diff --git a/source/libs/executor/src/aggregateoperator.c b/source/libs/executor/src/aggregateoperator.c
index 6319809ba6..78b18e24cc 100644
--- a/source/libs/executor/src/aggregateoperator.c
+++ b/source/libs/executor/src/aggregateoperator.c
@@ -90,6 +90,7 @@ int32_t createAggregateOperatorInfo(SOperatorInfo* downstream, SAggPhysiNode* pA
   pOperator->exprSupp.hasWindowOrGroup = false;
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pAggNode->node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   initBasicInfo(&pInfo->binfo, pResBlock);
 
   size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
@@ -140,6 +141,9 @@ int32_t createAggregateOperatorInfo(SOperatorInfo* downstream, SAggPhysiNode* pA
   return code;
 
 _error:
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
+  }
   if (pInfo != NULL) {
     destroyAggOperatorInfo(pInfo);
   }
@@ -481,6 +485,10 @@ int32_t addNewResultRowBuf(SResultRow* pWindowRes, SDiskbasedBuf* pResultBuf, ui
 
   if (taosArrayGetSize(list) == 0) {
     pData = getNewBufPage(pResultBuf, &pageId);
+    if (pData == NULL) {
+      qError("failed to get buffer, code:%s", tstrerror(terrno));
+      return terrno;
+    }
     pData->num = sizeof(SFilePage);
   } else {
     SPageInfo* pi = getLastPageInfo(list);
@@ -497,9 +505,11 @@ int32_t addNewResultRowBuf(SResultRow* pWindowRes, SDiskbasedBuf* pResultBuf, ui
       releaseBufPageInfo(pResultBuf, pi);
 
       pData = getNewBufPage(pResultBuf, &pageId);
-      if (pData != NULL) {
-        pData->num = sizeof(SFilePage);
+      if (pData == NULL) {
+        qError("failed to get buffer, code:%s", tstrerror(terrno));
+        return terrno;
       }
+      pData->num = sizeof(SFilePage);
     }
   }
 
diff --git a/source/libs/executor/src/cachescanoperator.c b/source/libs/executor/src/cachescanoperator.c
index 74e86255aa..ce19aa62c3 100644
--- a/source/libs/executor/src/cachescanoperator.c
+++ b/source/libs/executor/src/cachescanoperator.c
@@ -117,6 +117,7 @@ int32_t createCacherowsScanOperator(SLastRowScanPhysiNode* pScanNode, SReadHandl
 
   SDataBlockDescNode* pDescNode = pScanNode->scan.node.pOutputDataBlockDesc;
   pInfo->pRes = createDataBlockFromDescNode(pDescNode);
+  QUERY_CHECK_NULL(pInfo->pRes, code, lino, _error, terrno);
 
   code = extractColMatchInfo(pScanCols, pDescNode, &numOfCols, COL_MATCH_FROM_COL_ID, &pInfo->matchInfo);
   QUERY_CHECK_CODE(code, lino, _error);
diff --git a/source/libs/executor/src/countwindowoperator.c b/source/libs/executor/src/countwindowoperator.c
index 4648b0fdd4..02b4a61bcb 100644
--- a/source/libs/executor/src/countwindowoperator.c
+++ b/source/libs/executor/src/countwindowoperator.c
@@ -287,6 +287,7 @@ int32_t createCountwindowOperatorInfo(SOperatorInfo* downstream, SPhysiNode* phy
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pCountWindowNode->window.node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   code = blockDataEnsureCapacity(pResBlock, pOperator->resultInfo.capacity);
   QUERY_CHECK_CODE(code, lino, _error);
 
diff --git a/source/libs/executor/src/executil.c b/source/libs/executor/src/executil.c
index 6522b8f171..045bda14b6 100644
--- a/source/libs/executor/src/executil.c
+++ b/source/libs/executor/src/executil.c
@@ -2018,6 +2018,8 @@ SqlFunctionCtx* createSqlFunctionCtx(SExprInfo* pExprInfo, int32_t numOfOutput,
         } else {
           char* udfName = pExpr->pExpr->_function.pFunctNode->functionName;
           pCtx->udfName = taosStrdup(udfName);
+          QUERY_CHECK_NULL(pCtx->udfName, code, lino, _end, terrno);
+
           code = fmGetUdafExecFuncs(pCtx->functionId, &pCtx->fpSet);
           QUERY_CHECK_CODE(code, lino, _end);
         }
diff --git a/source/libs/executor/src/executorInt.c b/source/libs/executor/src/executorInt.c
index fa1f07708a..dc2dd84f37 100644
--- a/source/libs/executor/src/executorInt.c
+++ b/source/libs/executor/src/executorInt.c
@@ -89,6 +89,10 @@ SResultRow* getNewResultRow(SDiskbasedBuf* pResultBuf, int32_t* currentPageId, i
   int32_t pageId = -1;
   if (*currentPageId == -1) {
     pData = getNewBufPage(pResultBuf, &pageId);
+    if (pData == NULL) {
+      qError("failed to get buffer, code:%s", tstrerror(terrno));
+      return NULL;
+    }
     pData->num = sizeof(SFilePage);
   } else {
     pData = getBufPage(pResultBuf, *currentPageId);
@@ -104,9 +108,11 @@ SResultRow* getNewResultRow(SDiskbasedBuf* pResultBuf, int32_t* currentPageId, i
       releaseBufPage(pResultBuf, pData);
 
       pData = getNewBufPage(pResultBuf, &pageId);
-      if (pData != NULL) {
-        pData->num = sizeof(SFilePage);
+      if (pData == NULL) {
+        qError("failed to get buffer, code:%s", tstrerror(terrno));
+        return NULL;
       }
+      pData->num = sizeof(SFilePage);
     }
   }
 
diff --git a/source/libs/executor/src/filloperator.c b/source/libs/executor/src/filloperator.c
index 895f67494f..64d7c0484a 100644
--- a/source/libs/executor/src/filloperator.c
+++ b/source/libs/executor/src/filloperator.c
@@ -481,6 +481,7 @@ int32_t createFillOperatorInfo(SOperatorInfo* downstream, SFillPhysiNode* pPhyFi
   }
 
   pInfo->pRes = createDataBlockFromDescNode(pPhyFillNode->node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pInfo->pRes, code, lino, _error, terrno);
   SExprInfo* pExprInfo = NULL;
 
   code = createExprInfo(pPhyFillNode->pFillExprs, NULL, &pExprInfo, &pInfo->numOfExpr);
diff --git a/source/libs/executor/src/groupoperator.c b/source/libs/executor/src/groupoperator.c
index 5574706a64..6b8e4b9c24 100644
--- a/source/libs/executor/src/groupoperator.c
+++ b/source/libs/executor/src/groupoperator.c
@@ -1193,6 +1193,7 @@ int32_t createPartitionOperatorInfo(SOperatorInfo* downstream, SPartitionPhysiNo
   uint32_t defaultBufsz = 0;
 
   pInfo->binfo.pRes = createDataBlockFromDescNode(pPartNode->node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pInfo->binfo.pRes, code, lino, _error, terrno);
   code = getBufferPgSize(pInfo->binfo.pRes->info.rowSize, &defaultPgsz, &defaultBufsz);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index 375339ab48..fd99735d0e 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -476,17 +476,27 @@ static void freeTableCachedVal(void* param) {
 }
 
 static STableCachedVal* createTableCacheVal(const SMetaReader* pMetaReader) {
+  int32_t          code = TSDB_CODE_SUCCESS;
+  int32_t          lino = 0;
   STableCachedVal* pVal = taosMemoryMalloc(sizeof(STableCachedVal));
+  QUERY_CHECK_NULL(pVal, code, lino, _end, terrno);
   pVal->pName = taosStrdup(pMetaReader->me.name);
+  QUERY_CHECK_NULL(pVal->pName, code, lino, _end, terrno);
   pVal->pTags = NULL;
 
   // only child table has tag value
   if (pMetaReader->me.type == TSDB_CHILD_TABLE) {
     STag* pTag = (STag*)pMetaReader->me.ctbEntry.pTags;
     pVal->pTags = taosMemoryMalloc(pTag->len);
+    QUERY_CHECK_NULL(pVal->pTags, code, lino, _end, terrno);
     memcpy(pVal->pTags, pTag, pTag->len);
   }
 
+_end:
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
+    return NULL;
+  }
   return pVal;
 }
 
@@ -581,6 +591,9 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int
       pHandle->api.metaReaderFn.readerReleaseLock(&mr);
 
       STableCachedVal* pVal = createTableCacheVal(&mr);
+      if(!pVal) {
+        return terrno;
+      }
 
       val = *pVal;
       freeReader = true;
@@ -1297,7 +1310,9 @@ static int32_t getTableScannerExecInfo(struct SOperatorInfo* pOptr, void** pOptr
 static void destroyTableScanBase(STableScanBase* pBase, TsdReader* pAPI) {
   cleanupQueryTableDataCond(&pBase->cond);
 
-  pAPI->tsdReaderClose(pBase->dataReader);
+  if (pAPI->tsdReaderClose) {
+    pAPI->tsdReaderClose(pBase->dataReader);
+  }
   pBase->dataReader = NULL;
 
   if (pBase->matchInfo.pList != NULL) {
@@ -1367,6 +1382,8 @@ int32_t createTableScanOperatorInfo(STableScanPhysiNode* pTableScanNode, SReadHa
   pInfo->base.readerAPI = pTaskInfo->storageAPI.tsdReader;
   initResultSizeInfo(&pOperator->resultInfo, 4096);
   pInfo->pResBlock = createDataBlockFromDescNode(pDescNode);
+  QUERY_CHECK_NULL(pInfo->pResBlock, code, lino, _error, terrno);
+  
   code = prepareDataBlockBuf(pInfo->pResBlock, &pInfo->base.matchInfo);
   QUERY_CHECK_CODE(code, lino, _error);
 
@@ -2496,6 +2513,7 @@ static int32_t doBlockDataPrimaryKeyFilter(SSDataBlock* pBlock, STqOffsetVal* of
     void*    data = colDataGetData(pColPk, i);
     if (IS_VAR_DATA_TYPE(pColPk->info.type)) {
       void* tmq = taosMemoryMalloc(offset->primaryKey.nData + VARSTR_HEADER_SIZE);
+      QUERY_CHECK_NULL(tmq, code, lino, _end, terrno);
       memcpy(varDataVal(tmq), offset->primaryKey.pData, offset->primaryKey.nData);
       varDataLen(tmq) = offset->primaryKey.nData;
       p[i] = (*ts > offset->ts) || (func(data, tmq) > 0);
@@ -2720,6 +2738,7 @@ _end:
 
 static int32_t processPrimaryKey(SSDataBlock* pBlock, bool hasPrimaryKey, STqOffsetVal* offset) {
   int32_t code = TSDB_CODE_SUCCESS;
+  int32_t lino = 0;
   SValue  val = {0};
   if (hasPrimaryKey) {
     code = doBlockDataPrimaryKeyFilter(pBlock, offset);
@@ -2736,6 +2755,7 @@ static int32_t processPrimaryKey(SSDataBlock* pBlock, bool hasPrimaryKey, STqOff
     val.type = pColPk->info.type;
     if (IS_VAR_DATA_TYPE(pColPk->info.type)) {
       val.pData = taosMemoryMalloc(varDataLen(tmp));
+      QUERY_CHECK_NULL(val.pData, code, lino, _end, terrno);
       val.nData = varDataLen(tmp);
       memcpy(val.pData, varDataVal(tmp), varDataLen(tmp));
     } else {
@@ -2743,6 +2763,11 @@ static int32_t processPrimaryKey(SSDataBlock* pBlock, bool hasPrimaryKey, STqOff
     }
   }
   tqOffsetResetToData(offset, pBlock->info.id.uid, pBlock->info.window.ekey, val);
+
+_end:
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
+  }
   return code;
 }
 
@@ -4012,6 +4037,7 @@ int32_t createStreamScanOperatorInfo(SReadHandle* pHandle, STableScanPhysiNode*
   QUERY_CHECK_CODE(code, lino, _error);
 
   pInfo->pRes = createDataBlockFromDescNode(pDescNode);
+  QUERY_CHECK_NULL(pInfo->pRes, code, lino, _error, terrno);
   code = createSpecialDataBlock(STREAM_CLEAR, &pInfo->pUpdateRes);
   QUERY_CHECK_CODE(code, lino, _error);
 
@@ -4410,6 +4436,8 @@ static int32_t doTagScanFromCtbIdxNext(SOperatorInfo* pOperator, SSDataBlock** p
       }
       STUidTagInfo info = {.uid = uid, .pTagVal = pCur->pVal};
       info.pTagVal = taosMemoryMalloc(pCur->vLen);
+      QUERY_CHECK_NULL(info.pTagVal, code, lino, _end, terrno);
+
       memcpy(info.pTagVal, pCur->pVal, pCur->vLen);
       void* tmp = taosArrayPush(aUidTags, &info);
       QUERY_CHECK_NULL(tmp, code, lino, _end, terrno);
diff --git a/source/libs/executor/src/streamcountwindowoperator.c b/source/libs/executor/src/streamcountwindowoperator.c
index 66b63249b6..499c08f89d 100644
--- a/source/libs/executor/src/streamcountwindowoperator.c
+++ b/source/libs/executor/src/streamcountwindowoperator.c
@@ -839,6 +839,7 @@ int32_t createStreamCountAggOperatorInfo(SOperatorInfo* downstream, SPhysiNode*
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pPhyNode->pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   code = initBasicInfoEx(&pInfo->binfo, pExpSup, pExprInfo, numOfCols, pResBlock, &pTaskInfo->storageAPI.functionStore);
   QUERY_CHECK_CODE(code, lino, _error);
 
diff --git a/source/libs/executor/src/streameventwindowoperator.c b/source/libs/executor/src/streameventwindowoperator.c
index fb31f659b2..54fddf843b 100644
--- a/source/libs/executor/src/streameventwindowoperator.c
+++ b/source/libs/executor/src/streameventwindowoperator.c
@@ -899,6 +899,7 @@ int32_t createStreamEventAggOperatorInfo(SOperatorInfo* downstream, SPhysiNode*
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pPhyNode->pOutputDataBlockDesc);
+   QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   code = initBasicInfoEx(&pInfo->binfo, pExpSup, pExprInfo, numOfCols, pResBlock, &pTaskInfo->storageAPI.functionStore);
   QUERY_CHECK_CODE(code, lino, _error);
 
diff --git a/source/libs/executor/src/streamfilloperator.c b/source/libs/executor/src/streamfilloperator.c
index 274316972e..b7b5b1a38c 100644
--- a/source/libs/executor/src/streamfilloperator.c
+++ b/source/libs/executor/src/streamfilloperator.c
@@ -1376,7 +1376,9 @@ int32_t createStreamFillOperatorInfo(SOperatorInfo* downstream, SStreamFillPhysi
 
   initResultSizeInfo(&pOperator->resultInfo, 4096);
   pInfo->pRes = createDataBlockFromDescNode(pPhyFillNode->node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pInfo->pRes, code, lino, _error, terrno);
   pInfo->pSrcBlock = createDataBlockFromDescNode(pPhyFillNode->node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pInfo->pSrcBlock, code, lino, _error, terrno);
   code = blockDataEnsureCapacity(pInfo->pRes, pOperator->resultInfo.capacity);
   QUERY_CHECK_CODE(code, lino, _error);
 
diff --git a/source/libs/executor/src/streamtimewindowoperator.c b/source/libs/executor/src/streamtimewindowoperator.c
index fd918f1514..e95ffeb658 100644
--- a/source/libs/executor/src/streamtimewindowoperator.c
+++ b/source/libs/executor/src/streamtimewindowoperator.c
@@ -1899,6 +1899,7 @@ int32_t createStreamFinalIntervalOperatorInfo(SOperatorInfo* downstream, SPhysiN
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pPhyNode->pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   initBasicInfo(&pInfo->binfo, pResBlock);
 
   pInfo->pState = taosMemoryCalloc(1, sizeof(SStreamState));
@@ -3735,6 +3736,7 @@ int32_t createStreamSessionAggOperatorInfo(SOperatorInfo* downstream, SPhysiNode
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pPhyNode->pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   code = initBasicInfoEx(&pInfo->binfo, pExpSup, pExprInfo, numOfCols, pResBlock, &pTaskInfo->storageAPI.functionStore);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
@@ -4904,6 +4906,7 @@ int32_t createStreamStateAggOperatorInfo(SOperatorInfo* downstream, SPhysiNode*
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pPhyNode->pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   code = initBasicInfoEx(&pInfo->binfo, pExpSup, pExprInfo, numOfCols, pResBlock, &pTaskInfo->storageAPI.functionStore);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
@@ -5189,6 +5192,7 @@ int32_t createStreamIntervalOperatorInfo(SOperatorInfo* downstream, SPhysiNode*
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pPhyNode->pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   pInfo->interval = (SInterval){
       .interval = pIntervalPhyNode->interval,
       .sliding = pIntervalPhyNode->sliding,
diff --git a/source/libs/executor/src/sysscanoperator.c b/source/libs/executor/src/sysscanoperator.c
index e558699ec8..f56945aa59 100644
--- a/source/libs/executor/src/sysscanoperator.c
+++ b/source/libs/executor/src/sysscanoperator.c
@@ -2142,6 +2142,7 @@ int32_t createSysTableScanOperatorInfo(void* readHandle, SSystemTableScanPhysiNo
   SOperatorInfo*     pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
   if (pInfo == NULL || pOperator == NULL) {
     code = TSDB_CODE_OUT_OF_MEMORY;
+    lino = __LINE__;   
     goto _error;
   }
 
@@ -2150,9 +2151,7 @@ int32_t createSysTableScanOperatorInfo(void* readHandle, SSystemTableScanPhysiNo
 
   int32_t num = 0;
   code = extractColMatchInfo(pScanNode->pScanCols, pDescNode, &num, COL_MATCH_FROM_COL_ID, &pInfo->matchInfo);
-  if (code != TSDB_CODE_SUCCESS) {
-    goto _error;
-  }
+  QUERY_CHECK_CODE(code, lino, _error);
 
   extractTbnameSlotId(pInfo, pScanNode);
 
@@ -2160,9 +2159,11 @@ int32_t createSysTableScanOperatorInfo(void* readHandle, SSystemTableScanPhysiNo
 
   pInfo->accountId = pScanPhyNode->accountId;
   pInfo->pUser = taosStrdup((void*)pUser);
+  QUERY_CHECK_NULL(pInfo->pUser, code, lino, _error, terrno);
   pInfo->sysInfo = pScanPhyNode->sysInfo;
   pInfo->showRewrite = pScanPhyNode->showRewrite;
   pInfo->pRes = createDataBlockFromDescNode(pDescNode);
+  QUERY_CHECK_NULL(pInfo->pRes, code, lino, _error, terrno);
   pInfo->pCondition = pScanNode->node.pConditions;
   code = filterInitFromNode(pScanNode->node.pConditions, &pOperator->exprSupp.pFilterInfo, 0);
   QUERY_CHECK_CODE(code, lino, _error);
@@ -2202,7 +2203,7 @@ _error:
   if (code != TSDB_CODE_SUCCESS) {
     qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
   }
-  taosMemoryFreeClear(pOperator);
+  destroyOperator(pOperator);
   pTaskInfo->code = code;
   return code;
 }
@@ -2232,15 +2233,19 @@ void destroySysScanOperator(void* param) {
   (void)tsem_destroy(&pInfo->ready);
   blockDataDestroy(pInfo->pRes);
 
-  const char* name = tNameGetTableName(&pInfo->name);
-  if (strncasecmp(name, TSDB_INS_TABLE_TABLES, TSDB_TABLE_FNAME_LEN) == 0 ||
-      strncasecmp(name, TSDB_INS_TABLE_TAGS, TSDB_TABLE_FNAME_LEN) == 0 ||
-      strncasecmp(name, TSDB_INS_TABLE_COLS, TSDB_TABLE_FNAME_LEN) == 0 || pInfo->pCur != NULL) {
-    if (pInfo->pAPI->metaFn.closeTableMetaCursor != NULL) {
-      pInfo->pAPI->metaFn.closeTableMetaCursor(pInfo->pCur);
-    }
+  if (pInfo->name.type == TSDB_TABLE_NAME_T) {
+    const char* name = tNameGetTableName(&pInfo->name);
+    if (strncasecmp(name, TSDB_INS_TABLE_TABLES, TSDB_TABLE_FNAME_LEN) == 0 ||
+        strncasecmp(name, TSDB_INS_TABLE_TAGS, TSDB_TABLE_FNAME_LEN) == 0 ||
+        strncasecmp(name, TSDB_INS_TABLE_COLS, TSDB_TABLE_FNAME_LEN) == 0 || pInfo->pCur != NULL) {
+      if (pInfo->pAPI->metaFn.closeTableMetaCursor != NULL) {
+        pInfo->pAPI->metaFn.closeTableMetaCursor(pInfo->pCur);
+      }
 
-    pInfo->pCur = NULL;
+      pInfo->pCur = NULL;
+    }
+  } else {
+    qError("pInfo->name is not initialized");
   }
 
   if (pInfo->pIdx) {
@@ -2762,6 +2767,7 @@ int32_t createDataBlockInfoScanOperator(SReadHandle* readHandle, SBlockDistScanP
   }
 
   pInfo->pResBlock = createDataBlockFromDescNode(pBlockScanNode->node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pInfo->pResBlock, code, lino, _error, terrno);
   code = blockDataEnsureCapacity(pInfo->pResBlock, 1);
   QUERY_CHECK_CODE(code, lino, _error);
 
diff --git a/source/libs/executor/src/timesliceoperator.c b/source/libs/executor/src/timesliceoperator.c
index 29730c6919..a4bf2dce72 100644
--- a/source/libs/executor/src/timesliceoperator.c
+++ b/source/libs/executor/src/timesliceoperator.c
@@ -1159,6 +1159,7 @@ int32_t createTimeSliceOperatorInfo(SOperatorInfo* downstream, SPhysiNode* pPhyN
   pInfo->pFillColInfo = createFillColInfo(pExprInfo, numOfExprs, NULL, 0, (SNodeListNode*)pInterpPhyNode->pFillValues);
   pInfo->pLinearInfo = NULL;
   pInfo->pRes = createDataBlockFromDescNode(pPhyNode->pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pInfo->pRes, code, lino, _error, terrno);
   pInfo->win = pInterpPhyNode->timeRange;
   pInfo->interval.interval = pInterpPhyNode->interval;
   pInfo->current = pInfo->win.skey;
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index 79006b1861..7d1c0b08a0 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -1303,6 +1303,7 @@ int32_t createIntervalOperatorInfo(SOperatorInfo* downstream, SIntervalPhysiNode
   }
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pPhyNode->window.node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   initBasicInfo(&pInfo->binfo, pResBlock);
 
   SExprSupp* pSup = &pOperator->exprSupp;
@@ -1647,6 +1648,7 @@ int32_t createStatewindowOperatorInfo(SOperatorInfo* downstream, SStateWinodwPhy
   }
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pStateNode->window.node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   initBasicInfo(&pInfo->binfo, pResBlock);
   initResultRowInfo(&pInfo->binfo.resultRowInfo);
 
@@ -1721,6 +1723,7 @@ int32_t createSessionAggOperatorInfo(SOperatorInfo* downstream, SSessionWinodwPh
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pSessionNode->window.node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   initBasicInfo(&pInfo->binfo, pResBlock);
 
   code = initAggSup(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str,
@@ -2061,6 +2064,7 @@ int32_t createMergeAlignedIntervalOperatorInfo(SOperatorInfo* downstream, SMerge
   QUERY_CHECK_CODE(code, lino, _error);
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pNode->window.node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   initBasicInfo(&iaInfo->binfo, pResBlock);
   code = initExecTimeWindowInfo(&iaInfo->twAggSup.timeWindowData, &iaInfo->win);
   QUERY_CHECK_CODE(code, lino, _error);
@@ -2388,6 +2392,7 @@ int32_t createMergeIntervalOperatorInfo(SOperatorInfo* downstream, SMergeInterva
   }
 
   SSDataBlock* pResBlock = createDataBlockFromDescNode(pIntervalPhyNode->window.node.pOutputDataBlockDesc);
+  QUERY_CHECK_NULL(pResBlock, code, lino, _error, terrno);
   initBasicInfo(&pIntervalInfo->binfo, pResBlock);
   code = initExecTimeWindowInfo(&pIntervalInfo->twAggSup.timeWindowData, &pIntervalInfo->win);
   QUERY_CHECK_CODE(code, lino, _error);