diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index a104db879cdf..a537028d19fd 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -6116,6 +6116,7 @@ SYSCALL_DEFINE4(sched_getattr, pid_t, pid, struct sched_attr __user *, uattr,
 		kattr.sched_priority = p->rt_priority;
 	else
 		kattr.sched_nice = task_nice(p);
+	kattr.sched_flags &= SCHED_FLAG_ALL;
 
 #ifdef CONFIG_UCLAMP_TASK
 	/*