Hello Michael,

On Friday 01 February 2008 13:30:03 Michael Tokarev wrote:
> Hello!  A first-time poster (and user) is here... but not a newbie ;)
>
> Some time ago I tried KVM for the first time, on an AMD X2-64 system
> (BE-2400 processor, also tried with other similar processors, like
> "plain" X2-64 4888+ etc), first with 2.6.23 vanilla kernel compiled
> for 64 bits, SMP.  After it didn't work, I also tried KVM modules
> from SVN (compiled against the same kernel sources), and when 2.6.24
> was out, I tried that too.  Neither of which works.

KVM doesn't have an SVN tree; do you mean git?

> Userspace tools is from Debian unstable -- 58+dfsg-1.
>
> The effect is as follows.
>
> With 2.6.23 and vanilla kvm modules, while from X, it opens the
> "virtual console" (an X window), but that console is entirely
> empty (black), and nothing more happens.  I can Ctrl+C the original
> process, but nothing more.
>
> With 2.6.23+modules-59, and with vanilla 2.6.24, it again opens
> the window, and the HOST machine immediately reboots (goes into
> BIOS Post screen).
>
> When not loading kvm modules, it works in all 3 cases.
>
> Where to look at to debug it further?

Can you check if you have any BIOS updates? This seems like BIOS support for 
SVM might be half-baked.

>
> Thanks!
>
> /mjt

Amit

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