Re: [Xen-users] Re: Xenified linux kernel

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Jan 07, 2010 at 03:39:04PM +0700, Fajar A. Nugraha wrote:
> On Wed, Jan 6, 2010 at 6:38 PM, Andrew Lyon <andrew.lyon@xxxxxxxxx> wrote:
> > 32 bit domU also migrates successfully, I have attached the Xen and
> > kernel config files for both 32 and 64 bit pv domU, and also the 64
> > bit dom0 config for my Xen server.
> 
> Found the culprit :D
> 
> I'm using something like this on my domU Xen config file
> 
> #======================
> vcpus=8
> vcpu_avail=1
> cpus="1-7"
> 
> vfb =['type=vnc,vnclisten=0.0.0.0']
> #=======================
> 
> when I comment-out vfb entry, I was able to see this on the console
> 
> ------------[ cut here ]------------
> kernel BUG at drivers/xen/core/machine_reboot.c:196!
> invalid opcode: 0000 [#1] SMP
> 
> ... so I change the config to simply
> 
> #======================
> vcpus=1
> cpus="1-7"
> #======================
> 
> that works, even after I re-enable vfb entry. Same thing happens with
> your .config or my original .config.
> So I guess there's still some bug related to suspend/migrate and cpu hotplug.
> 

What kernel version is your domU in question running? 

-- Pasi


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