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Commit 6e1e5ffe authored by Gleb Natapov's avatar Gleb Natapov Committed by Avi Kivity
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KVM: x86 emulator: fix 0f 01 /5 emulation 



It is undefined and should generate #UD.

Signed-off-by: default avatarGleb Natapov <gleb@redhat.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 5e3ae6c5

arch/x86/kvm/emulate.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -2490,6 +2490,9 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops) 
				    (c->src.val & 0x0f), ctxt->vcpu);

				    (c->src.val & 0x0f), ctxt->vcpu);

			c->dst.type = OP_NONE;

			c->dst.type = OP_NONE;

			break;

			break;

		case 5: /* not defined */

			kvm_queue_exception(ctxt->vcpu, UD_VECTOR);

			goto done;

		case 7: /* invlpg*/

		case 7: /* invlpg*/

			emulate_invlpg(ctxt->vcpu, memop);

			emulate_invlpg(ctxt->vcpu, memop);

			/* Disable writeback. */

			/* Disable writeback. */