diff --git a/[refs] b/[refs]
index 8c5e7a70b39c..c6db6aec6ce8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 923de3cf5bf12049628019010e36623fca5ef6d1
+refs/heads/master: ee73f656a604d5aa9df86a97102e4e462dd79924
diff --git a/trunk/arch/x86/kvm/i8254.c b/trunk/arch/x86/kvm/i8254.c
index 296aba49472a..15578f180e59 100644
--- a/trunk/arch/x86/kvm/i8254.c
+++ b/trunk/arch/x86/kvm/i8254.c
@@ -467,6 +467,9 @@ static int pit_ioport_read(struct kvm_io_device *this,
 		return -EOPNOTSUPP;
 
 	addr &= KVM_PIT_CHANNEL_MASK;
+	if (addr == 3)
+		return 0;
+
 	s = &pit_state->channels[addr];
 
 	mutex_lock(&pit_state->lock);