--- x/net/core/net_namespace.c
+++ y/net/core/net_namespace.c
@@ -442,10 +442,6 @@ static void net_free(struct net *net)
 {
 	if (refcount_dec_and_test(&net->passive)) {
 		kfree(rcu_access_pointer(net->gen));
-
-		/* There should not be any trackers left there. */
-		ref_tracker_dir_exit(&net->notrefcnt_tracker);
-
 		kmem_cache_free(net_cachep, net);
 	}
 }
@@ -656,6 +652,7 @@ static DECLARE_WORK(net_cleanup_work, cl
 void __put_net(struct net *net)
 {
 	ref_tracker_dir_exit(&net->refcnt_tracker);
+	ref_tracker_dir_exit(&net->notrefcnt_tracker);
 	/* Cleanup the network namespace in process context */
 	if (llist_add(&net->cleanup_list, &cleanup_list))
 		queue_work(netns_wq, &net_cleanup_work);