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can not boot cirros

i installed a cirros in ovm,but compute.log is error

[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Linux version 3.2.0-37-virtual (buildd@allspice) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #58-Ubuntu SMP Thu Jan 24 15:48:03 UTC 2013 (Ubuntu 3.2.0-37.58-virtual 3.2.35)
[    0.000000] Command line: LABEL=cirros-rootfs ro console=tty1 console=ttyS0
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] Disabled fast string operations
[    0.000000] BIOS-provided physical RAM map:
[    0.000000]  BIOS-e820: 0000000000000000 - 000000000009dc00 (usable)
[    0.000000]  BIOS-e820: 000000000009dc00 - 00000000000a0000 (reserved)
[    0.000000]  BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
[    0.000000]  BIOS-e820: 0000000000100000 - 000000001fffd000 (usable)
[    0.000000]  BIOS-e820: 000000001fffd000 - 0000000020000000 (reserved)
[    0.000000]  BIOS-e820: 00000000fffc0000 - 0000000100000000 (reserved)
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] DMI 2.4 present.
[    0.000000] No AGP bridge found
[    0.000000] last_pfn = 0x1fffd max_arch_pfn = 0x400000000
[    0.000000] x86 PAT enabled: cpu 0, old 0x0, new 0x7010600070106
[    0.000000] found SMP MP-table at [ffff8800000fda50] fda50
[    0.000000] init_memory_mapping: 0000000000000000-000000001fffd000
[    0.000000] RAMDISK: 1fc95000 - 1ffed000
[    0.000000] ACPI: RSDP 00000000000fda00 00014 (v00 BOCHS )
[    0.000000] ACPI: RSDT 000000001fffd630 00034 (v01 BOCHS  BXPCRSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: FACP 000000001ffffe10 00074 (v01 BOCHS  BXPCFACP 00000001 BXPC 00000001)
[    0.000000] ACPI: DSDT 000000001fffd910 024A2 (v01   BXPC   BXDSDT 00000001 INTL 20090123)
[    0.000000] ACPI: FACS 000000001ffffdc0 00040
[    0.000000] ACPI: SSDT 000000001fffd870 0009E (v01 BOCHS  BXPCSSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: APIC 000000001fffd780 00078 (v01 BOCHS  BXPCAPIC 00000001 BXPC 00000001)
[    0.000000] ACPI: SSDT 000000001fffd670 0010F (v01   BXPC BXSSDTPC 00000001 INTL 20090123)
[    0.000000] No NUMA configuration found
[    0.000000] Faking a node at 0000000000000000-000000001fffd000
[    0.000000] Initmem setup node 0 0000000000000000-000000001fffd000
[    0.000000]   NODE_DATA [000000001fff5000 - 000000001fff9fff]
[    0.000000] Zone PFN ranges:
[    0.000000]   DMA      0x00000010 -> 0x00001000
[    0.000000]   DMA32    0x00001000 -> 0x00100000
[    0.000000]   Normal   empty
[    0.000000] Movable zone start PFN for each node
[    0.000000] early_node_map[2] active PFN ranges
[    0.000000]     0: 0x00000010 -> 0x0000009d
[    0.000000]     0: 0x00000100 -> 0x0001fffd
[    0.000000] ACPI: PM-Timer IO Port: 0xb008
[    0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] 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] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] SMP: Allowing 1 CPUs, 0 hotplug CPUs
[    0.000000] PM: Registered nosave memory: 000000000009d000 - 000000000009e000
[    0.000000] PM: Registered nosave memory: 000000000009e000 - 00000000000a0000
[    0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000
[    0.000000] PM: Registered nosave memory: 00000000000f0000 - 0000000000100000
[    0.000000] Allocating PCI resources starting at 20000000 (gap: 20000000:dffc0000)
[    0.000000] Booting paravirtualized kernel on bare hardware
[    0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:1 nr_node_ids:1
[    0.000000] PERCPU: Embedded 28 pages/cpu @ffff88001fa00000 s82880 r8192 d23616 u2097152
[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 128901
[    0.000000] Policy zone: DMA32
[    0.000000] Kernel command line: LABEL=cirros-rootfs ro console=tty1 console=ttyS0
[    0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes)
[    0.000000] Checking aperture...
[    0.000000] No AGP bridge found
[    0.000000] Memory: 496316k/524276k available (6541k kernel code, 460k absent, 27500k reserved, 6652k data, 924k init)
[    0.000000] SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000]  RCU dyntick-idle grace-period acceleration is enabled.
[    0.000000] NR_IRQS:4352 nr_irqs:256 16
[    0.000000] Console: colour VGA+ 80x25
[    0.000000] console [tty1] enabled
[    0.000000] console [ttyS0] enabled
[    0.000000] allocated 4194304 bytes of page_cgroup
[    0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
[    0.000000] Fast TSC calibration using PIT
[    0.000000] Detected 2712.069 MHz processor.
[    0.012385] Calibrating delay loop (skipped), value calculated using timer frequency.. 5424.13 BogoMIPS (lpj=10848276)
[    0.012991] pid_max: default: 32768 minimum: 301
[    0.017101] Security Framework initialized
[    0.019037] AppArmor: AppArmor initialized
[    0.019189] Yama: becoming mindful.
[    0.022200] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[    0.023710] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
[    0.024594] Mount-cache hash table entries: 256
[    0.030110] Initializing cgroup subsys cpuacct
[    0.030487] Initializing cgroup subsys memory
[    0.031022] Initializing cgroup subsys devices
[    0.031191] Initializing cgroup subsys freezer
[    0.031336] Initializing cgroup subsys blkio
[    0.031560] Initializing cgroup subsys perf_event
[    0.032761] Disabled fast string operations
[    0.033233] CPU: CPU feature xsave disabled, no CPUID level 0xd
[    0.033799] invalid opcode: 0000 [#1] SMP 
[    0.034064] CPU 0 
[    0.034139] Modules linked in:
[    0.034311] 
[    0.034528] Pid: 0, comm: swapper/0 Not tainted 3.2.0-37-virtual #58-Ubuntu RDO Project OpenStack Nova
[    0.034859] RIP: 0010:[<ffffffff816316ad>]  [<ffffffff816316ad>] x86_init_rdrand+0x21/0x44
[    0.035488] RSP: 0000:ffffffff81c01ed8  EFLAGS: 00000206
[    0.035636] RAX: 00000000daf82203 RBX: ffffffff81cda780 RCX: 0000000000002000
[    0.035821] RDX: 000000000000000a RSI: 0000000000000000 RDI: ffffffff81cda780
[    0.036002] RBP: ffffffff81c01ed8 R08: 000000000000000a R09: ffffffff81c01ec4
[    0.036002] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff81d42be0
[    0.036002] R13: ffff88001fffb980 R14: ffffffffffffffff R15: 0000000000094550
[    0.036002] FS:  0000000000000000(0000) GS:ffff88001fa00000(0000) knlGS:0000000000000000
[    0.036002] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    0.036002] CR2: 0000000000000000 CR3: 0000000001c05000 CR4: 00000000000006b0
[    0.036002] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    0.036002] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000
[    0.036002] Process swapper/0 (pid: 0, threadinfo ffffffff81c00000, task ffffffff81c0d020)
[    0.036002] Stack:
[    0.036002]  ffffffff81c01ef8 ffffffff8163122b ffff88001f4de000 0000000000000000
[    0.036002]  ffffffff81c01f08 ffffffff81d02b47 ffffffff81c01f18 ffffffff81d02e0a
[    0.036002]  ffffffff81c01f58 ffffffff81cf9bef ffffffff81d42be0 f84818735280c804
[    0.036002] Call Trace:
[    0.036002]  [<ffffffff8163122b>] identify_cpu+0x19f/0x205
[    0.036002]  [<ffffffff81d02b47>] identify_boot_cpu+0x10/0x30
[    0.036002]  [<ffffffff81d02e0a>] check_bugs+0x9/0x2d
[    0.036002]  [<ffffffff81cf9bef>] start_kernel+0x39c/0x3bd
[    0.036002]  [<ffffffff81cf9388>] x86_64_start_reservations+0x132/0x136
[    0.036002]  [<ffffffff81cf9140>] ? early_idt_handlers+0x140/0x140
[    0.036002]  [<ffffffff81cf9459>] x86_64_start_kernel+0xcd/0xdc
[    0.036002] Code: 10 48 85 c0 74 02 ff d0 5d c3 48 8b 47 24 55 48 89 e5 a9 00 00 00 40 74 33 b9 01 20 00 00 31 f6 41 b8 0a 00 00 00 eb 13 44 89 c2 <48> 0f c7 f0 72 04 ff ca 75 f6 83 fa 01 83 de ff ff c9 75 e9 81 
[    0.036002] RIP  [<ffffffff816316ad>] x86_init_rdrand+0x21/0x44
[    0.036002]  RSP <ffffffff81c01ed8>
[    0.037070] ---[ end trace 59dc940574c2041a ]---
[    0.037412] Kernel panic - not syncing: Attempted to kill the idle task!
[    0.037997] Pid: 0, comm: swapper/0 Tainted: G      D      3.2.0-37-virtual #58-Ubuntu
[    0.038308] Call Trace:
[    0.038429]  [<ffffffff8163d995>] panic+0x91/0x1a4
[    0.038574]  [<ffffffff8106b4f0>] do_exit+0x450/0x450
[    0.038840]  [<ffffffff81657260>] oops_end+0xb0/0xf0
[    0.039034]  [<ffffffff81017808>] die+0x58/0x90
[    0.039295]  [<ffffffff81656bd4>] do_trap+0xc4/0x170
[    0.039447]  [<ffffffff81014f25>] do_invalid_op+0x95/0xb0
[    0.039599]  [<ffffffff816316ad>] ? x86_init_rdrand+0x21/0x44
[    0.040043]  [<ffffffff810675c4>] ? vprintk+0x1f4/0x4a0
[    0.040189]  [<ffffffff8163daf9>] ? printk+0x51/0x53
[    0.040406]  [<ffffffff816606ab>] invalid_op+0x1b/0x20
[    0.040546]  [<ffffffff816316ad>] ? x86_init_rdrand+0x21/0x44
[    0.040695]  [<ffffffff8163122b>] identify_cpu+0x19f/0x205
[    0.040914]  [<ffffffff81d02b47>] identify_boot_cpu+0x10/0x30
[    0.041099]  [<ffffffff81d02e0a>] check_bugs+0x9/0x2d
[    0.041285]  [<ffffffff81cf9bef>] start_kernel+0x39c/0x3bd
[    0.041435]  [<ffffffff81cf9388>] x86_64_start_reservations+0x132/0x136
[    0.041600]  [<ffffffff81cf9140>] ? early_idt_handlers+0x140/0x140
[    0.041862]  [<ffffffff81cf9459>] x86_64_start_kernel+0xcd/0xdc

who can help me .thankyou

libvirt.xml is

<domain type="qemu">
  <uuid>cf03d684-e375-418e-aa0e-0524bea01f87</uuid>
  <name>instance-00000002</name>
  <memory>524288</memory>
  <vcpu>1</vcpu>
  <sysinfo type="smbios">
    <system>
      <entry name="manufacturer">RDO Project</entry>
      <entry name="product">OpenStack Nova</entry>
      <entry name="version">2014.1.5-1.el6</entry>
      <entry name="serial">3272fafb-fdfe-4d35-a66a-4132244ea81a</entry>
      <entry name="uuid">cf03d684-e375-418e-aa0e-0524bea01f87</entry>
    </system>
  </sysinfo>
  <os>
    <type>hvm</type>
    <boot dev="hd"/>
    <smbios mode="sysinfo"/>
  </os>
  <features>
    <acpi/>
    <apic/>
  </features>
  <clock offset="utc"/>
  <cpu mode="host-model" match="exact"/>
  <devices>
    <disk type="file" device="disk">
      <driver name="qemu" type="qcow2" cache="none"/>
      <source file="/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/disk"/>
      <target bus="virtio" dev="vda"/>
    </disk>
    <interface type="bridge">
      <mac address="fa:16:3e:a5:95:60"/>
      <model type="virtio"/>
      <driver name="qemu"/>
      <source bridge="qbr12aa186b-05"/>
      <target dev="tap12aa186b-05"/>
    </interface>
    <serial type="file">
      <source path="/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/console.log"/>
    </serial>
    <serial type="pty"/>
    <input type="tablet" bus="usb"/>
    <graphics type="vnc" autoport="yes" keymap="en-us" listen="0.0.0.0"/>
    <video>
      <model type="cirrus"/>
    </video>
  </devices>
</domain>

can not boot cirros

i installed a cirros in ovm,but compute.log is error

[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Linux version 3.2.0-37-virtual (buildd@allspice) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #58-Ubuntu SMP Thu Jan 24 15:48:03 UTC 2013 (Ubuntu 3.2.0-37.58-virtual 3.2.35)
[    0.000000] Command line: LABEL=cirros-rootfs ro console=tty1 console=ttyS0
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] Disabled fast string operations
[    0.000000] BIOS-provided physical RAM map:
[    0.000000]  BIOS-e820: 0000000000000000 - 000000000009dc00 (usable)
[    0.000000]  BIOS-e820: 000000000009dc00 - 00000000000a0000 (reserved)
[    0.000000]  BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
[    0.000000]  BIOS-e820: 0000000000100000 - 000000001fffd000 (usable)
[    0.000000]  BIOS-e820: 000000001fffd000 - 0000000020000000 (reserved)
[    0.000000]  BIOS-e820: 00000000fffc0000 - 0000000100000000 (reserved)
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] DMI 2.4 present.
[    0.000000] No AGP bridge found
[    0.000000] last_pfn = 0x1fffd max_arch_pfn = 0x400000000
[    0.000000] x86 PAT enabled: cpu 0, old 0x0, new 0x7010600070106
[    0.000000] found SMP MP-table at [ffff8800000fda50] fda50
[    0.000000] init_memory_mapping: 0000000000000000-000000001fffd000
[    0.000000] RAMDISK: 1fc95000 - 1ffed000
[    0.000000] ACPI: RSDP 00000000000fda00 00014 (v00 BOCHS )
[    0.000000] ACPI: RSDT 000000001fffd630 00034 (v01 BOCHS  BXPCRSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: FACP 000000001ffffe10 00074 (v01 BOCHS  BXPCFACP 00000001 BXPC 00000001)
[    0.000000] ACPI: DSDT 000000001fffd910 024A2 (v01   BXPC   BXDSDT 00000001 INTL 20090123)
[    0.000000] ACPI: FACS 000000001ffffdc0 00040
[    0.000000] ACPI: SSDT 000000001fffd870 0009E (v01 BOCHS  BXPCSSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: APIC 000000001fffd780 00078 (v01 BOCHS  BXPCAPIC 00000001 BXPC 00000001)
[    0.000000] ACPI: SSDT 000000001fffd670 0010F (v01   BXPC BXSSDTPC 00000001 INTL 20090123)
[    0.000000] No NUMA configuration found
[    0.000000] Faking a node at 0000000000000000-000000001fffd000
[    0.000000] Initmem setup node 0 0000000000000000-000000001fffd000
[    0.000000]   NODE_DATA [000000001fff5000 - 000000001fff9fff]
[    0.000000] Zone PFN ranges:
[    0.000000]   DMA      0x00000010 -> 0x00001000
[    0.000000]   DMA32    0x00001000 -> 0x00100000
[    0.000000]   Normal   empty
[    0.000000] Movable zone start PFN for each node
[    0.000000] early_node_map[2] active PFN ranges
[    0.000000]     0: 0x00000010 -> 0x0000009d
[    0.000000]     0: 0x00000100 -> 0x0001fffd
[    0.000000] ACPI: PM-Timer IO Port: 0xb008
[    0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] 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] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] SMP: Allowing 1 CPUs, 0 hotplug CPUs
[    0.000000] PM: Registered nosave memory: 000000000009d000 - 000000000009e000
[    0.000000] PM: Registered nosave memory: 000000000009e000 - 00000000000a0000
[    0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000
[    0.000000] PM: Registered nosave memory: 00000000000f0000 - 0000000000100000
[    0.000000] Allocating PCI resources starting at 20000000 (gap: 20000000:dffc0000)
[    0.000000] Booting paravirtualized kernel on bare hardware
[    0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:1 nr_node_ids:1
[    0.000000] PERCPU: Embedded 28 pages/cpu @ffff88001fa00000 s82880 r8192 d23616 u2097152
[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 128901
[    0.000000] Policy zone: DMA32
[    0.000000] Kernel command line: LABEL=cirros-rootfs ro console=tty1 console=ttyS0
[    0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes)
[    0.000000] Checking aperture...
[    0.000000] No AGP bridge found
[    0.000000] Memory: 496316k/524276k available (6541k kernel code, 460k absent, 27500k reserved, 6652k data, 924k init)
[    0.000000] SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000]  RCU dyntick-idle grace-period acceleration is enabled.
[    0.000000] NR_IRQS:4352 nr_irqs:256 16
[    0.000000] Console: colour VGA+ 80x25
[    0.000000] console [tty1] enabled
[    0.000000] console [ttyS0] enabled
[    0.000000] allocated 4194304 bytes of page_cgroup
[    0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
[    0.000000] Fast TSC calibration using PIT
[    0.000000] Detected 2712.069 MHz processor.
[    0.012385] Calibrating delay loop (skipped), value calculated using timer frequency.. 5424.13 BogoMIPS (lpj=10848276)
[    0.012991] pid_max: default: 32768 minimum: 301
[    0.017101] Security Framework initialized
[    0.019037] AppArmor: AppArmor initialized
[    0.019189] Yama: becoming mindful.
[    0.022200] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[    0.023710] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
[    0.024594] Mount-cache hash table entries: 256
[    0.030110] Initializing cgroup subsys cpuacct
[    0.030487] Initializing cgroup subsys memory
[    0.031022] Initializing cgroup subsys devices
[    0.031191] Initializing cgroup subsys freezer
[    0.031336] Initializing cgroup subsys blkio
[    0.031560] Initializing cgroup subsys perf_event
[    0.032761] Disabled fast string operations
[    0.033233] CPU: CPU feature xsave disabled, no CPUID level 0xd
[    0.033799] invalid opcode: 0000 [#1] SMP 
[    0.034064] CPU 0 
[    0.034139] Modules linked in:
[    0.034311] 
[    0.034528] Pid: 0, comm: swapper/0 Not tainted 3.2.0-37-virtual #58-Ubuntu RDO Project OpenStack Nova
[    0.034859] RIP: 0010:[<ffffffff816316ad>]  [<ffffffff816316ad>] x86_init_rdrand+0x21/0x44
[    0.035488] RSP: 0000:ffffffff81c01ed8  EFLAGS: 00000206
[    0.035636] RAX: 00000000daf82203 RBX: ffffffff81cda780 RCX: 0000000000002000
[    0.035821] RDX: 000000000000000a RSI: 0000000000000000 RDI: ffffffff81cda780
[    0.036002] RBP: ffffffff81c01ed8 R08: 000000000000000a R09: ffffffff81c01ec4
[    0.036002] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff81d42be0
[    0.036002] R13: ffff88001fffb980 R14: ffffffffffffffff R15: 0000000000094550
[    0.036002] FS:  0000000000000000(0000) GS:ffff88001fa00000(0000) knlGS:0000000000000000
[    0.036002] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    0.036002] CR2: 0000000000000000 CR3: 0000000001c05000 CR4: 00000000000006b0
[    0.036002] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    0.036002] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000
[    0.036002] Process swapper/0 (pid: 0, threadinfo ffffffff81c00000, task ffffffff81c0d020)
[    0.036002] Stack:
[    0.036002]  ffffffff81c01ef8 ffffffff8163122b ffff88001f4de000 0000000000000000
[    0.036002]  ffffffff81c01f08 ffffffff81d02b47 ffffffff81c01f18 ffffffff81d02e0a
[    0.036002]  ffffffff81c01f58 ffffffff81cf9bef ffffffff81d42be0 f84818735280c804
[    0.036002] Call Trace:
[    0.036002]  [<ffffffff8163122b>] identify_cpu+0x19f/0x205
[    0.036002]  [<ffffffff81d02b47>] identify_boot_cpu+0x10/0x30
[    0.036002]  [<ffffffff81d02e0a>] check_bugs+0x9/0x2d
[    0.036002]  [<ffffffff81cf9bef>] start_kernel+0x39c/0x3bd
[    0.036002]  [<ffffffff81cf9388>] x86_64_start_reservations+0x132/0x136
[    0.036002]  [<ffffffff81cf9140>] ? early_idt_handlers+0x140/0x140
[    0.036002]  [<ffffffff81cf9459>] x86_64_start_kernel+0xcd/0xdc
[    0.036002] Code: 10 48 85 c0 74 02 ff d0 5d c3 48 8b 47 24 55 48 89 e5 a9 00 00 00 40 74 33 b9 01 20 00 00 31 f6 41 b8 0a 00 00 00 eb 13 44 89 c2 <48> 0f c7 f0 72 04 ff ca 75 f6 83 fa 01 83 de ff ff c9 75 e9 81 
[    0.036002] RIP  [<ffffffff816316ad>] x86_init_rdrand+0x21/0x44
[    0.036002]  RSP <ffffffff81c01ed8>
[    0.037070] ---[ end trace 59dc940574c2041a ]---
[    0.037412] Kernel panic - not syncing: Attempted to kill the idle task!
[    0.037997] Pid: 0, comm: swapper/0 Tainted: G      D      3.2.0-37-virtual #58-Ubuntu
[    0.038308] Call Trace:
[    0.038429]  [<ffffffff8163d995>] panic+0x91/0x1a4
[    0.038574]  [<ffffffff8106b4f0>] do_exit+0x450/0x450
[    0.038840]  [<ffffffff81657260>] oops_end+0xb0/0xf0
[    0.039034]  [<ffffffff81017808>] die+0x58/0x90
[    0.039295]  [<ffffffff81656bd4>] do_trap+0xc4/0x170
[    0.039447]  [<ffffffff81014f25>] do_invalid_op+0x95/0xb0
[    0.039599]  [<ffffffff816316ad>] ? x86_init_rdrand+0x21/0x44
[    0.040043]  [<ffffffff810675c4>] ? vprintk+0x1f4/0x4a0
[    0.040189]  [<ffffffff8163daf9>] ? printk+0x51/0x53
[    0.040406]  [<ffffffff816606ab>] invalid_op+0x1b/0x20
[    0.040546]  [<ffffffff816316ad>] ? x86_init_rdrand+0x21/0x44
[    0.040695]  [<ffffffff8163122b>] identify_cpu+0x19f/0x205
[    0.040914]  [<ffffffff81d02b47>] identify_boot_cpu+0x10/0x30
[    0.041099]  [<ffffffff81d02e0a>] check_bugs+0x9/0x2d
[    0.041285]  [<ffffffff81cf9bef>] start_kernel+0x39c/0x3bd
[    0.041435]  [<ffffffff81cf9388>] x86_64_start_reservations+0x132/0x136
[    0.041600]  [<ffffffff81cf9140>] ? early_idt_handlers+0x140/0x140
[    0.041862]  [<ffffffff81cf9459>] x86_64_start_kernel+0xcd/0xdc

who can help me .thankyou

libvirt.xml is

<domain type="qemu">
  <uuid>cf03d684-e375-418e-aa0e-0524bea01f87</uuid>
  <name>instance-00000002</name>
  <memory>524288</memory>
  <vcpu>1</vcpu>
  <sysinfo type="smbios">
    <system>
      <entry name="manufacturer">RDO Project</entry>
      <entry name="product">OpenStack Nova</entry>
      <entry name="version">2014.1.5-1.el6</entry>
      <entry name="serial">3272fafb-fdfe-4d35-a66a-4132244ea81a</entry>
      <entry name="uuid">cf03d684-e375-418e-aa0e-0524bea01f87</entry>
    </system>
  </sysinfo>
  <os>
    <type>hvm</type>
    <boot dev="hd"/>
    <smbios mode="sysinfo"/>
  </os>
  <features>
    <acpi/>
    <apic/>
  </features>
  <clock offset="utc"/>
  <cpu mode="host-model" match="exact"/>
  <devices>
    <disk type="file" device="disk">
      <driver name="qemu" type="qcow2" cache="none"/>
      <source file="/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/disk"/>
      <target bus="virtio" dev="vda"/>
    </disk>
    <interface type="bridge">
      <mac address="fa:16:3e:a5:95:60"/>
      <model type="virtio"/>
      <driver name="qemu"/>
      <source bridge="qbr12aa186b-05"/>
      <target dev="tap12aa186b-05"/>
    </interface>
    <serial type="file">
      <source path="/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/console.log"/>
    </serial>
    <serial type="pty"/>
    <input type="tablet" bus="usb"/>
    <graphics type="vnc" autoport="yes" keymap="en-us" listen="0.0.0.0"/>
    <video>
      <model type="cirrus"/>
    </video>
  </devices>
</domain>

qemu-kvm command

 /usr/libexec/qemu-kvm -name instance-00000002 -S -M rhel6.6.0 -cpu Westmere,+rdseed,+3dnowprefetch,+abm,+rdtscp,+hypervisor,+rdrand,+avx,+osxsave,+xsave,+movbe,+pclmuldq,+ht,+vme -no-kvm -m 512 -realtime mlock=off -smp 1,sockets=1,cores=1,threads=1 -uuid cf03d684-e375-418e-aa0e-0524bea01f87 -smbios type=1,manufacturer=RDO Project,product=OpenStack Nova,version=2014.1.5-1.el6,serial=3272fafb-fdfe-4d35-a66a-4132244ea81a,uuid=cf03d684-e375-418e-aa0e-0524bea01f87 -nodefconfig -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/instance-00000002.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc -no-shutdown -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/disk,if=none,id=drive-virtio-disk0,format=qcow2,cache=none -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,fd=26,id=hostnet0 -device virtio-net-pci,netdev=hostnet0,id=net0,mac=fa:16:3e:a5:95:60,bus=pci.0,addr=0x3 -chardev file,id=charserial0,path=/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/console.log -device isa-serial,chardev=charserial0,id=serial0 -chardev pty,id=charserial1 -device isa-serial,chardev=charserial1,id=serial1 -device usb-tablet,id=input0 -vnc 0.0.0.0:0 -k en-us -vga cirrus -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5 -msg timestamp=on

can not boot cirros

i installed a cirros in ovm,but compute.log is error

[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Linux version 3.2.0-37-virtual (buildd@allspice) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #58-Ubuntu SMP Thu Jan 24 15:48:03 UTC 2013 (Ubuntu 3.2.0-37.58-virtual 3.2.35)
[    0.000000] Command line: LABEL=cirros-rootfs ro console=tty1 console=ttyS0
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] Disabled fast string operations
[    0.000000] BIOS-provided physical RAM map:
[    0.000000]  BIOS-e820: 0000000000000000 - 000000000009dc00 (usable)
[    0.000000]  BIOS-e820: 000000000009dc00 - 00000000000a0000 (reserved)
[    0.000000]  BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
[    0.000000]  BIOS-e820: 0000000000100000 - 000000001fffd000 (usable)
[    0.000000]  BIOS-e820: 000000001fffd000 - 0000000020000000 (reserved)
[    0.000000]  BIOS-e820: 00000000fffc0000 - 0000000100000000 (reserved)
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] DMI 2.4 present.
[    0.000000] No AGP bridge found
[    0.000000] last_pfn = 0x1fffd max_arch_pfn = 0x400000000
[    0.000000] x86 PAT enabled: cpu 0, old 0x0, new 0x7010600070106
[    0.000000] found SMP MP-table at [ffff8800000fda50] fda50
[    0.000000] init_memory_mapping: 0000000000000000-000000001fffd000
[    0.000000] RAMDISK: 1fc95000 - 1ffed000
[    0.000000] ACPI: RSDP 00000000000fda00 00014 (v00 BOCHS )
[    0.000000] ACPI: RSDT 000000001fffd630 00034 (v01 BOCHS  BXPCRSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: FACP 000000001ffffe10 00074 (v01 BOCHS  BXPCFACP 00000001 BXPC 00000001)
[    0.000000] ACPI: DSDT 000000001fffd910 024A2 (v01   BXPC   BXDSDT 00000001 INTL 20090123)
[    0.000000] ACPI: FACS 000000001ffffdc0 00040
[    0.000000] ACPI: SSDT 000000001fffd870 0009E (v01 BOCHS  BXPCSSDT 00000001 BXPC 00000001)
[    0.000000] ACPI: APIC 000000001fffd780 00078 (v01 BOCHS  BXPCAPIC 00000001 BXPC 00000001)
[    0.000000] ACPI: SSDT 000000001fffd670 0010F (v01   BXPC BXSSDTPC 00000001 INTL 20090123)
[    0.000000] No NUMA configuration found
[    0.000000] Faking a node at 0000000000000000-000000001fffd000
[    0.000000] Initmem setup node 0 0000000000000000-000000001fffd000
[    0.000000]   NODE_DATA [000000001fff5000 - 000000001fff9fff]
[    0.000000] Zone PFN ranges:
[    0.000000]   DMA      0x00000010 -> 0x00001000
[    0.000000]   DMA32    0x00001000 -> 0x00100000
[    0.000000]   Normal   empty
[    0.000000] Movable zone start PFN for each node
[    0.000000] early_node_map[2] active PFN ranges
[    0.000000]     0: 0x00000010 -> 0x0000009d
[    0.000000]     0: 0x00000100 -> 0x0001fffd
[    0.000000] ACPI: PM-Timer IO Port: 0xb008
[    0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] 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] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] SMP: Allowing 1 CPUs, 0 hotplug CPUs
[    0.000000] PM: Registered nosave memory: 000000000009d000 - 000000000009e000
[    0.000000] PM: Registered nosave memory: 000000000009e000 - 00000000000a0000
[    0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000
[    0.000000] PM: Registered nosave memory: 00000000000f0000 - 0000000000100000
[    0.000000] Allocating PCI resources starting at 20000000 (gap: 20000000:dffc0000)
[    0.000000] Booting paravirtualized kernel on bare hardware
[    0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:1 nr_node_ids:1
[    0.000000] PERCPU: Embedded 28 pages/cpu @ffff88001fa00000 s82880 r8192 d23616 u2097152
[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 128901
[    0.000000] Policy zone: DMA32
[    0.000000] Kernel command line: LABEL=cirros-rootfs ro console=tty1 console=ttyS0
[    0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes)
[    0.000000] Checking aperture...
[    0.000000] No AGP bridge found
[    0.000000] Memory: 496316k/524276k available (6541k kernel code, 460k absent, 27500k reserved, 6652k data, 924k init)
[    0.000000] SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000]  RCU dyntick-idle grace-period acceleration is enabled.
[    0.000000] NR_IRQS:4352 nr_irqs:256 16
[    0.000000] Console: colour VGA+ 80x25
[    0.000000] console [tty1] enabled
[    0.000000] console [ttyS0] enabled
[    0.000000] allocated 4194304 bytes of page_cgroup
[    0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
[    0.000000] Fast TSC calibration using PIT
[    0.000000] Detected 2712.069 MHz processor.
[    0.012385] Calibrating delay loop (skipped), value calculated using timer frequency.. 5424.13 BogoMIPS (lpj=10848276)
[    0.012991] pid_max: default: 32768 minimum: 301
[    0.017101] Security Framework initialized
[    0.019037] AppArmor: AppArmor initialized
[    0.019189] Yama: becoming mindful.
[    0.022200] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[    0.023710] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
[    0.024594] Mount-cache hash table entries: 256
[    0.030110] Initializing cgroup subsys cpuacct
[    0.030487] Initializing cgroup subsys memory
[    0.031022] Initializing cgroup subsys devices
[    0.031191] Initializing cgroup subsys freezer
[    0.031336] Initializing cgroup subsys blkio
[    0.031560] Initializing cgroup subsys perf_event
[    0.032761] Disabled fast string operations
[    0.033233] CPU: CPU feature xsave disabled, no CPUID level 0xd
[    0.033799] invalid opcode: 0000 [#1] SMP 
[    0.034064] CPU 0 
[    0.034139] Modules linked in:
[    0.034311] 
[    0.034528] Pid: 0, comm: swapper/0 Not tainted 3.2.0-37-virtual #58-Ubuntu RDO Project OpenStack Nova
[    0.034859] RIP: 0010:[<ffffffff816316ad>]  [<ffffffff816316ad>] x86_init_rdrand+0x21/0x44
[    0.035488] RSP: 0000:ffffffff81c01ed8  EFLAGS: 00000206
[    0.035636] RAX: 00000000daf82203 RBX: ffffffff81cda780 RCX: 0000000000002000
[    0.035821] RDX: 000000000000000a RSI: 0000000000000000 RDI: ffffffff81cda780
[    0.036002] RBP: ffffffff81c01ed8 R08: 000000000000000a R09: ffffffff81c01ec4
[    0.036002] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff81d42be0
[    0.036002] R13: ffff88001fffb980 R14: ffffffffffffffff R15: 0000000000094550
[    0.036002] FS:  0000000000000000(0000) GS:ffff88001fa00000(0000) knlGS:0000000000000000
[    0.036002] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    0.036002] CR2: 0000000000000000 CR3: 0000000001c05000 CR4: 00000000000006b0
[    0.036002] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    0.036002] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000
[    0.036002] Process swapper/0 (pid: 0, threadinfo ffffffff81c00000, task ffffffff81c0d020)
[    0.036002] Stack:
[    0.036002]  ffffffff81c01ef8 ffffffff8163122b ffff88001f4de000 0000000000000000
[    0.036002]  ffffffff81c01f08 ffffffff81d02b47 ffffffff81c01f18 ffffffff81d02e0a
[    0.036002]  ffffffff81c01f58 ffffffff81cf9bef ffffffff81d42be0 f84818735280c804
[    0.036002] Call Trace:
[    0.036002]  [<ffffffff8163122b>] identify_cpu+0x19f/0x205
[    0.036002]  [<ffffffff81d02b47>] identify_boot_cpu+0x10/0x30
[    0.036002]  [<ffffffff81d02e0a>] check_bugs+0x9/0x2d
[    0.036002]  [<ffffffff81cf9bef>] start_kernel+0x39c/0x3bd
[    0.036002]  [<ffffffff81cf9388>] x86_64_start_reservations+0x132/0x136
[    0.036002]  [<ffffffff81cf9140>] ? early_idt_handlers+0x140/0x140
[    0.036002]  [<ffffffff81cf9459>] x86_64_start_kernel+0xcd/0xdc
[    0.036002] Code: 10 48 85 c0 74 02 ff d0 5d c3 48 8b 47 24 55 48 89 e5 a9 00 00 00 40 74 33 b9 01 20 00 00 31 f6 41 b8 0a 00 00 00 eb 13 44 89 c2 <48> 0f c7 f0 72 04 ff ca 75 f6 83 fa 01 83 de ff ff c9 75 e9 81 
[    0.036002] RIP  [<ffffffff816316ad>] x86_init_rdrand+0x21/0x44
[    0.036002]  RSP <ffffffff81c01ed8>
[    0.037070] ---[ end trace 59dc940574c2041a ]---
[    0.037412] Kernel panic - not syncing: Attempted to kill the idle task!
[    0.037997] Pid: 0, comm: swapper/0 Tainted: G      D      3.2.0-37-virtual #58-Ubuntu
[    0.038308] Call Trace:
[    0.038429]  [<ffffffff8163d995>] panic+0x91/0x1a4
[    0.038574]  [<ffffffff8106b4f0>] do_exit+0x450/0x450
[    0.038840]  [<ffffffff81657260>] oops_end+0xb0/0xf0
[    0.039034]  [<ffffffff81017808>] die+0x58/0x90
[    0.039295]  [<ffffffff81656bd4>] do_trap+0xc4/0x170
[    0.039447]  [<ffffffff81014f25>] do_invalid_op+0x95/0xb0
[    0.039599]  [<ffffffff816316ad>] ? x86_init_rdrand+0x21/0x44
[    0.040043]  [<ffffffff810675c4>] ? vprintk+0x1f4/0x4a0
[    0.040189]  [<ffffffff8163daf9>] ? printk+0x51/0x53
[    0.040406]  [<ffffffff816606ab>] invalid_op+0x1b/0x20
[    0.040546]  [<ffffffff816316ad>] ? x86_init_rdrand+0x21/0x44
[    0.040695]  [<ffffffff8163122b>] identify_cpu+0x19f/0x205
[    0.040914]  [<ffffffff81d02b47>] identify_boot_cpu+0x10/0x30
[    0.041099]  [<ffffffff81d02e0a>] check_bugs+0x9/0x2d
[    0.041285]  [<ffffffff81cf9bef>] start_kernel+0x39c/0x3bd
[    0.041435]  [<ffffffff81cf9388>] x86_64_start_reservations+0x132/0x136
[    0.041600]  [<ffffffff81cf9140>] ? early_idt_handlers+0x140/0x140
[    0.041862]  [<ffffffff81cf9459>] x86_64_start_kernel+0xcd/0xdc

who can help me .thankyou

libvirt.xml is

<domain type="qemu">
  <uuid>cf03d684-e375-418e-aa0e-0524bea01f87</uuid>
  <name>instance-00000002</name>
  <memory>524288</memory>
  <vcpu>1</vcpu>
  <sysinfo type="smbios">
    <system>
      <entry name="manufacturer">RDO Project</entry>
      <entry name="product">OpenStack Nova</entry>
      <entry name="version">2014.1.5-1.el6</entry>
      <entry name="serial">3272fafb-fdfe-4d35-a66a-4132244ea81a</entry>
      <entry name="uuid">cf03d684-e375-418e-aa0e-0524bea01f87</entry>
    </system>
  </sysinfo>
  <os>
    <type>hvm</type>
    <boot dev="hd"/>
    <smbios mode="sysinfo"/>
  </os>
  <features>
    <acpi/>
    <apic/>
  </features>
  <clock offset="utc"/>
  <cpu mode="host-model" match="exact"/>
  <devices>
    <disk type="file" device="disk">
      <driver name="qemu" type="qcow2" cache="none"/>
      <source file="/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/disk"/>
      <target bus="virtio" dev="vda"/>
    </disk>
    <interface type="bridge">
      <mac address="fa:16:3e:a5:95:60"/>
      <model type="virtio"/>
      <driver name="qemu"/>
      <source bridge="qbr12aa186b-05"/>
      <target dev="tap12aa186b-05"/>
    </interface>
    <serial type="file">
      <source path="/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/console.log"/>
    </serial>
    <serial type="pty"/>
    <input type="tablet" bus="usb"/>
    <graphics type="vnc" autoport="yes" keymap="en-us" listen="0.0.0.0"/>
    <video>
      <model type="cirrus"/>
    </video>
  </devices>
</domain>

qemu-kvm command

 /usr/libexec/qemu-kvm -name instance-00000002 -S -M rhel6.6.0 -cpu Westmere,+rdseed,+3dnowprefetch,+abm,+rdtscp,+hypervisor,+rdrand,+avx,+osxsave,+xsave,+movbe,+pclmuldq,+ht,+vme -no-kvm -m 512 -realtime mlock=off -smp 1,sockets=1,cores=1,threads=1 -uuid cf03d684-e375-418e-aa0e-0524bea01f87 -smbios type=1,manufacturer=RDO Project,product=OpenStack Nova,version=2014.1.5-1.el6,serial=3272fafb-fdfe-4d35-a66a-4132244ea81a,uuid=cf03d684-e375-418e-aa0e-0524bea01f87 -nodefconfig -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/instance-00000002.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc -no-shutdown -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/disk,if=none,id=drive-virtio-disk0,format=qcow2,cache=none -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,fd=26,id=hostnet0 -device virtio-net-pci,netdev=hostnet0,id=net0,mac=fa:16:3e:a5:95:60,bus=pci.0,addr=0x3 -chardev file,id=charserial0,path=/var/lib/nova/instances/cf03d684-e375-418e-aa0e-0524bea01f87/console.log -device isa-serial,chardev=charserial0,id=serial0 -chardev pty,id=charserial1 -device isa-serial,chardev=charserial1,id=serial1 -device usb-tablet,id=input0 -vnc 0.0.0.0:0 -k en-us -vga cirrus -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5 -msg timestamp=on