WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] Re: Fedora 11 PV Xen domU (2.6.29.4-167.fc11.x86_64) cra

To: Pasi Kärkkäinen <pasik@xxxxxx>
Subject: Re: [Xen-devel] Re: Fedora 11 PV Xen domU (2.6.29.4-167.fc11.x86_64) crash with invalid opcode in xsave_cntxt_init (xsetbv)
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Mon, 21 Sep 2009 14:10:51 -0700
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, fedora-xen@xxxxxxxxxx
Delivery-date: Mon, 21 Sep 2009 14:11:19 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20090921204444.GU31123@xxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <20090921195750.GQ31123@xxxxxxxxxxx> <4AB7E221.60709@xxxxxxxx> <20090921204444.GU31123@xxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.1) Gecko/20090814 Fedora/3.0-2.6.b3.fc11 Lightning/1.0pre Thunderbird/3.0b3
On 09/21/09 13:44, Pasi Kärkkäinen wrote:
> Thanks for the fast reply. I'll ask him to try "noxsave". 
>
> Other than that not much to do about it.. can't really update the F11 GA
> installer kernel.. (and I don't think doing own custom re-spin of F11 is
> good solution for him).
>   

Oh, its a domU install?  You can mask it in the domain config with the
oh-so-intuitive cpuid=[] setting (leaf 1, ecx bit 26).  I think that's:

cpuid=['1:ecx=xxxxx0xxxxxxxxxxxxxxxxxxxxxxxxxx,
          eax=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx' ]

(I'm assuming it works for PV as well as HVM domains.)

    J

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel