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Re: [Xen-devel] Fatal crash on xen4.2 HVM + qemu-xen dm + NFS



Stefano,

--On 16 January 2013 17:33:59 +0000 Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> wrote:

What is 'userspace application' in this context? QEMU running in dom0?
That would seem to me to be a kernel bug unless the page is marked
CoW, wouldn't it? Else write() then alter the page might write the
altered data. But perhaps I've misunderstood (see below)

Yes, the application is QEMU. I also think that it is a kernel bug.

OK

We use PV on HVM and:
 disk = [ 'tap:qcow2:/my/nfs/directory/testdisk.qcow2,xvda,w' ]
(remainder of config file in the original message)

We tried modifying the cache= setting using the patch below (yes,
the mail client will probably have eaten it, but in essence change
the word 'writeback' to 'none'), and that stops it booting VMs
at all with
 hd0 write error
 error: couldn't read file
so it would appear not to be entirely correct that the cache=
settings are being ignored. I've not had time to find out why
(possibly it's trying and failing to use O_DIRECT on NFS) but
I'll try writethrough.

The cache command line option is ignored by xen_disk, the PV disk
backend.  I was assuming that the guest is using blkfront to access the
disk, but it looks like I am wrong.  If the guest is using the IDE
interface, then yes, the cache command line option makes a big
difference.

As above, we are using:
 tap:qcow2:/my/nfs/directory/testdisk.qcow2,xvda,w

My understanding of docs/misc/vbd-interface.txt is that this uses
an xvd device. What that will do is:

  For HVM guests, each whole-disk hd* and and sd* device is made
  available _both_ via emulated IDE resp. SCSI controller, _and_ as a
  Xen VBD.  The HVM guest is entitled to assume that the IDE or SCSI
  disks available via the emulated IDE controller target the same
  underlying devices as the corresponding Xen VBD (ie, multipath).

However, the kernel should be doing a PCI unplug on the hd/sd devices
(to be honest I've never seen an hd device). And indeed the root
partition is /dev/xvda1.

So I'd have thought it was neither IDE nor SCSI. dmesg from the guest
(when booted without a qemu backing file) is attached below. This supports
this.

It is interesting that cache=none has that terrible effect on the disk
reads, that means that O_DIRECT doesn't work properly either.

Indeed.

With no backing file, cache=writethrough works. With a backing file
(i.e. the same circumstance as the previous crash), it appears to
causes the NFS kernel client to die, so dom0 can no longer
access the NFS mount at all. This would rather suggest the tcp
connection to the server has died in some horrible manner.

Almost. I am saying that the kernel completed the AIO write and notified
QEMU after it received an ACK from the other end, but before the
tcp_retransmit was supposed to run.  I admit I am not that familiar with
the network stack so this is just a supposition.

If the segment has been tcp-ACKed, it shouldn't need to be retransmitted,
surely? ACK on the data means 'you can throw the data away now' (as
far as I know - it's nearly 20 years since I looked at the Linux tcp
stack properly so I'm in an equal state of ignorance).

If it is the bug that I think it is, then it would also affect KVM and
other native clients, but it wouldn't cause such horrible host crashes.
For example tcp_retransmit could send stale data or even data that has
just been written by QEMU but that it is not supposed to go over the
network yet. After all, who knows what's written on those pages now that
the AIO is completed?

Indeed.

Note we're using:
 tap:qcow2:/my/nfs/directory/testdisk.qcow2,xvda,w

Is that actually using aio? I'm not quite clear what in the new world
order "tap:" means. Previously tap and aio were separate options. Can
one use qdisk and have it use a different codepath? Should we in
fact be using:
 backendtype=tap,/my/nfs/directory/testdisk,qcow2,xvda,rw
or
 backendtype=qdisk,/my/nfs/directory/testdisk,qcow2,xvda,rw

--
Alex Bligh


[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 3.2.0-34-virtual (buildd@allspice) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #53-Ubuntu SMP Thu Nov 15 11:08:40 UTC 2012 (Ubuntu 3.2.0-34.53-virtual 3.2.33) [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-3.2.0-34-virtual root=LABEL=cloudimg-rootfs ro init=/usr/lib/cloud-init/uncloud-init ds=nocloud ubuntu-pass=ubuntu
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] BIOS-provided physical RAM map:
[    0.000000]  BIOS-e820: 0000000000000000 - 000000000009f400 (usable)
[    0.000000]  BIOS-e820: 000000000009f400 - 00000000000a0000 (reserved)
[    0.000000]  BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
[    0.000000]  BIOS-e820: 0000000000100000 - 00000000bf7ff000 (usable)
[    0.000000]  BIOS-e820: 00000000bf7ff000 - 00000000bf800000 (reserved)
[    0.000000]  BIOS-e820: 00000000fc000000 - 0000000100000000 (reserved)
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] DMI 2.4 present.
[    0.000000] DMI: Xen HVM domU, BIOS 4.2.0 01/16/2013
[    0.000000] Hypervisor detected: Xen HVM
[    0.000000] Xen version 4.2.
[    0.000000] Xen Platform PCI: I/O protocol version 1
[ 0.000000] Netfront and the Xen platform PCI driver have been compiled for this kernel: unplug emulated NICs. [ 0.000000] Blkfront and the Xen platform PCI driver have been compiled for this kernel: unplug emulated disks.
[    0.000000] You might have to change the root device
[    0.000000] from /dev/hd[a-d] to /dev/xvd[a-d]
[    0.000000] in your root= kernel command line option
[    0.000000] HVMOP_pagetable_dying not supported
[ 0.000000] e820 update range: 0000000000000000 - 0000000000010000 (usable) ==> (reserved) [ 0.000000] e820 remove range: 00000000000a0000 - 0000000000100000 (usable)
[    0.000000] No AGP bridge found
[    0.000000] last_pfn = 0xbf7ff 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 write-combining
[    0.000000]   C0000-FFFFF write-back
[    0.000000] MTRR variable ranges enabled:
[    0.000000]   0 base 0000F0000000 mask FFFFF8000000 uncachable
[    0.000000]   1 base 0000F8000000 mask FFFFFC000000 uncachable
[    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] TOM2: 0000000420000000 aka 16896M
[ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
[    0.000000] found SMP MP-table at [ffff8800000fda50] fda50
[    0.000000] initial memory mapped : 0 - 20000000
[    0.000000] Base memory trampoline at [ffff88000009a000] 9a000 size 20480
[    0.000000] init_memory_mapping: 0000000000000000-00000000bf7ff000
[    0.000000]  0000000000 - 00bf600000 page 2M
[    0.000000]  00bf600000 - 00bf7ff000 page 4k
[ 0.000000] kernel direct mapping tables up to bf7ff000 @ 1fffb000-20000000
[    0.000000] RAMDISK: 3776c000 - 37bae000
[    0.000000] ACPI: RSDP 00000000000fd9a0 00024 (v02    Xen)
[ 0.000000] ACPI: XSDT 00000000fc009f40 00054 (v01 Xen HVM 00000000 HVML 00000000) [ 0.000000] ACPI: FACP 00000000fc009870 000F4 (v04 Xen HVM 00000000 HVML 00000000) [ 0.000000] ACPI: DSDT 00000000fc001290 08555 (v02 Xen HVM 00000000 INTL 20090521)
[    0.000000] ACPI: FACS 00000000fc001250 00040
[ 0.000000] ACPI: APIC 00000000fc009970 00460 (v02 Xen HVM 00000000 HVML 00000000) [ 0.000000] ACPI: HPET 00000000fc009e50 00038 (v01 Xen HVM 00000000 HVML 00000000) [ 0.000000] ACPI: WAET 00000000fc009e90 00028 (v01 Xen HVM 00000000 HVML 00000000) [ 0.000000] ACPI: SSDT 00000000fc009ec0 00031 (v02 Xen HVM 00000000 INTL 20090521) [ 0.000000] ACPI: SSDT 00000000fc009f00 00031 (v02 Xen HVM 00000000 INTL 20090521)
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] No NUMA configuration found
[    0.000000] Faking a node at 0000000000000000-00000000bf7ff000
[    0.000000] Initmem setup node 0 0000000000000000-00000000bf7ff000
[    0.000000]   NODE_DATA [00000000bf7fa000 - 00000000bf7fefff]
[ 0.000000] [ffffea0000000000-ffffea0002ffffff] PMD -> [ffff8800bbe00000-ffff8800bedfffff] on node 0
[    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 -> 0x0000009f
[    0.000000]     0: 0x00000100 -> 0x000bf7ff
[    0.000000] On node 0 totalpages: 784270
[    0.000000]   DMA zone: 64 pages used for memmap
[    0.000000]   DMA zone: 5 pages reserved
[    0.000000]   DMA zone: 3914 pages, LIFO batch:0
[    0.000000]   DMA32 zone: 12192 pages used for memmap
[    0.000000]   DMA32 zone: 768095 pages, LIFO batch:31
[    0.000000] ACPI: PM-Timer IO Port: 0xb008
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x04] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x06] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x08] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x0a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x0c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x07] lapic_id[0x0e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x08] lapic_id[0x10] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x09] lapic_id[0x12] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x14] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x16] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x18] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x1a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x1c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x1e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x10] lapic_id[0x20] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x11] lapic_id[0x22] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x12] lapic_id[0x24] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x13] lapic_id[0x26] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x14] lapic_id[0x28] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x15] lapic_id[0x2a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x16] lapic_id[0x2c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x17] lapic_id[0x2e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x18] lapic_id[0x30] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x19] lapic_id[0x32] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1a] lapic_id[0x34] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1b] lapic_id[0x36] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1c] lapic_id[0x38] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1d] lapic_id[0x3a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1e] lapic_id[0x3c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x1f] lapic_id[0x3e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x20] lapic_id[0x40] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x21] lapic_id[0x42] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x22] lapic_id[0x44] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x23] lapic_id[0x46] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x24] lapic_id[0x48] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x25] lapic_id[0x4a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x26] lapic_id[0x4c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x27] lapic_id[0x4e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x28] lapic_id[0x50] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x29] lapic_id[0x52] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2a] lapic_id[0x54] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2b] lapic_id[0x56] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2c] lapic_id[0x58] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2d] lapic_id[0x5a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2e] lapic_id[0x5c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x2f] lapic_id[0x5e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x30] lapic_id[0x60] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x31] lapic_id[0x62] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x32] lapic_id[0x64] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x33] lapic_id[0x66] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x34] lapic_id[0x68] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x35] lapic_id[0x6a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x36] lapic_id[0x6c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x37] lapic_id[0x6e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x38] lapic_id[0x70] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x39] lapic_id[0x72] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3a] lapic_id[0x74] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3b] lapic_id[0x76] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3c] lapic_id[0x78] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3d] lapic_id[0x7a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3e] lapic_id[0x7c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x3f] lapic_id[0x7e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x40] lapic_id[0x80] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x41] lapic_id[0x82] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x42] lapic_id[0x84] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x43] lapic_id[0x86] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x44] lapic_id[0x88] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x45] lapic_id[0x8a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x46] lapic_id[0x8c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x47] lapic_id[0x8e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x48] lapic_id[0x90] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x49] lapic_id[0x92] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x4a] lapic_id[0x94] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x4b] lapic_id[0x96] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x4c] lapic_id[0x98] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x4d] lapic_id[0x9a] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x4e] lapic_id[0x9c] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x4f] lapic_id[0x9e] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x50] lapic_id[0xa0] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x51] lapic_id[0xa2] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x52] lapic_id[0xa4] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x53] lapic_id[0xa6] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x54] lapic_id[0xa8] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x55] lapic_id[0xaa] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x56] lapic_id[0xac] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x57] lapic_id[0xae] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x58] lapic_id[0xb0] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x59] lapic_id[0xb2] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x5a] lapic_id[0xb4] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x5b] lapic_id[0xb6] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x5c] lapic_id[0xb8] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x5d] lapic_id[0xba] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x5e] lapic_id[0xbc] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x5f] lapic_id[0xbe] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x60] lapic_id[0xc0] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x61] lapic_id[0xc2] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x62] lapic_id[0xc4] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x63] lapic_id[0xc6] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x64] lapic_id[0xc8] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x65] lapic_id[0xca] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x66] lapic_id[0xcc] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x67] lapic_id[0xce] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x68] lapic_id[0xd0] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x69] lapic_id[0xd2] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x6a] lapic_id[0xd4] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x6b] lapic_id[0xd6] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x6c] lapic_id[0xd8] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x6d] lapic_id[0xda] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x6e] lapic_id[0xdc] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x6f] lapic_id[0xde] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x70] lapic_id[0xe0] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x71] lapic_id[0xe2] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x72] lapic_id[0xe4] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x73] lapic_id[0xe6] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x74] lapic_id[0xe8] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x75] lapic_id[0xea] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x76] lapic_id[0xec] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x77] lapic_id[0xee] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x78] lapic_id[0xf0] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x79] lapic_id[0xf2] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x7a] lapic_id[0xf4] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x7b] lapic_id[0xf6] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x7c] lapic_id[0xf8] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x7d] lapic_id[0xfa] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x7e] lapic_id[0xfc] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x7f] lapic_id[0xfe] disabled)
[    0.000000] ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-47
[    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 low level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 low level)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 low level)
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] ACPI: IRQ2 used by override.
[    0.000000] ACPI: IRQ5 used by override.
[    0.000000] ACPI: IRQ9 used by override.
[    0.000000] ACPI: IRQ10 used by override.
[    0.000000] ACPI: IRQ11 used by override.
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000
[    0.000000] 128 Processors exceeds NR_CPUS limit of 64
[    0.000000] SMP: Allowing 64 CPUs, 62 hotplug CPUs
[    0.000000] nr_irqs_gsi: 64
[ 0.000000] PM: Registered nosave memory: 000000000009f000 - 00000000000a0000 [ 0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000 [ 0.000000] PM: Registered nosave memory: 00000000000f0000 - 0000000000100000 [ 0.000000] Allocating PCI resources starting at bf800000 (gap: bf800000:3c800000)
[    0.000000] Booting paravirtualized kernel on Xen HVM
[ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:64 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 28 pages/cpu @ffff8800bb600000 s82880 r8192 d23616 u131072
[    0.000000] pcpu-alloc: s82880 r8192 d23616 u131072 alloc=1*2097152
[ 0.000000] pcpu-alloc: [0] 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 [ 0.000000] pcpu-alloc: [0] 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 [ 0.000000] pcpu-alloc: [0] 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 [ 0.000000] pcpu-alloc: [0] 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 772009
[    0.000000] Policy zone: DMA32
[ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-3.2.0-34-virtual root=LABEL=cloudimg-rootfs ro init=/usr/lib/cloud-init/uncloud-init ds=nocloud ubuntu-pass=ubuntu
[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
[    0.000000] Checking aperture...
[    0.000000] No AGP bridge found
[    0.000000] Calgary: detecting Calgary via BIOS EBDA area
[    0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
[ 0.000000] Memory: 3060592k/3137532k available (6536k kernel code, 452k absent, 76488k reserved, 6656k data, 924k init) [ 0.000000] SLUB: Genslabs=15, HWalign=64, Order=0-3, MinObjects=0, CPUs=64, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000]  RCU dyntick-idle grace-period acceleration is enabled.
[    0.000000] NR_IRQS:4352 nr_irqs:1600 16
[    0.000000] Xen HVM callback vector for event delivery is enabled
[    0.000000] Console: colour VGA+ 80x25
[    0.000000] console [tty0] enabled
[    0.000000] allocated 25165824 bytes of page_cgroup
[ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
[    0.000000] hpet clockevent registered
[    0.000000] Detected 1497.551 MHz processor.
[    0.000000] Marking TSC unstable due to TSCs unsynchronized
[ 0.008000] Calibrating delay loop (skipped), value calculated using timer frequency.. 2995.10 BogoMIPS (lpj=5990204)
[    0.009487] pid_max: default: 65536 minimum: 512
[    0.012183] Security Framework initialized
[    0.013893] AppArmor: AppArmor initialized
[    0.015597] Yama: becoming mindful.
[ 0.016554] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.021896] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
[    0.024830] Mount-cache hash table entries: 256
[    0.028114] Initializing cgroup subsys cpuacct
[    0.029921] Initializing cgroup subsys memory
[    0.031416] Initializing cgroup subsys devices
[    0.032017] Initializing cgroup subsys freezer
[    0.033481] Initializing cgroup subsys blkio
[    0.036034] Initializing cgroup subsys perf_event
[    0.037859] tseg: 0000000000
[    0.037927] CPU: Physical Processor ID: 0
[    0.039554] CPU: Processor Core ID: 0
[    0.040022] mce: CPU supports 2 MCE banks
[    0.050408] ACPI: Core revision 20110623
[    0.058688] ftrace: allocating 27024 entries in 106 pages
[    0.104013] x2apic not enabled, IRQ remapping init failed
[    0.105802] Switched APIC routing to physical flat.
[    0.114752] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0
[ 0.156365] CPU0: AMD Turion(tm) II Neo N40L Dual-Core Processor stepping 03
[    0.159690] Xen: using vcpuop timer interface
[    0.159707] installing Xen timer for CPU 0
[    0.160239] cpu 0 spinlock event irq 69
[ 0.161861] Performance Events: Broken PMU hardware detected, using software events only.
[    0.164353] NMI watchdog disabled (cpu0): hardware events not enabled
[    0.166297] register_vcpu_info failed: err=-22
[    0.166338] cpu 1 spinlock event irq 70
[    0.168059] Booting Node   0, Processors  #1
[    0.169697] smpboot cpu 1: start_ip = 9a000
[    0.268811] NMI watchdog disabled (cpu1): hardware events not enabled
[    0.268802] installing Xen timer for CPU 1
[    0.272100] Brought up 2 CPUs
[    0.273758] Total of 2 processors activated (6019.99 BogoMIPS).
[    0.276853] devtmpfs: initialized
[    0.281464] EVM: security.selinux
[    0.283084] EVM: security.SMACK64
[    0.284037] EVM: security.capability
[    0.285620] print_constraints: dummy:
[    0.288105] RTC time: 18:01:28, date: 01/16/13
[    0.289882] NET: Registered protocol family 16
[    0.292145] Trying to unpack rootfs image as initramfs...
[    0.303111] Extended Config Space enabled on 0 nodes
[    0.308102] ACPI: bus type pci registered
[    0.308394] PCI: Using configuration type 1 for base access
[    0.311298] PCI: Using configuration type 1 for extended access
[    0.312018] bio: create slab <bio-0> at 0
[    0.312018] ACPI: Added _OSI(Module Device)
[    0.312018] ACPI: Added _OSI(Processor Device)
[    0.312018] ACPI: Added _OSI(3.0 _SCP Extensions)
[    0.312018] ACPI: Added _OSI(Processor Aggregator Device)
[    0.322015] ACPI: EC: Look up EC in DSDT
[    0.329596] ACPI: Interpreter enabled
[    0.332033] ACPI: (supports S0 S3 S4 S5)
[    0.339941] ACPI: Using IOAPIC for interrupt routing
[    0.371254] ACPI: No dock devices found.
[    0.372033] HEST: Table not found.
[ 0.374674] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[    0.384175] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    0.387625] pci_root PNP0A03:00: host bridge window [io  0x0000-0x0cf7]
[    0.387625] pci_root PNP0A03:00: host bridge window [io  0x0d00-0xffff]
[ 0.387625] pci_root PNP0A03:00: host bridge window [mem 0x000a0000-0x000bffff] [ 0.388023] pci_root PNP0A03:00: host bridge window [mem 0xf0000000-0xfbffffff]
[    0.388888] pci 0000:00:00.0: [8086:1237] type 0 class 0x000600
[    0.392023] pci 0000:00:01.0: [8086:7000] type 0 class 0x000601
[    0.411354] pci 0000:00:01.1: [8086:7010] type 0 class 0x000101
[    0.412025] pci 0000:00:01.1: reg 20: [io  0xc200-0xc20f]
[    0.414808] pci 0000:00:01.3: [8086:7113] type 0 class 0x000680
[ 0.423955] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 0.428213] pci 0000:00:01.3: quirk: [io 0xb100-0xb10f] claimed by PIIX4 SMB
[    0.434411] pci 0000:00:02.0: [1013:00b8] type 0 class 0x000300
[    0.456045] pci 0000:00:02.0: reg 10: [mem 0xf0000000-0xf1ffffff pref]
[    0.464048] pci 0000:00:02.0: reg 14: [mem 0xf3020000-0xf3020fff]
[    0.465446] Freeing initrd memory: 4360k freed
[    0.524058] pci 0000:00:02.0: reg 30: [mem 0xf3000000-0xf300ffff pref]
[    0.525298] pci 0000:00:03.0: [5853:0001] type 0 class 0x00ff80
[    0.526327] pci 0000:00:03.0: reg 10: [io  0xc000-0xc0ff]
[    0.527202] pci 0000:00:03.0: reg 14: [mem 0xf2000000-0xf2ffffff pref]
[    0.532915] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
[    0.533532]  pci0000:00: Requesting ACPI _OSC control (0x1d)
[ 0.535322] pci0000:00: ACPI _OSC request failed (AE_NOT_FOUND), returned control mask: 0x1d
[    0.540055] ACPI _OSC control for PCIe not granted, disabling ASPM
[    0.549774] ACPI: PCI Interrupt Link [LNKA] (IRQs *5 10 11)
[    0.554373] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
[    0.558976] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
[    0.563526] ACPI: PCI Interrupt Link [LNKD] (IRQs *5 10 11)
[    0.567879] xen/balloon: Initialising balloon driver.
[    0.572100] xen-balloon: Initialising balloon driver.
[ 0.574029] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
[    0.576058] vgaarb: loaded
[    0.577457] vgaarb: bridge control possible 0000:00:02.0
[    0.579181] i2c-core: driver [aat2870] using legacy suspend method
[    0.580055] i2c-core: driver [aat2870] using legacy resume method
[    0.581809] SCSI subsystem initialized
[    0.585115] libata version 3.00 loaded.
[    0.585115] usbcore: registered new interface driver usbfs
[    0.585961] usbcore: registered new interface driver hub
[    0.588186] usbcore: registered new device driver usb
[    0.589988] PCI: Using ACPI for IRQ routing
[    0.592059] PCI: pci_cache_line_size set to 64 bytes
[    0.592697] reserve RAM buffer: 000000000009f400 - 000000000009ffff
[    0.592701] reserve RAM buffer: 00000000bf7ff000 - 00000000bfffffff
[    0.592934] NetLabel: Initializing
[    0.594574] NetLabel:  domain hash size = 128
[    0.596054] NetLabel:  protocols = UNLABELED CIPSOv4
[    0.597829] NetLabel:  unlabeled traffic allowed by default
[ 0.599906] HPET: 3 timers in total, 0 timers will be used for per-cpu timer
[    0.600102] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
[    0.606964] hpet0: 3 comparators, 64-bit 62.500000 MHz counter
[    0.620129] Switching to clocksource xen
[    0.629374] AppArmor: AppArmor Filesystem Enabled
[    0.631648] pnp: PnP ACPI init
[    0.633308] ACPI: bus type pnp registered
[    0.635253] pnp 00:00: [mem 0x00000000-0x0009ffff]
[ 0.635331] system 00:00: [mem 0x00000000-0x0009ffff] could not be reserved
[    0.643138] system 00:00: Plug and Play ACPI device, IDs PNP0c02 (active)
[    0.643266] pnp 00:01: [bus 00-ff]
[    0.643271] pnp 00:01: [io  0x0cf8-0x0cff]
[    0.643275] pnp 00:01: [io  0x0000-0x0cf7 window]
[    0.643292] pnp 00:01: [io  0x0d00-0xffff window]
[    0.643295] pnp 00:01: [mem 0x000a0000-0x000bffff window]
[    0.643299] pnp 00:01: [mem 0xf0000000-0xfbffffff window]
[    0.643394] pnp 00:01: Plug and Play ACPI device, IDs PNP0a03 (active)
[    0.643426] pnp 00:02: [mem 0xfed00000-0xfed003ff]
[    0.643457] pnp 00:02: Plug and Play ACPI device, IDs PNP0103 (active)
[    0.643483] pnp 00:03: [io  0x0010-0x001f]
[    0.643486] pnp 00:03: [io  0x0022-0x002d]
[    0.643489] pnp 00:03: [io  0x0030-0x003f]
[    0.643492] pnp 00:03: [io  0x0044-0x005f]
[    0.643494] pnp 00:03: [io  0x0062-0x0063]
[    0.643497] pnp 00:03: [io  0x0065-0x006f]
[    0.643499] pnp 00:03: [io  0x0072-0x007f]
[    0.643502] pnp 00:03: [io  0x0080]
[    0.643504] pnp 00:03: [io  0x0084-0x0086]
[    0.643507] pnp 00:03: [io  0x0088]
[    0.643509] pnp 00:03: [io  0x008c-0x008e]
[    0.643512] pnp 00:03: [io  0x0090-0x009f]
[    0.643514] pnp 00:03: [io  0x00a2-0x00bd]
[    0.643517] pnp 00:03: [io  0x00e0-0x00ef]
[    0.643519] pnp 00:03: [io  0x08a0-0x08a3]
[    0.643522] pnp 00:03: [io  0x0cc0-0x0ccf]
[    0.643524] pnp 00:03: [io  0x04d0-0x04d1]
[    0.643580] system 00:03: [io  0x08a0-0x08a3] has been reserved
[    0.646617] system 00:03: [io  0x0cc0-0x0ccf] has been reserved
[    0.649506] system 00:03: [io  0x04d0-0x04d1] has been reserved
[    0.652378] system 00:03: Plug and Play ACPI device, IDs PNP0c02 (active)
[    0.652396] pnp 00:04: [dma 4]
[    0.652399] pnp 00:04: [io  0x0000-0x000f]
[    0.652402] pnp 00:04: [io  0x0081-0x0083]
[    0.652405] pnp 00:04: [io  0x0087]
[    0.652407] pnp 00:04: [io  0x0089-0x008b]
[    0.652410] pnp 00:04: [io  0x008f]
[    0.652412] pnp 00:04: [io  0x00c0-0x00df]
[    0.652415] pnp 00:04: [io  0x0480-0x048f]
[    0.652452] pnp 00:04: Plug and Play ACPI device, IDs PNP0200 (active)
[    0.652469] pnp 00:05: [io  0x0070-0x0071]
[    0.652496] xen: --> pirq=16 -> irq=8 (gsi=8)
[    0.652500] pnp 00:05: [irq 8]
[    0.652534] pnp 00:05: Plug and Play ACPI device, IDs PNP0b00 (active)
[    0.652545] pnp 00:06: [io  0x0061]
[    0.652573] pnp 00:06: Plug and Play ACPI device, IDs PNP0800 (active)
[    0.652604] xen: --> pirq=17 -> irq=12 (gsi=12)
[    0.652607] pnp 00:07: [irq 12]
[    0.652639] pnp 00:07: Plug and Play ACPI device, IDs PNP0f13 (active)
[    0.652658] pnp 00:08: [io  0x0060]
[    0.652661] pnp 00:08: [io  0x0064]
[    0.652674] xen: --> pirq=18 -> irq=1 (gsi=1)
[    0.652677] pnp 00:08: [irq 1]
[ 0.652707] pnp 00:08: Plug and Play ACPI device, IDs PNP0303 PNP030b (active)
[    0.652729] pnp 00:09: [io  0x03f0-0x03f5]
[    0.652732] pnp 00:09: [io  0x03f7]
[    0.652745] xen: --> pirq=19 -> irq=6 (gsi=6)
[    0.652748] pnp 00:09: [irq 6]
[    0.652751] pnp 00:09: [dma 2]
[    0.652781] pnp 00:09: Plug and Play ACPI device, IDs PNP0700 (active)
[    0.652808] pnp 00:0a: [io  0x03f8-0x03ff]
[    0.652820] xen: --> pirq=20 -> irq=4 (gsi=4)
[    0.652823] pnp 00:0a: [irq 4]
[    0.652857] pnp 00:0a: Plug and Play ACPI device, IDs PNP0501 (active)
[    0.652896] pnp 00:0b: [io  0x0378-0x037f]
[    0.652909] xen: --> pirq=21 -> irq=7 (gsi=7)
[    0.652912] pnp 00:0b: [irq 7]
[    0.652943] pnp 00:0b: Plug and Play ACPI device, IDs PNP0400 (active)
[    0.652955] pnp 00:0c: [io  0xae00-0xae0f]
[    0.652958] pnp 00:0c: [io  0xb044-0xb047]
[    0.652998] system 00:0c: [io  0xae00-0xae0f] has been reserved
[    0.655892] system 00:0c: [io  0xb044-0xb047] has been reserved
[    0.658765] system 00:0c: Plug and Play ACPI device, IDs PNP0c02 (active)
[    0.659673] pnp: PnP ACPI: found 13 devices
[    0.662368] ACPI: ACPI bus type pnp unregistered
[    0.677442] PCI: max bus depth: 0 pci_try_num: 1
[    0.677455] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7]
[    0.677459] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff]
[    0.677462] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]
[    0.677466] pci_bus 0000:00: resource 7 [mem 0xf0000000-0xfbffffff]
[    0.677586] NET: Registered protocol family 2
[ 0.681082] IP route cache hash table entries: 131072 (order: 8, 1048576 bytes) [ 0.686297] TCP established hash table entries: 524288 (order: 11, 8388608 bytes)
[    0.693976] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
[    0.697252] TCP: Hash tables configured (established 524288 bind 65536)
[    0.700134] TCP reno registered
[    0.701776] UDP hash table entries: 2048 (order: 4, 65536 bytes)
[    0.703433] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes)
[    0.705532] NET: Registered protocol family 1
[    0.713624] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[    0.716822] pci 0000:00:01.0: PIIX3: Enabling Passive Release
[    0.719408] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[    0.722607] pci 0000:00:02.0: Boot video device
[    0.722733] PCI: CLS 0 bytes, default 64
[    0.724140] audit: initializing netlink socket (disabled)
[    0.726301] type=2000 audit(1358359289.311:1): initialized
[    0.761261] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[    0.767573] VFS: Disk quotas dquot_6.5.2
[    0.770009] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    0.773907] fuse init (API version 7.17)
[    0.775969] msgmni has been set to 5986
[ 0.779199] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
[    0.788481] io scheduler noop registered
[    0.791236] io scheduler deadline registered (default)
[    0.793644] io scheduler cfq registered
[    0.795576] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[    0.797583] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[ 0.799720] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[    0.802404] ACPI: Power Button [PWRF]
[ 0.805016] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[    0.808407] ACPI: Sleep Button [SLPF]
[    0.813144] ERST: Table is not found!
[    0.822158] GHES: HEST is not enabled!
[    0.825276] xen: --> pirq=22 -> irq=28 (gsi=28)
[ 0.825283] xen-platform-pci 0000:00:03.0: PCI INT A -> GSI 28 (level, low) -> IRQ 28
[    0.828179] Grant table initialized
[    0.833456] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
[    0.835538] init_memory_mapping: 00000000c0000000-00000000c8000000
[    0.837891]  00c0000000 - 00c8000000 page 2M
[    0.909796] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[    1.039308] 00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[    1.042107] Linux agpgart interface v0.103
[    1.050200] brd: module loaded
[    1.055316] loop: module loaded
[    1.060727] blkfront device/vbd/51712 num-ring-pages 1 nr_ents 32.
[    1.071667] ata_piix 0000:00:01.1: version 2.13
[    1.073260] blkfront: xvda: barrier: enabled
[    1.074276] ata_piix 0000:00:01.1: setting latency timer to 64
[    1.077274] scsi0 : ata_piix
[    1.080346] scsi1 : ata_piix
[    1.084974] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc200 irq 14
[    1.086073]  xvda: xvda1
[    1.091702] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc208 irq 15
[    1.094545] Fixed MDIO Bus: probed
[    1.096585] tun: Universal TUN/TAP device driver, 1.6
[    1.099142] tun: (C) 1999-2004 Max Krasnyansky <maxk@xxxxxxxxxxxx>
[    1.101451] PPP generic driver version 2.4.2
[    1.103531] Initialising Xen virtual ethernet driver.
[    1.118234] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    1.126459] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    1.131351] uhci_hcd: USB Universal Host Controller Interface driver
[    1.135316] usbcore: registered new interface driver libusual
[ 1.138271] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
[    1.161445] serio: i8042 KBD port at 0x60,0x64 irq 1
[    1.164757] serio: i8042 AUX port at 0x60,0x64 irq 12
[    1.167145] mousedev: PS/2 mouse device common for all mice
[ 1.173078] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
[    1.178298] rtc_cmos 00:05: rtc core: registered rtc_cmos as rtc0
[    1.181549] rtc0: alarms up to one day, 114 bytes nvram, hpet irqs
[    1.184768] device-mapper: uevent: version 1.0.3
[ 1.203004] device-mapper: ioctl: 4.22.0-ioctl (2011-10-19) initialised: dm-devel@xxxxxxxxxx
[    1.205907] cpuidle: using governor ladder
[    1.207658] cpuidle: using governor menu
[    1.209301] EFI Variables Facility v0.08 2004-May-17
[    1.211211] TCP cubic registered
[    1.212991] NET: Registered protocol family 10
[    1.215865] NET: Registered protocol family 17
[    1.217818] Registering the dns_resolver key type
[    1.220097] PM: Hibernation image not present or could not be loaded.
[    1.220138] registered taskstats version 1
[    1.240638] XENBUS: Device with no driver: device/vkbd/-1
[    1.242308]   Magic number: 13:42:39
[    1.243906] bdi 7:4: hash matches
[    1.245528] pnp 00:0b: hash matches
[ 1.249161] rtc_cmos 00:05: setting system clock to 2013-01-16 18:01:29 UTC (1358359289)
[    1.252045] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[    1.254152] EDD information not available.
[    1.280696] ata2.01: NODEV after polling detection
[    1.291783] ata2.00: ATAPI: QEMU DVD-ROM, 1.0.1, max UDMA/100
[    1.296391] ata2.00: configured for MWDMA2
[ 1.325039] scsi 1:0:0:0: CD-ROM QEMU QEMU DVD-ROM 1.0. PQ: 0 ANSI: 5
[    1.363462] sr0: scsi3-mmc drive: 4x/4x cd/rw xa/form2 tray
[    1.365184] cdrom: Uniform CD-ROM driver Revision: 3.20
[    1.367022] sr 1:0:0:0: Attached scsi CD-ROM sr0
[    1.367615] sr 1:0:0:0: Attached scsi generic sg0 type 5
[    1.375267] Freeing unused kernel memory: 924k freed
[    1.377569] Write protecting the kernel read-only data: 12288k
[    1.397057] Freeing unused kernel memory: 1636k freed
[    1.406034] Freeing unused kernel memory: 1200k freed
[    1.465322] udevd[91]: starting version 175
[    2.570567] FDC 0 is a S82078B
[ 2.774600] EXT4-fs (xvda1): mounted filesystem with ordered data mode. Opts: (null)
[    3.236118] EXT4-fs (xvda1): re-mounted. Opts: (null)
[    4.022669] EXT4-fs (xvda1): re-mounted. Opts: (null)
[    4.708987] EXT4-fs (xvda1): re-mounted. Opts: (null)
[    4.738013] ADDRCONF(NETDEV_UP): eth0: link is not ready
[    4.784132] udevd[335]: starting version 175
[    5.067714] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[    5.067874] acpiphp: Slot [1] registered
[    5.067901] acpiphp: Slot [2] registered
[    5.067926] acpiphp: Slot [3] registered
[    5.067956] acpiphp: Slot [4] registered
[    5.067982] acpiphp: Slot [5] registered
[    5.068011] acpiphp: Slot [6] registered
[    5.068036] acpiphp: Slot [7] registered
[    5.068136] acpiphp: Slot [8] registered
[    5.068162] acpiphp: Slot [9] registered
[    5.068193] acpiphp: Slot [10] registered
[    5.068218] acpiphp: Slot [11] registered
[    5.068250] acpiphp: Slot [12] registered
[    5.068276] acpiphp: Slot [13] registered
[    5.068312] acpiphp: Slot [14] registered
[    5.068337] acpiphp: Slot [15] registered
[    5.068366] acpiphp: Slot [16] registered
[    5.068391] acpiphp: Slot [17] registered
[    5.068418] acpiphp: Slot [18] registered
[    5.068441] acpiphp: Slot [19] registered
[    5.068467] acpiphp: Slot [20] registered
[    5.068490] acpiphp: Slot [21] registered
[    5.068515] acpiphp: Slot [22] registered
[    5.068539] acpiphp: Slot [23] registered
[    5.068572] acpiphp: Slot [24] registered
[    5.068597] acpiphp: Slot [25] registered
[    5.068622] acpiphp: Slot [26] registered
[    5.068645] acpiphp: Slot [27] registered
[    5.068667] acpiphp: Slot [28] registered
[    5.068690] acpiphp: Slot [29] registered
[    5.068713] acpiphp: Slot [30] registered
[    5.068736] acpiphp: Slot [31] registered
[    5.637744] parport_pc 00:0b: reported by Plug and Play ACPI
[    5.645608] parport0: PC-style at 0x378, irq 7 [PCSPP,TRISTATE]
[    5.774426] ppdev: user-space parallel port driver
[    5.813435] input: Xen Virtual Keyboard as /devices/virtual/input/input3
[    5.844228] input: Xen Virtual Pointer as /devices/virtual/input/input4
[ 6.194152] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input5 [ 7.679641] type=1400 audit(1358359295.925:2): apparmor="STATUS" operation="profile_load" name="/sbin/dhclient" pid=466 comm="apparmor_parser" [ 7.679813] type=1400 audit(1358359295.925:3): apparmor="STATUS" operation="profile_load" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=466 comm="apparmor_parser" [ 7.679910] type=1400 audit(1358359295.925:4): apparmor="STATUS" operation="profile_load" name="/usr/lib/connman/scripts/dhclient-script" pid=466 comm="apparmor_parser" [ 7.871730] type=1400 audit(1358359296.117:5): apparmor="STATUS" operation="profile_replace" name="/sbin/dhclient" pid=465 comm="apparmor_parser" [ 7.871906] type=1400 audit(1358359296.117:6): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=465 comm="apparmor_parser" [ 7.872007] type=1400 audit(1358359296.117:7): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=465 comm="apparmor_parser" [ 9.205808] eth0: IPv6 duplicate address fe80::216:3eff:fee9:96a8 detected! [ 10.788193] init: udev-fallback-graphics main process (689) terminated with status 1
[   11.239468] init: plymouth main process (261) killed by ABRT signal
[ 11.240422] init: plymouth-splash main process (693) terminated with status 2 [ 13.668274] init: plymouth-log main process (735) terminated with status 1
[   13.717078] init: failsafe main process (736) killed by TERM signal
[ 14.162243] type=1400 audit(1358359302.409:8): apparmor="STATUS" operation="profile_replace" name="/sbin/dhclient" pid=798 comm="apparmor_parser" [ 14.163044] type=1400 audit(1358359302.409:9): apparmor="STATUS" operation="profile_replace" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=798 comm="apparmor_parser" [ 14.163698] type=1400 audit(1358359302.409:10): apparmor="STATUS" operation="profile_replace" name="/usr/lib/connman/scripts/dhclient-script" pid=798 comm="apparmor_parser" [ 14.190440] init: plymouth-upstart-bridge main process (805) terminated with status 1 [ 14.848278] type=1400 audit(1358359303.097:11): apparmor="STATUS" operation="profile_load" name="/usr/sbin/tcpdump" pid=806 comm="apparmor_parser" [ 15.728854] init: plymouth-stop pre-start process (888) terminated with status 1


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