[ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 3.12.0-rc3-00071-gea0225a (kbuild@xian) (gcc version 4.8.1 (Debian 4.8.1-8) ) #452 PREEMPT Fri Oct 18 08:50:07 CST 2013 [ 0.000000] Command line: hung_task_panic=1 rcutree.rcu_cpu_stall_timeout=100 log_buf_len=8M ignore_loglevel debug sched_debug apic=debug dynamic_printk sysrq_always_enabled panic=10 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kernel-tests/run-queue/kvm/x86_64-randconfig-x3----1018/userns:userns-always-map-user-v136/.vmlinuz-ea0225af2eca6d14e7f1d33bcb12fa1808273b6f-20131018085032-7-bens branch=userns/userns-always-map-user-v136 BOOT_IMAGE=/kernel/x86_64-randconfig-x3----1018/ea0225af2eca6d14e7f1d33bcb12fa1808273b6f/vmlinuz-3.12.0-rc3-00071-gea0225a [ 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 0x0000000000100000-0x000000000fffdfff] usable [ 0.000000] BIOS-e820: [mem 0x000000000fffe000-0x000000000fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] debug: ignoring loglevel setting. [ 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 = 0xfffe 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 0x000fdab0-0x000fdabf] mapped at [ffff8800000fdab0] [ 0.000000] mpc: fdac0-fdbe4 [ 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 [0x02ac2000, 0x02ac2fff] PGTABLE [ 0.000000] BRK [0x02ac3000, 0x02ac3fff] PGTABLE [ 0.000000] BRK [0x02ac4000, 0x02ac4fff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x0fa00000-0x0fbfffff] [ 0.000000] [mem 0x0fa00000-0x0fbfffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x0c000000-0x0f9fffff] [ 0.000000] [mem 0x0c000000-0x0f9fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x00100000-0x0bffffff] [ 0.000000] [mem 0x00100000-0x001fffff] page 4k [ 0.000000] [mem 0x00200000-0x0bffffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x0fc00000-0x0fffdfff] [ 0.000000] [mem 0x0fc00000-0x0fdfffff] page 2M [ 0.000000] [mem 0x0fe00000-0x0fffdfff] page 4k [ 0.000000] BRK [0x02ac5000, 0x02ac5fff] PGTABLE [ 0.000000] log_buf_len: 8388608 [ 0.000000] early log buf free: 127900(97%) [ 0.000000] RAMDISK: [mem 0x0fd03000-0x0ffeffff] [ 0.000000] ACPI: RSDP 00000000000fd920 00014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 000000000fffe450 00034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 000000000fffff80 00074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 000000000fffe490 011A9 (v01 BXPC BXDSDT 00000001 INTL 20100528) [ 0.000000] ACPI: FACS 000000000fffff40 00040 [ 0.000000] ACPI: SSDT 000000000ffff7a0 00796 (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 000000000ffff680 00080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 000000000ffff640 00038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff5fa000 ( fee00000) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:fffd001, boot clock [ 0.000000] [ffffea0000000000-ffffea00003fffff] PMD -> [ffff88000e800000-ffff88000ebfffff] 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 0x00100000-0x0fffdfff] [ 0.000000] On node 0 totalpages: 65436 [ 0.000000] DMA32 zone: 896 pages used for memmap [ 0.000000] DMA32 zone: 21 pages reserved [ 0.000000] DMA32 zone: 65436 pages, LIFO batch:15 [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff5fa000 ( 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] 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] mapped IOAPIC to ffffffffff5f9000 (fec00000) [ 0.000000] nr_irqs_gsi: 40 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr 1c2c040 [ 0.000000] e820: [mem 0x10000000-0xfeffbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 64519 [ 0.000000] Kernel command line: hung_task_panic=1 rcutree.rcu_cpu_stall_timeout=100 log_buf_len=8M ignore_loglevel debug sched_debug apic=debug dynamic_printk sysrq_always_enabled panic=10 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kernel-tests/run-queue/kvm/x86_64-randconfig-x3----1018/userns:userns-always-map-user-v136/.vmlinuz-ea0225af2eca6d14e7f1d33bcb12fa1808273b6f-20131018085032-7-bens branch=userns/userns-always-map-user-v136 BOOT_IMAGE=/kernel/x86_64-randconfig-x3----1018/ea0225af2eca6d14e7f1d33bcb12fa1808273b6f/vmlinuz-3.12.0-rc3-00071-gea0225a [ 0.000000] PID hash table entries: 1024 (order: 1, 8192 bytes) [ 0.000000] Dentry cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.000000] Inode-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.000000] Memory: 218476K/261744K available (7141K kernel code, 3536K rwdata, 3916K rodata, 764K init, 10804K bss, 43268K reserved) [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] [ 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: 16384 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.000000] ... CHAINHASH_SIZE: 16384 [ 0.000000] memory used by lock dependency info: 6367 kB [ 0.000000] per task-struct memory footprint: 2688 bytes [ 0.000000] ODEBUG: 0 of 0 active objects replaced [ 0.000000] hpet clockevent registered [ 0.000000] tsc: Detected 2666.772 MHz processor [ 0.006666] Calibrating delay loop (skipped) preset value.. 5335.77 BogoMIPS (lpj=8889240) [ 0.006666] pid_max: default: 32768 minimum: 301 [ 0.006871] Security Framework initialized [ 0.007689] AppArmor: AppArmor initialized [ 0.008508] Mount-cache hash table entries: 256 [ 0.011406] Initializing cgroup subsys devices [ 0.012403] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.012403] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.012403] tlb_flushall_shift: 6 [ 0.013344] CPU: Intel Common KVM processor (fam: 0f, model: 06, stepping: 01) [ 0.018865] ACPI: Core revision 20130725 [ 0.026468] ACPI: All ACPI Tables successfully acquired [ 0.028112] Performance Events: unsupported Netburst CPU model 6 no PMU driver, software events only. [ 0.030074] BUG: unable to handle kernel NULL pointer dereference at (null) [ 0.031525] IP: [] wake_up_process+0xa/0x37 [ 0.032623] PGD 0 [ 0.033033] Oops: 0000 [#1] PREEMPT [ 0.033333] CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.0-rc3-00071-gea0225a #452 [ 0.033333] task: ffff880000050040 ti: ffff88000004e000 task.ti: ffff88000004e000 [ 0.033333] RIP: 0010:[] [] wake_up_process+0xa/0x37 [ 0.033333] RSP: 0000:ffff88000004fd10 EFLAGS: 00010246 [ 0.033333] RAX: 0000000000000000 RBX: ffff88000004fd60 RCX: 0000000000000058 [ 0.033333] RDX: ffffffff81c4be90 RSI: ffffffff81085a52 RDI: 0000000000000000 [ 0.033333] RBP: ffff88000004fd18 R08: 0000000000000001 R09: 0000000000000058 [ 0.033333] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff81adbddf [ 0.033333] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 0.033333] FS: 0000000000000000(0000) GS:ffffffff81c1e000(0000) knlGS:0000000000000000 [ 0.033333] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 0.033333] CR2: 0000000000000000 CR3: 0000000001c0d000 CR4: 00000000000006b0 [ 0.033333] Stack: [ 0.033333] ffff88000004fd60 ffff88000004fe10 ffffffff81085a5e 000000000000000a [ 0.033333] ffff880000050730 ffffffff810a986e ffffffff8108bc76 ffff880000094920 [ 0.033333] 0000000000000000 ffff880000050040 ffff880000000000 dead4ead00000001 [ 0.033333] Call Trace: [ 0.033333] [] kthread_create_on_node+0x92/0x10c [ 0.033333] [] ? mark_lock+0x2e/0x25a [ 0.033333] [] ? __smpboot_create_thread+0x9d/0x9d [ 0.033333] [] ? __smpboot_create_thread+0x37/0x9d [ 0.033333] [] ? __smpboot_create_thread+0x37/0x9d [ 0.033333] [] kthread_create_on_cpu+0x1b/0x4c [ 0.033333] [] __smpboot_create_thread+0x5c/0x9d [ 0.033333] [] smpboot_register_percpu_thread+0x29/0x8d [ 0.033333] [] ? ftrace_define_fields_softirq+0x30/0x30 [ 0.033333] [] spawn_ksoftirqd+0x10/0x1a [ 0.033333] [] do_one_initcall+0xaa/0x139 [ 0.033333] [] ? trace_preempt_on+0x12/0x2f [ 0.033333] [] ? sub_preempt_count+0xb7/0xdc [ 0.033333] [] kernel_init_freeable+0xa0/0x1c9 [ 0.033333] [] ? rest_init+0xc1/0xc1 [ 0.033333] [] kernel_init+0xe/0xd6 [ 0.033333] [] ret_from_fork+0x7a/0xb0 [ 0.033333] [] ? rest_init+0xc1/0xc1 [ 0.033333] Code: 44 89 e0 41 5c 41 5d 41 5e 41 5f 5d c3 e8 9b 80 66 00 55 48 8b 7f 08 48 89 e5 e8 dc fe ff ff 5d c3 e8 87 80 66 00 55 48 89 e5 53 <48> 8b 07 48 89 fb a8 0c 74 11 be 2e 06 00 00 48 c7 c7 e5 ee ad [ 0.033333] RIP [] wake_up_process+0xa/0x37 [ 0.033333] RSP [ 0.033333] CR2: 0000000000000000 [ 0.033356] ---[ end trace 5811b7ce8c4f6c29 ]--- [ 0.034206] Kernel panic - not syncing: Attempted to kill the idle task! [ 0.035425] Rebooting in 10 seconds.. Elapsed time: 5 qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel /kernel/x86_64-randconfig-x3----1018/ea0225af2eca6d14e7f1d33bcb12fa1808273b6f/vmlinuz-3.12.0-rc3-00071-gea0225a -append 'hung_task_panic=1 rcutree.rcu_cpu_stall_timeout=100 log_buf_len=8M ignore_loglevel debug sched_debug apic=debug dynamic_printk sysrq_always_enabled panic=10 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal root=/dev/ram0 rw link=/kernel-tests/run-queue/kvm/x86_64-randconfig-x3----1018/userns:userns-always-map-user-v136/.vmlinuz-ea0225af2eca6d14e7f1d33bcb12fa1808273b6f-20131018085032-7-bens branch=userns/userns-always-map-user-v136 BOOT_IMAGE=/kernel/x86_64-randconfig-x3----1018/ea0225af2eca6d14e7f1d33bcb12fa1808273b6f/vmlinuz-3.12.0-rc3-00071-gea0225a' -initrd /kernel-tests/initrd/yocto-minimal-x86_64.cgz -m 256M -smp 2 -net nic,vlan=0,macaddr=00:00:00:00:00:00,model=virtio -net user,vlan=0,hostfwd=tcp::11557-:22 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -drive file=/fs/sda7/disk0-yocto-bens-4,media=disk,if=virtio -drive file=/fs/sda7/disk1-yocto-bens-4,media=disk,if=virtio -drive file=/fs/sda7/disk2-yocto-bens-4,media=disk,if=virtio -drive file=/fs/sda7/disk3-yocto-bens-4,media=disk,if=virtio -drive file=/fs/sda7/disk4-yocto-bens-4,media=disk,if=virtio -drive file=/fs/sda7/disk5-yocto-bens-4,media=disk,if=virtio -pidfile /dev/shm/kboot/pid-yocto-bens-4 -serial file:/dev/shm/kboot/serial-yocto-bens-4 -daemonize -display none -monitor null