early console in setup code Probing EDD (edd=off to disable)... ok early console in decompress_kernel Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 3.16.0-rc1-00050-gddfb3b3 (kbuild@ivytown2) (gcc version 4.8.2 (Debian 4.8.2-18) ) #1 SMP PREEMPT Thu Jul 17 08:45:22 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=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/x86_64-randconfig-iv1-07170145/next:master:ddfb3b363440172d62ce62fbffdf046670d3ce2b:bisect-linux7/.vmlinuz-ddfb3b363440172d62ce62fbffdf046670d3ce2b-20140717084610-11-ivb41 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-iv1-07170145/ddfb3b363440172d62ce62fbffdf046670d3ce2b/vmlinuz-3.16.0-rc1-00050-gddfb3b3 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 0x0000000000100000-0x0000000013ffdfff] 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] SMBIOS 2.4 present. [ 0.000000] DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 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 = 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] 8 disabled [ 0.000000] 9 disabled [ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 [ 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 [0x04434000, 0x04434fff] PGTABLE [ 0.000000] BRK [0x04435000, 0x04435fff] PGTABLE [ 0.000000] BRK [0x04436000, 0x04436fff] 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 0x12800000-0x13ffdfff] [ 0.000000] [mem 0x12800000-0x13dfffff] page 2M [ 0.000000] [mem 0x13e00000-0x13ffdfff] page 4k [ 0.000000] BRK [0x04437000, 0x04437fff] PGTABLE [ 0.000000] RAMDISK: [mem 0x1293d000-0x13feffff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0D00 000014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 0x0000000013FFFC2A 000034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x0000000013FFF1C0 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x0000000013FFE040 001180 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACS 0x0000000013FFE000 000040 [ 0.000000] ACPI: SSDT 0x0000000013FFF234 00093E (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x0000000013FFFB72 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 0x0000000013FFFBF2 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] mapped APIC to ffffffffff57d000 ( fee00000) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:128bd001, primary cpu clock [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x00001000-0x00ffffff] [ 0.000000] DMA32 [mem 0x01000000-0xffffffff] [ 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 0x00100000-0x13ffdfff] [ 0.000000] On node 0 totalpages: 81820 [ 0.000000] DMA zone: 56 pages used for memmap [ 0.000000] DMA zone: 21 pages reserved [ 0.000000] DMA zone: 3998 pages, LIFO batch:0 [ 0.000000] DMA32 zone: 1064 pages used for memmap [ 0.000000] DMA32 zone: 77822 pages, LIFO batch:15 [ 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] 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 2 CPUs, 0 hotplug CPUs [ 0.000000] mapped IOAPIC to ffffffffff57c000 (fec00000) [ 0.000000] nr_irqs_gsi: 40 [ 0.000000] e820: [mem 0x14000000-0xfeffbfff] 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 475 pages/cpu @ffff880012400000 s1916864 r8192 d20544 u2097152 [ 0.000000] pcpu-alloc: s1916864 r8192 d20544 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 1240cf00 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 80679 [ 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/x86_64-randconfig-iv1-07170145/next:master:ddfb3b363440172d62ce62fbffdf046670d3ce2b:bisect-linux7/.vmlinuz-ddfb3b363440172d62ce62fbffdf046670d3ce2b-20140717084610-11-ivb41 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-iv1-07170145/ddfb3b363440172d62ce62fbffdf046670d3ce2b/vmlinuz-3.16.0-rc1-00050-gddfb3b3 drbd.minor_count=8 [ 0.000000] sysrq: sysrq always enabled. [ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.000000] Memory: 239932K/327280K available (13196K kernel code, 8923K rwdata, 7044K rodata, 3228K init, 18748K bss, 87348K reserved) [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/cpu/common.c:1422 warn_pre_alternatives+0x2e/0x40() [ 0.000000] You're using static_cpu_has before alternatives have run! [ 0.000000] Modules linked in: [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.16.0-rc1-00050-gddfb3b3 #1 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 0.000000] 0000000000000009 ffffffff82603bc8 ffffffff81cca80d ffffffff82603c10 [ 0.000000] ffffffff82603c00 ffffffff810e6627 0000000000000000 0000000000000000 [ 0.000000] 0000000000000000 ffffffff826186c0 00000000000000a8 ffffffff82603c60 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0xd2/0x18e [ 0.000000] [] warn_slowpath_common+0xc7/0x100 [ 0.000000] [] warn_slowpath_fmt+0x57/0x70 [ 0.000000] [] ? print_context_stack+0x16d/0x210 [ 0.000000] [] warn_pre_alternatives+0x2e/0x40 [ 0.000000] [] __do_page_fault+0x2a6/0x1110 [ 0.000000] [] ? sched_clock_cpu+0x62/0x2b0 [ 0.000000] [] trace_do_page_fault+0x556/0x770 [ 0.000000] [] do_async_page_fault+0x3b/0x1d0 [ 0.000000] [] async_page_fault+0x28/0x30 [ 0.000000] [] ? __bitmap_or+0x38/0x50 [ 0.000000] [] rcu_init_one+0x773/0xa5c [ 0.000000] [] rcu_init+0x60a/0x6e9 [ 0.000000] [] start_kernel+0x46f/0x9f9 [ 0.000000] [] ? set_init_arg+0xec/0xec [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x64/0x6d [ 0.000000] [] x86_64_start_kernel+0x1c5/0x1db [ 0.000000] ---[ end trace 6f39130c1118624e ]--- [ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/cpu/common.c:1422 warn_pre_alternatives+0x2e/0x40() [ 0.000000] You're using static_cpu_has before alternatives have run! [ 0.000000] Modules linked in: [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 3.16.0-rc1-00050-gddfb3b3 #1 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 0.000000] 0000000000000009 ffffffff82603bc8 ffffffff81cca80d ffffffff82603c10 [ 0.000000] ffffffff82603c00 ffffffff810e6627 0000000000000000 0000000000000000 [ 0.000000] 0000000000000000 ffffffff826186c0 00000000000000a8 ffffffff82603c60 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0xd2/0x18e [ 0.000000] [] warn_slowpath_common+0xc7/0x100 [ 0.000000] [] warn_slowpath_fmt+0x57/0x70 [ 0.000000] [] ? print_context_stack+0x16d/0x210 [ 0.000000] [] warn_pre_alternatives+0x2e/0x40 [ 0.000000] [] __do_page_fault+0x328/0x1110 [ 0.000000] [] ? sched_clock_cpu+0x62/0x2b0 [ 0.000000] [] trace_do_page_fault+0x556/0x770 [ 0.000000] [] do_async_page_fault+0x3b/0x1d0 [ 0.000000] [] async_page_fault+0x28/0x30 [ 0.000000] [] ? __bitmap_or+0x38/0x50 [ 0.000000] [] rcu_init_one+0x773/0xa5c [ 0.000000] [] rcu_init+0x60a/0x6e9 [ 0.000000] [] start_kernel+0x46f/0x9f9 [ 0.000000] [] ? set_init_arg+0xec/0xec [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x64/0x6d [ 0.000000] [] x86_64_start_kernel+0x1c5/0x1db [ 0.000000] ---[ end trace 6f39130c1118624f ]--- [ 0.000000] BUG: unable to handle kernel NULL pointer dereference at (null) [ 0.000000] IP: [] __bitmap_or+0x38/0x50 [ 0.000000] PGD 0 [ 0.000000] Oops: 0000 [#1] PREEMPT SMP [ 0.000000] Modules linked in: [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 3.16.0-rc1-00050-gddfb3b3 #1 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 0.000000] task: ffffffff826186c0 ti: ffffffff82600000 task.ti: ffffffff82600000 [ 0.000000] RIP: 0010:[] [] __bitmap_or+0x38/0x50 [ 0.000000] RSP: 0000:ffffffff82603ea8 EFLAGS: 00010002 [ 0.000000] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 0000000000000001 [ 0.000000] RDX: 0000000000000000 RSI: ffff880011424800 RDI: ffff880011424800 [ 0.000000] RBP: ffffffff82603ea8 R08: 0000000000000001 R09: 0000000000000002 [ 0.000000] R10: 0000000000000000 R11: ffffffff839c5eb0 R12: 0140000000000000 [ 0.000000] R13: 00000000001cd500 R14: ffff8800127cd540 R15: ffffffff8271a140 [ 0.000000] FS: 0000000000000000(0000) GS:ffff880012400000(0000) knlGS:0000000000000000 [ 0.000000] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 0.000000] CR2: 0000000000000000 CR3: 0000000002611000 CR4: 00000000000006b0 [ 0.000000] Stack: [ 0.000000] ffffffff82603f10 ffffffff830bd666 00000000001cd540 ffffffff00000001 [ 0.000000] 0000000000000001 0000000000000000 0000000000000006 ffff8800127cd540 [ 0.000000] 0000000000000002 0000000000000002 ffff8800128bcb00 ffffffff8316d0a0 [ 0.000000] Call Trace: [ 0.000000] [] rcu_init_one+0x773/0xa5c [ 0.000000] [] rcu_init+0x60a/0x6e9 [ 0.000000] [] start_kernel+0x46f/0x9f9 [ 0.000000] [] ? set_init_arg+0xec/0xec [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x64/0x6d [ 0.000000] [] x86_64_start_kernel+0x1c5/0x1db [ 0.000000] Code: 06 48 89 e5 85 c9 41 89 c8 7f 18 0f 1f 84 00 00 00 00 00 48 83 05 a0 f5 a1 02 01 5d c3 66 0f 1f 44 00 00 48 83 05 88 f5 a1 02 01 <48> 8b 0c c2 48 0b 0c c6 48 89 0c c7 48 83 c0 01 41 39 c0 7f e3 [ 0.000000] RIP [] __bitmap_or+0x38/0x50 [ 0.000000] RSP [ 0.000000] CR2: 0000000000000000 [ 0.000000] ---[ end trace 6f39130c11186250 ]--- [ 0.000000] Kernel panic - not syncing: Fatal exception [ 0.000000] Rebooting in 10 seconds.. Elapsed time: 10 qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel /kernel/x86_64-randconfig-iv1-07170145/ddfb3b363440172d62ce62fbffdf046670d3ce2b/vmlinuz-3.16.0-rc1-00050-gddfb3b3 -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/x86_64-randconfig-iv1-07170145/next:master:ddfb3b363440172d62ce62fbffdf046670d3ce2b:bisect-linux7/.vmlinuz-ddfb3b363440172d62ce62fbffdf046670d3ce2b-20140717084610-11-ivb41 branch=next/master BOOT_IMAGE=/kernel/x86_64-randconfig-iv1-07170145/ddfb3b363440172d62ce62fbffdf046670d3ce2b/vmlinuz-3.16.0-rc1-00050-gddfb3b3 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-ivb41-15 -serial file:/dev/shm/kboot/serial-quantal-ivb41-15 -daemonize -display none -monitor null