Hotfix/sangshuduo/td 4918 taosdemo sub afterconsume (#6685)

* [TD-4918]<fix>: taosdemo subscribe endAfterResume.

* fix mask length.

* fix heap use-after-free.

src/kit/taosdemo/taosdemo.c

@@ -7469,7 +7469,6 @@ static void *specifiedSubscribe(void *sarg) {
       }
   }
   taos_free_result(g_queryInfo.specifiedQueryInfo.res[pThreadInfo->threadID]);
-  taos_unsubscribe(g_queryInfo.specifiedQueryInfo.tsub[pThreadInfo->querySeq], 0);
   taos_close(pThreadInfo->taos);
 
   return NULL;

src/mnode/src/mnodeTable.c

@@ -1060,7 +1060,7 @@ static int32_t mnodeProcessCreateSuperTableMsg(SMnodeMsg *pMsg) {
   pStable->info.tableId = strdup(pCreate->tableName);
   pStable->info.type    = TSDB_SUPER_TABLE;
   pStable->createdTime  = taosGetTimestampMs();
-  int64_t x = (us&0x000000FFFFFFFFFF);
+  uint64_t x = (us&0x000000FFFFFFFFFF);
   x = x<<24;
   pStable->uid          = x + ((sdbGetVersion() & ((1ul << 16) - 1ul)) << 8) + (taosRand() & ((1ul << 8) - 1ul));
   pStable->sversion     = 0;
@@ -2010,7 +2010,9 @@ static int32_t mnodeDoCreateChildTable(SMnodeMsg *pMsg, int32_t tid) {
   } else {
     if (pTable->info.type == TSDB_SUPER_TABLE) {
       int64_t us = taosGetTimestampUs();
-      pTable->uid = (us << 24) + ((sdbGetVersion() & ((1ul << 16) - 1ul)) << 8) + (taosRand() & ((1ul << 8) - 1ul));
+      uint64_t x = (us&0x000000FFFFFFFFFF);
+      x = x<<24;
+      pTable->uid = x + ((sdbGetVersion() & ((1ul << 16) - 1ul)) << 8) + (taosRand() & ((1ul << 8) - 1ul));
     } else {
       pTable->uid = (((uint64_t)pTable->vgId) << 48) + ((((uint64_t)pTable->tid) & ((1ul << 24) - 1ul)) << 24) +
                     ((sdbGetVersion() & ((1ul << 16) - 1ul)) << 8) + (taosRand() & ((1ul << 8) - 1ul));