diff --git a/kernel/sched.c b/kernel/sched.c
index 388d9db..52490bf 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5901,7 +5901,7 @@
 	 * The idle tasks have their own, simple scheduling class:
 	 */
 	idle->sched_class = &idle_sched_class;
-	ftrace_retfunc_init_task(idle);
+	ftrace_graph_init_task(idle);
 }
 
 /*