[fix](group commit) fix repaly wal check label status (#38883) (#38997)

pick https://github.com/apache/doris/pull/38883

fe/fe-core/src/main/java/org/apache/doris/common/LabelAlreadyUsedException.java

@@ -34,7 +34,8 @@ public class LabelAlreadyUsedException extends DdlException {
     }
 
     public LabelAlreadyUsedException(TransactionState txn) {
-        super("Label [" + txn.getLabel() + "] has already been used, relate to txn [" + txn.getTransactionId() + "]");
+        super("Label [" + txn.getLabel() + "] has already been used, relate to txn [" + txn.getTransactionId()
+                + "], status [" + txn.getTransactionStatus() + "].");
         switch (txn.getTransactionStatus()) {
             case UNKNOWN:
             case PREPARE:

fe/fe-core/src/main/java/org/apache/doris/service/FrontendServiceImpl.java

@@ -1751,6 +1751,9 @@ public class FrontendServiceImpl implements FrontendService.Iface {
             return result;
         }
         try {
+            if (DebugPointUtil.isEnable("FrontendServiceImpl.loadTxnRollback.error")) {
+                throw new UserException("FrontendServiceImpl.loadTxnRollback.error");
+            }
             loadTxnRollbackImpl(request);
         } catch (MetaNotFoundException e) {
             LOG.warn("failed to rollback txn, id: {}, label: {}", request.getTxnId(), request.getLabel(), e);