diff --git a/source/libs/executor/src/aggregateoperator.c b/source/libs/executor/src/aggregateoperator.c
index 61f1339c82..d9af279813 100644
--- a/source/libs/executor/src/aggregateoperator.c
+++ b/source/libs/executor/src/aggregateoperator.c
@@ -51,7 +51,7 @@ typedef struct SAggOperatorInfo {
 } SAggOperatorInfo;
 
 static void destroyAggOperatorInfo(void* param);
-static void setExecutionContext(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId);
+static int32_t setExecutionContext(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId);
 
 static int32_t createDataBlockForEmptyInput(SOperatorInfo* pOperator, SSDataBlock** ppBlock);
 static void    destroyDataBlockForEmptyInput(bool blockAllocated, SSDataBlock** ppBlock);
@@ -63,7 +63,7 @@ static int32_t doInitAggInfoSup(SAggSupporter* pAggSup, SqlFunctionCtx* pCtx, in
 
 static int32_t addNewResultRowBuf(SResultRow* pWindowRes, SDiskbasedBuf* pResultBuf, uint32_t size);
 
-static void doSetTableGroupOutputBuf(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId);
+static int32_t doSetTableGroupOutputBuf(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId);
 
 static void functionCtxSave(SqlFunctionCtx* pCtx, SFunctionCtxStatus* pStatus);
 static void functionCtxRestore(SqlFunctionCtx* pCtx, SFunctionCtxStatus* pStatus);
@@ -184,7 +184,8 @@ static bool nextGroupedResult(SOperatorInfo* pOperator) {
   if (pBlock) {
     pAggInfo->pNewGroupBlock = NULL;
     tSimpleHashClear(pAggInfo->aggSup.pResultRowHashTable);
-    setExecutionContext(pOperator, pOperator->exprSupp.numOfExprs, pBlock->info.id.groupId);
+    code = setExecutionContext(pOperator, pOperator->exprSupp.numOfExprs, pBlock->info.id.groupId);
+    QUERY_CHECK_CODE(code, lino, _end);
     code = setInputDataBlock(pSup, pBlock, order, pBlock->info.scanFlag, true);
     QUERY_CHECK_CODE(code, lino, _end);
 
@@ -225,12 +226,19 @@ static bool nextGroupedResult(SOperatorInfo* pOperator) {
       break;
     }
     // the pDataBlock are always the same one, no need to call this again
-    setExecutionContext(pOperator, pOperator->exprSupp.numOfExprs, pBlock->info.id.groupId);
+    code = setExecutionContext(pOperator, pOperator->exprSupp.numOfExprs, pBlock->info.id.groupId);
+    if (code != TSDB_CODE_SUCCESS) {
+      destroyDataBlockForEmptyInput(blockAllocated, &pBlock);
+      T_LONG_JMP(pTaskInfo->env, code);
+    }
     code = setInputDataBlock(pSup, pBlock, order, pBlock->info.scanFlag, true);
-    QUERY_CHECK_CODE(code, lino, _end);
+    if (code != TSDB_CODE_SUCCESS) {
+      destroyDataBlockForEmptyInput(blockAllocated, &pBlock);
+      T_LONG_JMP(pTaskInfo->env, code);
+    }
 
     code = doAggregateImpl(pOperator, pSup->pCtx);
-    if (code != 0) {
+    if (code != TSDB_CODE_SUCCESS) {
       destroyDataBlockForEmptyInput(blockAllocated, &pBlock);
       T_LONG_JMP(pTaskInfo->env, code);
     }
@@ -427,20 +435,24 @@ void destroyDataBlockForEmptyInput(bool blockAllocated, SSDataBlock** ppBlock) {
   *ppBlock = NULL;
 }
 
-void setExecutionContext(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId) {
+int32_t setExecutionContext(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId) {
+  int32_t           code = TSDB_CODE_SUCCESS;
   SAggOperatorInfo* pAggInfo = pOperator->info;
   if (pAggInfo->groupId != UINT64_MAX && pAggInfo->groupId == groupId) {
-    return;
+    return code;
   }
 
-  doSetTableGroupOutputBuf(pOperator, numOfOutput, groupId);
+  code = doSetTableGroupOutputBuf(pOperator, numOfOutput, groupId);
 
   // record the current active group id
   pAggInfo->groupId = groupId;
+  return code;
 }
 
-void doSetTableGroupOutputBuf(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId) {
+int32_t doSetTableGroupOutputBuf(SOperatorInfo* pOperator, int32_t numOfOutput, uint64_t groupId) {
   // for simple group by query without interval, all the tables belong to one group result.
+  int32_t           code = TSDB_CODE_SUCCESS;
+  int32_t           lino = 0;
   SExecTaskInfo*    pTaskInfo = pOperator->pTaskInfo;
   SAggOperatorInfo* pAggInfo = pOperator->info;
 
@@ -452,23 +464,27 @@ void doSetTableGroupOutputBuf(SOperatorInfo* pOperator, int32_t numOfOutput, uin
       doSetResultOutBufByKey(pAggInfo->aggSup.pResultBuf, pResultRowInfo, (char*)&groupId, sizeof(groupId), true,
                              groupId, pTaskInfo, false, &pAggInfo->aggSup, true);
   if (pResultRow == NULL || pTaskInfo->code != 0) {
-    T_LONG_JMP(pTaskInfo->env, pTaskInfo->code);
+    code = pTaskInfo->code;
+    lino = __LINE__;
+    goto _end;
   }
   /*
    * not assign result buffer yet, add new result buffer
    * all group belong to one result set, and each group result has different group id so set the id to be one
    */
   if (pResultRow->pageId == -1) {
-    int32_t ret = addNewResultRowBuf(pResultRow, pAggInfo->aggSup.pResultBuf, pAggInfo->binfo.pRes->info.rowSize);
-    if (ret != TSDB_CODE_SUCCESS) {
-      T_LONG_JMP(pTaskInfo->env, terrno);
-    }
+    code = addNewResultRowBuf(pResultRow, pAggInfo->aggSup.pResultBuf, pAggInfo->binfo.pRes->info.rowSize);
+    QUERY_CHECK_CODE(code, lino, _end);
   }
 
-  int32_t ret = setResultRowInitCtx(pResultRow, pCtx, numOfOutput, rowEntryInfoOffset);
-  if (ret != TSDB_CODE_SUCCESS) {
-    T_LONG_JMP(pTaskInfo->env, ret);
+  code = setResultRowInitCtx(pResultRow, pCtx, numOfOutput, rowEntryInfoOffset);
+  QUERY_CHECK_CODE(code, lino, _end);
+
+_end:
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
   }
+  return code;
 }
 
 // a new buffer page for each table. Needs to opt this design
diff --git a/source/libs/executor/src/exchangeoperator.c b/source/libs/executor/src/exchangeoperator.c
index f6f3570804..d43f37ca9e 100644
--- a/source/libs/executor/src/exchangeoperator.c
+++ b/source/libs/executor/src/exchangeoperator.c
@@ -464,7 +464,10 @@ _error:
 
 void destroyExchangeOperatorInfo(void* param) {
   SExchangeInfo* pExInfo = (SExchangeInfo*)param;
-  (void)taosRemoveRef(exchangeObjRefPool, pExInfo->self);
+  int32_t        code = taosRemoveRef(exchangeObjRefPool, pExInfo->self);
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+  }
 }
 
 void freeBlock(void* pParam) {
@@ -505,7 +508,10 @@ void doDestroyExchangeOperatorInfo(void* param) {
   blockDataDestroy(pExInfo->pDummyBlock);
   tSimpleHashCleanup(pExInfo->pHashSources);
 
-  (void)tsem_destroy(&pExInfo->ready);
+  int32_t code = tsem_destroy(&pExInfo->ready);
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+  }
   taosMemoryFreeClear(pExInfo->pTaskId);
 
   taosMemoryFreeClear(param);
@@ -561,9 +567,13 @@ int32_t loadRemoteDataCallback(void* param, SDataBuf* pMsg, int32_t code) {
   if (code != TSDB_CODE_SUCCESS) {
     code = TAOS_SYSTEM_ERROR(code);
     qError("failed to invoke post when fetch rsp is ready, code:%s, %p", tstrerror(code), pExchangeInfo);
+    return code;
   }
 
-  (void)taosReleaseRef(exchangeObjRefPool, pWrapper->exchangeId);
+  code = taosReleaseRef(exchangeObjRefPool, pWrapper->exchangeId);
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+  }
   return code;
 }
 
@@ -1190,7 +1200,14 @@ static int32_t exchangeWait(SOperatorInfo* pOperator, SExchangeInfo* pExchangeIn
       return pTask->code;
     }
   }
-  (void)tsem_wait(&pExchangeInfo->ready);
+
+  code = tsem_wait(&pExchangeInfo->ready);
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+    pTask->code = code;
+    return pTask->code;
+  }
+
   if (pTask->pWorkerCb) {
     code = pTask->pWorkerCb->afterRecoverFromBlocking(pTask->pWorkerCb->pPool);
     if (code != TSDB_CODE_SUCCESS) {
diff --git a/source/libs/executor/src/executor.c b/source/libs/executor/src/executor.c
index c8512636d9..62932513f4 100644
--- a/source/libs/executor/src/executor.c
+++ b/source/libs/executor/src/executor.c
@@ -904,8 +904,14 @@ void qStopTaskOperators(SExecTaskInfo* pTaskInfo) {
     }
     SExchangeInfo* pExchangeInfo = taosAcquireRef(exchangeObjRefPool, pStop->refId);
     if (pExchangeInfo) {
-      (void)tsem_post(&pExchangeInfo->ready);
-      (void)taosReleaseRef(exchangeObjRefPool, pStop->refId);
+      int32_t code = tsem_post(&pExchangeInfo->ready);
+      if (code != TSDB_CODE_SUCCESS) {
+        qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+      }
+      code = taosReleaseRef(exchangeObjRefPool, pStop->refId);
+      if (code != TSDB_CODE_SUCCESS) {
+        qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+      }
     }
   }
 
diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index 3cc1d41924..5f137e46f1 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -671,7 +671,8 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int
       STableCachedVal* pVal = taosLRUCacheValue(pCache->pTableMetaEntryCache, h);
       val = *pVal;
 
-      (void)taosLRUCacheRelease(pCache->pTableMetaEntryCache, h, false);
+      bool bRes = taosLRUCacheRelease(pCache->pTableMetaEntryCache, h, false);
+      qTrace("release LRU cache, res %d", bRes);
     }
 
     qDebug("retrieve table meta from cache:%" PRIu64 ", hit:%" PRIu64 " miss:%" PRIu64 ", %s", pCache->metaFetch,
@@ -893,7 +894,10 @@ void markGroupProcessed(STableScanInfo* pInfo, uint64_t groupId) {
   if (pInfo->base.pTableListInfo->groupOffset) {
     pInfo->countState = TABLE_COUNT_STATE_PROCESSED;
   } else {
-    (void)taosHashRemove(pInfo->base.pTableListInfo->remainGroups, &groupId, sizeof(groupId));
+    int32_t code = taosHashRemove(pInfo->base.pTableListInfo->remainGroups, &groupId, sizeof(groupId));
+    if (code != TSDB_CODE_SUCCESS) {
+      qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+    }
   }
 }
 
@@ -4529,6 +4533,7 @@ static int32_t tagScanFillResultBlock(SOperatorInfo* pOperator, SSDataBlock* pRe
         SColumnInfoData* pDst = taosArrayGet(pRes->pDataBlock, pExprInfo[j].base.resSchema.slotId);
         QUERY_CHECK_NULL(pDst, code, lino, _end, terrno);
         code = tagScanFillOneCellWithTag(pOperator, pUidTagInfo, &pExprInfo[j], pDst, i, pAPI, pInfo->readHandle.vnode);
+        QUERY_CHECK_CODE(code, lino, _end);
       }
     }
   } else {
diff --git a/source/libs/executor/src/sysscanoperator.c b/source/libs/executor/src/sysscanoperator.c
index 85a8b035da..42fc5b7f7d 100644
--- a/source/libs/executor/src/sysscanoperator.c
+++ b/source/libs/executor/src/sysscanoperator.c
@@ -2177,7 +2177,12 @@ static SSDataBlock* sysTableScanFromMNode(SOperatorInfo* pOperator, SSysTableSca
       T_LONG_JMP(pTaskInfo->env, code);
     }
 
-    (void)tsem_wait(&pInfo->ready);
+    code = tsem_wait(&pInfo->ready);
+    if (code != TSDB_CODE_SUCCESS) {
+      qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+      pTaskInfo->code = code;
+      T_LONG_JMP(pTaskInfo->env, code);
+    }
 
     if (pTaskInfo->code) {
       qError("%s load meta data from mnode failed, totalRows:%" PRIu64 ", code:%s", GET_TASKID(pTaskInfo),
@@ -2327,7 +2332,10 @@ void extractTbnameSlotId(SSysTableScanInfo* pInfo, const SScanPhysiNode* pScanNo
 
 void destroySysScanOperator(void* param) {
   SSysTableScanInfo* pInfo = (SSysTableScanInfo*)param;
-  (void)tsem_destroy(&pInfo->ready);
+  int32_t            code = tsem_destroy(&pInfo->ready);
+  if (code != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(code));
+  }
   blockDataDestroy(pInfo->pRes);
 
   if (pInfo->name.type == TSDB_TABLE_NAME_T) {
@@ -2383,7 +2391,10 @@ int32_t loadSysTableCallback(void* param, SDataBuf* pMsg, int32_t code) {
     }
   }
 
-  (void)tsem_post(&pScanResInfo->ready);
+  int32_t res = tsem_post(&pScanResInfo->ready);
+  if (res != TSDB_CODE_SUCCESS) {
+    qError("%s failed at line %d since %s", __func__, __LINE__, tstrerror(res));
+  }
   return TSDB_CODE_SUCCESS;
 }
 
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index fc91877b66..1999694057 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -1231,7 +1231,7 @@ void destroyIntervalOperatorInfo(void* param) {
   cleanupAggSup(&pInfo->aggSup);
   cleanupExprSupp(&pInfo->scalarSupp);
 
-  (void)tdListFree(pInfo->binfo.resultRowInfo.openWindow);
+  pInfo->binfo.resultRowInfo.openWindow = tdListFree(pInfo->binfo.resultRowInfo.openWindow);
 
   taosArrayDestroy(pInfo->pInterpCols);
   pInfo->pInterpCols = NULL;
@@ -2132,7 +2132,7 @@ typedef struct SGroupTimeWindow {
 
 void destroyMergeIntervalOperatorInfo(void* param) {
   SMergeIntervalAggOperatorInfo* miaInfo = (SMergeIntervalAggOperatorInfo*)param;
-  (void)tdListFree(miaInfo->groupIntervals);
+  miaInfo->groupIntervals = tdListFree(miaInfo->groupIntervals);
   destroyIntervalOperatorInfo(&miaInfo->intervalAggOperatorInfo);
 
   taosMemoryFreeClear(param);
@@ -2162,7 +2162,8 @@ static int32_t outputPrevIntervalResult(SOperatorInfo* pOperatorInfo, uint64_t t
 
     STimeWindow* prevWin = &prevGrpWin->window;
     if ((ascScan && newWin->skey > prevWin->ekey) || ((!ascScan) && newWin->skey < prevWin->ekey)) {
-      (void)tdListPopNode(miaInfo->groupIntervals, listNode);
+      SListNode* tmp = tdListPopNode(miaInfo->groupIntervals, listNode);
+      taosMemoryFreeClear(tmp);
     }
   }