From: Jan Kiszka <[email protected]> CLTS only changes TS which is not monitored by selected CR0 interception. So skip any attempt to translate WRITE_CR0 to CR0_SEL_WRITE for this instruction.
Signed-off-by: Jan Kiszka <[email protected]> --- arch/x86/kvm/svm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index b5e994a..c79766e1 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -4205,7 +4205,8 @@ static int svm_check_intercept(struct kvm_vcpu *vcpu, if (info->intercept == x86_intercept_cr_write) icpt_info.exit_code += info->modrm_reg; - if (icpt_info.exit_code != SVM_EXIT_WRITE_CR0) + if (icpt_info.exit_code != SVM_EXIT_WRITE_CR0 || + info->intercept == x86_intercept_clts) break; intercept = svm->nested.intercept; -- 1.8.4.5
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