diff --git a/sys/arm64/linux/linux_genassym.c b/sys/arm64/linux/linux_genassym.c
new file mode 100644
index 000000000000..661f8c9b2046
--- /dev/null
+++ b/sys/arm64/linux/linux_genassym.c
@@ -0,0 +1,2 @@
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");