diff --git a/hw/kdrive/ephyr/ephyr.c b/hw/kdrive/ephyr/ephyr.c
index 311489a0b..2e0855c28 100644
--- a/hw/kdrive/ephyr/ephyr.c
+++ b/hw/kdrive/ephyr/ephyr.c
@@ -918,7 +918,7 @@ ephyrProcessMouseMotion(xcb_generic_event_t *xev)
     if (ephyrCursorScreen != screen->pScreen) {
         EPHYR_LOG("warping mouse cursor. "
                   "cur_screen:%d, motion_screen:%d\n",
-                  ephyrCursorScreen->myNum, screen->pScreen->myNum);
+                  ephyrCursorScreen ? ephyrCursorScreen->myNum : -1, screen->pScreen->myNum);
         ephyrWarpCursor(inputInfo.pointer, screen->pScreen,
                         motion->event_x, motion->event_y);
     }