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Message-ID: <20121030170157.GA29485@phenom.dumpdata.com>
Date: Tue, 30 Oct 2012 13:01:57 -0400
From: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To: Roger Pau Monne <roger.pau@...rix.com>
Cc: xen-devel@...ts.xen.org, Oliver Chick <oliver.chick@...rix.com>,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] Persistent grant maps for xen blk drivers
On Wed, Oct 24, 2012 at 06:58:45PM +0200, Roger Pau Monne wrote:
> This patch implements persistent grants for the xen-blk{front,back}
> mechanism. The effect of this change is to reduce the number of unmap
> operations performed, since they cause a (costly) TLB shootdown. This
> allows the I/O performance to scale better when a large number of VMs
> are performing I/O.
>
> Previously, the blkfront driver was supplied a bvec[] from the request
> queue. This was granted to dom0; dom0 performed the I/O and wrote
> directly into the grant-mapped memory and unmapped it; blkfront then
> removed foreign access for that grant. The cost of unmapping scales
> badly with the number of CPUs in Dom0. An experiment showed that when
> Dom0 has 24 VCPUs, and guests are performing parallel I/O to a
> ramdisk, the IPIs from performing unmap's is a bottleneck at 5 guests
> (at which point 650,000 IOPS are being performed in total). If more
> than 5 guests are used, the performance declines. By 10 guests, only
> 400,000 IOPS are being performed.
>
> This patch improves performance by only unmapping when the connection
> between blkfront and back is broken.
>
> On startup blkfront notifies blkback that it is using persistent
> grants, and blkback will do the same. If blkback is not capable of
> persistent mapping, blkfront will still use the same grants, since it
> is compatible with the previous protocol, and simplifies the code
> complexity in blkfront.
>
> To perform a read, in persistent mode, blkfront uses a separate pool
> of pages that it maps to dom0. When a request comes in, blkfront
> transmutes the request so that blkback will write into one of these
> free pages. Blkback keeps note of which grefs it has already
> mapped. When a new ring request comes to blkback, it looks to see if
> it has already mapped that page. If so, it will not map it again. If
> the page hasn't been previously mapped, it is mapped now, and a record
> is kept of this mapping. Blkback proceeds as usual. When blkfront is
> notified that blkback has completed a request, it memcpy's from the
> shared memory, into the bvec supplied. A record that the {gref, page}
> tuple is mapped, and not inflight is kept.
>
> Writes are similar, except that the memcpy is peformed from the
> supplied bvecs, into the shared pages, before the request is put onto
> the ring.
>
> Blkback stores a mapping of grefs=>{page mapped to by gref} in
> a red-black tree. As the grefs are not known apriori, and provide no
> guarantees on their ordering, we have to perform a search
> through this tree to find the page, for every gref we receive. This
> operation takes O(log n) time in the worst case. In blkfront grants
> are stored using a single linked list.
>
> The maximum number of grants that blkback will persistenly map is
> currently set to RING_SIZE * BLKIF_MAX_SEGMENTS_PER_REQUEST, to
> prevent a malicios guest from attempting a DoS, by supplying fresh
> grefs, causing the Dom0 kernel to map excessively. If a guest
> is using persistent grants and exceeds the maximum number of grants to
> map persistenly the newly passed grefs will be mapped and unmaped.
> Using this approach, we can have requests that mix persistent and
> non-persistent grants, and we need to handle them correctly.
> This allows us to set the maximum number of persistent grants to a
> lower value than RING_SIZE * BLKIF_MAX_SEGMENTS_PER_REQUEST, although
> setting it will lead to unpredictable performance.
>
> In writing this patch, the question arrises as to if the additional
> cost of performing memcpys in the guest (to/from the pool of granted
> pages) outweigh the gains of not performing TLB shootdowns. The answer
> to that question is `no'. There appears to be very little, if any
> additional cost to the guest of using persistent grants. There is
> perhaps a small saving, from the reduced number of hypercalls
> performed in granting, and ending foreign access.
>
> Signed-off-by: Oliver Chick <oliver.chick@...rix.com>
> Signed-off-by: Roger Pau Monne <roger.pau@...rix.com>
> Cc: <konrad.wilk@...cle.com>
> Cc: <linux-kernel@...r.kernel.org>
> ---
> Changes since v1:
> * Changed the unmap_seg array to a bitmap.
> * Only report using persistent grants in blkfront if blkback supports
> it.
> * Reword some comments.
> * Fix a bug when setting the handler, index j was not incremented
> correctly.
> * Check that the tree of grants in blkback is not empty before
> iterating over it when doing the cleanup.
> * Rebase on top of linux-net.
I fixed the 'new_map = [1|0]' you had in and altered it to use 'true'
or 'false', but when running some tests (with a 64-bit PV guest) I got it
to bug.
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 3.7.0-rc3upstream-00220-g37b7153 (konrad@...ld.dumpdata.com) (gcc version 4.4.4 20100503 (Red Hat 4.4.4-2) (GCC) ) #1 SMP Tue Oct 30 12:15:12 EDT 2012
[ 0.000000] Command line: earlyprintk=xen debug nofb console=tty console=ttyS1,115200n8 xen-pciback.hide=(00:02:00) loglevel=10
[ 0.000000] Freeing 9d-100 pfn range: 99 pages freed
[ 0.000000] 1-1 mapping on 9d->100
[ 0.000000] 1-1 mapping on cf7fb->cfb63
[ 0.000000] 1-1 mapping on cfd15->cfd70
[ 0.000000] 1-1 mapping on cfd71->cfef7
[ 0.000000] 1-1 mapping on cff00->100001
[ 0.000000] Released 99 pages of unused memory
[ 0.000000] Set 198317 page(s) to 1-1 mapping
[ 0.000000] Populating 3e700-3e763 pfn range: 99 pages added
[ 0.000000] e820: BIOS-provided physical RAM map:
[ 0.000000] Xen: [mem 0x0000000000000000-0x000000000009cfff] usable
[ 0.000000] Xen: [mem 0x000000000009d800-0x00000000000fffff] reserved
[ 0.000000] Xen: [mem 0x0000000000100000-0x000000004d062fff] usable
[ 0.000000] Xen: [mem 0x000000004d063000-0x00000000cf7fafff] unusable
[ 0.000000] Xen: [mem 0x00000000cf7fb000-0x00000000cf95ffff] reserved
[ 0.000000] Xen: [mem 0x00000000cf960000-0x00000000cfb62fff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000cfb63000-0x00000000cfd14fff] unusable
[ 0.000000] Xen: [mem 0x00000000cfd15000-0x00000000cfd61fff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000cfd62000-0x00000000cfd6cfff] ACPI data
[ 0.000000] Xen: [mem 0x00000000cfd6d000-0x00000000cfd6ffff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000cfd70000-0x00000000cfd70fff] unusable
[ 0.000000] Xen: [mem 0x00000000cfd71000-0x00000000cfea8fff] reserved
[ 0.000000] Xen: [mem 0x00000000cfea9000-0x00000000cfeb9fff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000cfeba000-0x00000000cfecafff] reserved
[ 0.000000] Xen: [mem 0x00000000cfecb000-0x00000000cfecbfff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000cfecc000-0x00000000cfedbfff] reserved
[ 0.000000] Xen: [mem 0x00000000cfedc000-0x00000000cfedcfff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000cfedd000-0x00000000cfeddfff] reserved
[ 0.000000] Xen: [mem 0x00000000cfede000-0x00000000cfee3fff] ACPI NVS
[ 0.000000] Xen: [mem 0x00000000cfee4000-0x00000000cfef6fff] reserved
[ 0.000000] Xen: [mem 0x00000000cfef7000-0x00000000cfefffff] unusable
[ 0.000000] Xen: [mem 0x00000000e0000000-0x00000000efffffff] reserved
[ 0.000000] Xen: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] Xen: [mem 0x00000000fec10000-0x00000000fec10fff] reserved
[ 0.000000] Xen: [mem 0x00000000fed00000-0x00000000fed00fff] reserved
[ 0.000000] Xen: [mem 0x00000000fed40000-0x00000000fed44fff] reserved
[ 0.000000] Xen: [mem 0x00000000fed61000-0x00000000fed70fff] reserved
[ 0.000000] Xen: [mem 0x00000000fed80000-0x00000000fed8ffff] reserved
[ 0.000000] Xen: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] Xen: [mem 0x00000000ff000000-0x00000000ffffffff] reserved
[ 0.000000] Xen: [mem 0x0000000100001000-0x000000020effffff] unusable
[ 0.000000] bootconsole [xenboot0] enabled
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] DMI 2.6 present.
[ 0.000000] DMI: System manufacturer System Product Name/F1A75-M, BIOS 0406 06/11/2011
[ 0.000000] e820: update [mem 0x00000000-0x0000ffff] usable ==> reserved
[ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[ 0.000000] No AGP bridge found
[ 0.000000] e820: last_pfn = 0x4d063 max_arch_pfn = 0x400000000
[ 0.000000] initial memory mapped: [mem 0x00000000-0x16bcdfff]
[ 0.000000] Base memory trampoline at [ffff880000097000] 97000 size 24576
[ 0.000000] init_memory_mapping: [mem 0x00000000-0x4d062fff]
[ 0.000000] [mem 0x00000000-0x4d062fff] page 4k
[ 0.000000] kernel direct mapping tables up to 0x4d062fff @ [mem 0x01e21000-0x0208cfff]
[ 0.000000] xen: setting RW the range 1fd3000 - 208d000
[ 0.000000] RAMDISK: [mem 0x0208d000-0x16bcdfff]
[ 0.000000] ACPI: RSDP 00000000000f0450 00024 (v02 ALASKA)
[ 0.000000] ACPI: XSDT 00000000cfd62068 00054 (v01 ALASKA A M I 01072009 AMI 00010013)
[ 0.000000] ACPI: FACP 00000000cfd69a68 000F4 (v04 ALASKA A M I 01072009 AMI 00010013)
[ 0.000000] ACPI BIOS Bug: Warning: Optional FADT field Pm2ControlBlock has zero address or length: 0x0000000000000000/0x1 (20120913/tbfadt-598)
[ 0.000000] ACPI: DSDT 00000000cfd62150 07917 (v02 ALASKA A M I 00000000 INTL 20051117)
[ 0.000000] ACPI: FACS 00000000cfedef80 00040
[ 0.000000] ACPI: APIC 00000000cfd69b60 00072 (v03 ALASKA A M I 01072009 AMI 00010013)
[ 0.000000] ACPI: MCFG 00000000cfd69bd8 0003C (v01 A M I GMCH945. 01072009 MSFT 00000097)
[ 0.000000] ACPI: HPET 00000000cfd69c18 00038 (v01 ALASKA A M I 01072009 AMI 00000004)
[ 0.000000] ACPI: SSDT 00000000cfd69c50 00FD8 (v01 AMD POWERNOW 00000001 AMD 00000001)
[ 0.000000] ACPI: SSDT 00000000cfd6ac28 01923 (v02 AMD ALIB 00000001 MSFT 04000000)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] NUMA turned off
[ 0.000000] Faking a node at [mem 0x0000000000000000-0x000000004d062fff]
[ 0.000000] Initmem setup node 0 [mem 0x00000000-0x4d062fff]
[ 0.000000] NODE_DATA [mem 0x3e75f000-0x3e762fff]
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x00010000-0x00ffffff]
[ 0.000000] DMA32 [mem 0x01000000-0xffffffff]
[ 0.000000] Normal empty
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x00010000-0x0009cfff]
[ 0.000000] node 0: [mem 0x00100000-0x4d062fff]
[ 0.000000] On node 0 totalpages: 315376
[ 0.000000] DMA zone: 56 pages used for memmap
[ 0.000000] DMA zone: 6 pages reserved
[ 0.000000] DMA zone: 3919 pages, LIFO batch:0
[ 0.000000] DMA32 zone: 4258 pages used for memmap
[ 0.000000] DMA32 zone: 307137 pages, LIFO batch:31
[ 0.000000] ACPI: PM-Timer IO Port: 0x808
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])
[ 0.000000] ACPI: IOAPIC (id[0x05] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 5, version 33, 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 9 global_irq 9 low level)
[ 0.000000] ACPI: IRQ0 used by override.
[ 0.000000] ACPI: IRQ2 used by override.
[ 0.000000] ACPI: IRQ9 used by override.
[ 0.000000] Using ACPI (MADT) for SMP configuration information
[ 0.000000] ACPI: HPET id: 0xffffffff base: 0xfed00000
[ 0.000000] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
[ 0.000000] nr_irqs_gsi: 40
[ 0.000000] PM: Registered nosave memory: 000000000009d000 - 000000000009e000
[ 0.000000] PM: Registered nosave memory: 000000000009e000 - 0000000000100000
[ 0.000000] e820: [mem 0xcff00000-0xdfffffff] available for PCI devices
[ 0.000000] Booting paravirtualized kernel on Xen
[ 0.000000] Xen version: 4.1.4-pre (preserve-AD)
[ 0.000000] setup_percpu: NR_CPUS:512 nr_cpumask_bits:512 nr_cpu_ids:4 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 28 pages/cpu @ffff88003e000000 s84288 r8192 d22208 u524288
[ 0.000000] pcpu-alloc: s84288 r8192 d22208 u524288 alloc=1*2097152
[ 0.000000] pcpu-alloc: [0] 0 1 2 3
[ 2.763208] Built 1 zonelists in Node order, mobility grouping on. Total pages: 311056
[ 2.763213] Policy zone: DMA32
[ 2.763218] Kernel command line: earlyprintk=xen debug nofb console=tty console=ttyS1,115200n8 xen-pciback.hide=(00:02:00) loglevel=10
[ 2.763656] PID hash table entries: 4096 (order: 3, 32768 bytes)
[ 2.763663] __ex_table already sorted, skipping sort
[ 2.808064] software IO TLB [mem 0x38a00000-0x3ca00000] (64MB) mapped at [ffff880038a00000-ffff88003c9fffff]
[ 2.811300] Memory: 581728k/1261964k available (6413k kernel code, 460k absent, 679776k reserved, 4478k data, 752k init)
[ 2.811414] Hierarchical RCU implementation.
[ 2.811419] RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=3.
[ 2.811432] NR_IRQS:33024 nr_irqs:704 16
[ 2.811514] xen: sci override: global_irq=9 trigger=0 polarity=1
[ 2.811518] xen: registering gsi 9 triggering 0 polarity 1
[ 2.811531] xen: --> pirq=9 -> irq=9 (gsi=9)
[ 2.811539] xen: acpi sci 9
[ 2.811546] xen: --> pirq=1 -> irq=1 (gsi=1)
[ 2.811551] xen: --> pirq=2 -> irq=2 (gsi=2)
[ 2.811557] xen: --> pirq=3 -> irq=3 (gsi=3)
[ 2.811562] xen: --> pirq=4 -> irq=4 (gsi=4)
[ 2.811568] xen: --> pirq=5 -> irq=5 (gsi=5)
[ 2.811574] xen: --> pirq=6 -> irq=6 (gsi=6)
[ 2.811579] xen: --> pirq=7 -> irq=7 (gsi=7)
[ 2.811585] xen: --> pirq=8 -> irq=8 (gsi=8)
[ 2.811590] xen: --> pirq=10 -> irq=10 (gsi=10)
[ 2.811596] xen: --> pirq=11 -> irq=11 (gsi=11)
[ 2.811602] xen: --> pirq=12 -> irq=12 (gsi=12)
[ 2.811607] xen: --> pirq=13 -> irq=13 (gsi=13)
[ 2.811613] xen: --> pirq=14 -> irq=14 (gsi=14)
[ 2.811618] xen: --> pirq=15 -> irq=15 (gsi=15)
[ 2.813454] Console: colour VGA+ 80x25
[ 2.818363] console [tty0] enabled
[ 2.818422] console [ttyS1] enabled, bootconsole disabled
[ 2.818757] Xen: using vcpuop timer interface
[ 2.819017] installing Xen timer for CPU 0
[ 2.819285] tsc: Detected 2899.980 MHz processor
[ 2.819555] Calibrating delay loop (skipped), value calculated using timer frequency.. 5799.96 BogoMIPS (lpj=2899980)
[ 2.820151] pid_max: default: 32768 minimum: 301
[ 2.820479] Security Framework initialized
[ 2.820728] SELinux: Initializing.
[ 2.820948] SELinux: Starting in permissive mode
[ 2.821532] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
[ 2.822565] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
[ 2.823519] Mount-cache hash table entries: 256
[ 2.824126] Initializing cgroup subsys cpuacct
[ 2.824400] Initializing cgroup subsys freezer
[ 2.824730] tseg: 00cff00000
[ 2.824934] CPU: Physical Processor ID: 0
[ 2.825186] CPU: Processor Core ID: 0
[ 2.825417] mce: CPU supports 6 MCE banks
[ 2.825696] Last level iTLB entries: 4KB 512, 2MB 16, 4MB 8
[ 2.825696] Last level dTLB entries: 4KB 1024, 2MB 128, 4MB 64
[ 2.825696] tlb_flushall_shift: 5
[ 2.826625] Freeing SMP alternatives: 24k freed
[ 2.829704] ACPI: Core revision 20120913
[ 2.856787] cpu 0 spinlock event irq 41
[ 2.857062] Performance Events: Broken PMU hardware detected, using software events only.
[ 2.857602] Failed to access perfctr msr (MSR c0010004 is 0)
[ 2.858234] MCE: In-kernel MCE decoding enabled.
[ 2.858603] NMI watchdog: disabled (cpu0): hardware events not enabled
[ 2.859223] installing Xen timer for CPU 1
[ 2.859499] cpu 1 spinlock event irq 48
[ 2.860218] installing Xen timer for CPU 2
[ 2.860493] cpu 2 spinlock event irq 55
[ 2.860951] Brought up 3 CPUs
[ 2.864412] PM: Registering ACPI NVS region [mem 0xcf960000-0xcfb62fff] (2109440 bytes)
[ 2.865989] PM: Registering ACPI NVS region [mem 0xcfd15000-0xcfd61fff] (315392 bytes)
[ 2.866464] PM: Registering ACPI NVS region [mem 0xcfd6d000-0xcfd6ffff] (12288 bytes)
[ 2.866931] PM: Registering ACPI NVS region [mem 0xcfea9000-0xcfeb9fff] (69632 bytes)
[ 2.867404] PM: Registering ACPI NVS region [mem 0xcfecb000-0xcfecbfff] (4096 bytes)
[ 2.867861] PM: Registering ACPI NVS region [mem 0xcfedc000-0xcfedcfff] (4096 bytes)
[ 2.868321] PM: Registering ACPI NVS region [mem 0xcfede000-0xcfee3fff] (24576 bytes)
[ 2.869081] kworker/u:0 (26) used greatest stack depth: 6120 bytes left
[ 2.869105] Grant tables using version 2 layout.
[ 2.869122] Grant table initialized
[ 2.869164] RTC time: 16:43:55, date: 10/30/12
[ 2.870366] NET: Registered protocol family 16
[ 2.871181] kworker/u:0 (30) used greatest stack depth: 5504 bytes left
[ 2.872440] ACPI: bus type pci registered
[ 2.873480] dca service started, version 1.12.1
[ 2.873891] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000)
[ 2.874438] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in E820
[ 2.914335] PCI: Using configuration type 1 for base access
[ 2.932999] bio: create slab <bio-0> at 0
[ 2.933584] ACPI: Added _OSI(Module Device)
[ 2.933866] ACPI: Added _OSI(Processor Device)
[ 2.934145] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 2.934432] ACPI: Added _OSI(Processor Aggregator Device)
[ 2.942011] ACPI: EC: Look up EC in DSDT
[ 2.950054] ACPI: Executed 1 blocks of module-level executable AML code
[ 2.956530] ACPI: Interpreter enabled
[ 2.956772] ACPI: (supports S0 S3 S4 S5)
[ 2.957218] ACPI: Using IOAPIC for interrupt routing
[ 2.982389] ACPI: No dock devices found.
[ 2.982650] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 2.983552] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 2.984298] PCI host bridge to bus 0000:00
[ 2.984571] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 2.984906] pci_bus 0000:00: root bus resource [io 0x0000-0x03af]
[ 2.985277] pci_bus 0000:00: root bus resource [io 0x03e0-0x0cf7]
[ 2.985657] pci_bus 0000:00: root bus resource [io 0x03b0-0x03df]
[ 2.986029] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff]
[ 2.986399] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]
[ 2.986810] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff]
[ 2.987214] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff]
[ 2.987631] pci 0000:00:00.0: [1022:1705] type 00 class 0x060000
[ 2.988106] pci 0000:00:01.0: [1002:9640] type 00 class 0x030000
[ 2.988487] pci 0000:00:01.0: reg 10: [mem 0xd0000000-0xdfffffff pref]
[ 2.988893] pci 0000:00:01.0: reg 14: [io 0xf000-0xf0ff]
[ 2.989246] pci 0000:00:01.0: reg 18: [mem 0xfeb00000-0xfeb3ffff]
[ 2.989743] pci 0000:00:01.0: supports D1 D2
[ 2.990053] pci 0000:00:01.1: [1002:1714] type 00 class 0x040300
[ 2.990442] pci 0000:00:01.1: reg 10: [mem 0xfeb44000-0xfeb47fff]
[ 2.990965] pci 0000:00:01.1: supports D1 D2
[ 2.991343] pci 0000:00:10.0: [1022:7812] type 00 class 0x0c0330
[ 2.991752] pci 0000:00:10.0: reg 10: [mem 0xfeb4a000-0xfeb4bfff 64bit]
[ 2.992355] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold
[ 2.992803] pci 0000:00:10.1: [1022:7812] type 00 class 0x0c0330
[ 2.993201] pci 0000:00:10.1: reg 10: [mem 0xfeb48000-0xfeb49fff 64bit]
[ 2.993793] pci 0000:00:10.1: PME# supported from D0 D3hot D3cold
[ 2.994239] pci 0000:00:11.0: [1022:7801] type 00 class 0x010601
[ 2.994637] pci 0000:00:11.0: reg 10: [io 0xf140-0xf147]
[ 2.994982] pci 0000:00:11.0: reg 14: [io 0xf130-0xf133]
[ 2.995333] pci 0000:00:11.0: reg 18: [io 0xf120-0xf127]
[ 2.995678] pci 0000:00:11.0: reg 1c: [io 0xf110-0xf113]
[ 2.996024] pci 0000:00:11.0: reg 20: [io 0xf100-0xf10f]
[ 2.996374] pci 0000:00:11.0: reg 24: [mem 0xfeb51000-0xfeb517ff]
[ 2.996850] pci 0000:00:12.0: [1022:7807] type 00 class 0x0c0310
[ 2.997235] pci 0000:00:12.0: reg 10: [mem 0xfeb50000-0xfeb50fff]
[ 2.997765] pci 0000:00:12.2: [1022:7808] type 00 class 0x0c0320
[ 2.998161] pci 0000:00:12.2: reg 10: [mem 0xfeb4f000-0xfeb4f0ff]
[ 2.998712] pci 0000:00:12.2: supports D1 D2
[ 2.998977] pci 0000:00:12.2: PME# supported from D0 D1 D2 D3hot
[ 2.999375] pci 0000:00:13.0: [1022:7807] type 00 class 0x0c0310
[ 2.999768] pci 0000:00:13.0: reg 10: [mem 0xfeb4e000-0xfeb4efff]
[ 3.000283] pci 0000:00:13.2: [1022:7808] type 00 class 0x0c0320
[ 3.000681] pci 0000:00:13.2: reg 10: [mem 0xfeb4d000-0xfeb4d0ff]
[ 3.001227] pci 0000:00:13.2: supports D1 D2
[ 3.001495] pci 0000:00:13.2: PME# supported from D0 D1 D2 D3hot
[ 3.001902] pci 0000:00:14.0: [1022:780b] type 00 class 0x0c0500
[ 3.002433] pci 0000:00:14.2: [1022:780d] type 00 class 0x040300
[ 3.002840] pci 0000:00:14.2: reg 10: [mem 0xfeb40000-0xfeb43fff 64bit]
[ 3.003376] pci 0000:00:14.2: PME# supported from D0 D3hot D3cold
[ 3.003761] pci 0000:00:14.3: [1022:780e] type 00 class 0x060100
[ 3.004279] pci 0000:00:14.4: [1022:780f] type 01 class 0x060401
[ 3.004730] pci 0000:00:14.5: [1022:7809] type 00 class 0x0c0310
[ 3.005119] pci 0000:00:14.5: reg 10: [mem 0xfeb4c000-0xfeb4cfff]
[ 3.005641] pci 0000:00:15.0: [1022:43a0] type 01 class 0x060400
[ 3.006187] pci 0000:00:15.0: supports D1 D2
[ 3.006515] pci 0000:00:15.1: [1022:43a1] type 01 class 0x060400
[ 3.007059] pci 0000:00:15.1: supports D1 D2
[ 3.007403] pci 0000:00:18.0: [1022:1700] type 00 class 0x060000
[ 3.007868] pci 0000:00:18.1: [1022:1701] type 00 class 0x060000
[ 3.008320] pci 0000:00:18.2: [1022:1702] type 00 class 0x060000
[ 3.008778] pci 0000:00:18.3: [1022:1703] type 00 class 0x060000
[ 3.009271] pci 0000:00:18.4: [1022:1704] type 00 class 0x060000
[ 3.009716] pci 0000:00:18.5: [1022:1718] type 00 class 0x060000
[ 3.010167] pci 0000:00:18.6: [1022:1716] type 00 class 0x060000
[ 3.010615] pci 0000:00:18.7: [1022:1719] type 00 class 0x060000
[ 3.011117] pci 0000:01:05.0: [9710:9835] type 00 class 0x070002
[ 3.011513] pci 0000:01:05.0: reg 10: [io 0xe050-0xe057]
[ 3.011861] pci 0000:01:05.0: reg 14: [io 0xe040-0xe047]
[ 3.012210] pci 0000:01:05.0: reg 18: [io 0xe030-0xe037]
[ 3.012563] pci 0000:01:05.0: reg 1c: [io 0xe020-0xe027]
[ 3.012912] pci 0000:01:05.0: reg 20: [io 0xe010-0xe017]
[ 3.013259] pci 0000:01:05.0: reg 24: [io 0xe000-0xe00f]
[ 3.013710] pci 0000:00:14.4: PCI bridge to [bus 01] (subtractive decode)
[ 3.014118] pci 0000:00:14.4: bridge window [io 0xe000-0xefff]
[ 3.014496] pci 0000:00:14.4: bridge window [io 0x0000-0x03af] (subtractive decode)
[ 3.014967] pci 0000:00:14.4: bridge window [io 0x03e0-0x0cf7] (subtractive decode)
[ 3.015422] pci 0000:00:14.4: bridge window [io 0x03b0-0x03df] (subtractive decode)
[ 3.015878] pci 0000:00:14.4: bridge window [io 0x0d00-0xffff] (subtractive decode)
[ 3.016343] pci 0000:00:14.4: bridge window [mem 0x000a0000-0x000bffff] (subtractive decode)
[ 3.016836] pci 0000:00:14.4: bridge window [mem 0x000c0000-0x000dffff] (subtractive decode)
[ 3.017326] pci 0000:00:14.4: bridge window [mem 0xd0000000-0xffffffff] (subtractive decode)
[ 3.017990] pci 0000:02:00.0: [8086:10d3] type 00 class 0x020000
[ 3.018379] pci 0000:02:00.0: reg 10: [mem 0xfeac0000-0xfeadffff]
[ 3.018769] pci 0000:02:00.0: reg 14: [mem 0xfea00000-0xfea7ffff]
[ 3.019167] pci 0000:02:00.0: reg 18: [io 0xd000-0xd01f]
[ 3.019522] pci 0000:02:00.0: reg 1c: [mem 0xfeae0000-0xfeae3fff]
[ 3.019964] pci 0000:02:00.0: reg 30: [mem 0xfea80000-0xfeabffff pref]
[ 3.020508] pci 0000:02:00.0: PME# supported from D0 D3hot D3cold
[ 3.023962] pci 0000:00:15.0: PCI bridge to [bus 02]
[ 3.024307] pci 0000:00:15.0: bridge window [io 0xd000-0xdfff]
[ 3.024689] pci 0000:00:15.0: bridge window [mem 0xfea00000-0xfeafffff]
[ 3.025293] pci 0000:03:00.0: [1969:1083] type 00 class 0x020000
[ 3.025712] pci 0000:03:00.0: reg 10: [mem 0xfe900000-0xfe93ffff 64bit]
[ 3.026139] pci 0000:03:00.0: reg 18: [io 0xc000-0xc07f]
[ 3.026691] pci 0000:03:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 3.028949] pci 0000:00:15.1: PCI bridge to [bus 03]
[ 3.029290] pci 0000:00:15.1: bridge window [io 0xc000-0xcfff]
[ 3.029671] pci 0000:00:15.1: bridge window [mem 0xfe900000-0xfe9fffff]
[ 3.030148] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
[ 3.030844] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PE20._PRT]
[ 3.031280] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PE21._PRT]
[ 3.031782] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0PC._PRT]
[ 3.032377] pci0000:00: Requesting ACPI _OSC control (0x1d)
[ 3.032947] pci0000:00: ACPI _OSC control (0x1d) granted
[ 3.051344] ACPI: PCI Interrupt Link [LN24] (IRQs *24)
[ 3.051852] ACPI: PCI Interrupt Link [LN25] (IRQs *25)
[ 3.052329] ACPI: PCI Interrupt Link [LN26] (IRQs *26)
[ 3.052821] ACPI: PCI Interrupt Link [LN27] (IRQs *27)
[ 3.053298] ACPI: PCI Interrupt Link [LN28] (IRQs *28)
[ 3.053787] ACPI: PCI Interrupt Link [LN29] (IRQs *29)
[ 3.054271] ACPI: PCI Interrupt Link [LN30] (IRQs *30)
[ 3.054747] ACPI: PCI Interrupt Link [LN31] (IRQs *31)
[ 3.055243] ACPI: PCI Interrupt Link [LN32] (IRQs *32)
[ 3.055724] ACPI: PCI Interrupt Link [LN33] (IRQs *33)
[ 3.056211] ACPI: PCI Interrupt Link [LN34] (IRQs *34)
[ 3.056692] ACPI: PCI Interrupt Link [LN35] (IRQs *35)
[ 3.057187] ACPI: PCI Interrupt Link [LN36] (IRQs *36)
[ 3.057673] ACPI: PCI Interrupt Link [LN37] (IRQs *37)
[ 3.058165] ACPI: PCI Interrupt Link [LN38] (IRQs *38)
[ 3.058660] ACPI: PCI Interrupt Link [LN39] (IRQs *39)
[ 3.059154] ACPI: PCI Interrupt Link [LN40] (IRQs *40)
[ 3.059643] ACPI: PCI Interrupt Link [LN41] (IRQs *41)
[ 3.060128] ACPI: PCI Interrupt Link [LN42] (IRQs *42)
[ 3.060618] ACPI: PCI Interrupt Link [LN43] (IRQs *43)
[ 3.061095] ACPI: PCI Interrupt Link [LN44] (IRQs *44)
[ 3.061575] ACPI: PCI Interrupt Link [LN45] (IRQs *45)
[ 3.062059] ACPI: PCI Interrupt Link [LN46] (IRQs *46)
[ 3.062543] ACPI: PCI Interrupt Link [LN47] (IRQs *47)
[ 3.063029] ACPI: PCI Interrupt Link [LN48] (IRQs *48)
[ 3.063506] ACPI: PCI Interrupt Link [LN49] (IRQs *49)
[ 3.063989] ACPI: PCI Interrupt Link [LN50] (IRQs *50)
[ 3.064473] ACPI: PCI Interrupt Link [LN51] (IRQs *51)
[ 3.064950] ACPI: PCI Interrupt Link [LN52] (IRQs *52)
[ 3.065440] ACPI: PCI Interrupt Link [LN53] (IRQs *53)
[ 3.065918] ACPI: PCI Interrupt Link [LN54] (IRQs *54)
[ 3.066402] ACPI: PCI Interrupt Link [LN55] (IRQs *55)
[ 3.066889] ACPI: PCI Interrupt Link [LNKA] (IRQs 4 5 7 10 11 14 15) *0
[ 3.068826] ACPI: PCI Interrupt Link [LNKB] (IRQs 4 5 7 10 11 14 15) *0
[ 3.069717] ACPI: PCI Interrupt Link [LNKC] (IRQs 4 5 7 10 11 14 15) *0
[ 3.070606] ACPI: PCI Interrupt Link [LNKD] (IRQs 4 5 7 10 11 14 15) *0
[ 3.071479] ACPI: PCI Interrupt Link [LNKE] (IRQs 4 5 7 10 11 14 15) *0
[ 3.072339] ACPI: PCI Interrupt Link [LNKF] (IRQs 4 5 7 10 11 14 15) *0
[ 3.073195] ACPI: PCI Interrupt Link [LNKG] (IRQs 4 5 7 10 11 14 15) *0
[ 3.074064] ACPI: PCI Interrupt Link [LNKH] (IRQs 4 5 7 10 11 14 15) *0
[ 3.075123] xen/balloon: Initialising balloon driver.
[ 3.076280] xen-balloon: Initialising balloon driver.
[ 3.076885] xen/balloon: Xen selfballooning driver disabled for domain0.
[ 3.077545] vgaarb: device added: PCI:0000:00:01.0,decodes=io+mem,owns=io+mem,locks=none
[ 3.078080] vgaarb: loaded
[ 3.078268] vgaarb: bridge control possible 0000:00:01.0
[ 3.078970] ACPI: bus type usb registered
[ 3.079409] usbcore: registered new interface driver usbfs
[ 3.079813] usbcore: registered new interface driver hub
[ 3.080257] usbcore: registered new device driver usb
[ 3.081098] PCI: Using ACPI for IRQ routing
[ 3.098106] PCI: pci_cache_line_size set to 64 bytes
[ 3.098606] e820: reserve RAM buffer [mem 0x0009d000-0x0009ffff]
[ 3.098972] e820: reserve RAM buffer [mem 0x4d063000-0x4fffffff]
[ 3.099810] NetLabel: Initializing
[ 3.100040] NetLabel: domain hash size = 128
[ 3.100313] NetLabel: protocols = UNLABELED CIPSOv4
[ 3.100639] NetLabel: unlabeled traffic allowed by default
[ 3.101361] Switching to clocksource xen
[ 3.109135] pnp: PnP ACPI init
[ 3.109362] ACPI: bus type pnp registered
[ 3.109832] pnp 00:00: [bus 00-ff]
[ 3.110058] pnp 00:00: [io 0x0cf8-0x0cff]
[ 3.110319] pnp 00:00: [io 0x0000-0x03af window]
[ 3.110611] pnp 00:00: [io 0x03e0-0x0cf7 window]
[ 3.110912] pnp 00:00: [io 0x03b0-0x03df window]
[ 3.111200] pnp 00:00: [io 0x0d00-0xffff window]
[ 3.111492] pnp 00:00: [mem 0x000a0000-0x000bffff window]
[ 3.111826] pnp 00:00: [mem 0x000c0000-0x000dffff window]
[ 3.112154] pnp 00:00: [mem 0xd0000000-0xffffffff window]
[ 3.112482] pnp 00:00: [mem 0x00000000 window]
[ 3.113097] pnp 00:00: Plug and Play ACPI device, IDs PNP0a03 (active)
[ 3.113537] pnp 00:01: [mem 0xe0000000-0xefffffff]
[ 3.114213] system 00:01: [mem 0xe0000000-0xefffffff] has been reserved
[ 3.114626] system 00:01: Plug and Play ACPI device, IDs PNP0c01 (active)
[ 3.116690] pnp 00:02: [io 0x0010-0x001f]
[ 3.116955] pnp 00:02: [io 0x0022-0x003f]
[ 3.117210] pnp 00:02: [io 0x0063]
[ 3.117439] pnp 00:02: [io 0x0065]
[ 3.117667] pnp 00:02: [io 0x0067-0x006f]
[ 3.117932] pnp 00:02: [io 0x0072-0x007f]
[ 3.118191] pnp 00:02: [io 0x0080]
[ 3.118415] pnp 00:02: [io 0x0084-0x0086]
[ 3.118668] pnp 00:02: [io 0x0088]
[ 3.118910] pnp 00:02: [io 0x008c-0x008e]
[ 3.119174] pnp 00:02: [io 0x0090-0x009f]
[ 3.119436] pnp 00:02: [io 0x00a2-0x00bf]
[ 3.119706] pnp 00:02: [io 0x00b1]
[ 3.119936] pnp 00:02: [io 0x00e0-0x00ef]
[ 3.120194] pnp 00:02: [io 0x04d0-0x04d1]
[ 3.120455] pnp 00:02: [io 0x040b]
[ 3.120683] pnp 00:02: [io 0x04d6]
[ 3.120916] pnp 00:02: [io 0x0c00-0x0c01]
[ 3.121172] pnp 00:02: [io 0x0c14]
[ 3.121397] pnp 00:02: [io 0x0c50-0x0c51]
[ 3.121653] pnp 00:02: [io 0x0c52]
[ 3.121885] pnp 00:02: [io 0x0c6c]
[ 3.122109] pnp 00:02: [io 0x0c6f]
[ 3.122335] pnp 00:02: [io 0x0cd0-0x0cd1]
[ 3.122591] pnp 00:02: [io 0x0cd2-0x0cd3]
[ 3.122860] pnp 00:02: [io 0x0cd4-0x0cd5]
[ 3.123120] pnp 00:02: [io 0x0cd6-0x0cd7]
[ 3.123377] pnp 00:02: [io 0x0cd8-0x0cdf]
[ 3.123633] pnp 00:02: [io 0x0800-0x089f]
[ 3.123898] pnp 00:02: [io 0x0000-0xffffffffffffffff disabled]
[ 3.124249] pnp 00:02: [io 0x0000-0x000f]
[ 3.124506] pnp 00:02: [io 0x0b20-0x0b3f]
[ 3.124768] pnp 00:02: [io 0x0900-0x090f]
[ 3.125026] pnp 00:02: [io 0x0910-0x091f]
[ 3.125282] pnp 00:02: [io 0xfe00-0xfefe]
[ 3.125537] pnp 00:02: [io 0x0060-0x005f disabled]
[ 3.125841] pnp 00:02: [io 0x0064-0x0063 disabled]
[ 3.126136] pnp 00:02: [mem 0xfec00000-0xfec00fff]
[ 3.126426] pnp 00:02: [mem 0xfee00000-0xfee00fff]
[ 3.126724] pnp 00:02: [mem 0xfed80000-0xfed8ffff]
[ 3.127024] pnp 00:02: [mem 0xfed61000-0xfed70fff]
[ 3.127321] pnp 00:02: [mem 0xfec10000-0xfec10fff]
[ 3.127619] pnp 00:02: [mem 0xfed00000-0xfed00fff]
[ 3.127920] pnp 00:02: [mem 0xff000000-0xffffffff]
[ 3.128629] system 00:02: [io 0x04d0-0x04d1] has been reserved
[ 3.129033] system 00:02: [io 0x040b] has been reserved
[ 3.129358] system 00:02: [io 0x04d6] has been reserved
[ 3.129680] system 00:02: [io 0x0c00-0x0c01] has been reserved
[ 3.130042] system 00:02: [io 0x0c14] has been reserved
[ 3.130365] system 00:02: [io 0x0c50-0x0c51] has been reserved
[ 3.130727] system 00:02: [io 0x0c52] has been reserved
[ 3.131046] system 00:02: [io 0x0c6c] has been reserved
[ 3.131369] system 00:02: [io 0x0c6f] has been reserved
[ 3.131692] system 00:02: [io 0x0cd0-0x0cd1] has been reserved
[ 3.132047] system 00:02: [io 0x0cd2-0x0cd3] has been reserved
[ 3.132401] system 00:02: [io 0x0cd4-0x0cd5] has been reserved
[ 3.132756] system 00:02: [io 0x0cd6-0x0cd7] has been reserved
[ 3.133111] system 00:02: [io 0x0cd8-0x0cdf] has been reserved
[ 3.133460] system 00:02: [io 0x0800-0x089f] has been reserved
[ 3.133814] system 00:02: [io 0x0b20-0x0b3f] has been reserved
[ 3.134168] system 00:02: [io 0x0900-0x090f] has been reserved
[ 3.134524] system 00:02: [io 0x0910-0x091f] has been reserved
[ 3.134888] system 00:02: [io 0xfe00-0xfefe] has been reserved
[ 3.135250] system 00:02: [mem 0xfec00000-0xfec00fff] could not be reserved
[ 3.135651] system 00:02: [mem 0xfee00000-0xfee00fff] has been reserved
[ 3.136053] system 00:02: [mem 0xfed80000-0xfed8ffff] has been reserved
[ 3.136437] system 00:02: [mem 0xfed61000-0xfed70fff] has been reserved
[ 3.136829] system 00:02: [mem 0xfec10000-0xfec10fff] has been reserved
[ 3.137219] system 00:02: [mem 0xfed00000-0xfed00fff] has been reserved
[ 3.137608] system 00:02: [mem 0xff000000-0xffffffff] has been reserved
[ 3.138015] system 00:02: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 3.138611] pnp 00:03: [io 0x0000-0xffffffffffffffff disabled]
[ 3.138981] pnp 00:03: [io 0x0300-0x031f]
[ 3.139249] pnp 00:03: [io 0x0290-0x029f]
[ 3.139512] pnp 00:03: [io 0x0230-0x023f]
[ 3.140070] system 00:03: [io 0x0300-0x031f] has been reserved
[ 3.140431] system 00:03: [io 0x0290-0x029f] has been reserved
[ 3.140800] system 00:03: [io 0x0230-0x023f] has been reserved
[ 3.141165] system 00:03: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 3.141595] pnp 00:04: [dma 4]
[ 3.141809] pnp 00:04: [io 0x0000-0x000f]
[ 3.142070] pnp 00:04: [io 0x0081-0x0083]
[ 3.142330] pnp 00:04: [io 0x0087]
[ 3.142557] pnp 00:04: [io 0x0089-0x008b]
[ 3.142825] pnp 00:04: [io 0x008f]
[ 3.143052] pnp 00:04: [io 0x00c0-0x00df]
[ 3.143532] pnp 00:04: Plug and Play ACPI device, IDs PNP0200 (active)
[ 3.143961] pnp 00:05: [io 0x0070-0x0071]
[ 3.144222] xen: registering gsi 8 triggering 1 polarity 0
[ 3.144562] pnp 00:05: [irq 8]
[ 3.145001] pnp 00:05: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 3.145408] pnp 00:06: [io 0x0061]
[ 3.145932] pnp 00:06: Plug and Play ACPI device, IDs PNP0800 (active)
[ 3.146422] pnp 00:07: [io 0x0010-0x001f]
[ 3.146682] pnp 00:07: [io 0x0022-0x003f]
[ 3.146977] pnp 00:07: [io 0x0044-0x005f]
[ 3.147238] pnp 00:07: [io 0x0072-0x007f]
[ 3.147491] pnp 00:07: [io 0x0080]
[ 3.147722] pnp 00:07: [io 0x0084-0x0086]
[ 3.147980] pnp 00:07: [io 0x0088]
[ 3.148211] pnp 00:07: [io 0x008c-0x008e]
[ 3.148469] pnp 00:07: [io 0x0090-0x009f]
[ 3.148734] pnp 00:07: [io 0x00a2-0x00bf]
[ 3.148988] pnp 00:07: [io 0x00e0-0x00ef]
[ 3.149250] pnp 00:07: [io 0x04d0-0x04d1]
[ 3.149697] system 00:07: [io 0x04d0-0x04d1] has been reserved
[ 3.150061] system 00:07: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 3.150478] pnp 00:08: [io 0x00f0-0x00ff]
[ 3.150755] xen: registering gsi 13 triggering 1 polarity 0
[ 3.151101] pnp 00:08: [irq 13]
[ 3.151448] pnp 00:08: Plug and Play ACPI device, IDs PNP0c04 (active)
[ 3.152100] system 00:09: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 3.152778] pnp 00:0a: [io 0x03f8-0x03ff]
[ 3.153037] xen: registering gsi 4 triggering 1 polarity 0
[ 3.153376] pnp 00:0a: [irq 4]
[ 3.153581] pnp 00:0a: [dma 0 disabled]
[ 3.153998] pnp 00:0a: Plug and Play ACPI device, IDs PNP0501 (active)
[ 3.155394] pnp 00:0b: [mem 0xfed00000-0xfed003ff]
[ 3.155978] pnp 00:0b: Plug and Play ACPI device, IDs PNP0103 (active)
[ 3.156388] pnp: PnP ACPI: found 12 devices
[ 3.156653] ACPI: ACPI bus type pnp unregistered
[ 3.156953] xen-pciback: Error parsing pci_devs_to_hide at "(00:02:00)"
[ 3.170459] PM-Timer failed consistency check (0x0xffffff) - aborting.
[ 3.170947] pci 0000:00:14.4: PCI bridge to [bus 01]
[ 3.171261] pci 0000:00:14.4: bridge window [io 0xe000-0xefff]
[ 3.171655] pci 0000:00:15.0: PCI bridge to [bus 02]
[ 3.171974] pci 0000:00:15.0: bridge window [io 0xd000-0xdfff]
[ 3.172345] pci 0000:00:15.0: bridge window [mem 0xfea00000-0xfeafffff]
[ 3.172762] pci 0000:00:15.1: PCI bridge to [bus 03]
[ 3.173067] pci 0000:00:15.1: bridge window [io 0xc000-0xcfff]
[ 3.173436] pci 0000:00:15.1: bridge window [mem 0xfe900000-0xfe9fffff]
[ 3.173889] xen: registering gsi 16 triggering 0 polarity 1
[ 3.174247] xen: --> pirq=16 -> irq=16 (gsi=16)
[ 3.174547] xen: registering gsi 16 triggering 0 polarity 1
[ 3.174894] Already setup the GSI :16
[ 3.175131] pci_bus 0000:00: resource 4 [io 0x0000-0x03af]
[ 3.175470] pci_bus 0000:00: resource 5 [io 0x03e0-0x0cf7]
[ 3.176854] pci_bus 0000:00: resource 6 [io 0x03b0-0x03df]
[ 3.177184] pci_bus 0000:00: resource 7 [io 0x0d00-0xffff]
[ 3.177514] pci_bus 0000:00: resource 8 [mem 0x000a0000-0x000bffff]
[ 3.177891] pci_bus 0000:00: resource 9 [mem 0x000c0000-0x000dffff]
[ 3.178267] pci_bus 0000:00: resource 10 [mem 0xd0000000-0xffffffff]
[ 3.178649] pci_bus 0000:01: resource 0 [io 0xe000-0xefff]
[ 3.178994] pci_bus 0000:01: resource 4 [io 0x0000-0x03af]
[ 3.179326] pci_bus 0000:01: resource 5 [io 0x03e0-0x0cf7]
[ 3.179672] pci_bus 0000:01: resource 6 [io 0x03b0-0x03df]
[ 3.180015] pci_bus 0000:01: resource 7 [io 0x0d00-0xffff]
[ 3.180344] pci_bus 0000:01: resource 8 [mem 0x000a0000-0x000bffff]
[ 3.180716] pci_bus 0000:01: resource 9 [mem 0x000c0000-0x000dffff]
[ 3.181081] pci_bus 0000:01: resource 10 [mem 0xd0000000-0xffffffff]
[ 3.181452] pci_bus 0000:02: resource 0 [io 0xd000-0xdfff]
[ 3.181792] pci_bus 0000:02: resource 1 [mem 0xfea00000-0xfeafffff]
[ 3.182168] pci_bus 0000:03: resource 0 [io 0xc000-0xcfff]
[ 3.182505] pci_bus 0000:03: resource 1 [mem 0xfe900000-0xfe9fffff]
[ 3.183045] NET: Registered protocol family 2
[ 3.184322] TCP established hash table entries: 262144 (order: 10, 4194304 bytes)
[ 3.186023] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
[ 3.186732] TCP: Hash tables configured (established 262144 bind 65536)
[ 3.187181] TCP: reno registered
[ 3.187411] UDP hash table entries: 1024 (order: 3, 32768 bytes)
[ 3.187803] UDP-Lite hash table entries: 1024 (order: 3, 32768 bytes)
[ 3.188405] NET: Registered protocol family 1
[ 3.188924] RPC: Registered named UNIX socket transport module.
[ 3.189285] RPC: Registered udp transport module.
[ 3.189588] RPC: Registered tcp transport module.
[ 3.189901] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 3.190306] pci 0000:00:01.0: Boot video device
[ 3.190606] xen: registering gsi 18 triggering 0 polarity 1
[ 3.190967] xen: --> pirq=18 -> irq=18 (gsi=18)
[ 3.191310] xen: registering gsi 17 triggering 0 polarity 1
[ 3.191651] xen: --> pirq=17 -> irq=17 (gsi=17)
[ 3.191987] xen: registering gsi 18 triggering 0 polarity 1
[ 3.192322] Already setup the GSI :18
[ 3.779210] xen: registering gsi 17 triggering 0 polarity 1
[ 3.779560] Already setup the GSI :17
[ 3.779854] xen: registering gsi 18 triggering 0 polarity 1
[ 3.780189] Already setup the GSI :18
[ 3.852950] xen: registering gsi 17 triggering 0 polarity 1
[ 3.853302] Already setup the GSI :17
[ 3.853601] xen: registering gsi 18 triggering 0 polarity 1
[ 3.853944] Already setup the GSI :18
[ 3.927246] PCI: CLS 64 bytes, default 64
[ 3.927731] Unpacking initramfs...
[ 4.409499] Freeing initrd memory: 339204k freed
[ 4.502233] Machine check injector initialized
[ 4.504138] microcode: CPU0: patch_level=0x0300000f
[ 4.504463] microcode: CPU1: patch_level=0x0300000f
[ 4.504809] microcode: CPU2: patch_level=0x0300000f
[ 4.505347] microcode: Microcode Update Driver: v2.00 <tigran@...azian.fsnet.co.uk>, Peter Oruba
[ 4.506684] audit: initializing netlink socket (disabled)
[ 4.507060] type=2000 audit(1351615437.471:1): initialized
[ 4.520849] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[ 4.521549] VFS: Disk quotas dquot_6.5.2
[ 4.521865] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 4.522596] NFS: Registering the id_resolver key type
[ 4.522935] Key type id_resolver registered
[ 4.523199] Key type id_legacy registered
[ 4.523463] NTFS driver 2.1.30 [Flags: R/W].
[ 4.523927] msgmni has been set to 1798
[ 4.524230] SELinux: Registering netfilter hooks
[ 4.526131] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
[ 4.526572] io scheduler noop registered
[ 4.526834] io scheduler deadline registered
[ 4.527129] io scheduler cfq registered (default)
[ 4.528468] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[ 4.529395] input: Power Button as /devices/LNXSYSTM:00/device:00/PNP0C0C:00/input/input0
[ 4.529907] ACPI: Power Button [PWRB]
[ 4.530299] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
[ 4.530782] ACPI: Power Button [PWRF]
[ 4.592637] GHES: HEST is not enabled!
[ 4.592910] ioatdma: Intel(R) QuickData Technology Driver 4.00
[ 4.594402] xen-pciback: backend is vpci
[ 4.666851] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 4.688746] 00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[ 4.692137] xen: registering gsi 20 triggering 0 polarity 1
[ 4.692685] xen: --> pirq=20 -> irq=20 (gsi=20)
[ 4.715090] 0000:01:05.0: ttyS1 at I/O 0xe050 (irq = 20) is a 16550A
[ 4.723123] hpet_acpi_add: no address or irqs in _CRS
[ 4.729073] Non-volatile memory driver v1.3
[ 4.733807] Linux agpgart interface v0.103
[ 4.739678] [drm] Initialized drm 1.1.0 20060810
[ 4.747593] loop: module loaded
[ 4.751865] libphy: Fixed MDIO Bus: probed
[ 4.756157] tun: Universal TUN/TAP device driver, 1.6
[ 4.761408] tun: (C) 1999-2004 Max Krasnyansky <maxk@...lcomm.com>
[ 4.768474] ixgbevf: Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver - version 2.6.0-k
[ 4.778143] ixgbevf: Copyright (c) 2009 - 2012 Intel Corporation.
[ 4.786308] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 4.793112] ehci_hcd: block sizes: qh 104 qtd 96 itd 192 sitd 96
[ 4.799394] xen: registering gsi 17 triggering 0 polarity 1
[ 4.805186] Already setup the GSI :17
[ 4.809041] ehci_hcd 0000:00:12.2: EHCI Host Controller
[ 4.814827] ehci_hcd 0000:00:12.2: new USB bus registered, assigned bus number 1
[ 4.822582] QUIRK: Enable AMD PLL fix
[ 4.826402] ehci_hcd 0000:00:12.2: applying AMD SB700/SB800/Hudson-2/3 EHCI dummy qh workaround
[ 4.835422] ehci_hcd 0000:00:12.2: reset hcs_params 0x101505 dbg=1 cc=1 pcc=5 ordered !ppc ports=5
[ 4.844716] ehci_hcd 0000:00:12.2: reset hcc_params a076 thresh 7 uframes 256/512/1024 park
[ 4.853444] ehci_hcd 0000:00:12.2: park 0
[ 4.857628] ehci_hcd 0000:00:12.2: reset command 0080b02 park=3 ithresh=8 period=1024 Reset HALT
[ 4.866843] ehci_hcd 0000:00:12.2: debug port 1
[ 4.871568] ehci_hcd 0000:00:12.2: MWI active
[ 4.876100] ehci_hcd 0000:00:12.2: supports USB remote wakeup
[ 4.882116] ehci_hcd 0000:00:12.2: irq 17, io mem 0xfeb4f000
[ 4.887997] ehci_hcd 0000:00:12.2: init command 0010005 (park)=0 ithresh=1 period=512 RUN
[ 4.901882] ehci_hcd 0000:00:12.2: USB 2.0 started, EHCI 1.00
[ 4.907965] usb usb1: default language 0x0409
[ 4.912513] usb usb1: udev 1, busnum 1, minor = 0
[ 4.917409] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 4.924454] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 4.931952] usb usb1: Product: EHCI Host Controller
[ 4.937024] usb usb1: Manufacturer: Linux 3.7.0-rc3upstream-00220-g37b7153 ehci_hcd
[ 4.944967] usb usb1: SerialNumber: 0000:00:12.2
[ 4.950259] usb usb1: usb_probe_device
[ 4.954193] usb usb1: configuration #1 chosen from 1 choice
[ 4.959997] usb usb1: adding 1-0:1.0 (config #1, interface 0)
[ 4.966339] hub 1-0:1.0: usb_probe_interface
[ 4.970812] hub 1-0:1.0: usb_probe_interface - got id
[ 4.976063] hub 1-0:1.0: USB hub found
[ 4.979980] hub 1-0:1.0: 5 ports detected
[ 4.984155] hub 1-0:1.0: standalone hub
[ 4.988148] hub 1-0:1.0: no power switching (usb 1.0)
[ 4.993398] hub 1-0:1.0: individual port over-current protection
[ 4.999631] hub 1-0:1.0: power on to power good time: 20ms
[ 5.005333] hub 1-0:1.0: local power source is good
[ 5.010998] hub 1-0:1.0: trying to enable port power on non-switchable hub
[ 5.018235] xen: registering gsi 17 triggering 0 polarity 1
[ 5.024028] Already setup the GSI :17
[ 5.027880] ehci_hcd 0000:00:13.2: EHCI Host Controller
[ 5.033663] ehci_hcd 0000:00:13.2: new USB bus registered, assigned bus number 2
[ 5.041377] ehci_hcd 0000:00:13.2: applying AMD SB700/SB800/Hudson-2/3 EHCI dummy qh workaround
[ 5.050398] ehci_hcd 0000:00:13.2: reset hcs_params 0x101505 dbg=1 cc=1 pcc=5 ordered !ppc ports=5
[ 5.059685] ehci_hcd 0000:00:13.2: reset hcc_params a076 thresh 7 uframes 256/512/1024 park
[ 5.068427] ehci_hcd 0000:00:13.2: park 0
[ 5.072610] ehci_hcd 0000:00:13.2: reset command 0080b02 park=3 ithresh=8 period=1024 Reset HALT
[ 5.081823] ehci_hcd 0000:00:13.2: debug port 1
[ 5.086547] ehci_hcd 0000:00:13.2: MWI active
[ 5.091081] ehci_hcd 0000:00:13.2: supports USB remote wakeup
[ 5.097059] ehci_hcd 0000:00:13.2: irq 17, io mem 0xfeb4d000
[ 5.102937] ehci_hcd 0000:00:13.2: init command 0010005 (park)=0 ithresh=1 period=512 RUN
[ 5.116889] ehci_hcd 0000:00:13.2: USB 2.0 started, EHCI 1.00
[ 5.123004] usb usb2: default language 0x0409
[ 5.127553] usb usb2: udev 1, busnum 2, minor = 128
[ 5.132627] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 5.139668] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 5.147164] usb usb2: Product: EHCI Host Controller
[ 5.152236] usb usb2: Manufacturer: Linux 3.7.0-rc3upstream-00220-g37b7153 ehci_hcd
[ 5.160180] usb usb2: SerialNumber: 0000:00:13.2
[ 5.165185] hub 1-0:1.0: state 7 ports 5 chg 0000 evt 0000
[ 5.165547] usb usb2: usb_probe_device
[ 5.165551] usb usb2: configuration #1 chosen from 1 choice
[ 5.165570] usb usb2: adding 2-0:1.0 (config #1, interface 0)
[ 5.165905] hub 2-0:1.0: usb_probe_interface
[ 5.165908] hub 2-0:1.0: usb_probe_interface - got id
[ 5.165911] hub 2-0:1.0: USB hub found
[ 5.165929] hub 2-0:1.0: 5 ports detected
[ 5.165930] hub 2-0:1.0: standalone hub
[ 5.165931] hub 2-0:1.0: no power switching (usb 1.0)
[ 5.165933] hub 2-0:1.0: individual port over-current protection
[ 5.165935] hub 2-0:1.0: power on to power good time: 20ms
[ 5.165942] hub 2-0:1.0: local power source is good
[ 5.166518] hub 2-0:1.0: trying to enable port power on non-switchable hub
[ 5.166966] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 5.166969] ohci_hcd: block sizes: ed 80 td 96
[ 5.167028] xen: registering gsi 18 triggering 0 polarity 1
[ 5.167033] Already setup the GSI :18
[ 5.167075] ohci_hcd 0000:00:12.0: OHCI Host Controller
[ 5.167260] ohci_hcd 0000:00:12.0: new USB bus registered, assigned bus number 3
[ 5.167338] ohci_hcd 0000:00:12.0: created debug files
[ 5.167340] ohci_hcd 0000:00:12.0: supports USB remote wakeup
[ 5.167385] ohci_hcd 0000:00:12.0: irq 18, io mem 0xfeb50000
[ 5.289966] hub 2-0:1.0: state 7 ports 5 chg 0000 evt 0000
[ 5.293989] ohci_hcd 0000:00:12.0: OHCI controller state
[ 5.293995] ohci_hcd 0000:00:12.0: OHCI 1.0, NO legacy support registers, rh state running
[ 5.293999] ohci_hcd 0000:00:12.0: control 0x283 RWC HCFS=operational CBSR=3
[ 5.294002] ohci_hcd 0000:00:12.0: cmdstatus 0x00000 SOC=0
[ 5.294006] ohci_hcd 0000:00:12.0: intrstatus 0x00000004 SF
[ 5.294009] ohci_hcd 0000:00:12.0: intrenable 0x8000005a MIE RHSC UE RD WDH
[ 5.294019] ohci_hcd 0000:00:12.0: hcca frame #0005
[ 5.294022] ohci_hcd 0000:00:12.0: roothub.a 02001205 POTPGT=2 NOCP NPS NDP=5(5)
[ 5.294025] ohci_hcd 0000:00:12.0: roothub.b 00000000 PPCM=0000 DR=0000
[ 5.294027] ohci_hcd 0000:00:12.0: roothub.status 00008000 DRWE
[ 5.294031] ohci_hcd 0000:00:12.0: roothub.portstatus [0] 0x00000100 PPS
[ 5.294034] ohci_hcd 0000:00:12.0: roothub.portstatus [1] 0x00000100 PPS
[ 5.294037] ohci_hcd 0000:00:12.0: roothub.portstatus [2] 0x00000100 PPS
[ 5.294041] ohci_hcd 0000:00:12.0: roothub.portstatus [3] 0x00000100 PPS
[ 5.294044] ohci_hcd 0000:00:12.0: roothub.portstatus [4] 0x00000100 PPS
[ 5.294080] usb usb3: default language 0x0409
[ 5.294093] usb usb3: udev 1, busnum 3, minor = 256
[ 5.294095] usb usb3: New USB device found, idVendor=1d6b, idProduct=0001
[ 5.294097] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 5.294098] usb usb3: Product: OHCI Host Controller
[ 5.294100] usb usb3: Manufacturer: Linux 3.7.0-rc3upstream-00220-g37b7153 ohci_hcd
[ 5.294101] usb usb3: SerialNumber: 0000:00:12.0
[ 5.294371] usb usb3: usb_probe_device
[ 5.294374] usb usb3: configuration #1 chosen from 1 choice
[ 5.294386] usb usb3: adding 3-0:1.0 (config #1, interface 0)
[ 5.294481] hub 3-0:1.0: usb_probe_interface
[ 5.294482] hub 3-0:1.0: usb_probe_interface - got id
[ 5.294484] hub 3-0:1.0: USB hub found
[ 5.294492] hub 3-0:1.0: 5 ports detected
[ 5.294493] hub 3-0:1.0: standalone hub
[ 5.294495] hub 3-0:1.0: no power switching (usb 1.0)
[ 5.294496] hub 3-0:1.0: no over-current protection
[ 5.294497] hub 3-0:1.0: power on to power good time: 4ms
[ 5.294505] hub 3-0:1.0: local power source is good
[ 5.295074] hub 3-0:1.0: trying to enable port power on non-switchable hub
[ 5.295131] ehci_hcd 0000:00:12.2: HS companion for 0000:00:12.0
[ 5.295174] xen: registering gsi 18 triggering 0 polarity 1
[ 5.295178] Already setup the GSI :18
[ 5.295219] ohci_hcd 0000:00:13.0: OHCI Host Controller
[ 5.295337] ohci_hcd 0000:00:13.0: new USB bus registered, assigned bus number 4
[ 5.295397] ohci_hcd 0000:00:13.0: created debug files
[ 5.295399] ohci_hcd 0000:00:13.0: supports USB remote wakeup
[ 5.295409] ohci_hcd 0000:00:13.0: irq 18, io mem 0xfeb4e000
[ 5.549971] hub 3-0:1.0: state 7 ports 5 chg 0000 evt 0000
[ 5.553975] ohci_hcd 0000:00:13.0: OHCI controller state
[ 5.553980] ohci_hcd 0000:00:13.0: OHCI 1.0, NO legacy support registers, rh state running
[ 5.553984] ohci_hcd 0000:00:13.0: control 0x283 RWC HCFS=operational CBSR=3
[ 5.553987] ohci_hcd 0000:00:13.0: cmdstatus 0x00000 SOC=0
[ 5.553990] ohci_hcd 0000:00:13.0: intrstatus 0x00000004 SF
[ 5.553993] ohci_hcd 0000:00:13.0: intrenable 0x8000005a MIE RHSC UE RD WDH
[ 5.554004] ohci_hcd 0000:00:13.0: hcca frame #0005
[ 5.554008] ohci_hcd 0000:00:13.0: roothub.a 02001205 POTPGT=2 NOCP NPS NDP=5(5)
[ 5.554011] ohci_hcd 0000:00:13.0: roothub.b 00000000 PPCM=0000 DR=0000
[ 5.554014] ohci_hcd 0000:00:13.0: roothub.status 00008000 DRWE
[ 5.554018] ohci_hcd 0000:00:13.0: roothub.portstatus [0] 0x00000100 PPS
[ 5.554021] ohci_hcd 0000:00:13.0: roothub.portstatus [1] 0x00000100 PPS
[ 5.554025] ohci_hcd 0000:00:13.0: roothub.portstatus [2] 0x00000100 PPS
[ 5.554028] ohci_hcd 0000:00:13.0: roothub.portstatus [3] 0x00000100 PPS
[ 5.554031] ohci_hcd 0000:00:13.0: roothub.portstatus [4] 0x00000100 PPS
[ 5.554051] usb usb4: default language 0x0409
[ 5.554064] usb usb4: udev 1, busnum 4, minor = 384
[ 5.554066] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001
[ 5.554068] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 5.554070] usb usb4: Product: OHCI Host Controller
[ 5.554071] usb usb4: Manufacturer: Linux 3.7.0-rc3upstream-00220-g37b7153 ohci_hcd
[ 5.554072] usb usb4: SerialNumber: 0000:00:13.0
[ 5.554538] usb usb4: usb_probe_device
[ 5.554542] usb usb4: configuration #1 chosen from 1 choice
[ 5.554559] usb usb4: adding 4-0:1.0 (config #1, interface 0)
[ 5.554665] hub 4-0:1.0: usb_probe_interface
[ 5.554667] hub 4-0:1.0: usb_probe_interface - got id
[ 5.554669] hub 4-0:1.0: USB hub found
[ 5.554678] hub 4-0:1.0: 5 ports detected
[ 5.554679] hub 4-0:1.0: standalone hub
[ 5.554681] hub 4-0:1.0: no power switching (usb 1.0)
[ 5.554682] hub 4-0:1.0: no over-current protection
[ 5.554683] hub 4-0:1.0: power on to power good time: 4ms
[ 5.554691] hub 4-0:1.0: local power source is good
[ 5.555283] hub 4-0:1.0: trying to enable port power on non-switchable hub
[ 5.555346] ehci_hcd 0000:00:13.2: HS companion for 0000:00:13.0
[ 5.555389] xen: registering gsi 18 triggering 0 polarity 1
[ 5.555394] Already setup the GSI :18
[ 5.555433] ohci_hcd 0000:00:14.5: OHCI Host Controller
[ 5.555598] ohci_hcd 0000:00:14.5: new USB bus registered, assigned bus number 5
[ 5.555670] ohci_hcd 0000:00:14.5: created debug files
[ 5.555672] ohci_hcd 0000:00:14.5: supports USB remote wakeup
[ 5.555685] ohci_hcd 0000:00:14.5: irq 18, io mem 0xfeb4c000
[ 5.809859] hub 4-0:1.0: state 7 ports 5 chg 0000 evt 0000
[ 5.813841] ohci_hcd 0000:00:14.5: OHCI controller state
[ 5.813847] ohci_hcd 0000:00:14.5: OHCI 1.0, NO legacy support registers, rh state running
[ 5.813851] ohci_hcd 0000:00:14.5: control 0x283 RWC HCFS=operational CBSR=3
[ 5.813854] ohci_hcd 0000:00:14.5: cmdstatus 0x00000 SOC=0
[ 5.813857] ohci_hcd 0000:00:14.5: intrstatus 0x00000004 SF
[ 5.813860] ohci_hcd 0000:00:14.5: intrenable 0x8000005a MIE RHSC UE RD WDH
[ 5.813871] ohci_hcd 0000:00:14.5: hcca frame #0004
[ 5.813874] ohci_hcd 0000:00:14.5: roothub.a 02001202 POTPGT=2 NOCP NPS NDP=2(2)
[ 5.813876] ohci_hcd 0000:00:14.5: roothub.b 00000000 PPCM=0000 DR=0000
[ 5.813880] ohci_hcd 0000:00:14.5: roothub.status 00008000 DRWE
[ 5.813884] ohci_hcd 0000:00:14.5: roothub.portstatus [0] 0x00000100 PPS
[ 5.813886] ohci_hcd 0000:00:14.5: roothub.portstatus [1] 0x00000100 PPS
[ 5.813923] usb usb5: default language 0x0409
[ 5.813935] usb usb5: udev 1, busnum 5, minor = 512
[ 5.813938] usb usb5: New USB device found, idVendor=1d6b, idProduct=0001
[ 5.813939] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 5.813941] usb usb5: Product: OHCI Host Controller
[ 5.813942] usb usb5: Manufacturer: Linux 3.7.0-rc3upstream-00220-g37b7153 ohci_hcd
[ 5.813944] usb usb5: SerialNumber: 0000:00:14.5
[ 5.814220] usb usb5: usb_probe_device
[ 5.814223] usb usb5: configuration #1 chosen from 1 choice
[ 5.814238] usb usb5: adding 5-0:1.0 (config #1, interface 0)
[ 5.814373] hub 5-0:1.0: usb_probe_interface
[ 5.814375] hub 5-0:1.0: usb_probe_interface - got id
[ 5.814377] hub 5-0:1.0: USB hub found
[ 5.814390] hub 5-0:1.0: 2 ports detected
[ 5.814392] hub 5-0:1.0: standalone hub
[ 5.814393] hub 5-0:1.0: no power switching (usb 1.0)
[ 5.814394] hub 5-0:1.0: no over-current protection
[ 5.814396] hub 5-0:1.0: power on to power good time: 4ms
[ 5.814405] hub 5-0:1.0: local power source is good
[ 5.814425] hub 5-0:1.0: trying to enable port power on non-switchable hub
[ 5.814584] uhci_hcd: USB Universal Host Controller Interface driver
[ 6.009259] hub 5-0:1.0: state 7 ports 2 chg 0000 evt 0000
[ 6.009372] usbcore: registered new interface driver usblp
[ 6.009676] i8042: PNP: No PS/2 controller found. Probing ports directly.
[ 6.010397] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 6.010409] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 6.010691] mousedev: PS/2 mouse device common for all mice
[ 6.011327] rtc_cmos 00:05: RTC can wake from S4
[ 6.011618] rtc_cmos 00:05: rtc core: registered rtc_cmos as rtc0
[ 6.011662] rtc0: alarms up to one month, y3k, 114 bytes nvram
[ 6.011868] EFI Variables Facility v0.08 2004-May-17
[ 6.011957] zram: num_devices not specified. Using default: 1
[ 6.011958] zram: Creating 1 devices ...
[ 6.077064] Netfilter messages via NETLINK v0.30.
[ 6.082006] nf_conntrack version 0.5.0 (7194 buckets, 28776 max)
[ 6.088334] ctnetlink v0.93: registering with nfnetlink.
[ 6.094201] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 6.099817] TCP: cubic registered
[ 6.103279] Initializing XFRM netlink socket
[ 6.107873] NET: Registered protocol family 10
[ 6.112784] ip6_tables: (C) 2000-2006 Netfilter Core Team
[ 6.119125] sit: IPv6 over IPv4 tunneling driver
[ 6.124870] NET: Registered protocol family 17
[ 6.129593] Key type dns_resolver registered
[ 6.135108] PM: Hibernation image not present or could not be loaded.
[ 6.141853] registered taskstats version 1
[ 6.146837] Magic number: 0:661:743
[ 6.151899] Freeing unused kernel memory: 752k freed
[ 6.157248] Write protecting the kernel read-only data: 10240k
[ 6.169212] Freeing unused kernel memory: 1768k freed
[ 6.175129] Freeing unused kernel memory: 168k freed
[ 6.188257] consoletype (1257) used greatest stack depth: 5272 bytes left
[ 6.524961] modprobe (1286) used greatest stack depth: 5256 bytes left
[ 6.547403] core_filesystem (1258) used greatest stack depth: 4952 bytes left
[ 6.592358] Initialising Xen virtual ethernet driver.
[ 6.722568] wmi: Mapper loaded
[ 6.796831] xen: registering gsi 17 triggering 0 polarity 1
[ 6.802666] Already setup the GSI :17
[ 6.808260] e1000e: Intel(R) PRO/1000 Network Driver - 2.1.4-k
[ 6.814354] e1000e: Copyright(c) 1999 - 2012 Intel Corporation.
[ 6.816573] SCSI subsystem initialized
[ 6.824498] e1000e 0000:02:00.0: Disabling ASPM L0s L1
[ 6.824524] xen: registering gsi 16 triggering 0 polarity 1
[ 6.824531] Already setup the GSI :16
[ 6.824740] e1000e 0000:02:00.0: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode
[ 6.859455] [drm] radeon defaulting to kernel modesetting.
[ 6.866428] [drm] radeon kernel modesetting enabled.
[ 6.873121] xen: registering gsi 18 triggering 0 polarity 1
[ 6.873126] Already setup the GSI :18
[ 6.883269] atl1c 0000:03:00.0: version 1.0.1.0-NAPI
[ 6.883447] [drm] initializing kernel modesetting (SUMO 0x1002:0x9640 0x1043:0x84C8).
[ 6.883509] [drm] register mmio base: 0xFEB00000
[ 6.883511] [drm] register mmio size: 262144
[ 6.883646] ATOM BIOS: General
[ 6.883717] radeon 0000:00:01.0: VRAM: 512M 0x0000000000000000 - 0x000000001FFFFFFF (512M used)
[ 6.883720] radeon 0000:00:01.0: GTT: 512M 0x0000000020000000 - 0x000000003FFFFFFF
[ 6.883722] [drm] Detected VRAM RAM=512M, BAR=256M
[ 6.883725] [drm] RAM width 32bits DDR
[ 6.884463] [TTM] Zone kernel: Available graphics memory: 461822 kiB
[ 6.884466] [TTM] Initializing pool allocator
[ 6.884476] [TTM] Initializing DMA pool allocator
[ 6.884529] [drm] radeon: 512M of VRAM memory ready
[ 6.884531] [drm] radeon: 512M of GTT memory ready.
[ 6.884622] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[ 6.884625] [drm] Driver supports precise vblank timestamp query.
[ 6.884802] radeon 0000:00:01.0: radeon: using MSI.
[ 6.884865] [drm] radeon: irq initialized.
[ 6.884871] [drm] GART: num cpu pages 131072, num gpu pages 131072
[ 6.895835] [drm] Loading SUMO Microcode
[ 6.933742] ACPI: bus type scsi registered
[ 6.941860] e1000e 0000:02:00.0 eth1: (PCI Express:2.5GT/s:Width x1) 00:1b:21:ab:c6:12
[ 6.941862] e1000e 0000:02:00.0 eth1: Intel(R) PRO/1000 Network Connection
[ 6.941882] e1000e 0000:02:00.0 eth1: MAC: 3, PHY: 8, PBA No: E46981-005
[ 6.997612] ip (1909) used greatest stack depth: 3896 bytes left
[ 7.048540] libata version 3.00 loaded.
[ 7.144568] [drm] PCIE GART of 512M enabled (table at 0x0000000000040000).
[ 7.151898] radeon 0000:00:01.0: WB enabled
[ 7.156253] radeon 0000:00:01.0: fence driver on ring 0 use gpu addr 0x0000000020000c00 and cpu addr 0xffff880023235c00
[ 7.185375] [drm] ring test on 0 succeeded in 1 usecs
[ 7.191817] [drm] ib test on ring 0 succeeded in 0 usecs
[ 7.209657] [drm] Radeon Display Connectors
[ 7.214052] [drm] Connector 0:
[ 7.217253] [drm] VGA-1
[ 7.220007] [drm] HPD2
[ 7.222674] [drm] DDC: 0x6440 0x6440 0x6444 0x6444 0x6448 0x6448 0x644c 0x644c
[ 7.230416] [drm] Encoders:
[ 7.233539] [drm] CRT1: INTERNAL_UNIPHY2
[ 7.238001] [drm] CRT1: NUTMEG
[ 7.238003] [drm] Connector 1:
[ 7.238005] [drm] HDMI-A-1
[ 7.238006] [drm] HPD1
[ 7.238009] [drm] DDC: 0x6430 0x6430 0x6434 0x6434 0x6438 0x6438 0x643c 0x643c
[ 7.238011] [drm] Encoders:
[ 7.238011] [drm] DFP1: INTERNAL_UNIPHY2
[ 7.255949] [drm] Internal thermal controller without fan control
[ 7.259955] [drm] radeon: power management initialized
[ 7.335529] No connectors reported connected with modes
[ 7.340968] [drm] Cannot find any crtc or sizes - going 1024x768
[ 7.350906] [drm] fb mappable at 0xD0142000
[ 7.355261] [drm] vram apper at 0xD0000000
[ 7.359523] [drm] size 3145728
[ 7.362716] [drm] fb depth is 24
[ 7.366146] [drm] pitch is 4096
[ 7.370065] fbcon: radeondrmfb (fb0) is primary device
[ 7.376982] ttyS1: 1 input overrun(s)
[ 7.411210] Console: switching to colour frame buffer device 128x48
[ 7.424071] fb0: radeondrmfb frame buffer device
[ 7.428949] drm: registered panic notifier
[ 7.433284] [drm] Initialized radeon 2.24.0 20080528 for 0000:00:01.0 on minor 0
[ 7.441164] ahci 0000:00:11.0: version 3.0
[ 7.445546] xen: registering gsi 19 triggering 0 polarity 1
[ 7.451464] xen: --> pirq=19 -> irq=19 (gsi=19)
[ 7.456473] ahci 0000:00:11.0: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x3f impl SATA mode
[ 7.465104] ahci 0000:00:11.0: flags: 64bit ncq sntf ilck pm led clo pmp pio slum part
[ 7.478140] scsi0 : ahci
[ 7.481629] scsi1 : ahci
[ 7.484929] scsi2 : ahci
[ 7.488287] scsi3 : ahci
[ 7.491496] scsi4 : ahci
[ 7.494907] scsi5 : ahci
[ 7.498649] ata1: SATA max UDMA/133 abar m2048@...eb51000 port 0xfeb51100 irq 71
[ 7.507585] ata2: SATA max UDMA/133 abar m2048@...eb51000 port 0xfeb51180 irq 71
[ 7.515392] ata3: SATA max UDMA/133 abar m2048@...eb51000 port 0xfeb51200 irq 71
[ 7.523177] ata4: SATA max UDMA/133 abar m2048@...eb51000 port 0xfeb51280 irq 71
[ 7.530982] ata5: SATA max UDMA/133 abar m2048@...eb51000 port 0xfeb51300 irq 71
[ 7.538786] ata6: SATA max UDMA/133 abar m2048@...eb51000 port 0xfeb51380 irq 71
[ 7.850775] ata1: SATA link down (SStatus 0 SControl 300)
[ 7.856613] ata2: SATA link down (SStatus 0 SControl 300)
[ 7.862497] ata6: SATA link down (SStatus 0 SControl 300)
[ 7.871228] ata3: SATA link down (SStatus 0 SControl 300)
[ 7.879887] ata5: SATA link down (SStatus 0 SControl 300)
[ 8.038131] ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 8.062593] ata4.00: ATA-7: WDC WD800AAJS-18TDA0, 01.00A03, max UDMA/133
[ 8.072417] ata4.00: 156250000 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
[ 8.082336] ata4.00: failed to get Identify Device Data, Emask 0x1
[ 8.092297] ata4.00: failed to get Identify Device Data, Emask 0x1
[ 8.100682] ata4.00: configured for UDMA/133
[ 8.107497] scsi 3:0:0:0: Direct-Access ATA WDC WD800AAJS-18 01.0 PQ: 0 ANSI: 5
[ 8.129843] sd 3:0:0:0: [sda] 156250000 512-byte logical blocks: (80.0 GB/74.5 GiB)
[ 8.140007] sd 3:0:0:0: [sda] Write Protect is off
[ 8.146945] sd 3:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 8.154244] sd 3:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 8.199771] sda: sda1 sda2 sda3 sda4
[ 8.210772] sd 3:0:0:0: [sda] Attached SCSI disk
[ 8.224663] sd 3:0:0:0: Attached scsi generic sg0 type 0
[ 8.944409] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 8.963120] device eth0 entered promiscuous mode
[ 9.181754] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
[ 10.053518] atl1c 0000:03:00.0: atl1c: eth0 NIC Link is Up<1000 Mbps Full Duplex>
[ 10.064785] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 11.555156] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx
[ 11.566749] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
[ 13.964892] switch: port 1(eth0) entered forwarding state
[ 13.973524] switch: port 1(eth0) entered forwarding state
[ 16.232334] Loading iSCSI transport class v2.0-870.
[ 16.248793] iscsi: registered transport (tcp)
[ 16.306470] Event-channel device installed.
[ 19.630065] mount.nfs (3143) used greatest stack depth: 3224 bytes left
[ 21.157586] device-mapper: ioctl: 4.23.0-ioctl (2012-07-25) initialised: dm-devel@...hat.com
[ 21.170420] device-mapper: multipath: version 1.5.0 loaded
[ 21.450531] scsi6 : iSCSI Initiator over TCP/IP
[ 21.731710] scsi 6:0:0:0: Direct-Access LIO-ORG IBLOCK 4.0 PQ: 0 ANSI: 5
[ 21.747167] sd 6:0:0:0: [sdb] 503316480 512-byte logical blocks: (257 GB/240 GiB)
[ 21.747211] sd 6:0:0:0: Attached scsi generic sg1 type 0
[ 21.748648] scsi 6:0:0:1: Direct-Access LIO-ORG IBLOCK 4.0 PQ: 0 ANSI: 5
[ 21.752968] sd 6:0:0:1: [sdc] 167772160 512-byte logical blocks: (85.8 GB/80.0 GiB)
[ 21.753042] sd 6:0:0:1: Attached scsi generic sg2 type 0
[ 21.755647] sd 6:0:0:1: [sdc] Write Protect is off
[ 21.755655] sd 6:0:0:1: [sdc] Mode Sense: 2f 00 00 00
[ 21.756638] sd 6:0:0:1: [sdc] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[ 21.761219] scsi 6:0:0:2: Direct-Access LIO-ORG IBLOCK 4.0 PQ: 0 ANSI: 5
[ 21.770871] sd 6:0:0:2: Attached scsi generic sg3 type 0
[ 21.771168] sd 6:0:0:2: [sdd] 1953525168 512-byte logical blocks: (1.00 TB/931 GiB)
[ 21.775163] ttyS1: 1 input overrun(s)
[ 21.776400] sd 6:0:0:2: [sdd] Write Protect is off
[ 21.776405] sd 6:0:0:2: [sdd] Mode Sense: 2f 00 00 00
[ 21.776884] sd 6:0:0:2: [sdd] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[ 21.780001] sdd: unknown partition table
[ 21.781272] sd 6:0:0:2: [sdd] Attached SCSI disk
[ 21.804226] sdc: sdc1 sdc2 < sdc5 >
[ 21.806353] sd 6:0:0:1: [sdc] Attached SCSI disk
[ 21.918632] sd 6:0:0:0: [sdb] Write Protect is off
[ 21.926413] sd 6:0:0:0: [sdb] Mode Sense: 2f 00 00 00
[ 21.935417] sd 6:0:0:0: [sdb] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[ 21.963859] sdb: unknown partition table
[ 21.974284] sd 6:0:0:0: [sdb] Attached SCSI disk
[ 28.589544] bio: create slab <bio-1> at 1
[ 28.997728] switch: port 1(eth0) entered forwarding state
[ 57.703132] device vif1.0 entered promiscuous mode
[ 57.715328] IPv6: ADDRCONF(NETDEV_UP): vif1.0: link is not ready
[ 59.760909] IPv6: ADDRCONF(NETDEV_CHANGE): vif1.0: link becomes ready
[ 59.770384] switch: port 2(vif1.0) entered forwarding state
[ 59.778900] switch: port 2(vif1.0) entered forwarding state
[ 59.876529] xen-blkback:ring-ref 10, event-channel 18, protocol 2 (x86_32-abi) persistent grants
[ 65.135453] switch: port 2(vif1.0) entered disabled state
[ 65.145638] device vif1.0 left promiscuous mode
[ 65.154458] switch: port 2(vif1.0) entered disabled state
[ 70.836602] device vif2.0 entered promiscuous mode
[ 70.848191] IPv6: ADDRCONF(NETDEV_UP): vif2.0: link is not ready
[ 72.285945] IPv6: ADDRCONF(NETDEV_CHANGE): vif2.0: link becomes ready
[ 72.295310] switch: port 2(vif2.0) entered forwarding state
[ 72.303597] switch: port 2(vif2.0) entered forwarding state
[ 72.403140] xen-blkback:ring-ref 10, event-channel 11, protocol 1 (x86_64-abi) persistent grants
[ 72.544101] ------------[ cut here ]------------
[ 72.552932] kernel BUG at /home/konrad/linux/drivers/block/xen-blkback/blkback.c:589!
[ 72.563680] invalid opcode: 0000 [#1] SMP
[ 72.570865] Modules linked in: dm_multipath dm_mod xen_evtchn iscsi_boot_sysfs iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi libcrc32c crc32c sg sd_mod ahci libahci libata radeon e1000e scsi_mod atl1c fbcon ttm tileblit font bitblit softcursor drm_kms_helper wmi xen_blkfront xen_netfront fb_sys_fops sysimgblt sysfillrect syscopyarea xenfs xen_privcmd [last unloaded: dump_dma]
[ 72.617251] CPU 0
[ 72.619173] Pid: 3823, comm: blkback.2.xvda Tainted: G O 3.7.0-rc3upstream-00220-g37b7153 #1 System manufacturer System Product Name/F1A75-M
[ 72.641606] RIP: e030:[<ffffffff81409766>] [<ffffffff81409766>] xen_blkbk_map+0x696/0x6e0
[ 72.653181] RSP: e02b:ffff880027dd3728 EFLAGS: 00010246
[ 72.661651] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 72.672090] RDX: ffff8800232d7f40 RSI: 0000000000000000 RDI: ffff880027dd3d88
[ 72.682437] RBP: ffff880027dd39e8 R08: 0000000000000000 R09: 0000000000000000
[ 72.692835] R10: 0000000000000001 R11: dead000000200200 R12: 0000000000000000
[ 72.703261] R13: 0000000000000000 R14: ffff88002b5e7070 R15: 0000000000000000
[ 72.713560] FS: 00007f6cc62d5700(0000) GS:ffff88003e000000(0000) knlGS:0000000000000000
[ 72.724921] CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 72.733811] CR2: 00000000006dd384 CR3: 0000000027b8f000 CR4: 0000000000000660
[ 72.744131] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 72.754517] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 72.764882] Process blkback.2.xvda (pid: 3823, threadinfo ffff880027dd2000, task ffff88002bb15040)
[ 72.777140] Stack:
[ 72.782184] ffff880027dd3738 ffff880026081af0 ffff880027dd3798 ffffffff810ac7df
[ 72.792960] ffff880027dd3798 ffffffff8104c506 0000000000000117 ffff88002160d030
[ 72.803712] ffff880027dd3a38 ffff88002b5e7120 ffff88002160d000 ffff880027dd3d88
[ 72.814469] Call Trace:
[ 72.820094] [<ffffffff810ac7df>] ? __queue_work+0xff/0x420
[ 72.829023] [<ffffffff8104c506>] ? xen_spin_lock_flags+0xb6/0x120
[ 72.838462] [<ffffffff810acb61>] ? queue_work_on+0x31/0x50
[ 72.847279] [<ffffffff81636eb9>] ? _raw_spin_unlock_irqrestore+0x19/0x30
[ 72.854408] ttyS1: 2 input overrun(s)
[ 72.864352] [<ffffffff8107e068>] ? pvclock_clocksource_read+0x58/0xd0
[ 72.874471] [<ffffffff812ea543>] ? cpumask_next_and+0x23/0x40
[ 72.883656] [<ffffffff812ea543>] ? cpumask_next_and+0x23/0x40
[ 72.892716] [<ffffffff810cc5e7>] ? update_sd_lb_stats+0x157/0x6c0
[ 72.902178] [<ffffffff81636e90>] ? _raw_spin_lock_irq+0x20/0x30
[ 72.911486] [<ffffffff810cd441>] ? find_busiest_group+0x31/0x4d0
[ 72.920849] [<ffffffff81409e87>] dispatch_rw_block_io+0x377/0x600
[ 72.930187] [<ffffffff8107e068>] ? pvclock_clocksource_read+0x58/0xd0
[ 72.939957] [<ffffffff8103e0c0>] ? xen_mc_flush+0xc0/0x1f0
[ 72.948743] [<ffffffff8103c9e9>] ? xen_end_context_switch+0x19/0x20
[ 72.958251] [<ffffffff8107e068>] ? pvclock_clocksource_read+0x58/0xd0
[ 72.967917] [<ffffffff8107e068>] ? pvclock_clocksource_read+0x58/0xd0
[ 72.977617] [<ffffffff8107e068>] ? pvclock_clocksource_read+0x58/0xd0
[ 72.987474] [<ffffffff81044359>] ? xen_clocksource_read+0x39/0x50
[ 72.997278] [<ffffffff8104c506>] ? xen_spin_lock_flags+0xb6/0x120
[ 73.006476] [<ffffffff8140a32e>] xen_blkif_schedule+0x21e/0xa00
[ 73.015493] [<ffffffff81111442>] ? irq_to_desc+0x12/0x20
[ 73.023833] [<ffffffff81114779>] ? irq_get_irq_data+0x9/0x10
[ 73.032418] [<ffffffff81382909>] ? info_for_irq+0x9/0x20
[ 73.040554] [<ffffffff81383cb9>] ? notify_remote_via_irq+0x29/0x50
[ 73.049523] [<ffffffff810c844d>] ? sched_clock_cpu+0xcd/0x110
[ 73.058024] [<ffffffff8107e068>] ? pvclock_clocksource_read+0x58/0xd0
[ 73.067191] [<ffffffff8103e0c0>] ? xen_mc_flush+0xc0/0x1f0
[ 73.075338] [<ffffffff81635e9e>] ? __schedule+0x3be/0x7c0
[ 73.083311] [<ffffffff810b52a0>] ? wake_up_bit+0x40/0x40
[ 73.091108] [<ffffffff8140a110>] ? dispatch_rw_block_io+0x600/0x600
[ 73.099902] [<ffffffff810b4b16>] kthread+0xc6/0xd0
[ 73.107124] [<ffffffff8103c9e9>] ? xen_end_context_switch+0x19/0x20
[ 73.115845] [<ffffffff810b4a50>] ? kthread_freezable_should_stop+0x80/0x80
[ 73.125266] [<ffffffff8163f1fc>] ret_from_fork+0x7c/0xb0
[ 73.133089] [<ffffffff810b4a50>] ? kthread_freezable_should_stop+0x80/0x80
[ 73.142576] Code: 48 89 d7 e8 ad 66 d8 ff 4a c7 84 3d 70 ff ff ff 00 00 00 00 4c 8b 85 60 fd ff ff 41 8b b0 e4 fd ff ff 41 83 cd 01 e9 ef fb ff ff <0f> 0b eb fe 48 8d 95 10 ff ff ff 48 8d bd b0 fd ff ff 31 f6 44
[ 73.167611] RIP [<ffffffff81409766>] xen_blkbk_map+0x696/0x6e0
[ 73.176081] RSP <ffff880027dd3728>
[ 73.182024] ---[ end trace 914a52d8b62134db ]---
[ 87.339441] switch: port 2(vif2.0) entered forwarding state
[ 315.067569] device tap3.0 entered promiscuous mode
[ 315.074965] switch: port 3(tap3.0) entered forwarding state
[ 315.083116] switch: port 3(tap3.0) entered forwarding state
[ 315.142543] switch: port 3(tap3.0) entered disabled state
[ 315.161150] switch: port 3(tap3.0) entered forwarding state
[ 315.169097] switch: port 3(tap3.0) entered forwarding state
[ 330.162411] switch: port 3(tap3.0) entered forwarding state
[ 415.483626] switch: port 3(tap3.0) entered disabled state
[ 415.491439] device tap3.0 left promiscuous mode
[ 415.498191] switch: port 3(tap3.0) entered disabled state
[ 658.839306] device tap4.0 entered promiscuous mode
[ 658.846451] switch: port 3(tap4.0) entered forwarding state
[ 658.854354] switch: port 3(tap4.0) entered forwarding state
[ 658.923751] switch: port 3(tap4.0) entered disabled state
[ 658.942642] switch: port 3(tap4.0) entered forwarding state
[ 658.950492] switch: port 3(tap4.0) entered forwarding state
[ 673.990219] switch: port 3(tap4.0) entered forwarding state
[ 759.263762] switch: port 3(tap4.0) entered disabled state
[ 759.271529] device tap4.0 left promiscuous mode
[ 759.278257] switch: port 3(tap4.0) entered disabled state
--
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