[virt-tools-list] virt-install fails to install debian wheezy domU on debian wheezy dom0

[Cole Robinson]

On 09/27/2013 09:24 AM, Tomas Agartz wrote:
> On Fri, 27 Sep 2013, Cole Robinson wrote:
> 
>> On 09/27/2013 05:01 AM, Tomas Agartz wrote:
>>
>>> I have several XEN domU:s running om my server that I have installed in the
>>> past. I have recently upgraded the dom0 (and most of the domU) to Debian
>>> Wheezy. Tried installing a new (wheezy) guest today, but it seems to fail
>>> to mount the initrd if I understand the error correctly. This is how I
>>> install:
>>>
>>> virt-install --name=${DOMU} --ram=128 --disk path=/dev/vg1/${DOMU}
>>> --network bridge:vlan200 --nographics --paravirt --location ${URL}
>>>
>>> with URL=http://130.239.18.163/debian/dists/wheezy/main/installer-i386 it
>>> fails but if I change the URL to point to squeeze instead, the installation
>>> starts.
>>>
>>> virt-install in Debian Wheezy (on my dom0) is version 0.600.1. My dom0 is a
>>> x86_64 machine.
>>>
>>> No idea if this is a Debian problem, a problem with virt-install, or if I
>>> am doing sometihng wrong myself, so I am asking on this list first.
>>
>> Please provide the output of this command with --debug.
> 
> DOMU=test
> URL=http://130.239.18.163/debian/dists/wheezy/main/installer-i386
> virt-install --debug --name=${DOMU} --ram=128 --disk path=/dev/vg1/${DOMU}
> --network bridge:vlan200 --nographics --paravirt --location ${URL} >
> virt-install.txt 2>&1
> 
> Output posted at: http://tlund.pp.se/virt-install/virt-install.txt
> 
>> Also, how is it failing? virt-install error or error inside the VM install?
> 
> [    1.451502] No filesystem could mount root, tried:
> [    1.451509] Kernel panic - not syncing: VFS: Unable to mount root fs on
> unknown-block(0,0)
> [    1.451522] Pid: 1, comm: swapper/0 Not tainted 3.2.0-4-686-pae #1 Debian
> 3.2.46-1
> [    1.451530] Call Trace:
> [    1.451543]  [<c12becb0>] ? panic+0x4d/0x141
> [    1.451551]  [<c1419aa4>] ? mount_block_root+0x1e2/0x203
> [    1.451561]  [<c1002930>] ? hypercall_page+0x930/0x1000
> [    1.451567]  [<c1419afe>] ? mount_root+0x39/0x4d
> [    1.451576]  [<c1419c20>] ? prepare_namespace+0x10e/0x13e
> [    1.451583]  [<c1419829>] ? kernel_init+0x12c/0x131
> [    1.451592]  [<c14196fd>] ? start_kernel+0x32a/0x32a
> [    1.451598]  [<c12c84fe>] ? kernel_thread_helper+0x6/0x10
> 
> //tlund

AFAICT virt-install is doing all the right things. My recommendation is to
file a xen bug against your distro and try to follow up there, or see if
anyone else can reproduce.

- Cole