diff --git a/sys/sys/cons.h b/sys/sys/cons.h
--- a/sys/sys/cons.h
+++ b/sys/sys/cons.h
@@ -104,6 +104,7 @@
 	static struct consdev name = {					\
 		.cn_ops = &ops,						\
 		.cn_arg = (arg),					\
+		.cn_name = #name,					\
 	};								\
 	DATA_SET(cons_set, name)