Re: Crashing with Xen (Debian Wheezy) 4.1 (deb) and 4.4 (source)

[Boris Ostrovsky <boris.ostrovsky@oracle.com>]

On 12/03/2013 09:50 AM, Derek Piper wrote:
> 	Hi,
>
> 	I have a system (AMD FX 8320 w/8GB RAM) that I am trying to get working
> with Xen. The system is installed with Debian Wheezy (7.2). I have used the
> pre-built xen packages and followed the instructions in the Debian Xen wiki:
>
> https://wiki.debian.org/Xen
>
> 	I get a crash (relevant kernel panic attached) very soon after boot on
> the Debian Xen 4.1 version using the stock kernel (3.2.0-4-amd64).
> 	I decided to remove the xen debian packages, make my own kernel (3.2.52)
> with the Xen virtualization enabled and try that one. Normally the machine
> runs fine with it (i.e. as a regular machine). I compiled the Xen 4.4 from
> source and it compiled and installed without problems. When enabling the Xen
> kernel (via the same method as Debian - I kept the grub script
> /etc/grub.d/08_linux_xen ) I can boot Xen 4.4.
>
> 	I get a crash AGAIN (and unfortunately I can find no log of it, but the
> oops on the screen talked about kernel paging request again).
>
> 	Any hints on what I should look at? This is just without any VMs
> configured at all, just trying to get a stable Dom0 so I can even consider
> using Xen.

Have you tried running with a newer kernel?

There is a fair number of errors prior to the crash and it may also help
booting more verbosely (e.g. add 'debug loglevel=8' to your vmlinuz boot
like) to better understand where they are coming from.

-boris