[Xen-users] DomU hangs after Kernel load

[arnd_xen <xen@xxxxxxx>]

Hello

IÂm not able to startup a DomU on my System. The Kernel starts with no
error Message, but at the Point where init should start, the system
hangs. xm top reports a cpu-load from nearly 100% for the DomU.

Greetings

Arnd

xen1:~# xm create -c test1
Using config file "/etc/xen/test1".
Started domain test1
Linux version 2.6.16.13-xenU (root@xen1) (gcc version 4.0.3 20060212 
(prerelease) (Debian 4.0.2-9)) #1 SMP Mon Jul 10 00:44:40 CEST 2006
BIOS-provided physical RAM map:
 Xen: 0000000000000000 - 0000000004000000 (usable)
0MB HIGHMEM available.
72MB LOWMEM available.
IRQ lockup detection disabled
Built 1 zonelists
Kernel command line:  
ip=10.0.0.11:1.2.3.4:10.0.0.254:255.255.255.0:test1:eth0:off root=/dev/sda1 ro
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Initializing CPU#0
PID hash table entries: 512 (order: 9, 8192 bytes)
Xen reported: 1002.271 MHz processor.
Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
Software IO TLB disabled
vmalloc area: c5000000-fb7fe000, maxmem 33ffe000
Memory: 61668k/73728k available (1822k kernel code, 3800k reserved, 521k data, 
132k init, 0k highmem)
Checking if this processor honours the WP bit even in supervisor mode... Ok.
Calibrating delay using timer specific routine.. 2008.45 BogoMIPS (lpj=10042274)
Mount-cache hash table entries: 512
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 256K
Checking 'hlt' instruction... OK.
Brought up 1 CPUs
migration_cost=0
Grant table initialized
NET: Registered protocol family 16
Brought up 1 CPUs
xen_mem: Initialising balloon driver.
Initializing Cryptographic API
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler deadline registered
io scheduler cfq registered
i8042.c: No controller found.
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
Xen virtual console successfully installed as tty1
Event-channel device installed.
netfront: Initialising virtual ethernet driver.
mice: PS/2 mouse device common for all mice
NET: Registered protocol family 2
Registering block device major 8
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 4096 (order: 3, 32768 bytes)
TCP bind hash table entries: 4096 (order: 3, 32768 bytes)
TCP: Hash tables configured (established 4096 bind 4096)
TCP reno registered
TCP bic registered
NET: Registered protocol family 1
NET: Registered protocol family 17
Using IPI No-Shortcut mode
IP-Config: Complete:
      device=eth0, addr=10.0.0.11, mask=255.255.255.0, gw=10.0.0.254,
     host=test1, domain=, nis-domain=(none),
     bootserver=1.2.3.4, rootserver=1.2.3.4, rootpath=
kjournald starting.  Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem) readonly.
Freeing unused kernel memory: 132k freed

[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:178) 
XendDomainInfo.create([\047vm\047, [\047name\047, \047test1\047], 
[\047memory\047, 64], [\047vcpus\047, 1], [\047image\047, [\047linux\047, 
[\047kernel\047, \047/boot/vmlinuz-2.6-xenU\047], [\047ip\047, 
\04710.0.0.11:1.2.3.4:10.0.0.254:255.255.255.0:test1:eth0:off\047], 
[\047root\047, \047/dev/sda1 ro\047]]], [\047device\047, [\047vbd\047, 
[\047uname\047, \047phy:/dev/hda3\047], [\047dev\047, \047sda1\047], 
[\047mode\047, \047w\047]]], [\047device\047, [\047vif\047, [\047bridge\047, 
\047xenbr0\047]]]])
[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:284) 
parseConfig: config is [\047vm\047, [\047name\047, \047test1\047], 
[\047memory\047, 64], [\047vcpus\047, 1], [\047image\047, [\047linux\047, 
[\047kernel\047, \047/boot/vmlinuz-2.6-xenU\047], [\047ip\047, 
\04710.0.0.11:1.2.3.4:10.0.0.254:255.255.255.0:test1:eth0:off\047], 
[\047root\047, \047/dev/sda1 ro\047]]], [\047device\047, [\047vbd\047, 
[\047uname\047, \047phy:/dev/hda3\047], [\047dev\047, \047sda1\047], 
[\047mode\047, \047w\047]]], [\047device\047, [\047vif\047, [\047bridge\047, 
\047xenbr0\047]]]]
[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:380) 
parseConfig: result is {\047ssidref\047: None, \047uuid\047: None, 
\047on_crash\047: None, \047on_reboot\047: None, \047image\047: [\047linux\047, 
[\047kernel\047, \047/boot/vmlinuz-2.6-xenU\047], [\047ip\047, 
\04710.0.0.11:1.2.3.4:10.0.0.254:255.255.255.0:test1:eth0:off\047], 
[\047root\047, \047/dev/sda1 ro\047]], \047on_poweroff\047: None, \047cpus\047: 
None, \047name\047: \047test1\047, \047backend\047: [], \047vcpus\047: 1, 
\047cpu_weight\047: None, \047vcpu_avail\047: None, \047memory\047: 64, 
\047device\047: [(\047vbd\047, [\047vbd\047, [\047uname\047, 
\047phy:/dev/hda3\047], [\047dev\047, \047sda1\047], [\047mode\047, 
\047w\047]]), (\047vif\047, [\047vif\047, [\047bridge\047, \047xenbr0\047]])], 
\047bootloader\047: None, \047cpu\047: None, \047maxmem\047: None}
[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:1164) 
XendDomainInfo.construct: None 0
[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:1196) 
XendDomainInfo.initDomain: 9 1.0
[2006-07-10 13:51:34 xend] DEBUG (balloon:128) Balloon: free 65; need 65; done.
[2006-07-10 13:51:34 xend] INFO (image:135) buildDomain os=linux dom=9 vcpus=1
[2006-07-10 13:51:34 xend] DEBUG (image:173) dom            = 9
[2006-07-10 13:51:34 xend] DEBUG (image:174) image          = 
/boot/vmlinuz-2.6-xenU
[2006-07-10 13:51:34 xend] DEBUG (image:175) store_evtchn   = 1
[2006-07-10 13:51:34 xend] DEBUG (image:176) console_evtchn = 2
[2006-07-10 13:51:34 xend] DEBUG (image:177) cmdline        =  
ip=10.0.0.11:1.2.3.4:10.0.0.254:255.255.255.0:test1:eth0:off root=/dev/sda1 ro
[2006-07-10 13:51:34 xend] DEBUG (image:178) ramdisk        =
[2006-07-10 13:51:34 xend] DEBUG (image:179) vcpus          = 1
[2006-07-10 13:51:34 xend] DEBUG (image:180) features       =
[2006-07-10 13:51:34 xend] DEBUG (DevController:103) DevController: writing 
{\047virtual-device\047: \0472049\047, \047backend-id\047: \0470\047, 
\047state\047: \0471\047, \047backend\047: 
\047/local/domain/0/backend/vbd/9/2049\047} to /local/domain/9/device/vbd/2049.
[2006-07-10 13:51:34 xend] DEBUG (DevController:105) DevController: writing 
{\047domain\047: \047test1\047, \047frontend\047: 
\047/local/domain/9/device/vbd/2049\047, \047dev\047: \047sda1\047, 
\047state\047: \0471\047, \047params\047: \047/dev/hda3\047, \047mode\047: 
\047w\047, \047frontend-id\047: \0479\047, \047type\047: \047phy\047} to 
/local/domain/0/backend/vbd/9/2049.
[2006-07-10 13:51:34 xend] DEBUG (DevController:103) DevController: writing 
{\047backend-id\047: \0470\047, \047mac\047: \04700:16:3e:3f:e1:d2\047, 
\047handle\047: \0470\047, \047state\047: \0471\047, \047backend\047: 
\047/local/domain/0/backend/vif/9/0\047} to /local/domain/9/device/vif/0.
[2006-07-10 13:51:34 xend] DEBUG (DevController:105) DevController: writing 
{\047bridge\047: \047xenbr0\047, \047domain\047: \047test1\047, \047handle\047: 
\0470\047, \047script\047: \047/etc/xen/scripts/vif-bridge\047, \047state\047: 
\0471\047, \047frontend\047: \047/local/domain/9/device/vif/0\047, \047mac\047: 
\04700:16:3e:3f:e1:d2\047, \047frontend-id\047: \0479\047} to 
/local/domain/0/backend/vif/9/0.
[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:671) Storing VM 
details: {\047ssidref\047: \0470\047, \047uuid\047: 
\0473102cd10-403e-babc-e025-525cdb6defef\047, \047on_reboot\047: 
\047restart\047, \047start_time\047: \0471152532294.81\047, 
\047on_poweroff\047: \047destroy\047, \047name\047: \047test1\047, 
\047vcpus\047: \0471\047, \047vcpu_avail\047: \0471\047, \047memory\047: 
\04764\047, \047on_crash\047: \047restart\047, \047image\047: "(linux (kernel 
/boot/vmlinuz-2.6-xenU) (ip 
10.0.0.11:1.2.3.4:10.0.0.254:255.255.255.0:test1:eth0:off) (root \047/dev/sda1 
ro\047))", \047maxmem\047: \04764\047}
[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:696) Storing 
domain details: {\047console/ring-ref\047: \04778248\047, \047console/port\047: 
\0472\047, \047name\047: \047test1\047, \047console/limit\047: \0471048576\047, 
\047vm\047: \047/vm/3102cd10-403e-babc-e025-525cdb6defef\047, \047domid\047: 
\0479\047, \047cpu/0/availability\047: \047online\047, \047memory/target\047: 
\04765536\047, \047store/ring-ref\047: \04775593\047, \047store/port\047: 
\0471\047}
[2006-07-10 13:51:34 xend.XendDomainInfo] DEBUG (XendDomainInfo:877) 
XendDomainInfo.handleShutdownWatch
[2006-07-10 13:51:35 xend] DEBUG (DevController:132) Waiting for devices vif.
[2006-07-10 13:51:35 xend] DEBUG (DevController:138) Waiting for 0.
[2006-07-10 13:51:35 xend] DEBUG (DevController:403) hotplugStatusCallback 
/local/domain/0/backend/vif/9/0/hotplug-status.
[2006-07-10 13:51:36 xend] DEBUG (DevController:403) hotplugStatusCallback 
/local/domain/0/backend/vif/9/0/hotplug-status.
[2006-07-10 13:51:36 xend] DEBUG (DevController:417) hotplugStatusCallback 1.
[2006-07-10 13:51:36 xend] DEBUG (DevController:132) Waiting for devices usb.
[2006-07-10 13:51:36 xend] DEBUG (DevController:132) Waiting for devices vbd.
[2006-07-10 13:51:36 xend] DEBUG (DevController:138) Waiting for 2049.
[2006-07-10 13:51:36 xend] DEBUG (DevController:403) hotplugStatusCallback 
/local/domain/0/backend/vbd/9/2049/hotplug-status.
[2006-07-10 13:51:36 xend] DEBUG (DevController:417) hotplugStatusCallback 1.
[2006-07-10 13:51:36 xend] DEBUG (DevController:132) Waiting for devices irq.
[2006-07-10 13:51:36 xend] DEBUG (DevController:132) Waiting for devices pci.
[2006-07-10 13:51:36 xend] DEBUG (DevController:132) Waiting for devices 
ioports.
[2006-07-10 13:51:36 xend] DEBUG (DevController:132) Waiting for devices vtpm.
[2006-07-10 13:51:36 xend] INFO (XendDomain:363) Domain test1 (9) unpaused.

kernel = "/boot/vmlinuz-2.6-xenU"
memory = 64
name = "test1"
vif = [ 'bridge=xenbr0' ]
disk = [ 'phy:/dev/hda3,sda1,w' ]
ip = "10.0.0.11"
netmask = "255.255.255.0"
gateway = "10.0.0.254"
hostname = "test1"
root = "/dev/sda1 ro"

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