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Re: [Xen-users] Fedora 10 on Fedora 8 host

To: Glen Eustace <geustace@xxxxxxxxxxxxxx>
Subject: Re: [Xen-users] Fedora 10 on Fedora 8 host
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Mon, 29 Dec 2008 23:06:44 +0200
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On Tue, Dec 30, 2008 at 09:20:38AM +1300, Glen Eustace wrote:
> I have tried a yum upgrade of a Fedora 8 DomU to Fedora 10.  The host 
> (Dom0) is Fedora 8.
> I can run the DomU if I boot the 2.6.21 F8 kernel left after the upgrade 
> but not any of the 2.6.27 F10 kernels.
> Any help would be appreciated.  I intend to move my Xen hosts to 
> CentOS5.2 running Xen 3.3 but can not get that working yet either so am 
> seeing what can be done with F8 in the meantime.
> If I try the std F10 kernel, I get the message
> Error: (2, 'Invalid kernel', 'elf_xen_note_check: ERROR: Will only load 
> images built for the generic loader or Linux images')
> If I try the PAE F10 kernel, it panics and dies.
>  Started domain f10-template
>                            1 multicall(s) failed: cpu 0
> ------------[ cut here ]------------
> kernel BUG at arch/x86/xen/multicalls.c:104!
> invalid opcode: 0000 [#1] SMP
> Modules linked in:
> Pid: 0, comm: swapper Not tainted ( #1)

You definitely need PAE kernel, because that's the only supported 32 bit
xen kernel nowadays.

I can't really help with that BUG though..

-- Pasi

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