early console in setup code early console in decompress_kernel Decompressing Linux... Parsing ELF... No relocation needed... done. Booting the kernel. [ 0.000000] Linux version 3.16.0-rc1-00055-gc6e2955 (kbuild@lkp-hsx01) (gcc version 4.8.2 (Debian 4.8.2-18) ) #9 SMP PREEMPT Sat Jul 19 02:18:32 CST 2014 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] NSC Geode by NSC [ 0.000000] Cyrix CyrixInstead [ 0.000000] Transmeta GenuineTMx86 [ 0.000000] Transmeta TransmetaCPU [ 0.000000] UMC UMC UMC UMC [ 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 0x0000000000100000-0x0000000013ffdfff] usable [ 0.000000] BIOS-e820: [mem 0x0000000013ffe000-0x0000000013ffffff] 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] 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 = 0x13ffe max_arch_pfn = 0x1000000 [ 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 0x000fdb00-0x000fdb0f] mapped at [800fdb00] [ 0.000000] mpc: fdb10-fdbf0 [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] initial memory mapped: [mem 0x00000000-0x029fffff] [ 0.000000] Base memory trampoline at [8009b000] 9b000 size 16384 [ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff] [ 0.000000] [mem 0x00000000-0x000fffff] page 4k [ 0.000000] init_memory_mapping: [mem 0x13a00000-0x13bfffff] [ 0.000000] [mem 0x13a00000-0x13bfffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x10000000-0x139fffff] [ 0.000000] [mem 0x10000000-0x139fffff] 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 0x13c00000-0x13ffdfff] [ 0.000000] [mem 0x13c00000-0x13dfffff] page 2M [ 0.000000] [mem 0x13e00000-0x13ffdfff] page 4k [ 0.000000] BRK [0x02068000, 0x02068fff] PGTABLE [ 0.000000] RAMDISK: [mem 0x13cbd000-0x13feffff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x000FD9A0 000014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 0x13FFE4B0 000034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x13FFFF80 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x13FFE4F0 0011A9 (v01 BXPC BXDSDT 00000001 INTL 20100528) [ 0.000000] ACPI: FACS 0x13FFFF40 000040 [ 0.000000] ACPI: SSDT 0x13FFF800 000735 (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x13FFF6E0 000078 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 0x13FFF6A0 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffc000 ( fee00000) [ 0.000000] 0MB HIGHMEM available. [ 0.000000] 319MB LOWMEM available. [ 0.000000] mapped low ram: 0 - 13ffe000 [ 0.000000] low ram: 0 - 13ffe000 [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:13ffd001, primary cpu clock [ 0.000000] BRK [0x02069000, 0x02069fff] PGTABLE [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x00001000-0x00ffffff] [ 0.000000] Normal [mem 0x01000000-0x13ffdfff] [ 0.000000] HighMem 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 0x00100000-0x13ffdfff] [ 0.000000] On node 0 totalpages: 81820 [ 0.000000] free_area_init_node: node 0, pgdat 819ec820, node_mem_map 93a3d020 [ 0.000000] DMA zone: 32 pages used for memmap [ 0.000000] DMA zone: 0 pages reserved [ 0.000000] DMA zone: 3998 pages, LIFO batch:0 [ 0.000000] Normal zone: 608 pages used for memmap [ 0.000000] Normal zone: 77822 pages, LIFO batch:15 [ 0.000000] Using APIC driver default [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffc000 ( fee00000) [ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] 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] ACPI: IRQ2 used by override. [ 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 1 CPUs, 0 hotplug CPUs [ 0.000000] mapped IOAPIC to ffffb000 (fec00000) [ 0.000000] nr_irqs_gsi: 40 [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 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:1 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 10 pages/cpu @93a33000 s27200 r0 d13760 u40960 [ 0.000000] pcpu-alloc: s27200 r0 d13760 u40960 alloc=10*4096 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr 13a35540 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 81180 [ 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=10 softlockup_panic=1 nmi_watchdog=panic prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-ib1-07181646/next:master:c6e2955266d149d207656d7a5b975ac28c27826a:bisect-linux0/.vmlinuz-c6e2955266d149d207656d7a5b975ac28c27826a-20140719021844-4-kbuild branch=next/master BOOT_IMAGE=/kernel/i386-randconfig-ib1-07181646/c6e2955266d149d207656d7a5b975ac28c27826a/vmlinuz-3.16.0-rc1-00055-gc6e2955 drbd.minor_count=8 [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes) [ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) [ 0.000000] Initializing CPU#0 [ 0.000000] xsave: enabled xstate_bv 0x7, cntxt size 0x340 [ 0.000000] Initializing HighMem for node 0 (00000000:00000000) [ 0.000000] Memory: 304080K/327280K available (6507K kernel code, 660K rwdata, 3004K rodata, 480K init, 6036K bss, 23200K reserved, 0K highmem) [ 0.000000] virtual kernel memory layout: [ 0.000000] fixmap : 0xffe6e000 - 0xfffff000 (1604 kB) [ 0.000000] pkmap : 0xffa00000 - 0xffc00000 (2048 kB) [ 0.000000] vmalloc : 0x947fe000 - 0xff9fe000 (1714 MB) [ 0.000000] lowmem : 0x80000000 - 0x93ffe000 ( 319 MB) [ 0.000000] .init : 0x819f2000 - 0x81a6a000 ( 480 kB) [ 0.000000] .data : 0x8165b009 - 0x819f03e0 (3668 kB) [ 0.000000] .text : 0x81000000 - 0x8165b009 (6508 kB) [ 0.000000] Checking if this processor honours the WP bit even in supervisor mode...Ok. [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 0.000000] BUG: unable to handle kernel NULL pointer dereference at (null) [ 0.000000] IP: [<81048a68>] wake_up_process+0x6/0x2c [ 0.000000] *pdpt = 0000000000000000 *pde = f000ff53f000ff53 [ 0.000000] Oops: 0000 [#1] PREEMPT SMP [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.16.0-rc1-00055-gc6e2955 #9 [ 0.000000] task: 81957830 ti: 8194c000 task.ti: 8194c000 [ 0.000000] EIP: 0060:[<81048a68>] EFLAGS: 00210082 CPU: 0 [ 0.000000] EIP is at wake_up_process+0x6/0x2c [ 0.000000] EAX: 00000000 EBX: 00000000 ECX: 81957c40 EDX: 00000002 [ 0.000000] ESI: 93403620 EDI: 8194dedc EBP: 8194dea0 ESP: 8194de9c [ 0.000000] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 [ 0.000000] CR0: 80050033 CR2: 00000000 CR3: 01a72000 CR4: 000406b0 [ 0.000000] Stack: [ 0.000000] 8194deb0 8194df14 8103f651 81957c58 00000000 00000000 00030000 dead4ead [ 0.000000] ffffffff ffffffff 81a7fbfc 00000000 00000000 81885cce 8194ded4 8194ded4 [ 0.000000] 00000000 00030000 dead4ead ffffffff ffffffff 81a7fbfc 00000000 00000000 [ 0.000000] Call Trace: [ 0.000000] [<8103f651>] kthread_create_on_node+0x90/0x108 [ 0.000000] [<8106a5b0>] rcu_spawn_one_nocb_kthread+0xba/0xda [ 0.000000] [<81067eb3>] ? rcu_start_future_gp+0x118/0x118 [ 0.000000] [<8106a723>] rcu_cpu_notify+0x153/0x5b8 [ 0.000000] [<81657ae3>] ? __mutex_unlock_slowpath+0x106/0x11d [ 0.000000] [<810678d2>] ? cpumask_next+0x22/0x26 [ 0.000000] [<81a058cc>] rcu_init+0x291/0x29b [ 0.000000] [<819f2965>] start_kernel+0x1fa/0x372 [ 0.000000] [<819f255d>] ? set_init_arg+0x49/0x49 [ 0.000000] [<819f22af>] i386_start_kernel+0x79/0x7d [ 0.000000] Code: 61 00 eb 07 89 f0 e8 df c4 ff ff be 01 00 00 00 8b 45 f0 8b 55 ec e8 b2 07 61 00 83 c4 10 89 f0 5b 5e 5f 5d c3 55 89 e5 53 89 c3 <8b> 00 a8 0c 74 0f ba e0 06 00 00 b8 8e 78 88 81 e8 0d 36 fe ff [ 0.000000] EIP: [<81048a68>] wake_up_process+0x6/0x2c SS:ESP 0068:8194de9c [ 0.000000] CR2: 0000000000000000 [ 0.000000] ---[ end trace db4b7fde7786bb07 ]--- [ 0.000000] Kernel panic - not syncing: Attempted to kill the idle task! [ 0.000000] Rebooting in 10 seconds.. Elapsed time: 5 qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap -kernel /kernel/i386-randconfig-ib1-07181646/c6e2955266d149d207656d7a5b975ac28c27826a/vmlinuz-3.16.0-rc1-00055-gc6e2955 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=10 softlockup_panic=1 nmi_watchdog=panic prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-ib1-07181646/next:master:c6e2955266d149d207656d7a5b975ac28c27826a:bisect-linux0/.vmlinuz-c6e2955266d149d207656d7a5b975ac28c27826a-20140719021844-4-kbuild branch=next/master BOOT_IMAGE=/kernel/i386-randconfig-ib1-07181646/c6e2955266d149d207656d7a5b975ac28c27826a/vmlinuz-3.16.0-rc1-00055-gc6e2955 drbd.minor_count=8' -initrd /kernel-tests/initrd/yocto-minimal-i386.cgz -m 320 -smp 1 -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-yocto-kbuild-3 -serial file:/dev/shm/kboot/serial-yocto-kbuild-3 -daemonize -display none -monitor null