diff --git a/kernel_module/hello.c b/kernel_module/hello.c
index 1b65f24..15572a1 100644
--- a/kernel_module/hello.c
+++ b/kernel_module/hello.c
@@ -12,6 +12,7 @@ Hello world module.
 #include <linux/kernel.h>
 
 MODULE_LICENSE("GPL");
+MODULE_INFO(vermagic, "4.9.6 mod_unload ");
 
 static int myinit(void)
 {
diff --git a/rootfs_overlay/etc/inittab b/rootfs_overlay/etc/inittab
index a2fec3b..2d3c065 100644
--- a/rootfs_overlay/etc/inittab
+++ b/rootfs_overlay/etc/inittab
@@ -4,6 +4,7 @@
 ::sysinit:/bin/mkdir -p /dev/pts
 ::sysinit:/bin/mkdir -p /dev/shm
 ::sysinit:/bin/mount -a
+::sysinit:/sbin/mdev -s
 ::sysinit:/bin/hostname -F /etc/hostname
 ::sysinit:/etc/init.d/rcS
 # https://unix.stackexchange.com/questions/299408/how-to-login-automatically-without-typing-root-in-buildroot-x86-64-qemu