diff -r 507ffb553e11 sys/src/cmd/vt/main.c
--- a/sys/src/cmd/vt/main.c	Sun May 20 17:31:42 2018 -0400
+++ b/sys/src/cmd/vt/main.c	Thu May 24 12:17:02 2018 -0400
@@ -928,6 +928,10 @@
 			z++;
 		}
 	}
+	if (psel >= esel)
+		psel = esel - 1;
+
+	*psel = 0;
 }
 
 int