From 0a1cd83ec2494f55972790f1917710354d59cabc Mon Sep 17 00:00:00 2001 From: Jan Kiszka Date: Sun, 29 Jun 2014 17:12:43 +0200 Subject: [PATCH] KVM: SVM: Fix CPL export via SS.DPL We import the CPL via SS.DPL since 10f0e2360f. However, we fail to export it this way so far. This caused spurious guest crashes, e.g. of Linux when accessing the vmport from guest user space which triggered register saving/restoring to/from host user space. Signed-off-by: Jan Kiszka Signed-off-by: Paolo Bonzini --- arch/x86/kvm/svm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index ec8366c5cfeaa..b5e994ad01359 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -1462,6 +1462,7 @@ static void svm_get_segment(struct kvm_vcpu *vcpu, */ if (var->unusable) var->db = 0; + var->dpl = to_svm(vcpu)->vmcb->save.cpl; break; } } -- 2.39.5