Kernel panic
From: zhang xintao
Date: Mon Sep 16 2013 - 22:59:15 EST
2.6.32-279.el6.x86_64 #1 SMP Thu Sep 12 12:59:17 CST 2013 x86_64
x86_64 x86_64 GNU/Linux
==========================
PID: 2621 TASK: ffff881fe10d2aa0 CPU: 14 COMMAND: "qemu-kvm"
#0 [ffff880028307b00] machine_kexec at ffffffff8103281b
#1 [ffff880028307b60] crash_kexec at ffffffff810ba322
#2 [ffff880028307c30] panic at ffffffff814fce74
#3 [ffff880028307cb0] watchdog_overflow_callback at ffffffff810daf7d
#4 [ffff880028307cd0] __perf_event_overflow at ffffffff8110dbbd
#5 [ffff880028307d70] perf_event_overflow at ffffffff8110e174
#6 [ffff880028307d80] intel_pmu_handle_irq at ffffffff8101e976
#7 [ffff880028307e90] perf_event_nmi_handler at ffffffff81501519
#8 [ffff880028307ea0] notifier_call_chain at ffffffff81503065
#9 [ffff880028307ee0] atomic_notifier_call_chain at ffffffff815030ca
#10 [ffff880028307ef0] notify_die at ffffffff81097d6e
#11 [ffff880028307f20] do_nmi at ffffffff81500ce3
#12 [ffff880028307f50] nmi at ffffffff815005f0
[exception RIP: _spin_lock+33]
RIP: ffffffff814ffe61 RSP: ffff8800283033d0 RFLAGS: 00000097
RAX: 0000000000008dbb RBX: 0000000000016680 RCX: 00000000000000c1
RDX: 0000000000008db4 RSI: ffff880028303438 RDI: ffff880028336680
RBP: ffff8800283033d0 R8: 00000000000000c1 R9: 0000000000000005
R10: 0000000000000000 R11: 0000000000000001 R12: ffff880bf2fd0080
R13: ffff880028303438 R14: ffff880028336680 R15: 0000000000000001
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
--- <NMI exception stack> ---
#13 [ffff8800283033d0] _spin_lock at ffffffff814ffe61
#14 [ffff8800283033d8] task_rq_lock at ffffffff8105350d
#15 [ffff880028303408] try_to_wake_up at ffffffff8105bfbc
#16 [ffff880028303478] default_wake_function at ffffffff8105c372
#17 [ffff880028303488] pollwake at ffffffff8118fbd6
#18 [ffff8800283034c8] __wake_up_common at ffffffff8104e189
#19 [ffff880028303518] __wake_up at ffffffff81053268
#20 [ffff880028303558] tun_net_xmit at ffffffffa0156495 [tun]
#21 [ffff880028303588] dev_hard_start_xmit at ffffffff8143ad9c
#22 [ffff8800283035e8] sch_direct_xmit at ffffffff814588ea
#23 [ffff880028303638] __qdisc_run at ffffffff814589bb
#24 [ffff880028303668] dev_queue_xmit at ffffffff8143f4c3
#25 [ffff8800283036b8] br_dev_queue_push_xmit at ffffffffa03796bc [bridge]
#26 [ffff8800283036d8] br_nf_dev_queue_xmit at ffffffffa037f378 [bridge]
#27 [ffff8800283036e8] br_nf_post_routing at ffffffffa037fe10 [bridge]
#28 [ffff880028303738] nf_iterate at ffffffff814662b9
#29 [ffff880028303788] nf_hook_slow at ffffffff81466474
#30 [ffff880028303808] br_forward_finish at ffffffffa0379733 [bridge]
#31 [ffff880028303838] br_nf_forward_finish at ffffffffa037f9b8 [bridge]
#32 [ffff880028303878] br_nf_forward_ip at ffffffffa0380ea8 [bridge]
#33 [ffff8800283038d8] nf_iterate at ffffffff814662b9
#34 [ffff880028303928] nf_hook_slow at ffffffff81466474
#35 [ffff8800283039a8] __br_forward at ffffffffa03797c2 [bridge]
#36 [ffff8800283039d8] deliver_clone at ffffffffa037939e [bridge]
#37 [ffff880028303a08] br_flood at ffffffffa03795b9 [bridge]
#38 [ffff880028303a48] br_flood_forward at ffffffffa0379625 [bridge]
#39 [ffff880028303a58] br_handle_frame_finish at ffffffffa037a7ae [bridge]
#40 [ffff880028303aa8] br_nf_pre_routing_finish at ffffffffa0380318 [bridge]
#41 [ffff880028303b48] br_nf_pre_routing at ffffffffa038088f [bridge]
#42 [ffff880028303b98] nf_iterate at ffffffff814662b9
#43 [ffff880028303be8] nf_hook_slow at ffffffff81466474
#44 [ffff880028303c68] br_handle_frame at ffffffffa037a95c [bridge]
#45 [ffff880028303ca8] __netif_receive_skb at ffffffff8143a509
#46 [ffff880028303d08] netif_receive_skb at ffffffff8143c708
#47 [ffff880028303d48] napi_skb_finish at ffffffff8143c810
#48 [ffff880028303d68] napi_gro_receive at ffffffff8143ed49
#49 [ffff880028303d88] ixgbe_receive_skb at ffffffffa00df9df [ixgbe]
#50 [ffff880028303d98] ixgbe_poll at ffffffffa00e0dda [ixgbe]
#51 [ffff880028303e68] net_rx_action at ffffffff8143ee63
#52 [ffff880028303ec8] __do_softirq at ffffffff81073b81
#53 [ffff880028303f38] call_softirq at ffffffff8100c24c
#54 [ffff880028303f50] do_softirq at ffffffff8100de85
#55 [ffff880028303f70] irq_exit at ffffffff81073965
#56 [ffff880028303f80] do_IRQ at ffffffff81505835
--- <IRQ stack> ---
#57 [ffff881e47ce3a48] ret_from_intr at ffffffff8100ba53
[exception RIP: x86_emulate_insn+9030]
RIP: ffffffffa01c69f6 RSP: ffff881e47ce3af8 RFLAGS: 00000202
RAX: 0000000000000000 RBX: ffff881e47ce3b88 RCX: 0000000000000010
RDX: ffff881c26cbc5c0 RSI: 0000000000000003 RDI: ffff881c26cbc5c0
RBP: ffffffff8100ba4e R8: 0000000000000001 R9: ffffffffa01b3bf0
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffa01ae2c6
R13: ffff881e47ce3a98 R14: 0000000000000000 R15: ffff881c26cbc5c0
ORIG_RAX: ffffffffffffff86 CS: 0010 SS: 0018
#58 [ffff881e47ce3b90] x86_emulate_instruction at ffffffffa01b47ab [kvm]
#59 [ffff881e47ce3bf0] kvm_mmu_page_fault at ffffffffa01be6d2 [kvm]
#60 [ffff881e47ce3c30] handle_ept_violation at ffffffffa020548a [kvm_intel]
#61 [ffff881e47ce3c70] vmx_handle_exit at ffffffffa0208cc7 [kvm_intel]
#62 [ffff881e47ce3cb0] kvm_arch_vcpu_ioctl_run at ffffffffa01b724c [kvm]
#63 [ffff881e47ce3db0] kvm_vcpu_ioctl at ffffffffa01a0322 [kvm]
#64 [ffff881e47ce3e60] vfs_ioctl at ffffffff8118db82
#65 [ffff881e47ce3ea0] do_vfs_ioctl at ffffffff8118e04a
#66 [ffff881e47ce3f30] sys_ioctl at ffffffff8118e2a1
#67 [ffff881e47ce3f80] system_call_fastpath at ffffffff8100b0f2
RIP: 00007faceea17a87 RSP: 00007faceab8ba90 RFLAGS: 00000206
RAX: 0000000000000010 RBX: ffffffff8100b0f2 RCX: 00007facf232e010
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000010
RBP: 00007facf54b0e40 R8: 0000000020047000 R9: 00007facf2b3f420
R10: 0000000000000000 R11: 0000000000000246 R12: 00007facf2468000
R13: 00007facf54b0f30 R14: 0000000000000000 R15: 00007facf2467000
ORIG_RAX: 0000000000000010 CS: 0033 SS: 002b
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