diff --git a/sys/kern/vfs_export.c b/sys/kern/vfs_export.c
--- a/sys/kern/vfs_export.c
+++ b/sys/kern/vfs_export.c
@@ -70,7 +70,6 @@
 static struct radix_node_head *vfs_create_addrlist_af(
 		    struct radix_node_head **prnh, int off);
 #endif
-static void	vfs_free_addrlist(struct netexport *nep);
 static int	vfs_free_netcred(struct radix_node *rn, void *w);
 static void	vfs_free_addrlist_af(struct radix_node_head **prnh);
 static int	vfs_hang_addrlist(struct mount *mp, struct netexport *nep,
@@ -274,7 +273,7 @@
 /*
  * Free the net address hash lists that are hanging off the mount points.
  */
-static void
+void
 vfs_free_addrlist(struct netexport *nep)
 {
 	struct ucred *cred;
@@ -285,8 +284,10 @@
 		vfs_free_addrlist_af(&nep->ne6);
 
 	cred = nep->ne_defexported.netc_anon;
-	if (cred != NULL)
+	if (cred != NULL) {
 		crfree(cred);
+		nep->ne_defexported.netc_anon = NULL;
+	}
 
 }
 
diff --git a/sys/kern/vfs_mount.c b/sys/kern/vfs_mount.c
--- a/sys/kern/vfs_mount.c
+++ b/sys/kern/vfs_mount.c
@@ -761,6 +761,10 @@
 #endif
 	if (mp->mnt_opt != NULL)
 		vfs_freeopts(mp->mnt_opt);
+	if (mp->mnt_export != NULL) {
+		vfs_free_addrlist(mp->mnt_export);
+		free(mp->mnt_export, M_MOUNT);
+	}
 	crfree(mp->mnt_cred);
 	uma_zfree(mount_zone, mp);
 }
diff --git a/sys/sys/mount.h b/sys/sys/mount.h
--- a/sys/sys/mount.h
+++ b/sys/sys/mount.h
@@ -1017,6 +1017,7 @@
 int	vfs_busy(struct mount *, int);
 int	vfs_export			 /* process mount export info */
 	    (struct mount *, struct export_args *);
+void	vfs_free_addrlist(struct netexport *);
 void	vfs_allocate_syncvnode(struct mount *);
 void	vfs_deallocate_syncvnode(struct mount *);
 int	vfs_donmount(struct thread *td, uint64_t fsflags,