Re: [PATCH 4.4 STABLE] kvm: mmu: Don't read PDPTEs when paging is not enabled

From: Sasha Levin
Date: Tue Nov 12 2019 - 20:18:48 EST


On Mon, Nov 11, 2019 at 04:17:05PM -0800, Sean Christopherson wrote:
From: Junaid Shahid <junaids@xxxxxxxxxx>

Upstream commit d35b34a9a70edae7ef923f100e51b8b5ae9fe899.

kvm should not attempt to read guest PDPTEs when CR0.PG = 0 and
CR4.PAE = 1.

Signed-off-by: Junaid Shahid <junaids@xxxxxxxxxx>
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>

Queued up for 4.4, thank you.

--
Thanks,
Sasha