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 4.0.0-00012-g285c36a (kbuild@lkp-ib04) (gcc version 4.9.2 (Debian 4.9.2-10) ) #5 SMP Tue Apr 28 07:55:51 CST 2015 [ 0.000000] Command line: hung_task_panic=1 earlyprintk=ttyS0,115200 rd.udev.log-priority=err systemd.log_target=journal systemd.log_level=warning 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-ib0-04102124/linux-devel:devel-lkp-ib04-smoke-201504230337:285c36ab5b3e59865a0f4d79f4c1758455e684f7:bisect-linux/.vmlinuz-285c36ab5b3e59865a0f4d79f4c1758455e684f7-20150428075714-16-kbuild branch=linux-devel/devel-lkp-ib04-smoke-201504230337 BOOT_IMAGE=/kernel/x86_64-randconfig-ib0-04102124/285c36ab5b3e59865a0f4d79f4c1758455e684f7/vmlinuz-4.0.0-00012-g285c36a 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 0x0000000000100000-0x000000000ffdffff] usable [ 0.000000] BIOS-e820: [mem 0x000000000ffe0000-0x000000000fffffff] 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] AGP: No AGP bridge found [ 0.000000] e820: last_pfn = 0xffe0 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 0x000f0e90-0x000f0e9f] mapped at [ffff8800000f0e90] [ 0.000000] mpc: f0ea0-f0fa8 [ 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 [0x031ab000, 0x031abfff] PGTABLE [ 0.000000] BRK [0x031ac000, 0x031acfff] PGTABLE [ 0.000000] BRK [0x031ad000, 0x031adfff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x0fa00000-0x0fbfffff] [ 0.000000] [mem 0x0fa00000-0x0fbfffff] page 4k [ 0.000000] BRK [0x031ae000, 0x031aefff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x00100000-0x0f9fffff] [ 0.000000] [mem 0x00100000-0x0f9fffff] page 4k [ 0.000000] init_memory_mapping: [mem 0x0fc00000-0x0ffdffff] [ 0.000000] [mem 0x0fc00000-0x0ffdffff] page 4k [ 0.000000] BRK [0x031af000, 0x031affff] PGTABLE [ 0.000000] BRK [0x031b0000, 0x031b0fff] PGTABLE [ 0.000000] RAMDISK: [mem 0x0fcce000-0x0ffd7fff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0CB0 000014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 0x000000000FFE1854 000034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x000000000FFE0B37 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x000000000FFE0040 000AF7 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACS 0x000000000FFE0000 000040 [ 0.000000] ACPI: SSDT 0x000000000FFE0BAB 000BF9 (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x000000000FFE17A4 000078 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 0x000000000FFE181C 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 0x0000000000000000-0x000000000ffdffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x0ffdb000-0x0ffdffff] [ 0.000000] cma: dma_contiguous_reserve(limit 0ffe0000) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:ffda001, primary cpu clock [ 0.000000] [ffffea0000000000-ffffea00003fffff] PMD -> [ffff88000ee00000-ffff88000f1fffff] on node 0 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x000000000ffdffff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x000000000ffdffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000000ffdffff] [ 0.000000] On node 0 totalpages: 65406 [ 0.000000] DMA zone: 64 pages used for memmap [ 0.000000] DMA zone: 21 pages reserved [ 0.000000] DMA zone: 3998 pages, LIFO batch:0 [ 0.000000] DMA32 zone: 960 pages used for memmap [ 0.000000] DMA32 zone: 61408 pages, LIFO batch:15 [ 0.000000] page:ffffea0000040000 count:0 mapcount:1 mapping: (null) index:0x0 [ 0.000000] flags: 0x0() [ 0.000000] page dumped because: VM_BUG_ON_PAGE(!zone_spans_pfn(zone, pfn)) PANIC: early exception 06 rip 10:ffffffff811bfa9a error 0 cr2 ffff88000fbff000 [ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 4.0.0-00012-g285c36a #5 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.000000] 0000000000000002 ffffffff82003c40 ffffffff81937569 00000000000003f8 [ 0.000000] ffffea0000040000 ffffffff82003d08 ffffffff821ca1b0 5f4e4f5f4755425f [ 0.000000] 0000000000000001 0000000000000000 0000000000000001 0000000000000001 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0x4c/0x65 [ 0.000000] [] early_idt_handler+0x90/0xb7 [ 0.000000] [] ? set_pfnblock_flags_mask+0x12a/0x130 [ 0.000000] [] ? set_pfnblock_flags_mask+0x12a/0x130 [ 0.000000] [] set_pageblock_migratetype+0x6f/0x80 [ 0.000000] [] memmap_init_zone+0x97/0x160 [ 0.000000] [] free_area_init_node+0x3d7/0x3fe [ 0.000000] [] free_area_init_nodes+0x586/0x603 [ 0.000000] [] zone_sizes_init+0x50/0x52 [ 0.000000] [] paging_init+0x28/0x2a [ 0.000000] [] setup_arch+0x84b/0x8f8 [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] start_kernel+0xa5/0x4c0 [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x2a/0x2c [ 0.000000] [] x86_64_start_kernel+0x14d/0x15c [ 0.000000] RIP 0x1 BUG: kernel boot hang Elapsed time: 305 qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap -kernel /kernel/x86_64-randconfig-ib0-04102124/285c36ab5b3e59865a0f4d79f4c1758455e684f7/vmlinuz-4.0.0-00012-g285c36a -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 rd.udev.log-priority=err systemd.log_target=journal systemd.log_level=warning 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-ib0-04102124/linux-devel:devel-lkp-ib04-smoke-201504230337:285c36ab5b3e59865a0f4d79f4c1758455e684f7:bisect-linux/.vmlinuz-285c36ab5b3e59865a0f4d79f4c1758455e684f7-20150428075714-16-kbuild branch=linux-devel/devel-lkp-ib04-smoke-201504230337 BOOT_IMAGE=/kernel/x86_64-randconfig-ib0-04102124/285c36ab5b3e59865a0f4d79f4c1758455e684f7/vmlinuz-4.0.0-00012-g285c36a drbd.minor_count=8' -initrd /kernel-tests/initrd/yocto-minimal-x86_64.cgz -m 256 -smp 1 -device e1000,netdev=net0 -netdev user,id=net0 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -drive file=/fs/sdd1/disk0-yocto-kbuild-1,media=disk,if=virtio -drive file=/fs/sdd1/disk1-yocto-kbuild-1,media=disk,if=virtio -drive file=/fs/sdd1/disk2-yocto-kbuild-1,media=disk,if=virtio -drive file=/fs/sdd1/disk3-yocto-kbuild-1,media=disk,if=virtio -drive file=/fs/sdd1/disk4-yocto-kbuild-1,media=disk,if=virtio -drive file=/fs/sdd1/disk5-yocto-kbuild-1,media=disk,if=virtio -drive file=/fs/sdd1/disk6-yocto-kbuild-1,media=disk,if=virtio -pidfile /dev/shm/kboot/pid-yocto-kbuild-1 -serial file:/dev/shm/kboot/serial-yocto-kbuild-1 -daemonize -display none -monitor null