early console in setup code early console in decompress_kernel Decompressing Linux... Parsing ELF... No relocation needed... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 3.17.0-02811-g07ddfca (kbuild@lkp-hsx01) (gcc version 4.9.1 (Debian 4.9.1-11) ) #2119 Sat Oct 11 17:29:58 CST 2014 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] NSC Geode by NSC [ 0.000000] Cyrix CyrixInstead [ 0.000000] Centaur CentaurHauls [ 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 0x0000000000100000-0x0000000013fdffff] 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 = 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 0x000f0eb0-0x000f0ebf] mapped at [c00f0eb0] [ 0.000000] mpc: f0ec0-f0fa4 [ 0.000000] initial memory mapped: [mem 0x00000000-0x031fffff] [ 0.000000] Base memory trampoline at [c009b000] 9b000 size 16384 [ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff] [ 0.000000] [mem 0x00000000-0x000fffff] page 4k [ 0.000000] init_memory_mapping: [mem 0x12400000-0x125fffff] [ 0.000000] [mem 0x12400000-0x125fffff] page 4k [ 0.000000] BRK [0x02c96000, 0x02c96fff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x10000000-0x123fffff] [ 0.000000] [mem 0x10000000-0x123fffff] page 4k [ 0.000000] BRK [0x02c97000, 0x02c97fff] PGTABLE [ 0.000000] BRK [0x02c98000, 0x02c98fff] PGTABLE [ 0.000000] BRK [0x02c99000, 0x02c99fff] PGTABLE [ 0.000000] BRK [0x02c9a000, 0x02c9afff] PGTABLE [ 0.000000] BRK [0x02c9b000, 0x02c9bfff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x00100000-0x0fffffff] [ 0.000000] [mem 0x00100000-0x0fffffff] page 4k [ 0.000000] init_memory_mapping: [mem 0x12600000-0x13fdffff] [ 0.000000] [mem 0x12600000-0x13fdffff] page 4k [ 0.000000] RAMDISK: [mem 0x12793000-0x13fd7fff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x000F0C90 000014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 0x13FE18BD 000034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x13FE0B37 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x13FE0040 000AF7 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACS 0x13FE0000 000040 [ 0.000000] ACPI: SSDT 0x13FE0BAB 000C5A (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x13FE1805 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 0x13FE1885 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 - 13fe0000 [ 0.000000] low ram: 0 - 13fe0000 [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:13fde001, primary cpu clock [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x00001000-0x00ffffff] [ 0.000000] Normal [mem 0x01000000-0x13fdffff] [ 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 0x00100000-0x13fdffff] [ 0.000000] On node 0 totalpages: 81790 [ 0.000000] DMA zone: 40 pages used for memmap [ 0.000000] DMA zone: 0 pages reserved [ 0.000000] DMA zone: 3998 pages, LIFO batch:0 [ 0.000000] Normal zone: 760 pages used for memmap [ 0.000000] Normal zone: 77792 pages, LIFO batch:15 [ 0.000000] Using APIC driver default [ 0.000000] ACPI: PM-Timer IO Port: 0x608 [ 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 (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] Using ACPI for processor (LAPIC) configuration information [ 0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.000000] Intel MultiProcessor Specification v1.4 [ 0.000000] Virtual Wire compatibility mode. [ 0.000000] mpc: f0ec0-f0fa4 [ 0.000000] MPTABLE: OEM ID: BOCHSCPU [ 0.000000] MPTABLE: Product ID: 0.1 [ 0.000000] MPTABLE: APIC at: 0xFEE00000 [ 0.000000] Lint: type 3, pol 0, trig 0, bus 01, IRQ 00, APIC ID 0, APIC LINT 00 [ 0.000000] Lint: type 1, pol 0, trig 0, bus 01, IRQ 00, APIC ID ff, APIC LINT 01 [ 0.000000] Processors: 1 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr 1e90400 [ 0.000000] e820: [mem 0x14000000-0xfeffbfff] 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: 80990 [ 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/i386-randconfig-ha2-1011/jiangliu:irqdomain:p2v3:07ddfcaeda058f3630c5b18cc3da18355a4a87c7:bisect-linux-6/.vmlinuz-07ddfcaeda058f3630c5b18cc3da18355a4a87c7-20141011173021-6-lkp-nex04 branch=jiangliu/irqdomain/p2v3 BOOT_IMAGE=/kernel/i386-randconfig-ha2-1011/07ddfcaeda058f3630c5b18cc3da18355a4a87c7/vmlinuz-3.17.0-02811-g07ddfca drbd.minor_count=8 [ 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] Initializing HighMem for node 0 (00000000:00000000) [ 0.000000] Memory: 266836K/327160K available (10118K kernel code, 1967K rwdata, 4560K rodata, 612K init, 11872K bss, 60324K reserved, 0K highmem) [ 0.000000] virtual kernel memory layout: [ 0.000000] fixmap : 0xfffe2000 - 0xfffff000 ( 116 kB) [ 0.000000] pkmap : 0xff800000 - 0xffa00000 (2048 kB) [ 0.000000] vmalloc : 0xd47e0000 - 0xff7fe000 ( 688 MB) [ 0.000000] lowmem : 0xc0000000 - 0xd3fe0000 ( 319 MB) [ 0.000000] .init : 0xc204b000 - 0xc20e4000 ( 612 kB) [ 0.000000] .data : 0xc19e1bc6 - 0xc2049c00 (6560 kB) [ 0.000000] .text : 0xc1000000 - 0xc19e1bc6 (10118 kB) [ 0.000000] Checking if this processor honours the WP bit even in supervisor mode...Ok. [ 0.000000] SLUB: HWalign=128, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] NR_IRQS:16 nr_irqs:16 0 [ 0.000000] BUG: unable to handle kernel NULL pointer dereference at 0000003a [ 0.000000] IP: [] setup_irq+0x2d/0xbd [ 0.000000] *pdpt = 0000000000000000 *pde = f000ff53f000ff53 [ 0.000000] Oops: 0000 [#1] DEBUG_PAGEALLOC [ 0.000000] Modules linked in: [ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.17.0-02811-g07ddfca #2119 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.000000] task: c1e68140 ti: c1e5e000 task.ti: c1e5e000 [ 0.000000] EIP: 0060:[] EFLAGS: 00210046 CPU: 0 [ 0.000000] EIP is at setup_irq+0x2d/0xbd [ 0.000000] EAX: 00000000 EBX: 00000002 ECX: 00000000 EDX: 00000002 [ 0.000000] ESI: 00000000 EDI: c1e77480 EBP: c1e5ffa4 ESP: c1e5ff98 [ 0.000000] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 [ 0.000000] CR0: 8005003b CR2: 0000003a CR3: 020e7000 CR4: 000006b0 [ 0.000000] Stack: [ 0.000000] 00000100 c1e76e0c 565f2e4e c1e5ffb0 c20518eb 00000000 c1e5ffcc c2051678 [ 0.000000] 00000010 00000000 c20b63c0 67667cc0 565f2e4e c1e5ffe8 c204c338 c20b63c0 [ 0.000000] 565f2e4e 00000800 00020800 c20e8800 c1e5fff8 c204b33b 00000800 c20e8800 [ 0.000000] Call Trace: [ 0.000000] [] native_init_IRQ+0x25e/0x284 [ 0.000000] [] init_IRQ+0x65/0x7a [ 0.000000] [] start_kernel+0x587/0xa5e [ 0.000000] [] i386_start_kernel+0xe9/0xfb [ 0.000000] Code: 05 80 86 8e c2 01 83 15 84 86 8e c2 00 89 e5 57 56 53 89 d7 89 c3 e8 e8 c8 ff ff 83 05 88 86 8e c2 01 89 c6 83 15 8c 86 8e c2 00 40 3a 02 74 32 83 05 90 86 8e c2 01 b8 ff 8b d7 c1 ba 09 05 [ 0.000000] EIP: [] setup_irq+0x2d/0xbd SS:ESP 0068:c1e5ff98 [ 0.000000] CR2: 000000000000003a [ 0.000000] ---[ end trace 18cb1eda9f4a6d8f ]--- [ 0.000000] Kernel panic - not syncing: Fatal exception Elapsed time: 30 qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel /kernel/i386-randconfig-ha2-1011/07ddfcaeda058f3630c5b18cc3da18355a4a87c7/vmlinuz-3.17.0-02811-g07ddfca -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/i386-randconfig-ha2-1011/jiangliu:irqdomain:p2v3:07ddfcaeda058f3630c5b18cc3da18355a4a87c7:bisect-linux-6/.vmlinuz-07ddfcaeda058f3630c5b18cc3da18355a4a87c7-20141011173021-6-lkp-nex04 branch=jiangliu/irqdomain/p2v3 BOOT_IMAGE=/kernel/i386-randconfig-ha2-1011/07ddfcaeda058f3630c5b18cc3da18355a4a87c7/vmlinuz-3.17.0-02811-g07ddfca drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-i386.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-lkp-nex04-186 -serial file:/dev/shm/kboot/serial-quantal-lkp-nex04-186 -daemonize -display none -monitor null