fix(stream): fix memory leak.

source/dnode/vnode/src/tq/tq.c

@@ -635,6 +635,7 @@ int32_t tqExpandTask(STQ* pTq, SStreamTask* pTask, int64_t ver) {
     pTask->freeFp = (_free_reader_fn_t)tqCloseReader;
     SArray* pList = qGetQueriedTableListInfo(pTask->exec.pExecutor);
     tqReaderAddTbUidList(pTask->exec.pTqReader, pList);
+    taosArrayDestroy(pList);
   }
 
   streamSetupTrigger(pTask);

source/libs/stream/CMakeLists.txt

@@ -9,7 +9,7 @@ target_include_directories(
 target_link_libraries(
     stream
     PUBLIC tdb
-    PRIVATE os util transport qcom executor
+    PRIVATE os util transport qcom executor wal
 )
 
 if(${BUILD_TEST})

source/libs/stream/src/streamTask.c

@@ -15,6 +15,7 @@
 
 #include "executor.h"
 #include "tstream.h"
+#include "wal.h"
 
 SStreamTask* tNewStreamTask(int64_t streamId) {
   SStreamTask* pTask = (SStreamTask*)taosMemoryCalloc(1, sizeof(SStreamTask));
@@ -191,6 +192,10 @@ void tFreeStreamTask(SStreamTask* pTask) {
     pTask->exec.pTqReader = NULL;
   }
 
+  if (pTask->exec.pWalReader != NULL) {
+    walCloseReader(pTask->exec.pWalReader);
+  }
+
   taosArrayDestroyP(pTask->childEpInfo, taosMemoryFree);
   if (pTask->outputType == TASK_OUTPUT__TABLE) {
     tDeleteSSchemaWrapper(pTask->tbSink.pSchemaWrapper);