early console in setup code early console in decompress_kernel Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 4.0.0-rc1-00012-ge164ade (kbuild@lkp-nex05) (gcc version 4.9.2 (Debian 4.9.2-10) ) #11 SMP PREEMPT Wed Apr 8 01:39:18 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-nexs0-04080042/next:master:e164ade07b215cc33da6831734140f0aa0615d0a:bisect-linux-2/.vmlinuz-e164ade07b215cc33da6831734140f0aa0615d0a-20150408013932-3-ivb42 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-nexs0-04080042/e164ade07b215cc33da6831734140f0aa0615d0a/vmlinuz-4.0.0-rc1-00012-ge164ade drbd.minor_count=8 [ 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 0x0000000000100000-0x0000000012bdffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000012be0000-0x0000000012bfffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.8 present. [ 0.000000] DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 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 = 0x12be0 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] PAT configuration [0-7]: WB WC UC- UC WB WC UC- UC [ 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 0x000f0e80-0x000f0e8f] mapped at [ffff8800000f0e80] [ 0.000000] mpc: f0e90-f0fac [ 0.000000] Scanning 1 areas for low memory corruption [ 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 [0x039c4000, 0x039c4fff] PGTABLE [ 0.000000] BRK [0x039c5000, 0x039c5fff] PGTABLE [ 0.000000] BRK [0x039c6000, 0x039c6fff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x11200000-0x113fffff] [ 0.000000] [mem 0x11200000-0x113fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x00100000-0x111fffff] [ 0.000000] [mem 0x00100000-0x001fffff] page 4k [ 0.000000] [mem 0x00200000-0x111fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x11400000-0x12bdffff] [ 0.000000] [mem 0x11400000-0x129fffff] page 2M [ 0.000000] [mem 0x12a00000-0x12bdffff] page 4k [ 0.000000] BRK [0x039c7000, 0x039c7fff] PGTABLE [ 0.000000] RAMDISK: [mem 0x11525000-0x12bd7fff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0C60 000014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 0x0000000012BE18BD 000034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x0000000012BE0B37 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x0000000012BE0040 000AF7 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACS 0x0000000012BE0000 000040 [ 0.000000] ACPI: SSDT 0x0000000012BE0BAB 000C5A (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x0000000012BE1805 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 0x0000000012BE1885 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff57d000 ( fee00000) [ 0.000000] No NUMA configuration found [ 0.000000] Faking a node at [mem 0x0000000000000000-0x0000000012bdffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x114ff000-0x11524fff] [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:1147f001, primary cpu clock [ 0.000000] [ffffea0000000000-ffffea00005fffff] PMD -> [ffff880010600000-ffff880010bfffff] on node 0 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x0000000012bdffff] [ 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 0x0000000000100000-0x0000000012bdffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x0000000012bdffff] [ 0.000000] On node 0 totalpages: 76670 [ 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: 1136 pages used for memmap [ 0.000000] DMA32 zone: 72672 pages, LIFO batch:15 [ 0.000000] [ffffed0000000000-ffffed00001fffff] PMD -> [ffff880011200000-ffff8800113fffff] on node -1 [ 0.000000] [ffffed0000200000-ffffed00003fffff] PMD -> [ffff880011000000-ffff8800111fffff] on node -1 [ 0.000000] [ffffed0000400000-ffffed00005fffff] PMD -> [ffff880010e00000-ffff880010ffffff] on node -1 [ 0.000000] [ffffed0000600000-ffffed00007fffff] PMD -> [ffff880010c00000-ffff880010dfffff] on node -1 [ 0.000000] [ffffed0000800000-ffffed00009fffff] PMD -> [ffff880010400000-ffff8800105fffff] on node -1 [ 0.000000] [ffffed0000a00000-ffffed0000bfffff] PMD -> [ffff880010200000-ffff8800103fffff] on node -1 [ 0.000000] [ffffed0000c00000-ffffed0000dfffff] PMD -> [ffff880010000000-ffff8800101fffff] on node -1 [ 0.000000] [ffffed0000e00000-ffffed0000ffffff] PMD -> [ffff88000fe00000-ffff88000fffffff] on node -1 [ 0.000000] [ffffed0001000000-ffffed00011fffff] PMD -> [ffff88000fc00000-ffff88000fdfffff] on node -1 [ 0.000000] [ffffed0001200000-ffffed00013fffff] PMD -> [ffff88000fa00000-ffff88000fbfffff] on node -1 [ 0.000000] [ffffed0001400000-ffffed00015fffff] PMD -> [ffff88000f800000-ffff88000f9fffff] on node -1 [ 0.000000] [ffffed0001600000-ffffed00017fffff] PMD -> [ffff88000f600000-ffff88000f7fffff] on node -1 [ 0.000000] [ffffed0001800000-ffffed00019fffff] PMD -> [ffff88000f400000-ffff88000f5fffff] on node -1 [ 0.000000] [ffffed0001a00000-ffffed0001bfffff] PMD -> [ffff88000f200000-ffff88000f3fffff] on node -1 [ 0.000000] [ffffed0001c00000-ffffed0001dfffff] PMD -> [ffff88000f000000-ffff88000f1fffff] on node -1 [ 0.000000] [ffffed0001e00000-ffffed0001ffffff] PMD -> [ffff88000ee00000-ffff88000effffff] on node -1 [ 0.000000] [ffffed0002000000-ffffed00021fffff] PMD -> [ffff88000ec00000-ffff88000edfffff] on node -1 [ 0.000000] [ffffed0002200000-ffffed00023fffff] PMD -> [ffff88000ea00000-ffff88000ebfffff] on node -1 [ 0.000000] [ffffed0002400000-ffffed00025fffff] PMD -> [ffff88000e800000-ffff88000e9fffff] on node -1 [ 0.000000] [fffffbfff0200035-fffffbfff0400034] PMD -> [ffff88000e600000-ffff88000e7fffff] on node -1 [ 0.000000] [fffffbfff0400000-fffffbfff05fffff] PMD -> [ffff88000e400000-ffff88000e5fffff] on node -1 [ 0.000000] ACPI: PM-Timer IO Port: 0x608 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff57d000 ( 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: 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] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] mapped IOAPIC to ffffffffff57c000 (fec00000) [ 0.000000] e820: [mem 0x12c00000-0xfeffbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 486 pages/cpu @ffff88000de00000 s1960320 r0 d30336 u2097152 [ 0.000000] pcpu-alloc: s1960320 r0 d30336 u2097152 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr de15fc0 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 75449 [ 0.000000] Policy zone: DMA32 [ 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-nexs0-04080042/next:master:e164ade07b215cc33da6831734140f0aa0615d0a:bisect-linux-2/.vmlinuz-e164ade07b215cc33da6831734140f0aa0615d0a-20150408013932-3-ivb42 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-nexs0-04080042/e164ade07b215cc33da6831734140f0aa0615d0a/vmlinuz-4.0.0-rc1-00012-ge164ade drbd.minor_count=8 [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes) [ 0.000000] Memory: 184700K/306680K available (16461K kernel code, 2692K rwdata, 5548K rodata, 4564K init, 13436K bss, 121980K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] Testing tracer nop: PASSED [ 0.000000] NR_IRQS:524544 nr_irqs:440 16 [ 0.000000] Console: colour VGA+ 80x25 [ 0.000000] console [tty0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 4.0.0-rc1-00012-ge164ade (kbuild@lkp-nex05) (gcc version 4.9.2 (Debian 4.9.2-10) ) #11 SMP PREEMPT Wed Apr 8 01:39:18 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-nexs0-04080042/next:master:e164ade07b215cc33da6831734140f0aa0615d0a:bisect-linux-2/.vmlinuz-e164ade07b215cc33da6831734140f0aa0615d0a-20150408013932-3-ivb42 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-nexs0-04080042/e164ade07b215cc33da6831734140f0aa0615d0a/vmlinuz-4.0.0-rc1-00012-ge164ade drbd.minor_count=8 [ 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 0x0000000000100000-0x0000000012bdffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000012be0000-0x0000000012bfffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.8 present. [ 0.000000] DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 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 = 0x12be0 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] PAT configuration [0-7]: WB WC UC- UC WB WC UC- UC [ 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 0x000f0e80-0x000f0e8f] mapped at [ffff8800000f0e80] [ 0.000000] mpc: f0e90-f0fac [ 0.000000] Scanning 1 areas for low memory corruption [ 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 [0x039c4000, 0x039c4fff] PGTABLE [ 0.000000] BRK [0x039c5000, 0x039c5fff] PGTABLE [ 0.000000] BRK [0x039c6000, 0x039c6fff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x11200000-0x113fffff] [ 0.000000] [mem 0x11200000-0x113fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x00100000-0x111fffff] [ 0.000000] [mem 0x00100000-0x001fffff] page 4k [ 0.000000] [mem 0x00200000-0x111fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x11400000-0x12bdffff] [ 0.000000] [mem 0x11400000-0x129fffff] page 2M [ 0.000000] [mem 0x12a00000-0x12bdffff] page 4k [ 0.000000] BRK [0x039c7000, 0x039c7fff] PGTABLE [ 0.000000] RAMDISK: [mem 0x11525000-0x12bd7fff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0C60 000014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 0x0000000012BE18BD 000034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x0000000012BE0B37 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x0000000012BE0040 000AF7 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACS 0x0000000012BE0000 000040 [ 0.000000] ACPI: SSDT 0x0000000012BE0BAB 000C5A (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x0000000012BE1805 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 0x0000000012BE1885 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff57d000 ( fee00000) [ 0.000000] No NUMA configuration found [ 0.000000] Faking a node at [mem 0x0000000000000000-0x0000000012bdffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x114ff000-0x11524fff] [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:1147f001, primary cpu clock [ 0.000000] [ffffea0000000000-ffffea00005fffff] PMD -> [ffff880010600000-ffff880010bfffff] on node 0 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x0000000012bdffff] [ 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 0x0000000000100000-0x0000000012bdffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x0000000012bdffff] [ 0.000000] On node 0 totalpages: 76670 [ 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: 1136 pages used for memmap [ 0.000000] DMA32 zone: 72672 pages, LIFO batch:15 [ 0.000000] [ffffed0000000000-ffffed00001fffff] PMD -> [ffff880011200000-ffff8800113fffff] on node -1 [ 0.000000] [ffffed0000200000-ffffed00003fffff] PMD -> [ffff880011000000-ffff8800111fffff] on node -1 [ 0.000000] [ffffed0000400000-ffffed00005fffff] PMD -> [ffff880010e00000-ffff880010ffffff] on node -1 [ 0.000000] [ffffed0000600000-ffffed00007fffff] PMD -> [ffff880010c00000-ffff880010dfffff] on node -1 [ 0.000000] [ffffed0000800000-ffffed00009fffff] PMD -> [ffff880010400000-ffff8800105fffff] on node -1 [ 0.000000] [ffffed0000a00000-ffffed0000bfffff] PMD -> [ffff880010200000-ffff8800103fffff] on node -1 [ 0.000000] [ffffed0000c00000-ffffed0000dfffff] PMD -> [ffff880010000000-ffff8800101fffff] on node -1 [ 0.000000] [ffffed0000e00000-ffffed0000ffffff] PMD -> [ffff88000fe00000-ffff88000fffffff] on node -1 [ 0.000000] [ffffed0001000000-ffffed00011fffff] PMD -> [ffff88000fc00000-ffff88000fdfffff] on node -1 [ 0.000000] [ffffed0001200000-ffffed00013fffff] PMD -> [ffff88000fa00000-ffff88000fbfffff] on node -1 [ 0.000000] [ffffed0001400000-ffffed00015fffff] PMD -> [ffff88000f800000-ffff88000f9fffff] on node -1 [ 0.000000] [ffffed0001600000-ffffed00017fffff] PMD -> [ffff88000f600000-ffff88000f7fffff] on node -1 [ 0.000000] [ffffed0001800000-ffffed00019fffff] PMD -> [ffff88000f400000-ffff88000f5fffff] on node -1 [ 0.000000] [ffffed0001a00000-ffffed0001bfffff] PMD -> [ffff88000f200000-ffff88000f3fffff] on node -1 [ 0.000000] [ffffed0001c00000-ffffed0001dfffff] PMD -> [ffff88000f000000-ffff88000f1fffff] on node -1 [ 0.000000] [ffffed0001e00000-ffffed0001ffffff] PMD -> [ffff88000ee00000-ffff88000effffff] on node -1 [ 0.000000] [ffffed0002000000-ffffed00021fffff] PMD -> [ffff88000ec00000-ffff88000edfffff] on node -1 [ 0.000000] [ffffed0002200000-ffffed00023fffff] PMD -> [ffff88000ea00000-ffff88000ebfffff] on node -1 [ 0.000000] [ffffed0002400000-ffffed00025fffff] PMD -> [ffff88000e800000-ffff88000e9fffff] on node -1 [ 0.000000] [fffffbfff0200035-fffffbfff0400034] PMD -> [ffff88000e600000-ffff88000e7fffff] on node -1 [ 0.000000] [fffffbfff0400000-fffffbfff05fffff] PMD -> [ffff88000e400000-ffff88000e5fffff] on node -1 [ 0.000000] ACPI: PM-Timer IO Port: 0x608 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff57d000 ( 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: 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] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] mapped IOAPIC to ffffffffff57c000 (fec00000) [ 0.000000] e820: [mem 0x12c00000-0xfeffbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 486 pages/cpu @ffff88000de00000 s1960320 r0 d30336 u2097152 [ 0.000000] pcpu-alloc: s1960320 r0 d30336 u2097152 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr de15fc0 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 75449 [ 0.000000] Policy zone: DMA32 [ 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-nexs0-04080042/next:master:e164ade07b215cc33da6831734140f0aa0615d0a:bisect-linux-2/.vmlinuz-e164ade07b215cc33da6831734140f0aa0615d0a-20150408013932-3-ivb42 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-nexs0-04080042/e164ade07b215cc33da6831734140f0aa0615d0a/vmlinuz-4.0.0-rc1-00012-ge164ade drbd.minor_count=8 [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes) [ 0.000000] Memory: 184700K/306680K available (16461K kernel code, 2692K rwdata, 5548K rodata, 4564K init, 13436K bss, 121980K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] Testing tracer nop: PASSED [ 0.000000] NR_IRQS:524544 nr_irqs:440 16 [ 0.000000] Console: colour VGA+ 80x25 [ 0.000000] console [tty0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 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] ------------------------ [ 0.000000] | Locking API testsuite: [ 0.000000] ---------------------------------------------------------------------------- [ 0.000000] | spin |wlock |rlock |mutex | wsem | rsem | [ 0.000000] -------------------------------------------------------------------------- [ 0.000000] A-A deadlock:failed|failed| ok |failed|failed|failed| [ 0.000000] A-B-B-A deadlock:failed|failed| ok |failed|failed|failed| [ 0.000000] A-B-B-C-C-A deadlock:failed|failed| ok |failed|failed|failed| [ 0.000000] A-B-C-A-B-C deadlock:failed|failed| ok |failed|failed|failed| [ 0.000000] A-B-B-C-C-D-D-A deadlock:failed|failed| ok |failed|failed|failed| [ 0.000000] A-B-C-D-B-D-D-A deadlock:failed|failed| ok |failed|failed|failed| [ 0.000000] A-B-C-D-B-C-D-A deadlock:failed|failed| ok |failed|failed|failed| [ 0.000000] double unlock: ok | ok | ok | ok | ok | ok | [ 0.000000] initialize held: ok | ok | ok | ok | ok | ok | [ 0.000000] bad unlock order: ok | ok | ok | ok | ok | ok | [ 0.000000] -------------------------------------------------------------------------- [ 0.000000] recursive read-lock: | ok | |failed| [ 0.000000] recursive read-lock #2: | ok | |failed| [ 0.000000] mixed read-write-lock: |failed| |failed| [ 0.000000] mixed write-read-lock: |failed| |failed| [ 0.000000] -------------------------------------------------------------------------- [ 0.000000] hard-irqs-on + irq-safe-A/12:failed|failed| ok | [ 0.000000] soft-irqs-on + irq-safe-A/12:failed|failed| ok | [ 0.000000] hard-irqs-on + irq-safe-A/21:failed|failed| ok | [ 0.000000] soft-irqs-on + irq-safe-A/21:failed|failed| ok | [ 0.000000] sirq-safe-A => hirqs-on/12:failed|failed| ok | [ 0.000000] sirq-safe-A => hirqs-on/21:failed|failed| ok | [ 0.000000] hard-safe-A + irqs-on/12:failed|failed| ok | [ 0.000000] soft-safe-A + irqs-on/12:failed|failed| ok | [ 0.000000] hard-safe-A + irqs-on/21:failed|failed| ok | [ 0.000000] soft-safe-A + irqs-on/21:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #1/123:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #1/123:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #1/132:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #1/132:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #1/213:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #1/213:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #1/231:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #1/231:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #1/312:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #1/312:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #1/321:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #1/321:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #2/123:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #2/123:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #2/132:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #2/132:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #2/213:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #2/213:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #2/231:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #2/231:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #2/312:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #2/312:failed|failed| ok | [ 0.000000] hard-safe-A + unsafe-B #2/321:failed|failed| ok | [ 0.000000] soft-safe-A + unsafe-B #2/321:failed|failed| ok | [ 0.000000] hard-irq lock-inversion/123:failed|failed| ok | [ 0.000000] soft-irq lock-inversion/123:failed|failed| ok | [ 0.000000] hard-irq lock-inversion/132:failed|failed| ok | [ 0.000000] soft-irq lock-inversion/132:failed|failed| ok | [ 0.000000] hard-irq lock-inversion/213:failed|failed| ok | [ 0.000000] soft-irq lock-inversion/213:failed|failed| ok | [ 0.000000] hard-irq lock-inversion/231:failed|failed| ok | [ 0.000000] soft-irq lock-inversion/231:failed|failed| ok | [ 0.000000] hard-irq lock-inversion/312:failed|failed| ok | [ 0.000000] soft-irq lock-inversion/312:failed|failed| ok | [ 0.000000] hard-irq lock-inversion/321:failed|failed| ok | [ 0.000000] soft-irq lock-inversion/321:failed|failed| ok | [ 0.000000] hard-irq read-recursion/123: ok | [ 0.000000] soft-irq read-recursion/123: ok | [ 0.000000] hard-irq read-recursion/132: ok | [ 0.000000] soft-irq read-recursion/132: ok | [ 0.000000] hard-irq read-recursion/213: ok | [ 0.000000] soft-irq read-recursion/213: ok | [ 0.000000] hard-irq read-recursion/231: ok | [ 0.000000] soft-irq read-recursion/231: ok | [ 0.000000] hard-irq read-recursion/312: ok | [ 0.000000] soft-irq read-recursion/312: ok | [ 0.000000] hard-irq read-recursion/321: ok | [ 0.000000] soft-irq read-recursion/321: ok | [ 0.000000] -------------------------------------------------------------------------- [ 0.000000] | Wound/wait tests | [ 0.000000] --------------------- [ 0.000000] ww api failures: ok | ok | ok | [ 0.000000] ww contexts mixing:failed| ok | [ 0.000000] finishing ww context: ok | ok | ok | ok | [ 0.000000] locking mismatches: ok | ok | ok | [ 0.000000] EDEADLK handling: ok | ok | ok | ok | ok | ok | ok | ok | ok | ok | [ 0.000000] spinlock nest unlocked: ok | [ 0.000000] ----------------------------------------------------- [ 0.000000] |block | try |context| [ 0.000000] ----------------------------------------------------- [ 0.000000] context:failed| ok | ok | [ 0.000000] try:failed| ok |failed| [ 0.000000] block:failed| ok |failed| [ 0.000000] spinlock:failed| ok |failed| [ 0.000000] -------------------------------------------------------- [ 0.000000] 141 out of 253 testcases failed, as expected. | [ 0.000000] ---------------------------------------------------- [ 0.000000] hpet clockevent registered [ 0.000000] tsc: Detected 2693.508 MHz processor [ 0.003000] Calibrating delay loop (skipped) preset value.. 5387.01 BogoMIPS (lpj=2693508) [ 0.004007] pid_max: default: 32768 minimum: 301 [ 0.005068] ACPI: Core revision 20150204 [ 0.096546] ACPI: All ACPI Tables successfully acquired [ 0.097712] Security Framework initialized [ 0.098013] AppArmor: AppArmor disabled by boot time parameter [ 0.099006] Yama: becoming mindful. [ 0.100228] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes) [ 0.102090] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.103224] Mount-cache hash table entries: 1024 (order: 1, 8192 bytes) [ 0.104036] Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes) [ 0.108414] Initializing cgroup subsys memory [ 0.109106] Initializing cgroup subsys devices [ 0.110040] Initializing cgroup subsys net_cls [ 0.111031] Initializing cgroup subsys net_prio [ 0.112217] mce: CPU supports 10 MCE banks [ 0.113054] numa_add_cpu cpu 0 node 0: mask now 0 [ 0.114011] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.115007] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.116272] Freeing SMP alternatives memory: 40K (ffffffff82c9a000 - ffffffff82ca4000) [ 0.120844] ftrace: allocating 44819 entries in 176 pages [ 0.142237] Getting VERSION: 1050014 [ 0.143012] Getting VERSION: 1050014 [ 0.143815] Getting ID: 0 [ 0.144017] Getting ID: ff000000 [ 0.145013] Getting LVT0: 8700 [ 0.146007] Getting LVT1: 8400 [ 0.147026] enabled ExtINT on CPU#0 [ 0.148621] ENABLING IO-APIC IRQs [ 0.149036] init IO_APIC IRQs [ 0.150008] apic 0 pin 0 not connected [ 0.151061] IOAPIC[0]: Set routing entry (0-1 -> 0x31 -> IRQ 1 Mode:0 Active:0 Dest:1) [ 0.152056] IOAPIC[0]: Set routing entry (0-2 -> 0x30 -> IRQ 0 Mode:0 Active:0 Dest:1) [ 0.153046] IOAPIC[0]: Set routing entry (0-2 -> 0x30 -> IRQ 0 Mode:0 Active:0 Dest:1) [ 0.154054] IOAPIC[0]: Set routing entry (0-3 -> 0x33 -> IRQ 3 Mode:0 Active:0 Dest:1) [ 0.155053] IOAPIC[0]: Set routing entry (0-4 -> 0x34 -> IRQ 4 Mode:0 Active:0 Dest:1) [ 0.156054] IOAPIC[0]: Set routing entry (0-5 -> 0x35 -> IRQ 5 Mode:1 Active:0 Dest:1) [ 0.157054] IOAPIC[0]: Set routing entry (0-6 -> 0x36 -> IRQ 6 Mode:0 Active:0 Dest:1) [ 0.158054] IOAPIC[0]: Set routing entry (0-7 -> 0x37 -> IRQ 7 Mode:0 Active:0 Dest:1) [ 0.159054] IOAPIC[0]: Set routing entry (0-8 -> 0x38 -> IRQ 8 Mode:0 Active:0 Dest:1) [ 0.160054] IOAPIC[0]: Set routing entry (0-9 -> 0x39 -> IRQ 9 Mode:1 Active:0 Dest:1) [ 0.161054] IOAPIC[0]: Set routing entry (0-10 -> 0x3a -> IRQ 10 Mode:1 Active:0 Dest:1) [ 0.162053] IOAPIC[0]: Set routing entry (0-11 -> 0x3b -> IRQ 11 Mode:1 Active:0 Dest:1) [ 0.163054] IOAPIC[0]: Set routing entry (0-12 -> 0x3c -> IRQ 12 Mode:0 Active:0 Dest:1) [ 0.164059] IOAPIC[0]: Set routing entry (0-13 -> 0x3d -> IRQ 13 Mode:0 Active:0 Dest:1) [ 0.165054] IOAPIC[0]: Set routing entry (0-14 -> 0x3e -> IRQ 14 Mode:0 Active:0 Dest:1) [ 0.166054] IOAPIC[0]: Set routing entry (0-15 -> 0x3f -> IRQ 15 Mode:0 Active:0 Dest:1) [ 0.167024] apic 0 pin 16 not connected [ 0.168005] apic 0 pin 17 not connected [ 0.169005] apic 0 pin 18 not connected [ 0.170005] apic 0 pin 19 not connected [ 0.171005] apic 0 pin 20 not connected [ 0.171844] apic 0 pin 21 not connected [ 0.172005] apic 0 pin 22 not connected [ 0.173005] apic 0 pin 23 not connected [ 0.174166] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.175007] Using local APIC timer interrupts. [ 0.175007] calibrating APIC timer ... [ 0.177000] ... lapic delta = 6248927 [ 0.177000] ... PM-Timer delta = 357843 [ 0.177000] ... PM-Timer result ok [ 0.177000] ..... delta 6248927 [ 0.177000] ..... mult: 268389371 [ 0.177000] ..... calibration result: 999828 [ 0.177000] ..... CPU clock speed is 2692.0690 MHz. [ 0.177000] ..... host bus clock speed is 999.0828 MHz. [ 0.177042] smpboot: CPU0: Intel Common KVM processor (fam: 0f, model: 06, stepping: 01) [ 0.179108] Performance Events: unsupported Netburst CPU model 6 no PMU driver, software events only. [ 0.187261] ------------[ cut here ]------------ [ 0.188011] WARNING: CPU: 0 PID: 1 at mm/memblock.c:1151 memblock_virt_alloc_internal+0x7e/0x149() [ 0.189008] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.0.0-rc1-00012-ge164ade #11 [ 0.190005] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.191005] ffffffff82459271 ffff88000db9fd98 ffffffff81ff9f0e 0000000080000000 [ 0.193004] 0000000000000000 ffff88000db9fde8 ffffffff8112a2b8 fffffbfff04e2930 [ 0.195004] ffffffff82a3ba79 ffff88000db9fdd8 0000000000000000 0000000000000400 [ 0.197004] Call Trace: [ 0.198011] [] dump_stack+0x4f/0x7b [ 0.199009] [] warn_slowpath_common+0xba/0xd8 [ 0.200009] [] ? memblock_virt_alloc_internal+0x7e/0x149 [ 0.201008] [] warn_slowpath_null+0x1a/0x1c [ 0.202008] [] memblock_virt_alloc_internal+0x7e/0x149 [ 0.203008] [] memblock_virt_alloc_try_nid+0x5f/0x9c [ 0.204009] [] alloc_bootmem_cpumask_var+0x1e/0x31 [ 0.205008] [] lockup_detector_init+0x2e/0xf8 [ 0.206009] [] kernel_init_freeable+0xd0/0x249 [ 0.207008] [] ? rest_init+0xd5/0xd5 [ 0.208007] [] kernel_init+0x11/0xef [ 0.209007] [] ? rest_init+0xd5/0xd5 [ 0.210009] [] ret_from_fork+0x7c/0xb0 [ 0.211008] [] ? rest_init+0xd5/0xd5 [ 0.212024] ---[ end trace 2aec86b663049736 ]--- [ 0.213023] ================================================================== [ 0.214000] BUG: KASan: user-memory-access on address (null) [ 0.214000] Read of size 8 by task swapper/0/1 [ 0.214000] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G W 4.0.0-rc1-00012-ge164ade #11 [ 0.214000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.214000] 0000000000000000 ffff88000db9fe08 ffffffff81ff9f0e 0000000080000001 [ 0.214000] 0000000000000213 ffff88000db9fe28 ffffffff812989b4 0000000000000000 [ 0.214000] 0000000000000000 ffff88000db9fe68 ffffffff81298039 0000000000000000 [ 0.214000] Call Trace: [ 0.214000] [] dump_stack+0x4f/0x7b [ 0.214000] [] kasan_report_user_access+0x8e/0xb0 [ 0.214000] [] __asan_load8+0x38/0x91 [ 0.214000] [] ? __bitmap_empty+0x5a/0x7b [ 0.214000] [] __bitmap_empty+0x5a/0x7b [ 0.214000] [] lockup_detector_init+0x69/0xf8 [ 0.214000] [] kernel_init_freeable+0xd0/0x249 [ 0.214000] [] ? rest_init+0xd5/0xd5 [ 0.214000] [] kernel_init+0x11/0xef [ 0.214000] [] ? rest_init+0xd5/0xd5 [ 0.214000] [] ret_from_fork+0x7c/0xb0 [ 0.214000] [] ? rest_init+0xd5/0xd5 [ 0.214000] ================================================================== [ 0.214010] BUG: unable to handle kernel NULL pointer dereference at (null) [ 0.215000] IP: [] __bitmap_empty+0x68/0x7b [ 0.215000] PGD 0 [ 0.215000] Oops: 0000 [#1] PREEMPT SMP KASAN [ 0.215000] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G W 4.0.0-rc1-00012-ge164ade #11 [ 0.215000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.215000] task: ffff88000db90000 ti: ffff88000db98000 task.ti: ffff88000db98000 [ 0.215000] RIP: 0010:[] [] __bitmap_empty+0x68/0x7b [ 0.215000] RSP: 0000:ffff88000db9fe78 EFLAGS: 00010206 [ 0.215000] RAX: 0000000000000003 RBX: 0000000000000000 RCX: dffffc0000000002 [ 0.215000] RDX: dffffc0000000000 RSI: ffffffff812989d1 RDI: ffffffff8200be22 [ 0.215000] RBP: ffff88000db9fea8 R08: 0000000000000001 R09: ffffed000228fe00 [ 0.215000] R10: ffff88001147f003 R11: ffffed000228fe00 R12: 0000000000000000 [ 0.215000] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000 [ 0.215000] FS: 0000000000000000(0000) GS:ffff88000de00000(0000) knlGS:0000000000000000 [ 0.215000] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 0.215000] CR2: 0000000000000000 CR3: 0000000002597000 CR4: 00000000000006f0 [ 0.215000] Stack: [ 0.215000] dffffc0000000000 0000000000000000 0000000000000000 0000000000000000 [ 0.215000] 0000000000000000 0000000000000000 ffff88000db9fed8 ffffffff82a30685 [ 0.215000] 00000002507f172c ffffffff82c0bf40 0000000000000000 0000000000000000 [ 0.215000] Call Trace: [ 0.215000] [] lockup_detector_init+0x69/0xf8 [ 0.215000] [] kernel_init_freeable+0xd0/0x249 [ 0.215000] [] ? rest_init+0xd5/0xd5 [ 0.215000] [] kernel_init+0x11/0xef [ 0.215000] [] ? rest_init+0xd5/0xd5 [ 0.215000] [] ret_from_fork+0x7c/0xb0 [ 0.215000] [] ? rest_init+0xd5/0xd5 [ 0.215000] Code: ff c3 eb df 41 83 e5 3f 75 07 b8 01 00 00 00 eb 21 49 8d 1c de 48 89 df e8 1a 6e b2 ff b8 01 00 00 00 44 88 e9 48 d3 e0 48 ff c8 <48> 85 03 74 da eb ca 5a 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 [ 0.215000] RIP [] __bitmap_empty+0x68/0x7b [ 0.215000] RSP [ 0.215000] CR2: 0000000000000000 [ 0.215000] ---[ end trace 2aec86b663049737 ]--- [ 0.215000] Kernel panic - not syncing: Fatal exception Elapsed time: 5 qemu-system-x86_64 -enable-kvm -cpu kvm64 -kernel /kernel/x86_64-randconfig-nexs0-04080042/e164ade07b215cc33da6831734140f0aa0615d0a/vmlinuz-4.0.0-rc1-00012-ge164ade -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-nexs0-04080042/next:master:e164ade07b215cc33da6831734140f0aa0615d0a:bisect-linux-2/.vmlinuz-e164ade07b215cc33da6831734140f0aa0615d0a-20150408013932-3-ivb42 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-nexs0-04080042/e164ade07b215cc33da6831734140f0aa0615d0a/vmlinuz-4.0.0-rc1-00012-ge164ade drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-x86_64.cgz -m 300 -smp 2 -device e1000,netdev=net0 -netdev user,id=net0 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -drive file=/fs/vdisk/disk0-quantal-ivb42-128,media=disk,if=virtio -drive file=/fs/vdisk/disk1-quantal-ivb42-128,media=disk,if=virtio -drive file=/fs/vdisk/disk2-quantal-ivb42-128,media=disk,if=virtio -drive file=/fs/vdisk/disk3-quantal-ivb42-128,media=disk,if=virtio -drive file=/fs/vdisk/disk4-quantal-ivb42-128,media=disk,if=virtio -drive file=/fs/vdisk/disk5-quantal-ivb42-128,media=disk,if=virtio -drive file=/fs/vdisk/disk6-quantal-ivb42-128,media=disk,if=virtio -pidfile /dev/shm/kboot/pid-quantal-ivb42-128 -serial file:/dev/shm/kboot/serial-quantal-ivb42-128 -daemonize -display none -monitor null