diff --git a/kernel/sys.c b/kernel/sys.c
index a052d071c712..0a1cdee858de 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -2635,9 +2635,13 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
 		error = prctl_set_vma(arg2, arg3, arg4, arg5);
 		break;
 	case PR_SET_TAGGED_ADDR_CTRL:
+		if (arg3 || arg4 || arg5)
+			return -EINVAL;
 		error = SET_TAGGED_ADDR_CTRL(arg2);
 		break;
 	case PR_GET_TAGGED_ADDR_CTRL:
+		if (arg2 || arg3 || arg4 || arg5)
+			return -EINVAL;
 		error = GET_TAGGED_ADDR_CTRL();
 		break;
 	default: