fix(tmq): fix the invalid read.

source/client/src/clientTmq.c

@@ -1289,9 +1289,11 @@ int32_t tmqPollCb(void* param, SDataBuf* pMsg, int32_t code) {
     tDecoderClear(&decoder);
     memcpy(&pRspWrapper->dataRsp, pMsg->pData, sizeof(SMqRspHead));
 
-    tscDebug("consumer:0x%" PRIx64 " recv poll rsp, vgId:%d, req offset:%" PRId64 ", rsp offset:%" PRId64 " type %d, reqId:0x%"PRIx64,
-             tmq->consumerId, pVg->vgId, pRspWrapper->dataRsp.reqOffset.version, pRspWrapper->dataRsp.rspOffset.version,
-             rspType, requestId);
+    tscDebug("consumer:0x%" PRIx64 " recv poll rsp, vgId:%d, req:%" PRId64 ", rsp:%" PRId64
+             " type %d, reqId:0x%" PRIx64,
+             tmq->consumerId, pParam->vgId, pRspWrapper->dataRsp.reqOffset.version,
+             pRspWrapper->dataRsp.rspOffset.version, rspType, requestId);
+
   } else if (rspType == TMQ_MSG_TYPE__POLL_META_RSP) {
     SDecoder decoder;
     tDecoderInit(&decoder, POINTER_SHIFT(pMsg->pData, sizeof(SMqRspHead)), pMsg->len - sizeof(SMqRspHead));
@@ -1378,6 +1380,7 @@ bool tmqUpdateEp(tmq_t* tmq, int32_t epoch, const SMqAskEpRsp* pRsp) {
 
     int32_t vgNumGet = taosArrayGetSize(pTopicEp->vgs);
     topic.vgs = taosArrayInit(vgNumGet, sizeof(SMqClientVg));
+
     for (int32_t j = 0; j < vgNumGet; j++) {
       SMqSubVgEp* pVgEp = taosArrayGet(pTopicEp->vgs, j);
       sprintf(vgKey, "%s:%d", topic.topicName, pVgEp->vgId);