diff --git a/kernel/signal.c b/kernel/signal.c
index bb2bf761f422..1c5140a75cee 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2131,8 +2131,8 @@ static void ptrace_stop(int exit_code, int why, int clear_code, siginfo_t *info)
 		 */
 		preempt_disable();
 		read_unlock(&tasklist_lock);
-		preempt_enable_no_resched();
 		cgroup_enter_frozen();
+		preempt_enable_no_resched();
 		freezable_schedule();
 		cgroup_leave_frozen(true);
 	} else {