> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of
> andrea15@xxxxxx
> Sent: 13 June 2007 11:10
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-users] kernel panic when creating domainU
>
> I used a file-backed VBD for the virtual disk of my VM.
> I formatted it
> as ext3, I mounted it in a directory and I copied directories from my
> linux-domain0 installation as a test.
> I used this configuration file:
> kernel = "/boot/vmlinuz-2.6.16.29-xen_3.0.3.0"
> ramdisk = "/boot/initrd-
> 2.6.16.29-xen_3.0.3.0.img"
> memory = 256
> name = "dominio1"
> vif = [ '' ]
You probably DON'T want to use the initrd for Dom0 as a initrd for your
guest(s).
You'll need to set up a separate initrd according to the recipies
published in many places on the web.
--
Mats
>
> kernel's and ramdisk's paths are referred to the relative path to the
> files in my VM.
>
> I gave: xm create -c myconfig vmid=1
> but the creation
> of a new domain crashes.
> last output lines are:
> Scanning logical
> volumes
> Reading all physical volumes. This may take a while...
> No
> volume groups found
> Activating logical volumes
> Unable to find volume
> group "VolGroup00"
> Creating root device.
> Mounting root filesystem.
> mount: could not find filesystem '/dev/root'
> Setting up other
> filesystems.
> Setting up new root fs
> setuproot: moving /dev failed: No
> such file or directory
> no fstab.sys, mounting internal defaults
> setuproot: error mounting /proc: No such file or directory
> setuproot:
> error mounting /sys: No such file or directory
> Switching to new root
> and running init.
> unmounting old /dev
> unmounting old /proc
> unmounting
> old /sys
> switchroot: mount failed: No such file or directory
> Kernel
> panic - not syncing: Attempted to kill init!
>
> now I post the xend.log
> too:
>
> [2007-06-13 10:42:45 xend.XendDomainInfo 3355] DEBUG
> (XendDomainInfo:190) XendDomainInfo.create(['vm', ['name',
> 'dominio1'],
> ['memory', 256], ['vcpus', 1], ['image', ['linux', ['kernel',
> '/boot/vmlinuz-2.6.16.29-xen_3.0.3.0'], ['ramdisk', '/boot/initrd-
> 2.6.16.29-xen_3.0.3.0.img'], ['root', '/home/sibilia/dominio1/ ro'],
> ['args', '4'], ['vncunused', 1], ['xauthority',
> '/root/.Xauthority']]],
> ['device', ['tap', ['uname',
> 'tap:aio:/home/sibilia/vm1disk1'], ['dev',
> 'hda1'], ['mode', 'w']]], ['device', ['vif']]])[2007-06-13 10:42:45
> xend.XendDomainInfo 3355] DEBUG (XendDomainInfo:296) parseConfig:
> config is ['vm', ['name', 'dominio1'], ['memory', 256], ['vcpus', 1],
> ['image', ['linux', ['kernel',
> '/boot/vmlinuz-2.6.16.29-xen_3.0.3.0'],
> ['ramdisk', '/boot/initrd-2.6.16.29-xen_3.0.3.0.img'], ['root',
> '/home/sibilia/dominio1/ ro'], ['args', '4'], ['vncunused', 1],
> ['xauthority', '/root/.Xauthority']]], ['device', ['tap', ['uname',
> 'tap:aio:/home/sibilia/vm1disk1'], ['dev', 'hda1'], ['mode', 'w']]],
> ['device', ['vif']]][2007-06-13 10:42:45 xend.XendDomainInfo 3355]
> DEBUG (XendDomainInfo:395) parseConfig: result is {'shadow_memory':
> None, 'uuid': None, 'on_crash': None, 'on_reboot': None, 'localtime':
> None, 'image': ['linux', ['kernel', '/boot/vmlinuz-2.6.16.29-xen_3.
> 0.3.0'], ['ramdisk', '/boot/initrd-2.6.16.29-xen_3.0.3.0.img'],
> ['root', '/home/sibilia/dominio1/ ro'], ['args', '4'], ['vncunused',
> 1], ['xauthority', '/root/.Xauthority']], 'on_poweroff': None,
> 'bootloader_args': None, 'cpus': None, 'name': 'dominio1', 'backend':
> [], 'vcpus': 1, 'cpu_weight': None, 'features': None, 'vcpu_avail':
> None, 'memory': 256, 'device': [('tap', ['tap', ['uname', 'tap:aio:
> /home/sibilia/vm1disk1'], ['dev', 'hda1'], ['mode', 'w']]), ('vif',
> ['vif'])], 'bootloader': None, 'cpu': None, 'maxmem': None}
> [2007-06-13
> 10:42:45 xend.XendDomainInfo 3355] DEBUG (XendDomainInfo:1253)
> XendDomainInfo.construct: None
> [2007-06-13 10:42:45 xend.XendDomainInfo
> 3355] DEBUG (XendDomainInfo:1285) XendDomainInfo.initDomain: 9 1.0
> [2007-06-13 10:42:45 xend 3355] INFO (image:214) configuring linux
> guest
> [2007-06-13 10:42:45 xend 3355] DEBUG (balloon:127) Balloon:
> 262864 KiB free; need 262144; done.
> [2007-06-13 10:42:45 xend 3355]
> INFO (image:138) buildDomain os=linux dom=9 vcpus=1
> [2007-06-13 10:42:
> 45 xend 3355] DEBUG (image:193) dom = 9
> [2007-06-13 10:42:45
> xend 3355] DEBUG (image:194) image = /boot/vmlinuz-2.6.16.29-
> xen_3.0.3.0
> [2007-06-13 10:42:45 xend 3355] DEBUG (image:195)
> store_evtchn = 1[2007-06-13 10:42:45 xend 3355] DEBUG (image:196)
> console_evtchn = 2
> [2007-06-13 10:42:45 xend 3355] DEBUG (image:197)
> cmdline = root=/home/sibilia/dominio1/ ro
> 4[2007-06-13 10:42:45
> xend 3355] DEBUG (image:198) ramdisk = /boot/initrd-2.6.16.29-
> xen_3.0.3.0.img
> [2007-06-13 10:42:45 xend 3355] DEBUG (image:199)
> vcpus = 1
> [2007-06-13 10:42:45 xend 3355] DEBUG (image:200)
> features =[2007-06-13 10:42:45 xend 3355] DEBUG (blkif:24)
> exception looking up device number for hda1: [Errno 2] No
> such file or
> directory: '/dev/hda1'[2007-06-13 10:42:45 xend 3355] DEBUG
> (DevController:110) DevController: writing {'backend-id':
> '0', 'virtual-
> device': '769', 'device-type': 'disk', 'state': '1', 'backend':
> '/local/domain/0/backend/tap/9/769'} to
> /local/domain/9/device/vbd/769.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:112)
> DevController: writing {'domain': 'dominio1', 'frontend':
> '/local/domain/9/device/vbd/769', 'dev': 'hda1', 'state': '1',
> 'params': 'aio:/home/sibilia/vm1disk1', 'mode': 'w', 'online': '1',
> 'frontend-id': '9', 'type': 'tap'} to
> /local/domain/0/backend/tap/9/769.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:110)
> DevController: writing {'backend-id': '0', 'mac':
> '00:16:3e:67:47:b9',
> 'handle': '0', 'state': '1', 'backend':
> '/local/domain/0/backend/vif/9/0'} to /local/domain/9/device/vif/0.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:112)
> DevController: writing {'domain': 'dominio1', 'handle': '0',
> 'script':
> '/etc/xen/scripts/vif-bridge', 'state': '1', 'frontend':
> '/local/domain/9/device/vif/0', 'mac': '00:16:3e:67:47:b9', 'online':
> '1', 'frontend-id': '9'} to /local/domain/0/backend/vif/9/0.
> [2007-06-
> 13 10:42:45 xend.XendDomainInfo 3355] DEBUG (XendDomainInfo:712)
> Storing VM details: {'shadow_memory': '0', 'uuid':
> '4d379edc-ba65-44df-
> 340a-b6957cc515a8', 'on_reboot': 'restart', 'start_time':
> '1181724165.4', 'on_poweroff': 'destroy', 'name': 'dominio1',
> 'xend/restart_count': '0', 'vcpus': '1', 'vcpu_avail': '1', 'memory':
> '256', 'on_crash': 'restart', 'image': "(linux (kernel /boot/vmlinuz-
> 2.6.16.29-xen_3.0.3.0) (ramdisk
> /boot/initrd-2.6.16.29-xen_3.0.3.0.img)
> (root '/home/sibilia/dominio1/ ro') (args 4) (vncunused 1)
> (xauthority
> /root/.Xauthority))", 'maxmem': '256'}[2007-06-13 10:42:45 xend.
> XendDomainInfo 3355] DEBUG (XendDomainInfo:747) Storing
> domain details:
> {'console/ring-ref': '279608', 'console/port': '2', 'name':
> 'dominio1',
> 'console/limit': '1048576', 'vm': '/vm/4d379edc-ba65-44df-340a-
> b6957cc515a8', 'domid': '9', 'cpu/0/availability': 'online',
> 'memory/target': '262144', 'store/ring-ref': '279609', 'store/port':
> '1'}
> [2007-06-13 10:42:45 xend.XendDomainInfo 3355] DEBUG
> (XendDomainInfo:933) XendDomainInfo.handleShutdownWatch[2007-06-13 10:
> 42:45 xend 3355] DEBUG (DevController:143) Waiting for devices vif.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:149) Waiting for
> 0.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:464)
> hotplugStatusCallback /local/domain/0/backend/vif/9/0/hotplug-status.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:464)
> hotplugStatusCallback /local/domain/0/backend/vif/9/0/hotplug-status.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:478)
> hotplugStatusCallback 1.
> [2007-06-13 10:42:45 xend 3355] DEBUG
> (DevController:143) Waiting for devices usb.[2007-06-13 10:42:45 xend
> 3355] DEBUG (DevController:143) Waiting for devices
> vbd.[2007-06-13 10:
> 42:45 xend 3355] DEBUG (DevController:143) Waiting for devices irq.
> [2007-06-13 10:42:45 xend 3355] DEBUG (DevController:143) Waiting for
> devices pci.[2007-06-13 10:42:45 xend 3355] DEBUG (DevController:143)
> Waiting for devices ioports.
> [2007-06-13 10:42:45 xend 3355] DEBUG
> (DevController:143) Waiting for devices tap.
> [2007-06-13 10:42:45 xend
> 3355] DEBUG (DevController:149) Waiting for 769.
> [2007-06-13 10:42:45
> xend 3355] DEBUG (DevController:464) hotplugStatusCallback
> /local/domain/0/backend/tap/9/769/hotplug-status.
> [2007-06-13 10:42:45
> xend 3355] DEBUG (DevController:478) hotplugStatusCallback 1.
> [2007-06-
> 13 10:42:45 xend 3355] DEBUG (DevController:143) Waiting for devices
> vtpm.
> [2007-06-13 10:42:45 xend 3355] INFO (XendDomain:370) Domain
> dominio1 (9) unpaused.
> [2007-06-13 10:42:54 xend.XendDomainInfo 3355]
> WARNING (XendDomainInfo:875) Domain has crashed: name=dominio1 id=9.
> [2007-06-13 10:42:54 xend.XendDomainInfo 3355] DEBUG (XendDomainInfo:
> 1457) XendDomainInfo.destroyDomain(9)[2007-06-13 10:42:54 xend.
> XendDomainInfo 3355] DEBUG (XendDomainInfo:190) XendDomainInfo.create
> (['domain', ['domid', 9], ['uuid', '4d379edc-ba65-44df-340a-
> b6957cc515a8'], ['vcpus', 1], ['vcpu_avail', 1], ['cpu_weight', 1.0],
> ['memory', 256], ['shadow_memory', 0], ['maxmem', 256], ['features',
> ''], ['name', 'dominio1'], ['on_poweroff', 'destroy'], ['on_reboot',
> 'restart'], ['on_crash', 'restart'], ['image', ['linux', ['kernel',
> '/boot/vmlinuz-2.6.16.29-xen_3.0.3.0'], ['ramdisk', '/boot/initrd-
> 2.6.16.29-xen_3.0.3.0.img'], ['root', '/home/sibilia/dominio1/ ro'],
> ['args', '4'], ['vncunused', 1], ['xauthority',
> '/root/.Xauthority']]],
> ['device', ['vif', ['backend', 0], ['script', 'vif-bridge'], ['mac',
> '00:16:3e:67:47:b9']]], ['device', ['tap', ['backend', 0], ['dev',
> 'hda1:disk'], ['uname', 'tap:aio:/home/sibilia/vm1disk1'], ['mode',
> 'w']]], ['state', '----c-'], ['shutdown_reason', 'crash'],
> ['cpu_time',
> 5.4805342440000002], ['online_vcpus', 1], ['up_time',
> '9.13109207153'],
> ['start_time', '1181724165.4'], ['store_mfn', 279609],
> ['console_mfn',
> 279608]])[2007-06-13 10:42:54 xend.XendDomainInfo 3355] DEBUG
> (XendDomainInfo:296) parseConfig: config is ['domain', ['domid', 9],
> ['uuid', '4d379edc-ba65-44df-340a-b6957cc515a8'], ['vcpus', 1],
> ['vcpu_avail', 1], ['cpu_weight', 1.0], ['memory', 256],
> ['shadow_memory', 0], ['maxmem', 256], ['features', ''], ['name',
> 'dominio1'], ['on_poweroff', 'destroy'], ['on_reboot', 'restart'],
> ['on_crash', 'restart'], ['image', ['linux', ['kernel',
> '/boot/vmlinuz-
> 2.6.16.29-xen_3.0.3.0'], ['ramdisk', '/boot/initrd-2.6.16.29-xen_3.
> 0.3.0.img'], ['root', '/home/sibilia/dominio1/ ro'], ['args', '4'],
> ['vncunused', 1], ['xauthority', '/root/.Xauthority']]], ['device',
> ['vif', ['backend', 0], ['script', 'vif-bridge'], ['mac',
> '00:16:3e:67:
> 47:b9']]], ['device', ['tap', ['backend', 0], ['dev', 'hda1:disk'],
> ['uname', 'tap:aio:/home/sibilia/vm1disk1'], ['mode', 'w']]],
> ['state',
> '----c-'], ['shutdown_reason', 'crash'], ['cpu_time',
> 5.4805342440000002], ['online_vcpus', 1], ['up_time',
> '9.13109207153'],
> ['start_time', '1181724165.4'], ['store_mfn', 279609],
> ['console_mfn',
> 279608]][2007-06-13 10:42:54 xend.XendDomainInfo 3355] DEBUG
> (XendDomainInfo:395) parseConfig: result is {'shadow_memory': 0,
> 'uuid': '4d379edc-ba65-44df-340a-b6957cc515a8', 'on_crash':
> 'restart',
> 'on_reboot': 'restart', 'localtime': None, 'image': ['linux',
> ['kernel', '/boot/vmlinuz-2.6.16.29-xen_3.0.3.0'], ['ramdisk',
> '/boot/initrd-2.6.16.29-xen_3.0.3.0.img'], ['root',
> '/home/sibilia/dominio1/ ro'], ['args', '4'], ['vncunused', 1],
> ['xauthority', '/root/.Xauthority']], 'on_poweroff': 'destroy',
> 'bootloader_args': None, 'cpus': None, 'name': 'dominio1', 'backend':
> [], 'vcpus': 1, 'cpu_weight': 1.0, 'features': '', 'vcpu_avail': 1,
> 'memory': 256, 'device': [('vif', ['vif', ['backend', 0], ['script',
> 'vif-bridge'], ['mac', '00:16:3e:67:47:b9']]), ('tap', ['tap',
> ['backend', 0], ['dev', 'hda1:disk'], ['uname', 'tap:aio:
> /home/sibilia/vm1disk1'], ['mode', 'w']])], 'bootloader':
> None, 'cpu':
> None, 'maxmem': 256}
> [2007-06-13 10:42:54 xend.XendDomainInfo 3355]
> DEBUG (XendDomainInfo:1253) XendDomainInfo.construct: None[2007-06-13
> 10:42:54 xend.XendDomainInfo 3355] DEBUG (XendDomainInfo:1285)
> XendDomainInfo.initDomain: 10 1.0[2007-06-13 10:42:54 xend 3355] INFO
> (image:214) configuring linux guest
> [2007-06-13 10:42:54 xend 3355]
> DEBUG (balloon:133) Balloon: 116064 KiB free; 146712 to scrub; need
> 262144; retries: 20.
> [2007-06-13 10:42:54 xend 3355] DEBUG (balloon:
> 141) Balloon: waiting on scrubbing
> [2007-06-13 10:42:55 xend 3355]
> DEBUG (balloon:127) Balloon: 262776 KiB free; need 262144; done.
> [2007-
> 06-13 10:42:55 xend 3355] INFO (image:138) buildDomain
> os=linux dom=10
> vcpus=1
> [2007-06-13 10:42:55 xend 3355] DEBUG (image:193)
> dom = 10
> [2007-06-13 10:42:55 xend 3355] DEBUG (image:194)
> image = /boot/vmlinuz-2.6.16.29-xen_3.0.3.0
> [2007-06-13 10:42:
> 55 xend 3355] DEBUG (image:195) store_evtchn = 1
> [2007-06-13 10:42:55
> xend 3355] DEBUG (image:196) console_evtchn = 2
> [2007-06-13 10:42:55
> xend 3355] DEBUG (image:197) cmdline =
> root=/home/sibilia/dominio1/ ro 4
> [2007-06-13 10:42:55 xend 3355] DEBUG
> (image:198) ramdisk = /boot/initrd-2.6.16.29-xen_3.0.3.0.img
> [2007-06-13 10:42:55 xend 3355] DEBUG (image:199) vcpus = 1
> [2007-06-13 10:42:55 xend 3355] DEBUG (image:200) features
> =[2007-
> 06-13 10:42:55 xend 3355] DEBUG (DevController:110) DevController:
> writing {'backend-id': '0', 'mac': '00:16:3e:67:47:b9',
> 'handle': '0',
> 'state': '1', 'backend': '/local/domain/0/backend/vif/10/0'} to
> /local/domain/10/device/vif/0.[2007-06-13 10:42:55 xend 3355] DEBUG
> (DevController:112) DevController: writing {'domain': 'dominio1',
> 'handle': '0', 'script': '/etc/xen/scripts/vif-bridge', 'state': '1',
> 'frontend': '/local/domain/10/device/vif/0', 'mac': '00:16:3e:67:47:
> b9', 'online': '1', 'frontend-id': '10'} to
> /local/domain/0/backend/vif/10/0.
> [2007-06-13 10:42:55 xend 3355] DEBUG
> (blkif:24) exception looking up device number for hda1: [Errno 2] No
> such file or directory: '/dev/hda1'[2007-06-13 10:42:55 xend 3355]
> DEBUG (DevController:110) DevController: writing {'backend-id': '0',
> 'virtual-device': '769', 'device-type': 'disk', 'state': '1',
> 'backend': '/local/domain/0/backend/tap/10/769'} to
> /local/domain/10/device/vbd/769.[2007-06-13 10:42:55 xend 3355] DEBUG
> (DevController:112) DevController: writing {'domain': 'dominio1',
> 'frontend': '/local/domain/10/device/vbd/769', 'dev': 'hda1',
> 'state':
> '1', 'params': 'aio:/home/sibilia/vm1disk1', 'mode': 'w', 'online':
> '1', 'frontend-id': '10', 'type': 'tap'} to
> /local/domain/0/backend/tap/10/769.[2007-06-13 10:42:55 xend.
> XendDomainInfo 3355] DEBUG (XendDomainInfo:712) Storing VM details:
> {'shadow_memory': '0', 'uuid':
> '4d379edc-ba65-44df-340a-b6957cc515a8',
> 'on_reboot': 'restart', 'start_time': '1181724175.44', 'on_poweroff':
> 'destroy', 'name': 'dominio1', 'vcpus': '1', 'vcpu_avail': '1',
> 'memory': '256', 'on_crash': 'restart', 'image': "(linux (kernel
> /boot/vmlinuz-2.6.16.29-xen_3.0.3.0) (ramdisk /boot/initrd-2.6.16.29-
> xen_3.0.3.0.img) (root '/home/sibilia/dominio1/ ro') (args 4)
> (vncunused 1) (xauthority /root/.Xauthority))", 'maxmem': '256'}[2007-
> 06-13 10:42:55 xend.XendDomainInfo 3355] DEBUG (XendDomainInfo:747)
> Storing domain details: {'console/ring-ref': '361090',
> 'console/port':
> '2', 'name': 'dominio1', 'console/limit': '1048576', 'vm':
> '/vm/4d379edc-ba65-44df-340a-b6957cc515a8', 'domid': '10',
> 'cpu/0/availability': 'online', 'memory/target': '262144',
> 'store/ring-
> ref': '361091', 'store/port': '1'}[2007-06-13 10:42:55 xend.
> XendDomainInfo 3355] DEBUG (XendDomainInfo:933) XendDomainInfo.
> handleShutdownWatch[2007-06-13 10:43:04 xend.XendDomainInfo 3355]
> WARNING (XendDomainInfo:875) Domain has crashed: name=dominio1 id=10.
> [2007-06-13 10:43:04 xend.XendDomainInfo 3355] ERROR (XendDomainInfo:
> 1661) VM dominio1 restarting too fast (9.981364 seconds since
> the last
> restart). Refusing to restart to avoid loops.[2007-06-13
> 10:43:04 xend.
> XendDomainInfo 3355] DEBUG (XendDomainInfo:1449) XendDomainInfo.
> destroy: domid=10[2007-06-13 10:43:04 xend.XendDomainInfo 3355] DEBUG
> (XendDomainInfo:1457) XendDomainInfo.destroyDomain(10)
>
> and this is the
> etc/fstab in my vm(perhaps I made some mistakes in it!?!):
> /home/sibilia/dominio1 / ext3
> defaults
> 1 1
> proc /proc proc
> defaults 0 0
> sysfs /sys
> sysfs defaults 0 0
> I've only cut some lines from the original
> /etc/fstab.
>
> Do you think It's a problem whit config files?
>
> Andrea
>
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
>
>
>
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