diff --git a/source/libs/executor/src/executor.c b/source/libs/executor/src/executor.c
index af82baa6d9..531be3ea62 100644
--- a/source/libs/executor/src/executor.c
+++ b/source/libs/executor/src/executor.c
@@ -166,7 +166,8 @@ static int32_t doSetStreamBlock(SOperatorInfo* pOperator, void* input, size_t nu
 
       pInfo->blockType = STREAM_INPUT__DATA_BLOCK;
     } else if (type == STREAM_INPUT__CHECKPOINT) {
-      taosArrayPush(pInfo->pBlockLists, input);
+      SPackedData tmp = {.pDataBlock = input};
+      taosArrayPush(pInfo->pBlockLists, &tmp);
       pInfo->blockType = STREAM_INPUT__CHECKPOINT;
     } else {
       ASSERT(0);
diff --git a/source/libs/executor/src/scanoperator.c b/source/libs/executor/src/scanoperator.c
index f8133882c9..30e9d9e095 100644
--- a/source/libs/executor/src/scanoperator.c
+++ b/source/libs/executor/src/scanoperator.c
@@ -2179,7 +2179,9 @@ FETCH_NEXT_BLOCK:
     int32_t  current = pInfo->validBlockIndex++;
     qDebug("process %d/%d input data blocks, %s", current, (int32_t) total, id);
 
-    SSDataBlock* pBlock = taosArrayGet(pInfo->pBlockLists, current);
+    SPackedData* pData = taosArrayGet(pInfo->pBlockLists, current);
+    SSDataBlock* pBlock = pData->pDataBlock;
+
     if (pBlock->info.type == STREAM_CHECKPOINT) {
       streamScanOperatorSaveCheckpoint(pInfo);
       pAPI->stateStore.streamStateCommit(pInfo->pState);
diff --git a/source/libs/stream/src/streamTask.c b/source/libs/stream/src/streamTask.c
index d0694f72e7..1684227a81 100644
--- a/source/libs/stream/src/streamTask.c
+++ b/source/libs/stream/src/streamTask.c
@@ -235,14 +235,15 @@ void tFreeStreamTask(SStreamTask* pTask) {
 
   if (pTask->outputType == TASK_OUTPUT__SHUFFLE_DISPATCH) {
     taosArrayDestroy(pTask->shuffleDispatcher.dbInfo.pVgroupInfos);
-    taosArrayDestroy(pTask->checkReqIds);
-    pTask->checkReqIds = NULL;
+    pTask->checkReqIds =taosArrayDestroy(pTask->checkReqIds);
   }
 
   if (pTask->pState) {
     streamStateClose(pTask->pState, status == TASK_STATUS__DROPPING);
   }
 
+  pTask->pRpcMsgList = taosArrayDestroy(pTask->pRpcMsgList);
+
   if (pTask->id.idStr != NULL) {
     taosMemoryFree((void*)pTask->id.idStr);
   }