906 		struct task_struct *leader = tsk->group_leader;  in de_thread()  local
912 			if (likely(leader->exit_state))  in de_thread()
932 		tsk->start_time = leader->start_time;  in de_thread()
934 		BUG_ON(!same_thread_group(leader, tsk));  in de_thread()
949 		tsk->pid = leader->pid;  in de_thread()
950 		attach_pid(tsk, PIDTYPE_PID,  task_pid(leader));  in de_thread()
951 		transfer_pid(leader, tsk, PIDTYPE_PGID);  in de_thread()
952 		transfer_pid(leader, tsk, PIDTYPE_SID);  in de_thread()
954 		list_replace_rcu(&leader->tasks, &tsk->tasks);  in de_thread()
955 		list_replace_init(&leader->sibling, &tsk->sibling);  in de_thread()
958 		leader->group_leader = tsk;  in de_thread()
961 		leader->exit_signal = -1;  in de_thread()
963 		BUG_ON(leader->exit_state != EXIT_ZOMBIE);  in de_thread()
964 		leader->exit_state = EXIT_DEAD;  in de_thread()
971 		if (unlikely(leader->ptrace))  in de_thread()
972 			__wake_up_parent(leader, leader->parent);  in de_thread()
976 		release_task(leader);  in de_thread()