diff --git a/src/client/src/tscUtil.c b/src/client/src/tscUtil.c
index a83d3e62f516b79be23279bd908a16ac4b1bbe87..75b7aecb21cd4608fd2b90f61e3a8e20651cf1a5 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -3618,6 +3618,7 @@ SSqlObj* createSubqueryObj(SSqlObj* pSql, int16_t tableIndex, __async_cb_func_t
 
   pNew->pTscObj   = pSql->pTscObj;
   pNew->signature = pNew;
+  pNew->sqlstr    = strdup(pSql->sqlstr);
   tsem_init(&pNew->rspSem, 0, 0);
 
   SSqlCmd* pnCmd  = &pNew->cmd;
diff --git a/src/util/src/tarray.c b/src/util/src/tarray.c
index 2d6c513cb57ce1d524a1fb69df68702e624ede7b..007ce0682974d06bf506a82d8bbbc809092eb9e4 100644
--- a/src/util/src/tarray.c
+++ b/src/util/src/tarray.c
@@ -24,11 +24,12 @@ void* taosArrayInit(size_t size, size_t elemSize) {
     size = TARRAY_MIN_SIZE;
   }
 
-  SArray* pArray = calloc(1, sizeof(SArray));
+  SArray* pArray = malloc(sizeof(SArray));
   if (pArray == NULL) {
     return NULL;
   }
 
+  pArray->size = 0;
   pArray->pData = calloc(size, elemSize);
   if (pArray->pData == NULL) {
     free(pArray);