Merge pull request #21030 from taosdata/fix/liaohj_main

fix(query): add null ptr check.

source/dnode/vnode/src/tsdb/tsdbMergeTree.c

@@ -88,6 +88,10 @@ void getLastBlockLoadInfo(SSttBlockLoadInfo *pLoadInfo, int64_t *blocks, double
 }
 
 void *destroyLastBlockLoadInfo(SSttBlockLoadInfo *pLoadInfo) {
+  if (pLoadInfo == NULL) {
+    return NULL;
+  }
+
   for (int32_t i = 0; i < pLoadInfo->numOfStt; ++i) {
     pLoadInfo[i].currentLoadBlockIndex = 1;
     pLoadInfo[i].blockIndex[0] = -1;

source/libs/stream/src/stream.c

@@ -52,7 +52,7 @@ void streamCleanUp() {
 void streamSchedByTimer(void* param, void* tmrId) {
   SStreamTask* pTask = (void*)param;
 
-  if (atomic_load_8(&pTask->status.taskStatus) == TASK_STATUS__DROPPING) {
+  if (streamTaskShouldStop(&pTask->status)) {
     streamMetaReleaseTask(NULL, pTask);
     return;
   }

tests/system-test/7-tmq/tmqCommon.py

@@ -170,7 +170,7 @@ class TMQCom:
                     if tdSql.getData(i, 1) == 1:
                         loopFlag = 0
                         break
-            time.sleep(0.02)
+            time.sleep(0.10)
         return
 
     def create_database(self,tsql, dbName,dropFlag=1,vgroups=4,replica=1):