fix(stream): free msg after send checkpoint rsp.

source/dnode/mgmt/mgmt_vnode/src/vmHandle.c

@@ -752,6 +752,7 @@ SArray *vmGetMsgHandles() {
   if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_RESUME, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_VND_STREAM_CHECK_POINT_SOURCE, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_CHECKPOINT, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER;
+  if (dmSetMgmtHandle(pArray, TDMT_STREAM_TASK_CHECKPOINT_RSP, vmPutMsgToStreamQueue, 0) == NULL) goto _OVER;
 
   if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_REPLICA, vmPutMsgToMgmtQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_CONFIG, vmPutMsgToWriteQueue, 0) == NULL) goto _OVER;

source/libs/stream/src/streamDispatch.c

@@ -487,6 +487,8 @@ int32_t streamTaskSendCheckpointRsp(SStreamTask* pTask, int32_t vgId) {
     tmsgSendRsp(pMsg);
   }
 
+  taosArrayClear(pTask->pRpcMsgList);
+
   int8_t prev = pTask->status.taskStatus;
   pTask->status.taskStatus = TASK_STATUS__NORMAL;
   qDebug("s-task:%s level:%d source checkpoint completed msg sent to upstream, set status:%s, prev:%s", pTask->id.idStr,
@@ -502,6 +504,8 @@ int32_t streamTaskSendCheckpointSourceRsp(SStreamTask* pTask) {
 
   tmsgSendRsp(pMsg);
 
+  taosArrayClear(pTask->pRpcMsgList);
+
   int8_t prev = pTask->status.taskStatus;
   pTask->status.taskStatus = TASK_STATUS__NORMAL;
   qDebug("s-task:%s level:%d source checkpoint completed msg sent to mnode, set status:%s, prev:%s", pTask->id.idStr,