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 3.18.0-rc2-00089-g1fadb58 (kbuild@lkp-ib04) (gcc version 4.9.1 (Debian 4.9.1-19) ) #3 SMP PREEMPT Wed Dec 10 13:36:50 CST 2014 [ 0.000000] Command line: hung_task_panic=1 earlyprintk=ttyS0,115200 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-ib0-12101221/linux-devel:devel-lkp-ib04-smoke-201412101243:1fadb581b0be9420b143e43ff2f4a07ea7e45f6c:bisect-linux-6/.vmlinuz-1fadb581b0be9420b143e43ff2f4a07ea7e45f6c-20141210133710-32-client8 branch=linux-devel/devel-lkp-ib04-smoke-201412101243 BOOT_IMAGE=/kernel/x86_64-randconfig-ib0-12101221/1fadb581b0be9420b143e43ff2f4a07ea7e45f6c/vmlinuz-3.18.0-rc2-00089-g1fadb58 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 0x0000000000100000-0x0000000013fdffff] 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] 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 = 0x13fe0 max_arch_pfn = 0x400000000 [ 0.000000] Scan for SMP in [mem 0x00000000-0x000003ff] [ 0.000000] Scan for SMP in [mem 0x0009fc00-0x0009ffff] [ 0.000000] Scan for SMP in [mem 0x000f0000-0x000fffff] [ 0.000000] found SMP MP-table at [mem 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 [0x02fdc000, 0x02fdcfff] PGTABLE [ 0.000000] BRK [0x02fdd000, 0x02fddfff] PGTABLE [ 0.000000] BRK [0x02fde000, 0x02fdefff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x12600000-0x127fffff] [ 0.000000] [mem 0x12600000-0x127fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x10000000-0x125fffff] [ 0.000000] [mem 0x10000000-0x125fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x00100000-0x0fffffff] [ 0.000000] [mem 0x00100000-0x001fffff] page 4k [ 0.000000] [mem 0x00200000-0x0fffffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x12800000-0x13fdffff] [ 0.000000] [mem 0x12800000-0x13dfffff] page 2M [ 0.000000] [mem 0x13e00000-0x13fdffff] page 4k [ 0.000000] BRK [0x02fdf000, 0x02fdffff] 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] No NUMA configuration found [ 0.000000] Faking a node at [mem 0x0000000000000000-0x0000000013fdffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x13fdc000-0x13fdffff] [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:13fdb001, primary cpu clock [ 0.000000] [ffffea0000000000-ffffea00005fffff] PMD -> [ffff880011a00000-ffff880011ffffff] on node 0 [ 0.000000] Zone ranges: [ 0.000000] DMA32 [mem 0x00001000-0xffffffff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x00001000-0x0009efff] [ 0.000000] node 0: [mem 0x00100000-0x13fdffff] [ 0.000000] Initmem setup node 0 [mem 0x00001000-0x13fdffff] [ 0.000000] On node 0 totalpages: 81790 [ 0.000000] DMA32 zone: 1120 pages used for memmap [ 0.000000] DMA32 zone: 21 pages reserved [ 0.000000] DMA32 zone: 81790 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: 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 ffffffffff5fb000 (fec00000) [ 0.000000] e820: [mem 0x14000000-0xfeffbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 29 pages/cpu @ffff880012600000 s80072 r8192 d30520 u1048576 [ 0.000000] pcpu-alloc: s80072 r8192 d30520 u1048576 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 1 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr 1260ccc0 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 80649 [ 0.000000] Policy zone: DMA32 [ 0.000000] Kernel command line: hung_task_panic=1 earlyprintk=ttyS0,115200 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-ib0-12101221/linux-devel:devel-lkp-ib04-smoke-201412101243:1fadb581b0be9420b143e43ff2f4a07ea7e45f6c:bisect-linux-6/.vmlinuz-1fadb581b0be9420b143e43ff2f4a07ea7e45f6c-20141210133710-32-client8 branch=linux-devel/devel-lkp-ib04-smoke-201412101243 BOOT_IMAGE=/kernel/x86_64-randconfig-ib0-12101221/1fadb581b0be9420b143e43ff2f4a07ea7e45f6c/vmlinuz-3.18.0-rc2-00089-g1fadb58 drbd.minor_count=8 [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes) [ 0.000000] Memory: 264716K/327160K available (5567K kernel code, 3246K rwdata, 4268K rodata, 964K init, 16108K bss, 62444K reserved) [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 0 [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 3.18.0-rc2-00089-g1fadb58 (kbuild@lkp-ib04) (gcc version 4.9.1 (Debian 4.9.1-19) ) #3 SMP PREEMPT Wed Dec 10 13:36:50 CST 2014 [ 0.000000] Command line: hung_task_panic=1 earlyprintk=ttyS0,115200 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-ib0-12101221/linux-devel:devel-lkp-ib04-smoke-201412101243:1fadb581b0be9420b143e43ff2f4a07ea7e45f6c:bisect-linux-6/.vmlinuz-1fadb581b0be9420b143e43ff2f4a07ea7e45f6c-20141210133710-32-client8 branch=linux-devel/devel-lkp-ib04-smoke-201412101243 BOOT_IMAGE=/kernel/x86_64-randconfig-ib0-12101221/1fadb581b0be9420b143e43ff2f4a07ea7e45f6c/vmlinuz-3.18.0-rc2-00089-g1fadb58 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 0x0000000000100000-0x0000000013fdffff] 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] 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 = 0x13fe0 max_arch_pfn = 0x400000000 [ 0.000000] Scan for SMP in [mem 0x00000000-0x000003ff] [ 0.000000] Scan for SMP in [mem 0x0009fc00-0x0009ffff] [ 0.000000] Scan for SMP in [mem 0x000f0000-0x000fffff] [ 0.000000] found SMP MP-table at [mem 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 [0x02fdc000, 0x02fdcfff] PGTABLE [ 0.000000] BRK [0x02fdd000, 0x02fddfff] PGTABLE [ 0.000000] BRK [0x02fde000, 0x02fdefff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x12600000-0x127fffff] [ 0.000000] [mem 0x12600000-0x127fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x10000000-0x125fffff] [ 0.000000] [mem 0x10000000-0x125fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x00100000-0x0fffffff] [ 0.000000] [mem 0x00100000-0x001fffff] page 4k [ 0.000000] [mem 0x00200000-0x0fffffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x12800000-0x13fdffff] [ 0.000000] [mem 0x12800000-0x13dfffff] page 2M [ 0.000000] [mem 0x13e00000-0x13fdffff] page 4k [ 0.000000] BRK [0x02fdf000, 0x02fdffff] 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] No NUMA configuration found [ 0.000000] Faking a node at [mem 0x0000000000000000-0x0000000013fdffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x13fdc000-0x13fdffff] [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:13fdb001, primary cpu clock [ 0.000000] [ffffea0000000000-ffffea00005fffff] PMD -> [ffff880011a00000-ffff880011ffffff] on node 0 [ 0.000000] Zone ranges: [ 0.000000] DMA32 [mem 0x00001000-0xffffffff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x00001000-0x0009efff] [ 0.000000] node 0: [mem 0x00100000-0x13fdffff] [ 0.000000] Initmem setup node 0 [mem 0x00001000-0x13fdffff] [ 0.000000] On node 0 totalpages: 81790 [ 0.000000] DMA32 zone: 1120 pages used for memmap [ 0.000000] DMA32 zone: 21 pages reserved [ 0.000000] DMA32 zone: 81790 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: 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 ffffffffff5fb000 (fec00000) [ 0.000000] e820: [mem 0x14000000-0xfeffbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 29 pages/cpu @ffff880012600000 s80072 r8192 d30520 u1048576 [ 0.000000] pcpu-alloc: s80072 r8192 d30520 u1048576 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 1 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr 1260ccc0 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 80649 [ 0.000000] Policy zone: DMA32 [ 0.000000] Kernel command line: hung_task_panic=1 earlyprintk=ttyS0,115200 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-ib0-12101221/linux-devel:devel-lkp-ib04-smoke-201412101243:1fadb581b0be9420b143e43ff2f4a07ea7e45f6c:bisect-linux-6/.vmlinuz-1fadb581b0be9420b143e43ff2f4a07ea7e45f6c-20141210133710-32-client8 branch=linux-devel/devel-lkp-ib04-smoke-201412101243 BOOT_IMAGE=/kernel/x86_64-randconfig-ib0-12101221/1fadb581b0be9420b143e43ff2f4a07ea7e45f6c/vmlinuz-3.18.0-rc2-00089-g1fadb58 drbd.minor_count=8 [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes) [ 0.000000] Memory: 264716K/327160K available (5567K kernel code, 3246K rwdata, 4268K rodata, 964K init, 16108K bss, 62444K reserved) [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 0 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] hpet clockevent registered [ 0.000000] hpet clockevent registered [ 0.000000] tsc: Detected 2925.998 MHz processor [ 0.000000] tsc: Detected 2925.998 MHz processor [ 0.020000] Calibrating delay loop (skipped) preset value.. [ 0.020000] Calibrating delay loop (skipped) preset value.. 5851.99 BogoMIPS (lpj=29259980) 5851.99 BogoMIPS (lpj=29259980) [ 0.020000] pid_max: default: 32768 minimum: 301 [ 0.020000] pid_max: default: 32768 minimum: 301 [ 0.020000] ACPI: Core revision 20140926 [ 0.020000] ACPI: Core revision 20140926 [ 0.020018] BUG: unable to handle kernel [ 0.020018] BUG: unable to handle kernel NULL pointer dereferenceNULL pointer dereference at 0000000000000050 at 0000000000000050 [ 0.021436] IP: [ 0.021436] IP: [] default_scale_cpu_capacity+0xc/0x41 [] default_scale_cpu_capacity+0xc/0x41 [ 0.022741] PGD 0 [ 0.022741] PGD 0 [ 0.023123] Oops: 0000 [#1] [ 0.023123] Oops: 0000 [#1] PREEMPT PREEMPT SMP SMP [ 0.023853] Modules linked in: [ 0.023853] Modules linked in: [ 0.024476] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.18.0-rc2-00089-g1fadb58 #3 [ 0.024476] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.18.0-rc2-00089-g1fadb58 #3 [ 0.026198] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.026198] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.027982] task: ffffffff81c0f500 ti: ffffffff81c00000 task.ti: ffffffff81c00000 [ 0.027982] task: ffffffff81c0f500 ti: ffffffff81c00000 task.ti: ffffffff81c00000 [ 0.029308] RIP: 0010:[] [ 0.029308] RIP: 0010:[] [] default_scale_cpu_capacity+0xc/0x41 [] default_scale_cpu_capacity+0xc/0x41 [ 0.030000] RSP: 0000:ffff880012603d10 EFLAGS: 00010002 [ 0.030000] RSP: 0000:ffff880012603d10 EFLAGS: 00010002 [ 0.030000] RAX: 0000000000000400 RBX: 0000000000000400 RCX: 0000000000000000 [ 0.030000] RAX: 0000000000000400 RBX: 0000000000000400 RCX: 0000000000000000 [ 0.030000] RDX: 0000000000004c4c RSI: 0000000000000000 RDI: 0000000000000000 [ 0.030000] RDX: 0000000000004c4c RSI: 0000000000000000 RDI: 0000000000000000 [ 0.030000] RBP: ffff880012603d18 R08: 0000000000000001 R09: 0000000000000017 [ 0.030000] RBP: ffff880012603d18 R08: 0000000000000001 R09: 0000000000000017 [ 0.030000] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 0.030000] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 0.030000] R13: ffffffff81c0f568 R14: ffffffff81c03b98 R15: 0000000000000000 [ 0.030000] R13: ffffffff81c0f568 R14: ffffffff81c03b98 R15: 0000000000000000 [ 0.030000] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 0.030000] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 0.030000] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 0.030000] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 0.030000] CR2: 0000000000000050 CR3: 0000000001c08000 CR4: 00000000000006b0 [ 0.030000] CR2: 0000000000000050 CR3: 0000000001c08000 CR4: 00000000000006b0 [ 0.030000] Stack: [ 0.030000] Stack: [ 0.030000] ffffffff810d88d4 [ 0.030000] ffffffff810d88d4 ffff880012603d88 ffff880012603d88 ffffffff810d8986 ffffffff810d8986 ffffffff810cd13f ffffffff810cd13f [ 0.030000] 0000000000000000 [ 0.030000] 0000000000000000 ffff880000000001 ffff880000000001 00ffffff00000000 00ffffff00000000 0000000000004c4c 0000000000004c4c [ 0.030000] ffff880012612d70 [ 0.030000] ffff880012612d70 ffff880012603d88 ffff880012603d88 ffff880012612d70 ffff880012612d70 ffffffff81c0f500 ffffffff81c0f500 [ 0.030000] Call Trace: [ 0.030000] Call Trace: [ 0.030000] [ 0.030000] [ 0.030000] [ 0.030000] [] ? arch_scale_cpu_capacity+0x15/0x1e [] ? arch_scale_cpu_capacity+0x15/0x1e [ 0.030000] [] update_entity_load_avg+0xa9/0x5e2 [ 0.030000] [] update_entity_load_avg+0xa9/0x5e2 [ 0.030000] [] ? scheduler_tick+0x51/0xe4 [ 0.030000] [] ? scheduler_tick+0x51/0xe4 [ 0.030000] [] task_tick_fair+0x5f/0x156 [ 0.030000] [] task_tick_fair+0x5f/0x156 [ 0.030000] [] scheduler_tick+0x79/0xe4 [ 0.030000] [] scheduler_tick+0x79/0xe4 [ 0.030000] [] update_process_times+0x88/0xa6 [ 0.030000] [] update_process_times+0x88/0xa6 [ 0.030000] [] ? tick_handle_periodic+0x34/0xa2 [ 0.030000] [] ? tick_handle_periodic+0x34/0xa2 [ 0.030000] [] tick_periodic+0x141/0x14a [ 0.030000] [] tick_periodic+0x141/0x14a [ 0.030000] [] tick_handle_periodic+0x34/0xa2 [ 0.030000] [] tick_handle_periodic+0x34/0xa2 [ 0.030000] [] timer_interrupt+0x1c/0x2a [ 0.030000] [] timer_interrupt+0x1c/0x2a [ 0.030000] [] handle_irq_event_percpu+0xfe/0x592 [ 0.030000] [] handle_irq_event_percpu+0xfe/0x592 [ 0.030000] [] handle_irq_event+0x4f/0x7d [ 0.030000] [] handle_irq_event+0x4f/0x7d [ 0.030000] [] ? __this_cpu_preempt_check+0x1a/0x23 [ 0.030000] [] ? __this_cpu_preempt_check+0x1a/0x23 [ 0.030000] [] handle_level_irq+0xce/0x139 [ 0.030000] [] handle_level_irq+0xce/0x139 [ 0.030000] [] handle_irq+0x6d/0x85 [ 0.030000] [] handle_irq+0x6d/0x85 [ 0.030000] [] do_IRQ+0x76/0x141 [ 0.030000] [] do_IRQ+0x76/0x141 [ 0.030000] [] common_interrupt+0x6f/0x6f [ 0.030000] [] common_interrupt+0x6f/0x6f [ 0.030000] [ 0.030000] [ 0.030000] [ 0.030000] [] ? native_restore_fl+0xd/0x16 [] ? native_restore_fl+0xd/0x16 [ 0.030000] [] arch_local_irq_restore+0x12/0x1b [ 0.030000] [] arch_local_irq_restore+0x12/0x1b [ 0.030000] [] _raw_spin_unlock_irqrestore+0x8c/0x10f [ 0.030000] [] _raw_spin_unlock_irqrestore+0x8c/0x10f [ 0.030000] [] slob_free+0x410/0x426 [ 0.030000] [] slob_free+0x410/0x426 [ 0.030000] [] __kmem_cache_free+0x22/0x56 [ 0.030000] [] __kmem_cache_free+0x22/0x56 [ 0.030000] [] kmem_cache_free+0x7e/0x20f [ 0.030000] [] kmem_cache_free+0x7e/0x20f [ 0.030000] [] acpi_os_release_object+0x15/0x20 [ 0.030000] [] acpi_os_release_object+0x15/0x20 [ 0.030000] [] acpi_ut_delete_generic_state+0x2b/0x34 [ 0.030000] [] acpi_ut_delete_generic_state+0x2b/0x34 [ 0.030000] [] acpi_ds_scope_stack_clear+0x37/0x44 [ 0.030000] [] acpi_ds_scope_stack_clear+0x37/0x44 [ 0.030000] [] acpi_ps_parse_aml+0x1e1/0x402 [ 0.030000] [] acpi_ps_parse_aml+0x1e1/0x402 [ 0.030000] [] acpi_ds_auto_serialize_method+0xd9/0x10b [ 0.030000] [] acpi_ds_auto_serialize_method+0xd9/0x10b [ 0.030000] [] acpi_ds_init_one_object+0x110/0x144 [ 0.030000] [] acpi_ds_init_one_object+0x110/0x144 [ 0.030000] [] acpi_ns_walk_namespace+0x11a/0x247 [ 0.030000] [] acpi_ns_walk_namespace+0x11a/0x247 [ 0.030000] [] ? acpi_ds_create_index_field+0x12a/0x12a [ 0.030000] [] ? acpi_ds_create_index_field+0x12a/0x12a [ 0.030000] [] acpi_ds_initialize_objects+0x98/0x10e [ 0.030000] [] acpi_ds_initialize_objects+0x98/0x10e [ 0.030000] [] ? _raw_spin_unlock_irqrestore+0xe5/0x10f [ 0.030000] [] ? _raw_spin_unlock_irqrestore+0xe5/0x10f [ 0.030000] [] acpi_ns_load_table+0xe4/0xf3 [ 0.030000] [] acpi_ns_load_table+0xe4/0xf3 [ 0.030000] [] acpi_load_tables+0xea/0x225 [ 0.030000] [] acpi_load_tables+0xea/0x225 [ 0.030000] [] acpi_early_init+0xd8/0x1ac [ 0.030000] [] acpi_early_init+0xd8/0x1ac [ 0.030000] [] start_kernel+0x6d5/0x787 [ 0.030000] [] start_kernel+0x6d5/0x787 [ 0.030000] [] ? early_idt_handlers+0x120/0x120 [ 0.030000] [] ? early_idt_handlers+0x120/0x120 [ 0.030000] [] x86_64_start_reservations+0x46/0x4f [ 0.030000] [] x86_64_start_reservations+0x46/0x4f [ 0.030000] [] x86_64_start_kernel+0x1ca/0x1e0 [ 0.030000] [] x86_64_start_kernel+0x1ca/0x1e0 [ 0.030000] Code: [ 0.030000] Code: c3 c3 55 55 be be 08 08 00 00 00 00 00 00 48 48 ff ff 05 05 ab ab 04 04 fe fe 00 00 48 48 89 89 e5 e5 e8 e8 67 67 fd fd 21 21 00 00 48 48 ff ff 05 05 a4 a4 04 04 fe fe 00 00 5d 5d c3 c3 e8 e8 55 55 87 87 49 49 00 00 48 48 ff ff 05 05 7e 7e 39 39 fe fe 00 00 47 47 50 50 80 80 55 55 48 48 89 89 e5 e5 75 75 07 07 b8 b8 00 00 04 04 00 00 00 00 eb eb 22 22 8b 8b 8f 8f 90 90 00 00 [ 0.030000] RIP [ 0.030000] RIP [] default_scale_cpu_capacity+0xc/0x41 [] default_scale_cpu_capacity+0xc/0x41 [ 0.030000] RSP [ 0.030000] RSP [ 0.030000] CR2: 0000000000000050 [ 0.030000] CR2: 0000000000000050 [ 0.030000] ---[ end trace 8aa5f3406d78ad18 ]--- [ 0.030000] ---[ end trace 8aa5f3406d78ad18 ]--- [ 0.030000] Kernel panic - not syncing: Fatal exception in interrupt [ 0.030000] Kernel panic - not syncing: Fatal exception in interrupt Elapsed time: 5 qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel /kernel/x86_64-randconfig-ib0-12101221/1fadb581b0be9420b143e43ff2f4a07ea7e45f6c/vmlinuz-3.18.0-rc2-00089-g1fadb58 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 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-ib0-12101221/linux-devel:devel-lkp-ib04-smoke-201412101243:1fadb581b0be9420b143e43ff2f4a07ea7e45f6c:bisect-linux-6/.vmlinuz-1fadb581b0be9420b143e43ff2f4a07ea7e45f6c-20141210133710-32-client8 branch=linux-devel/devel-lkp-ib04-smoke-201412101243 BOOT_IMAGE=/kernel/x86_64-randconfig-ib0-12101221/1fadb581b0be9420b143e43ff2f4a07ea7e45f6c/vmlinuz-3.18.0-rc2-00089-g1fadb58 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-client8-1 -serial file:/dev/shm/kboot/serial-quantal-client8-1 -daemonize -display none -monitor null