fix(stream): check task

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

@@ -983,7 +983,7 @@ int32_t tqProcessStreamTaskCheckReq(STQ* pTq, SRpcMsg* pMsg) {
     rsp.status = 0;
   }
 
-  streamMetaReleaseTask(pTq->pStreamMeta, pTask);
+  if (pTask) streamMetaReleaseTask(pTq->pStreamMeta, pTask);
 
   tqDebug("tq recv task check req(reqId: %" PRId64 ") %d at node %d check req from task %d at node %d, status %d",
           rsp.reqId, rsp.downstreamTaskId, rsp.downstreamNodeId, rsp.upstreamTaskId, rsp.upstreamNodeId, rsp.status);

source/libs/wal/src/walWrite.c

@@ -22,6 +22,8 @@
 int32_t walRestoreFromSnapshot(SWal *pWal, int64_t ver) {
   taosThreadMutexLock(&pWal->mutex);
 
+  wInfo("vgId:%d, restore from snapshot, version %" PRId64, pWal->cfg.vgId, ver);
+
   void *pIter = NULL;
   while (1) {
     pIter = taosHashIterate(pWal->pRefHash, pIter);