diff --git a/test/common/lib/test_env.c b/test/common/lib/test_env.c
index 66c0b9410..4cba6fea0 100644
--- a/test/common/lib/test_env.c
+++ b/test/common/lib/test_env.c
@@ -203,12 +203,17 @@ spdk_mempool_free(struct spdk_mempool *_mp)
 	free(mp);
 }
 
+bool ut_spdk_mempool_get = false;
 void *
 spdk_mempool_get(struct spdk_mempool *_mp)
 {
 	struct test_mempool *mp = (struct test_mempool *)_mp;
 	void *buf;
 
+	if (ut_spdk_mempool_get) {
+		return NULL;
+	}
+
 	if (mp && mp->count == 0) {
 		return NULL;
 	}
@@ -223,6 +228,18 @@ spdk_mempool_get(struct spdk_mempool *_mp)
 	}
 }
 
+int
+spdk_mempool_get_bulk(struct spdk_mempool *mp, void **ele_arr, size_t count)
+{
+	for (size_t i = 0; i < count; i++) {
+		ele_arr[i] = spdk_mempool_get(mp);
+		if (ele_arr[i] == NULL) {
+			return -1;
+		}
+	}
+	return 0;
+}
+
 void
 spdk_mempool_put(struct spdk_mempool *_mp, void *ele)
 {