From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Thu, 6 Aug 2009 17:40:06 +0000 (-0300)
Subject: KVM: x86: check for cr3 validity in mmu_alloc_roots
X-Git-Tag: v2.6.27.32~19
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=969034648a9fe07482ffffe3c53588a39e29b9db;p=pandora-kernel.git

KVM: x86: check for cr3 validity in mmu_alloc_roots

(cherry picked from commit 8986ecc0ef58c96eec48d8502c048f3ab67fd8e2)

Verify the cr3 address stored in vcpu->arch.cr3 points to an existant
memslot. If not, inject a triple fault.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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