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Re: [Xen-devel] rdmsr_safe in Linux PV (under Xen) gets an #GP:Re: [Fedora-xen] Running fedora xen on top of KVM?

To: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
From: Borislav Petkov <bp@xxxxxxxxx>
Date: Fri, 18 Sep 2015 15:54:11 +0200
Cc: xen <xen@xxxxxxxxxxxxxxxxxxxxxxx>, Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, kvm list <kvm@xxxxxxxxxxxxxxx>, M A Young <m.a.young@xxxxxxxxxxxx>, Cole Robinson <crobinso@xxxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>
Delivery-date: Fri, 18 Sep 2015 13:54:05 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Thu, Sep 17, 2015 at 01:23:31PM -0700, Andy Lutomirski wrote:
> Cc: Borislav.  Is TSEG guaranteed to exist?  Can we defer that until

Why not? It is the tseg base address.

I think this is kvm injecting a #GP as it is not ignoring this MSR.
Presumably modprobing kvm with "ignore_msrs=1" or so should hide the
issue IIUC...

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--

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Follow-Ups:
- Re: [Xen-devel] rdmsr_safe in Linux PV (under Xen) gets an #GP:Re: [Fedora-xen] Running fedora xen on top of KVM?
  - From: Paolo Bonzini
- Re: [Xen-devel] rdmsr_safe in Linux PV (under Xen) gets an #GP:Re: [Fedora-xen] Running fedora xen on top of KVM?
  - From: Andy Lutomirski

References:
- [Xen-devel] rdmsr_safe in Linux PV (under Xen) gets an #GP:Re: [Fedora-xen] Running fedora xen on top of KVM?
  - From: Konrad Rzeszutek Wilk
- Re: [Xen-devel] rdmsr_safe in Linux PV (under Xen) gets an #GP:Re: [Fedora-xen] Running fedora xen on top of KVM?
  - From: Andy Lutomirski

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