Re: kernel BUG at drivers/xen/balloon.c:528!

["Łukasz Oleś" <lukaszoles@gmail.com>]

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W dniu 19 lipca 2010 18:39 użytkownik Stefano Stabellini
<stefano.stabellini@eu.citrix.com> napisał:
> On Mon, 19 Jul 2010, Łukasz Oleś wrote:
>> W dniu 19 lipca 2010 16:19 użytkownik Stefano Stabellini
>> <stefano.stabellini@eu.citrix.com> napisał:
>> > On Mon, 19 Jul 2010, Łukasz Oleś wrote:
>> >> >
>> >> > In any case you should enable CONFIG_XEN_PLATFORM_PCI in your kernel
>> >> > config, otherwise the pv frontends won't load properly and you are not
>> >> > going to have any benefits running a PV on HVM kernel.
>> >> >
>> >> > I am not sure why you cannot mount your root device, maybe you didn't
>> >> > specify the correct root= in your kernel command line options?
>> >>
>> >> It works fine on bare metal and  ESX. It looks like in initrd system
>> >> doesn't see any disks.
>> >>
>> >> When I enabled option CONFIG_XEN_PLATFORM_PCI I was finally able to
>> >> boot my sytem. Is this suposed to work in this way?
>> >>
>> > but you should be able
>> > to mount /dev/hd* just fine without CONFIG_XEN_PLATFORM_PCI.
>>
>> This one is not true on my system.
>>
>> If something in my initrd fails it launches  busybox then I can run
>> fdisk -l or cat /proc/partitions and they return nothing.  Whats more
>> intresting at the system start I can see:
>>
>> Probing IDE interface ide0...
>> hda: QEMU HARDDISK, ATA DISK drive
>> hdb: QEMU HARDDISK, ATA DISK drive
>> hda: host max PIO4 wanted PIO255(auto-tune) selected PIO2
>> hda: MWDMA2 mode selected
>> hdb: host max PIO4 wanted PIO255(auto-tune) selected PIO2
>> hdb: MWDMA2 mode selected
>> Probing IDE interface ide1...
>> hdc: QEMU HARDDISK, ATA DISK drive
>> hdc: host max PIO4 wanted PIO255(auto-tune) selected PIO2
>> hdc: MWDMA2 mode selected
>> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
>> ide1 at 0x170-0x177,0x376 on irq 15
>> ide-cd driver 5.00
>>
>> but later disks disappear. Full log in earlier mail
>>
>
> Yes, I have seen that.
> I am not sure what is the cause of the problem because if you see
> those messages it means no unplug has been done so you should be able to
> access the emulated disks without any issues.
> Just to be sure, could you please add this patch to your kernel and tell
> me if it gets printed?
>
>
>
> diff --git a/arch/x86/xen/platform-pci-unplug.c b/arch/x86/xen/platform-pci-unplug.c
> index 2f7f3fb..4513202 100644
> --- a/arch/x86/xen/platform-pci-unplug.c
> +++ b/arch/x86/xen/platform-pci-unplug.c
> @@ -98,8 +98,10 @@ void __init xen_unplug_emulated_devices(void)
>                }
>        }
>        /* Now unplug the emulated devices */
> -       if (!(xen_emul_unplug & XEN_UNPLUG_IGNORE))
> +       if (!(xen_emul_unplug & XEN_UNPLUG_IGNORE)) {
>                outw(xen_emul_unplug, XEN_IOPORT_UNPLUG);
> +               printk("DEBUG unplug %x\n", xen_emul_unplug);
> +       }
>        xen_platform_pci_unplug = xen_emul_unplug;
>  }
>

dmesg output from busybox and qemu log are in attachment

-- 
Łukasz Oleś

[-- Attachment #2: qemu.log --]
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domid: 12
config qemu network with xen bridge for  tap12.0 xenbr0
config qemu network with xen bridge for  tap12.1 xenbr0
config qemu network with xen bridge for  tap12.2 xenbr0
Using file /VM/images/4583-lo.iso.img in read-write mode
Using file /VM/images/4583-lo.storage1.img in read-write mode
Using file /VM/images/4583-lo.storage2.img in read-write mode
Watching /local/domain/0/device-model/12/logdirty/cmd
Watching /local/domain/0/device-model/12/command
char device redirected to /dev/pts/2
qemu_map_cache_init nr_buckets = 10000 size 4194304
shared page at pfn feffd
buffered io page at pfn feffb
Guest uuid = ba871190-6654-eadc-ef01-16997d00018c
Time offset set 0
populating video RAM at ff000000
mapping video RAM from ff000000
Register xen platform.
Done register platform.
platform_fixed_ioport: changed ro/rw state of ROM memory area. now is rw state.
xs_read(/local/domain/0/device-model/12/xen_extended_power_mgmt): read error
xs_read(): vncpasswd get error. /vm/ba871190-6654-eadc-ef01-16997d00018c/vncpasswd.
Log-dirty: no command yet.
I/O request not ready: 0, ptr: 0, port: 0, data: 0, count: 0, size: 0
I/O request not ready: 0, ptr: 0, port: 0, data: 0, count: 0, size: 0
xs_read(/local/domain/12/log-throttling): read error
qemu: ignoring not-understood drive `/local/domain/12/log-throttling'
medium change watch on `/local/domain/12/log-throttling' - unknown device, ignored
cirrus vga map change while on lfb mode
mapping vram to f0000000 - f0400000
platform_fixed_ioport: changed ro/rw state of ROM memory area. now is rw state.
platform_fixed_ioport: changed ro/rw state of ROM memory area. now is ro state.
Unknown PV product 3 loaded in guest
PV driver build 1

[-- Attachment #3: dmesg.log --]
[-- Type: text/x-log, Size: 19774 bytes --]

Started domain 4583-lo (id=13)
                              Linux version 2.6.32.16-oe64-00000-g5e6dcfb-dirty (root@compiler) (gcc version 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)) #23 SMP Tue Jul 20 09:26:15 CEST 2010
Command line: initrd=/b4583/boot/initrd4.gz debug loglevel=10 vga=788 console=ttyS0,115200n8  max_loop=255 ramdisk_size=131072 root=/dev/ram0 rw load=xarch64.lzm ver=b4583 sgnfile=stmp.Pf1PbUNG rcpy=/b4583/changes.img maxcpus=32 menu=vmlinuz4.0 vmalloc=384M BOOT_IMAGE=/b4583/boot/vmlinuz4 
KERNEL supported cpus:
  Intel GenuineIntel
  AMD AuthenticAMD
  Centaur CentaurHauls
BIOS-provided physical RAM map:
 BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
 BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
 BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
 BIOS-e820: 0000000000100000 - 0000000020000000 (usable)
 BIOS-e820: 00000000fc000000 - 0000000100000000 (reserved)
DMI 2.4 present.
last_pfn = 0x20000 max_arch_pfn = 0x400000000
MTRR default type: write-back
MTRR fixed ranges enabled:
  00000-9FFFF write-back
  A0000-BFFFF write-combining
  C0000-FFFFF write-back
MTRR variable ranges enabled:
  0 base 0000F0000000 mask FFFFF8000000 uncachable
  1 base 0000F8000000 mask FFFFFC000000 uncachable
  2 disabled
  3 disabled
  4 disabled
  5 disabled
  6 disabled
  7 disabled
TOM2: 0000000130000000 aka 4864M
x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
initial memory mapped : 0 - 20000000
init_memory_mapping: 0000000000000000-0000000020000000
 0000000000 - 0020000000 page 2M
kernel direct mapping tables up to 20000000 @ 8000-a000
RAMDISK: 1fb8e000 - 1fffed62
ACPI: RSDP 00000000000ea020 00024 (v02    Xen)
ACPI: XSDT 00000000fc012cb0 00034 (v01    Xen      HVM 00000000 HVML 00000000)
ACPI: FACP 00000000fc012ad0 000F4 (v04    Xen      HVM 00000000 HVML 00000000)
ACPI: DSDT 00000000fc002c40 0FE0B (v02    Xen      HVM 00000000 INTL 20061109)
ACPI: FACS 00000000fc002c00 00040
ACPI: APIC 00000000fc012bd0 000D8 (v02    Xen      HVM 00000000 HVML 00000000)
ACPI: Local APIC address 0xfee00000
(6 early reservations) ==> bootmem [0000000000 - 0020000000]
  #0 [0000000000 - 0000001000]   BIOS data page ==> [0000000000 - 0000001000]
  #1 [0000006000 - 0000008000]       TRAMPOLINE ==> [0000006000 - 0000008000]
  #2 [0001000000 - 00019d1098]    TEXT DATA BSS ==> [0001000000 - 00019d1098]
  #3 [001fb8e000 - 001fffed62]          RAMDISK ==> [001fb8e000 - 001fffed62]
  #4 [000009fc00 - 0000100000]    BIOS reserved ==> [000009fc00 - 0000100000]
  #5 [00019d2000 - 00019d20a1]              BRK ==> [00019d2000 - 00019d20a1]
found SMP MP-table at [ffff8800000fbc80] fbc80
Zone PFN ranges:
  DMA      0x00000000 -> 0x00001000
  DMA32    0x00001000 -> 0x00100000
  Normal   0x00100000 -> 0x00100000
Movable zone start PFN for each node
early_node_map[2] active PFN ranges
    0: 0x00000000 -> 0x0000009f
    0: 0x00000100 -> 0x00020000
On node 0 totalpages: 130975
  DMA zone: 56 pages used for memmap
  DMA zone: 99 pages reserved
  DMA zone: 3844 pages, LIFO batch:0
  DMA32 zone: 1736 pages used for memmap
  DMA32 zone: 125240 pages, LIFO batch:31
ACPI: PM-Timer IO Port: 0x1f48
ACPI: Local APIC address 0xfee00000
ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] enabled)
ACPI: LAPIC (acpi_id[0x02] lapic_id[0x04] disabled)
ACPI: LAPIC (acpi_id[0x03] lapic_id[0x06] disabled)
ACPI: LAPIC (acpi_id[0x04] lapic_id[0x08] disabled)
ACPI: LAPIC (acpi_id[0x05] lapic_id[0x0a] disabled)
ACPI: LAPIC (acpi_id[0x06] lapic_id[0x0c] disabled)
ACPI: LAPIC (acpi_id[0x07] lapic_id[0x0e] disabled)
ACPI: LAPIC (acpi_id[0x08] lapic_id[0x10] disabled)
ACPI: LAPIC (acpi_id[0x09] lapic_id[0x12] disabled)
ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x14] disabled)
ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x16] disabled)
ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x18] disabled)
ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x1a] disabled)
ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x1c] disabled)
ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0])
IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-47
ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 low level)
ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 low level)
ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 low level)
ACPI: IRQ0 used by override.
ACPI: IRQ2 used by override.
ACPI: IRQ5 used by override.
ACPI: IRQ9 used by override.
ACPI: IRQ10 used by override.
ACPI: IRQ11 used by override.
Using ACPI (MADT) for SMP configuration information
SMP: Allowing 15 CPUs, 13 hotplug CPUs
nr_irqs_gsi: 48
Xen version 4.0.
Xen Platform PCI: I/O protocol version 1
DEBUG unplug 0
HVMOP_pagetable_dying not supported
Allocating PCI resources starting at 20000000 (gap: 20000000:dc000000)
Booting paravirtualized kernel on Xen
NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:15 nr_node_ids:1
PERCPU: Embedded 27 pages/cpu @ffff880001a00000 s79384 r8192 d23016 u131072
pcpu-alloc: s79384 r8192 d23016 u131072 alloc=1*2097152
pcpu-alloc: [0] 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 -- 
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 129084
Kernel command line: initrd=/b4583/boot/initrd4.gz debug loglevel=10 vga=788 console=ttyS0,115200n8  max_loop=255 ramdisk_size=131072 root=/dev/ram0 rw load=xarch64.lzm ver=b4583 sgnfile=stmp.Pf1PbUNG rcpy=/b4583/changes.img maxcpus=32 menu=vmlinuz4.0 vmalloc=384M BOOT_IMAGE=/b4583/boot/vmlinuz4 
PID hash table entries: 2048 (order: 2, 16384 bytes)
Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
Initializing CPU#0
Checking aperture...
No AGP bridge found
Memory: 498924k/524288k available (5610k kernel code, 388k absent, 24244k reserved, 2977k data, 548k init)
Hierarchical RCU implementation.
NR_IRQS:1536
Xen HVM callback vector for event delivery is enabled
Console: colour dummy device 80x25
console [ttyS0] enabled
Detected 2611.726 MHz processor.
Calibrating delay loop (skipped), value calculated using timer frequency.. 5223.45 BogoMIPS (lpj=26117260)
Security Framework initialized
Mount-cache hash table entries: 256
CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
CPU: L2 Cache: 512K (64 bytes/line)
tseg: 0000000000
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 0
using C1E aware idle routine
Performance Events: AMD PMU driver.
... version:                0
... bit width:              48
... generic registers:      4
... value mask:             0000ffffffffffff
... max period:             00007fffffffffff
... fixed-purpose events:   0
... event mask:             000000000000000f
ACPI: Core revision 20090903
Setting APIC routing to physical flat
..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0
CPU0: AMD Athlon(tm) II X4 620 Processor stepping 02
Xen: using vcpuop timer interface
installing Xen timer for CPU 0
Booting processor 1 APIC 0x2 ip 0x6000
Initializing CPU#1
CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
CPU: L2 Cache: 512K (64 bytes/line)
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 2
installing Xen timer for CPU 1
CPU1: AMD Athlon(tm) II X4 620 Processor stepping 02
Brought up 2 CPUs
Total of 2 processors activated (10448.52 BogoMIPS).
WORM: version 0.8 initializing
WORM: started with WORM protection turned off by default
xor: automatically using best checksumming function: generic_sse
   generic_sse:  1425.200 MB/sec
xor: using function: generic_sse (1425.200 MB/sec)
NET: Registered protocol family 16
ACPI: bus type pci registered
dca service started, version 1.12.1
PCI: Using configuration type 1 for base access
PCI: Using configuration type 1 for extended access
bio: create slab <bio-0> at 0
ACPI: EC: Look up EC in DSDT
ACPI: Interpreter enabled
ACPI: (supports S0 S5)
ACPI: Using IOAPIC for interrupt routing
ACPI: No dock devices found.
ACPI: PCI Root Bridge [PCI0] (0000:00)
pci 0000:00:01.1: reg 20 io port: [0xc420-0xc42f]
pci 0000:00:01.2: reg 20 io port: [0xc400-0xc41f]
* Found PM-Timer Bug on the chipset. Due to workarounds for a bug,
* this clock source is slow. Consider trying other clock sources
pci 0000:00:01.3: quirk: region 1f40-1f7f claimed by PIIX4 ACPI
pci 0000:00:02.0: reg 10 32bit mmio pref: [0xf0000000-0xf1ffffff]
pci 0000:00:02.0: reg 14 32bit mmio: [0xf3000000-0xf3000fff]
pci 0000:00:03.0: reg 10 io port: [0xc000-0xc0ff]
pci 0000:00:03.0: reg 14 32bit mmio pref: [0xf2000000-0xf2ffffff]
pci 0000:00:04.0: reg 10 io port: [0xc100-0xc1ff]
pci 0000:00:04.0: reg 14 32bit mmio: [0xf3001000-0xf30010ff]
pci 0000:00:05.0: reg 10 io port: [0xc200-0xc2ff]
pci 0000:00:05.0: reg 14 32bit mmio: [0xf3001100-0xf30011ff]
pci 0000:00:06.0: reg 10 io port: [0xc300-0xc3ff]
pci 0000:00:06.0: reg 14 32bit mmio: [0xf3001200-0xf30012ff]
pci_bus 0000:00: on NUMA node 0
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
ACPI: PCI Interrupt Link [LNKA] (IRQs *5 10 11)
ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
ACPI: PCI Interrupt Link [LNKD] (IRQs *5 10 11)
vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
vgaarb: loaded
SCSI subsystem initialized
libata version 3.00 loaded.
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
raid6: int64x1   1983 MB/s
raid6: int64x2   2884 MB/s
raid6: int64x4   3429 MB/s
raid6: int64x8   2297 MB/s
raid6: sse2x1    2848 MB/s
raid6: sse2x2    4335 MB/s
raid6: sse2x4    4605 MB/s
raid6: using algorithm sse2x4 (4605 MB/s)
PCI: Using ACPI for IRQ routing
Switching to clocksource xen
pnp: PnP ACPI init
ACPI: bus type pnp registered
pnp: PnP ACPI: found 12 devices
ACPI: ACPI bus type pnp unregistered
system 00:00: iomem range 0x0-0x9ffff could not be reserved
system 00:02: ioport range 0x10c0-0x1141 has been reserved
system 00:02: ioport range 0xb044-0xb047 has been reserved
system 00:03: ioport range 0x8a0-0x8a3 has been reserved
system 00:03: ioport range 0xcc0-0xccf has been reserved
system 00:03: ioport range 0x4d0-0x4d1 has been reserved
pci_bus 0000:00: resource 0 io:  [0x00-0xffff]
pci_bus 0000:00: resource 1 mem: [0x000000-0xffffffffffffffff]
NET: Registered protocol family 2
IP route cache hash table entries: 4096 (order: 3, 32768 bytes)
TCP established hash table entries: 16384 (order: 6, 262144 bytes)
TCP bind hash table entries: 16384 (order: 6, 262144 bytes)
TCP: Hash tables configured (established 16384 bind 16384)
TCP reno registered
NET: Registered protocol family 1
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
pci 0000:00:01.0: PIIX3: Enabling Passive Release
pci 0000:00:00.0: Limiting direct PCI/PCI transfers
pci 0000:00:01.0: Activating ISA DMA hang workarounds
pci 0000:00:02.0: Boot video device
Trying to unpack rootfs image as initramfs...
Freeing initrd memory: 4547k freed
microcode: no support for this CPU vendor
audit: initializing netlink socket (disabled)
type=2000 audit(1279612086.032:1): initialized
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
squashfs: version 4.0 (2009/01/31) Phillip Lougher
Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
SGI XFS with ACLs, security attributes, realtime, large block/inode numbers, no debug enabled
SGI XFS Quota Management subsystem
msgmni has been set to 984
alg: No test for stdrng (krng)
async_tx: api initialized (async)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered (default)
io scheduler cfq registered
vesafb: framebuffer at 0xf0000000, mapped to 0xffffc90000100000, using 3750k, total 4096k
vesafb: mode is 800x600x16, linelength=1600, pages=3
vesafb: scrolling: redraw
vesafb: Truecolor: size=0:5:6:5, shift=0:11:5:0
bootsplash 3.1.6-2004/03/31: looking for picture...
 silentjpeg size 4196 bytes,
...found (800x600, 3134 bytes, v3).
Console: switching to colour frame buffer device 97x31
fb0: VESA VGA frame buffer device
vga16fb: initializing
vga16fb: mapped to 0xffff8800000a0000
fb1: VGA16 VGA frame buffer device
Event-channel device installed.
xenfs: not registering filesystem on non-xen platform
Linux agpgart interface v0.103
[drm] Initialized drm 1.1.0 20060810
Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
FDC 0 is a S82078B
brd: module loaded
loop: module loaded
nbd: registered device at major 43
Uniform Multi-Platform E-IDE driver
piix 0000:00:01.1: IDE controller (0x8086:0x7010 rev 0x00)
piix 0000:00:01.1: not 100% native mode: will probe irqs later
    ide0: BM-DMA at 0xc420-0xc427
    ide1: BM-DMA at 0xc428-0xc42f
Probing IDE interface ide0...
hda: QEMU HARDDISK, ATA DISK drive
hdb: QEMU HARDDISK, ATA DISK drive
hda: host max PIO4 wanted PIO255(auto-tune) selected PIO2
hda: MWDMA2 mode selected
hdb: host max PIO4 wanted PIO255(auto-tune) selected PIO2
hdb: MWDMA2 mode selected
Probing IDE interface ide1...
hdc: QEMU HARDDISK, ATA DISK drive
hdc: host max PIO4 wanted PIO255(auto-tune) selected PIO2
hdc: MWDMA2 mode selected
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide1 at 0x170-0x177,0x376 on irq 15
ide-cd driver 5.00
Initialising Xen virtual ethernet driver.
tun: Universal TUN/TAP device driver, 1.6
tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
ipddp.c:v0.01 8/28/97 Bradford W. Johnson <johns393@maroon.tc.umn.edu>
ipddp0: Appletalk-IP Encap. mode by Bradford W. Johnson <johns393@maroon.tc.umn.edu>
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
serio: i8042 KBD port at 0x60,0x64 irq 1
serio: i8042 AUX port at 0x60,0x64 irq 12
mice: PS/2 mouse device common for all mice
input: AT Translated Set 2 keyboard as /class/input/input0
applesmc: supported laptop not found!
applesmc: driver init failed (ret=-19)!
f71882fg: Not a Fintek device
f71882fg: Not a Fintek device
hdaps: supported laptop not found!
hdaps: driver init failed (ret=-19)!
pc87360: PC8736x not detected, module not inserted.
md: linear personality registered for level -1
md: raid0 personality registered for level 0
md: raid1 personality registered for level 1
md: raid6 personality registered for level 6
md: raid5 personality registered for level 5
md: raid4 personality registered for level 4
md: multipath personality registered for level -4
md: faulty personality registered for level -5
device-mapper: ioctl: 4.15.0-ioctl (2009-04-01) initialised: dm-devel@redhat.com
device-mapper: multipath: version 1.1.0 loaded
device-mapper: multipath round-robin: version 1.0.0 loaded
cpuidle: using governor ladder
cpuidle: using governor menu
ioatdma: Intel(R) QuickData Technology Driver 4.00
usbcore: registered new interface driver hiddev
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
ip_tables: (C) 2000-2006 Netfilter Core Team
TCP probe registered (port=0)
TCP cubic registered
Initializing XFRM netlink socket
NET: Registered protocol family 17
NET: Registered protocol family 15
NET: Registered protocol family 5
RPC: Registered rdma transport module.
Freeing unused kernel memory: 548k freed
input: ImExPS/2 Generic Explorer Mouse as /class/input/input1
aufs 2-standalone.tree-32-20100705
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
uhci_hcd: USB Universal Host Controller Interface driver
uhci_hcd 0000:00:01.2: PCI INT D -> GSI 23 (level, low) -> IRQ 23
uhci_hcd 0000:00:01.2: setting latency timer to 64
uhci_hcd 0000:00:01.2: UHCI Host Controller
uhci_hcd 0000:00:01.2: new USB bus registered, assigned bus number 1
uhci_hcd 0000:00:01.2: irq 23, io base 0x0000c400
usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: UHCI Host Controller
usb usb1: Manufacturer: Linux 2.6.32.16-oe64-00000-g5e6dcfb-dirty uhci_hcd
usb usb1: SerialNumber: 0000:00:01.2
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
usb 1-2: new full speed USB device using uhci_hcd and address 2
usb 1-2: New USB device found, idVendor=0627, idProduct=0001
usb 1-2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb 1-2: Product: QEMU USB Tablet
usb 1-2: Manufacturer: QEMU 0.10.2
usb 1-2: SerialNumber: 1
usb 1-2: configuration #1 chosen from 1 choice
input: QEMU 0.10.2 QEMU USB Tablet as /class/input/input2
generic-usb 0003:0627:0001.0001: input,hidraw0: USB HID v0.01 Pointer [QEMU 0.10.2 QEMU USB Tablet] on usb-0000:00:01.2-2/input0
uhci_hcd 0000:00:01.2: remove, state 1
usb usb1: USB disconnect, address 1
usb 1-2: USB disconnect, address 2
uhci_hcd 0000:00:01.2: USB bus 1 deregistered
uhci_hcd 0000:00:01.2: PCI INT D disabled
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
uhci_hcd: USB Universal Host Controller Interface driver
uhci_hcd 0000:00:01.2: PCI INT D -> GSI 23 (level, low) -> IRQ 23
uhci_hcd 0000:00:01.2: UHCI Host Controller
uhci_hcd 0000:00:01.2: new USB bus registered, assigned bus number 1
uhci_hcd 0000:00:01.2: irq 23, io base 0x0000c400
usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: UHCI Host Controller
usb usb1: Manufacturer: Linux 2.6.32.16-oe64-00000-g5e6dcfb-dirty uhci_hcd
usb usb1: SerialNumber: 0000:00:01.2
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
usb 1-2: new full speed USB device using uhci_hcd and address 2
usb 1-2: New USB device found, idVendor=0627, idProduct=0001
usb 1-2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb 1-2: Product: QEMU USB Tablet
usb 1-2: Manufacturer: QEMU 0.10.2
usb 1-2: SerialNumber: 1
usb 1-2: configuration #1 chosen from 1 choice
input: QEMU 0.10.2 QEMU USB Tablet as /class/input/input3
generic-usb 0003:0627:0001.0002: input,hidraw0: USB HID v0.01 Pointer [QEMU 0.10.2 QEMU USB Tablet] on usb-0000:00:01.2-2/input0
uhci_hcd 0000:00:01.2: remove, state 1
usb usb1: USB disconnect, address 1
usb 1-2: USB disconnect, address 2
uhci_hcd 0000:00:01.2: USB bus 1 deregistered
uhci_hcd 0000:00:01.2: PCI INT D disabled
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
uhci_hcd: USB Universal Host Controller Interface driver
uhci_hcd 0000:00:01.2: PCI INT D -> GSI 23 (level, low) -> IRQ 23
uhci_hcd 0000:00:01.2: UHCI Host Controller
uhci_hcd 0000:00:01.2: new USB bus registered, assigned bus number 1
uhci_hcd 0000:00:01.2: irq 23, io base 0x0000c400
usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: UHCI Host Controller
usb usb1: Manufacturer: Linux 2.6.32.16-oe64-00000-g5e6dcfb-dirty uhci_hcd
usb usb1: SerialNumber: 0000:00:01.2
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
usb 1-2: new full speed USB device using uhci_hcd and address 2
usb 1-2: New USB device found, idVendor=0627, idProduct=0001
usb 1-2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb 1-2: Product: QEMU USB Tablet
usb 1-2: Manufacturer: QEMU 0.10.2
usb 1-2: SerialNumber: 1
usb 1-2: configuration #1 chosen from 1 choice
input: QEMU 0.10.2 QEMU USB Tablet as /class/input/input4
generic-usb 0003:0627:0001.0003: input,hidraw0: USB HID v0.01 Pointer [QEMU 0.10.2 QEMU USB Tablet] on usb-0000:00:01.2-2/input0

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