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xen-users
Re: [Xen-users] Please help, I get a kernel panic on all DomUs when set
On Mon, May 17, 2010 at 11:43 PM, Pierre CHAUSSEE <silversens@xxxxxxxxx> wrote:
> I just don't get it.
> I've been using Xen for quite a long time, never had any trouble on x86, so
> I'm trying to move on an x86_64 platform.
>
> Everything went well (building, booting on Dom0, ...) except that I can only
> start my VMs when vif parameter is not filled !
> When I remove the comment on my "vif = [ 'type=ioemu, bridge=xenbr0' ]"
> then I get a kernel panic.
>
> Here's my VM config :
>
> kernel = "/usr/lib/xen/boot/hvmloader"
Usually I put this as well:
device_model = '/usr/lib64/xen/bin/qemu-dm'
>
> builder='hvm'
>
> name="test"
> boot='c'
> vnc = 1
> sdl = 0
> memory = 1024 # Memory size
> swap = 128 # Swap size
where did you get instruction to use "swap" from?
> disk = [ 'phy:vg00/win2008_x64,ioemu:hda,w' ]
for x64 windows, I think you also need to specify
acpi=1
apic=1
pae=1
>
> vif = [ 'type=ioemu, bridge=xenbr0' ]
try removing "type=ioemu"
> keyboard='fr'
>
> And here's the kernel panic output :
>
> $ xm create /etc/xen/first_vm
>
> [ 123.729203] BUG: unable to handle kernel NULL pointer dereference at
> 0000000000000008
> [ 123.729569] IP: [<ffffffff81321416>] netback_uevent+0x1e/0xb6
> [ 123.729771] PGD 72afb067 PUD 72aa3067 PMD 0
> [ 123.730003] Oops: 0000 [#1] SMP
What dom0 kernel are you using? It's often best to start with
known-good setup first. Centos or Opensuse with their bundled Xen
version is a good start.
--
Fajar
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