diff --git a/tests/kernel/common/src/timeout_order.c b/tests/kernel/common/src/timeout_order.c
index 87f927cc4ec..cf4c06a9a05 100644
--- a/tests/kernel/common/src/timeout_order.c
+++ b/tests/kernel/common/src/timeout_order.c
@@ -76,7 +76,7 @@ void test_timeout_order(void)
 		k_timer_start(&timer[ii], K_MSEC(100), K_NO_WAIT);
 	}
 
-	struct k_poll_event poll_events[NUM_TIMEOUTS];
+	static struct k_poll_event poll_events[NUM_TIMEOUTS];
 
 	for (ii = 0; ii < NUM_TIMEOUTS; ii++) {
 		k_poll_event_init(&poll_events[ii], K_POLL_TYPE_SEM_AVAILABLE,
diff --git a/tests/kernel/lifo/lifo_api/src/test_lifo_fail.c b/tests/kernel/lifo/lifo_api/src/test_lifo_fail.c
index f87935ca85a..de4e027ae5d 100644
--- a/tests/kernel/lifo/lifo_api/src/test_lifo_fail.c
+++ b/tests/kernel/lifo/lifo_api/src/test_lifo_fail.c
@@ -22,7 +22,7 @@
  */
 void test_lifo_get_fail(void *p1, void *p2, void *p3)
 {
-	struct k_lifo lifo;
+	static struct k_lifo lifo;
 
 	k_lifo_init(&lifo);
 	/**TESTPOINT: lifo get returns NULL*/
diff --git a/tests/kernel/mbox/mbox_usage/src/main.c b/tests/kernel/mbox/mbox_usage/src/main.c
index 1d55ad7f1dd..bb17d121050 100644
--- a/tests/kernel/mbox/mbox_usage/src/main.c
+++ b/tests/kernel/mbox/mbox_usage/src/main.c
@@ -27,7 +27,7 @@ static enum mmsg_type {
 
 static void msg_sender(struct k_mbox *pmbox, k_timeout_t timeout)
 {
-	struct k_mbox_msg mmsg;
+	static struct k_mbox_msg mmsg;
 
 	(void)memset(&mmsg, 0, sizeof(mmsg));
 
@@ -53,8 +53,8 @@ static void msg_sender(struct k_mbox *pmbox, k_timeout_t timeout)
 static void msg_receiver(struct k_mbox *pmbox, k_tid_t thd_id,
 			 k_timeout_t timeout)
 {
-	struct k_mbox_msg mmsg;
-	char rxdata[MAIL_LEN];
+	static struct k_mbox_msg mmsg;
+	static char rxdata[MAIL_LEN];
 
 	switch (info_type) {
 	case PUT_GET_NULL:
diff --git a/tests/kernel/msgq/msgq_api/src/test_msgq_contexts.c b/tests/kernel/msgq/msgq_api/src/test_msgq_contexts.c
index 3fbde46ed1b..8236e2f4188 100644
--- a/tests/kernel/msgq/msgq_api/src/test_msgq_contexts.c
+++ b/tests/kernel/msgq/msgq_api/src/test_msgq_contexts.c
@@ -159,7 +159,7 @@ static void msgq_isr(struct k_msgq *pmsgq)
 
 static void thread_entry_get_data(void *p1, void *p2, void *p3)
 {
-	uint32_t rx_buf[MSGQ_LEN];
+	static uint32_t rx_buf[MSGQ_LEN];
 	int i = 0;
 
 	while (k_msgq_get(p1, &rx_buf[i], K_NO_WAIT) != 0) {
@@ -201,7 +201,7 @@ static void msgq_thread_data_passing(struct k_msgq *pmsgq)
 static void get_empty_entry(void *p1, void *p2, void *p3)
 {
 	int ret;
-	uint32_t rx_buf[MSGQ_LEN];
+	static uint32_t rx_buf[MSGQ_LEN];
 
 	/* make sure there is no message in the queue */
 	ret = k_msgq_peek(p1, rx_buf);
@@ -324,7 +324,7 @@ void test_msgq_user_thread_overflow(void)
  */
 void test_msgq_isr(void)
 {
-	struct k_msgq stack_msgq;
+	static struct k_msgq stack_msgq;
 
 	/**TESTPOINT: init via k_msgq_init*/
 	k_msgq_init(&stack_msgq, tbuffer, MSG_SIZE, MSGQ_LEN);
diff --git a/tests/kernel/queue/src/test_queue_contexts.c b/tests/kernel/queue/src/test_queue_contexts.c
index f66c3f3dfc7..66d32d20da6 100644
--- a/tests/kernel/queue/src/test_queue_contexts.c
+++ b/tests/kernel/queue/src/test_queue_contexts.c
@@ -385,7 +385,7 @@ void test_queue_poll_race(void)
 void test_multiple_queues(void)
 {
 	/*define multiple queues*/
-	struct k_queue queues[QUEUE_NUM];
+	static struct k_queue queues[QUEUE_NUM];
 
 	for (int i = 0; i < QUEUE_NUM; i++) {
 		k_queue_init(&queues[i]);
diff --git a/tests/kernel/queue/src/test_queue_fail.c b/tests/kernel/queue/src/test_queue_fail.c
index fa2ce8922a9..8e9a376883e 100644
--- a/tests/kernel/queue/src/test_queue_fail.c
+++ b/tests/kernel/queue/src/test_queue_fail.c
@@ -21,7 +21,7 @@ static struct k_thread tdata;
  */
 void test_queue_get_fail(void)
 {
-	struct k_queue queue;
+	static struct k_queue queue;
 
 	k_queue_init(&queue);
 	/**TESTPOINT: queue get returns NULL*/
@@ -54,7 +54,7 @@ static void tThread_entry(void *p1, void *p2, void *p3)
 void test_queue_append_list_error(void)
 {
 	qdata_t data_l[2];
-	struct k_queue queue;
+	static struct k_queue queue;
 	qdata_t *head = NULL, *tail = &data_l[1];
 
 	k_queue_init(&queue);
@@ -97,7 +97,7 @@ void test_queue_append_list_error(void)
 void test_queue_merge_list_error(void)
 {
 	qdata_t data_sl[2];
-	struct k_queue queue;
+	static struct k_queue queue;
 	sys_slist_t slist;
 
 	k_queue_init(&queue);