diff --git a/kernel/fork.c b/kernel/fork.c
index 54b15f8..3451577 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1204,7 +1204,7 @@
 			attach_pid(p, PIDTYPE_PGID, process_group(p));
 			attach_pid(p, PIDTYPE_SID, p->signal->session);
 
-			list_add_tail(&p->tasks, &init_task.tasks);
+			list_add_tail_rcu(&p->tasks, &init_task.tasks);
 			__get_cpu_var(process_counts)++;
 		}
 		attach_pid(p, PIDTYPE_PID, p->pid);