4890f95eeffcd/vmlinuz-3.1= 9.0-g8fe7fba drbd.minor_count=3D8 [ 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 byt= es) [ 0.000000] Inode-cache hash table entries: 32768 (order: 6, 262144 byte= s) [ 0.000000] Memory: 266524K/327160K available (7628K kernel code, 2876K = rwdata, 3908K rodata, 724K init, 13080K bss, 60636K reserved, 0K cma-reserv= ed) [ 0.000000] SLUB: HWalign=3D64, Order=3D0-3, MinObjects=3D0, CPUs=3D1, N= odes=3D1 [ 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 Bogo= MIPS (lpj=3D11703992) [ 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 by= tes) [ 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, steppin= g: 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 Ac= tive:0 Dest:1) [ 0.022206] IOAPIC[0]: Set routing entry (0-2 -> 0x30 -> IRQ 0 Mode:0 Ac= tive:0 Dest:1) [ 0.022906] IOAPIC[0]: Set routing entry (0-2 -> 0x30 -> IRQ 0 Mode:0 Ac= tive:0 Dest:1) [ 0.023600] IOAPIC[0]: Set routing entry (0-3 -> 0x33 -> IRQ 3 Mode:0 Ac= tive:0 Dest:1) [ 0.024035] IOAPIC[0]: Set routing entry (0-4 -> 0x34 -> IRQ 4 Mode:0 Ac= tive:0 Dest:1) [ 0.024737] IOAPIC[0]: Set routing entry (0-5 -> 0x35 -> IRQ 5 Mode:1 Ac= tive:0 Dest:1) [ 0.025435] IOAPIC[0]: Set routing entry (0-6 -> 0x36 -> IRQ 6 Mode:0 Ac= tive:0 Dest:1) [ 0.026125] IOAPIC[0]: Set routing entry (0-7 -> 0x37 -> IRQ 7 Mode:0 Ac= tive:0 Dest:1) [ 0.026820] IOAPIC[0]: Set routing entry (0-8 -> 0x38 -> IRQ 8 Mode:0 Ac= tive:0 Dest:1) [ 0.028018] IOAPIC[0]: Set routing entry (0-9 -> 0x39 -> IRQ 9 Mode:1 Ac= tive: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=3D0x30 apic1=3D0 pin1=3D2 apic2=3D-1 pin2=3D= -1 [ 0.036003] Using local APIC timer interrupts. [ 0.036003] calibrating APIC timer ... [ 0.040000] ... lapic delta =3D 6253806 [ 0.040000] ... PM-Timer delta =3D 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 Ac= tive: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=3Dnocrs" 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 0x000a0000-0x000bfff= f window] [ 0.084003] pci_bus 0000:00: root bus resource [mem 0x14000000-0xfebffff= f 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 0x01f0-0x= 01f7] [ 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 0x0170-0x= 0177] [ 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 PIIX= 4 ACPI [ 0.096985] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX= 4 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=3Dio+mem,owns= =3Dio+mem,locks=3Dnone [ 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 [ 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 t= imer [ 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 Ac= tive: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 Ac= tive: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 Ac= tive: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 Ac= tive: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 Ac= tive: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 wind= ow] [ 0.159364] pci_bus 0000:00: resource 11 [mem 0x14000000-0xfebfffff wind= ow] [ 0.160523] NET: Registered protocol family 2 [ 0.161400] TCP established hash table entries: 4096 (order: 3, 32768 by= tes) [ 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 --ew6BAiZeqk4r7MaW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline _______________________________________________ LKP mailing list LKP@linux.intel.com --ew6BAiZeqk4r7MaW-- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org