Index: sys/dev/vt/vt_core.c
===================================================================
--- sys/dev/vt/vt_core.c
+++ sys/dev/vt/vt_core.c
@@ -579,8 +579,6 @@
 		 * debugger entry/exit to be equivalent to
 		 * successfully try-locking here.
 		 */
-		if (curvw == vw)
-			return (0);
 		if (!(vw->vw_flags & (VWF_OPENED|VWF_CONSOLE))) {
 			inside_vt_window_switch = false;
 			return (EINVAL);