1 files changed, 50 insertions, 0 deletions
diff --git a/tests/sys/vm/stack/stack_dt_need_exec_test.c b/tests/sys/vm/stack/stack_dt_need_exec_test.c
new file mode 100644
index 000000000000..8a234abe3da5
--- /dev/null
+++ b/tests/sys/vm/stack/stack_dt_need_exec_test.c
@@ -0,0 +1,50 @@
+/*-
+ * Copyright (c) 2023 Dmitry Chagin <dchagin@FreeBSD.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <sys/systm.h>
+#include <vm/vm_param.h>
+
+#include <atf-c.h>
+
+extern int checkstack(void);
+
+static int jumpstack0(void) __noinline;
+static int jumpstack1(void) __noinline;
+
+
+static int
+jumpstack0(void)
+{
+	char stack[SGROWSIZ];
+
+	explicit_bzero(stack, sizeof(stack));
+	return (checkstack());
+}
+
+static int
+jumpstack1(void)
+{
+	char stack[SGROWSIZ * 2];
+
+	explicit_bzero(stack, sizeof(stack));
+	return (checkstack());
+}
+
+ATF_TC_WITHOUT_HEAD(dt_need_test);
+ATF_TC_BODY(dt_need_test, tc)
+{
+
+	ATF_REQUIRE(jumpstack0() == 0);
+	ATF_REQUIRE(jumpstack1() == 0);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+	ATF_TP_ADD_TC(tp, dt_need_test);
+
+	return (atf_no_error());
+}