[SUPPORT] Rollback failed due to FileAlreadyExistsException

Encountered the following exception when a failover happened to a Flink writing job. The issue was gone after I manually restarted the TaskManager and JobManager.
```
2023-04-20 18:21:54
org.apache.flink.util.FlinkException: Global failure triggered by OperatorCoordinator for 'stream_write: table' (operator 20877dd6a14a14362bef89e1f14a4f81).
at org.apache.flink.runtime.operators.coordination.OperatorCoordinatorHolder$LazyInitializedCoordinatorContext.failJob(OperatorCoordinatorHolder.java:617)
at org.apache.hudi.sink.StreamWriteOperatorCoordinator.lambda$start$0(StreamWriteOperatorCoordinator.java:196)
at org.apache.hudi.sink.utils.NonThrownExecutor.handleException(NonThrownExecutor.java:142)
at org.apache.hudi.sink.utils.NonThrownExecutor.lambda$wrapAction$0(NonThrownExecutor.java:133)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.hudi.exception.HoodieException: Executor executes action [initialize instant ] error
... 6 more
Caused by: org.apache.hudi.exception.HoodieRollbackException: Failed to rollback s3a://path-to-table commits 20230420215438101
at org.apache.hudi.client.BaseHoodieTableServiceClient.rollback(BaseHoodieTableServiceClient.java:827)
at org.apache.hudi.client.BaseHoodieTableServiceClient.rollbackFailedWrites(BaseHoodieTableServiceClient.java:731)
at org.apache.hudi.client.BaseHoodieTableServiceClient.rollbackFailedWrites(BaseHoodieTableServiceClient.java:715)
at org.apache.hudi.client.BaseHoodieTableServiceClient.rollbackFailedWrites(BaseHoodieTableServiceClient.java:710)
at org.apache.hudi.client.BaseHoodieWriteClient.lambda$startCommit$afea71c0$1(BaseHoodieWriteClient.java:810)
at org.apache.hudi.common.util.CleanerUtils.rollbackFailedWrites(CleanerUtils.java:156)
at org.apache.hudi.client.BaseHoodieWriteClient.startCommit(BaseHoodieWriteClient.java:809)
at org.apache.hudi.sink.StreamWriteOperatorCoordinator.startInstant(StreamWriteOperatorCoordinator.java:399)
at org.apache.hudi.sink.StreamWriteOperatorCoordinator.lambda$initInstant$6(StreamWriteOperatorCoordinator.java:426)
at org.apache.hudi.sink.utils.NonThrownExecutor.lambda$wrapAction$0(NonThrownExecutor.java:130)
... 3 more
Caused by: org.apache.hudi.exception.HoodieException: org.apache.hudi.exception.HoodieException: Error occurs when executing flatMap
at jdk.internal.reflect.GeneratedConstructorAccessor80.newInstance(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.base/java.util.concurrent.ForkJoinTask.getThrowableException(Unknown Source)
at java.base/java.util.concurrent.ForkJoinTask.reportException(Unknown Source)
at java.base/java.util.concurrent.ForkJoinTask.invoke(Unknown Source)
at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateParallel(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.evaluate(Unknown Source)
at java.base/java.util.stream.ReferencePipeline.collect(Unknown Source)
at org.apache.hudi.client.common.HoodieFlinkEngineContext.flatMap(HoodieFlinkEngineContext.java:140)
at org.apache.hudi.table.action.rollback.BaseRollbackHelper.maybeDeleteAndCollectStats(BaseRollbackHelper.java:115)
at org.apache.hudi.table.action.rollback.BaseRollbackHelper.performRollback(BaseRollbackHelper.java:82)
at org.apache.hudi.table.action.rollback.BaseRollbackActionExecutor.executeRollback(BaseRollbackActionExecutor.java:233)
at org.apache.hudi.table.action.rollback.MergeOnReadRollbackActionExecutor.executeRollback(MergeOnReadRollbackActionExecutor.java:87)
at org.apache.hudi.table.action.rollback.BaseRollbackActionExecutor.doRollbackAndGetStats(BaseRollbackActionExecutor.java:215)
at org.apache.hudi.table.action.rollback.BaseRollbackActionExecutor.runRollback(BaseRollbackActionExecutor.java:108)
at org.apache.hudi.table.action.rollback.BaseRollbackActionExecutor.execute(BaseRollbackActionExecutor.java:135)
at org.apache.hudi.table.HoodieFlinkMergeOnReadTable.rollback(HoodieFlinkMergeOnReadTable.java:128)
at org.apache.hudi.client.BaseHoodieTableServiceClient.rollback(BaseHoodieTableServiceClient.java:810)
... 12 more
Caused by: org.apache.hudi.exception.HoodieException: Error occurs when executing flatMap
at org.apache.hudi.common.function.FunctionWrapper.lambda$throwingFlatMapWrapper$1(FunctionWrapper.java:50)
at java.base/java.util.stream.ReferencePipeline$7$1.accept(Unknown Source)
at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.copyInto(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
at java.base/java.util.stream.ReduceOps$ReduceTask.doLeaf(Unknown Source)
at java.base/java.util.stream.ReduceOps$ReduceTask.doLeaf(Unknown Source)
at java.base/java.util.stream.AbstractTask.compute(Unknown Source)
at java.base/java.util.concurrent.CountedCompleter.exec(Unknown Source)
at java.base/java.util.concurrent.ForkJoinTask.doExec(Unknown Source)
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(Unknown Source)
at java.base/java.util.concurrent.ForkJoinPool.scan(Unknown Source)
at java.base/java.util.concurrent.ForkJoinPool.runWorker(Unknown Source)
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(Unknown Source)
Caused by: org.apache.hudi.exception.HoodieRollbackException: Failed to rollback for instant [==>20230420215438101__deltacommit__INFLIGHT]
at org.apache.hudi.table.action.rollback.BaseRollbackHelper.lambda$maybeDeleteAndCollectStats$309309f3$1(BaseRollbackHelper.java:146)
at org.apache.hudi.common.function.FunctionWrapper.lambda$throwingFlatMapWrapper$1(FunctionWrapper.java:48)
... 13 more
Caused by: org.apache.hadoop.fs.FileAlreadyExistsException: s3a://path-to-table/dt=2023-01-20/hr=18/.207571e8-2958-43af-8b33-22a031df8387_20230420213416756.log.13_1-0-1 already exists
at org.apache.hadoop.fs.s3a.S3AFileSystem.innerCreateFile(S3AFileSystem.java:1694)
at org.apache.hadoop.fs.s3a.S3AFileSystem.lambda$create$6(S3AFileSystem.java:1646)
at org.apache.hadoop.fs.statistics.impl.IOStatisticsBinding.lambda$trackDurationOfOperation$5(IOStatisticsBinding.java:499)
at org.apache.hadoop.fs.statistics.impl.IOStatisticsBinding.trackDuration(IOStatisticsBinding.java:444)
at org.apache.hadoop.fs.s3a.S3AFileSystem.trackDurationAndSpan(S3AFileSystem.java:2337)
at org.apache.hadoop.fs.s3a.S3AFileSystem.trackDurationAndSpan(S3AFileSystem.java:2356)
at org.apache.hadoop.fs.s3a.S3AFileSystem.create(S3AFileSystem.java:1645)
at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:1195)
at org.apache.hudi.common.fs.HoodieWrapperFileSystem.lambda$create$9(HoodieWrapperFileSystem.java:290)
at org.apache.hudi.common.fs.HoodieWrapperFileSystem.executeFuncWithTimeMetrics(HoodieWrapperFileSystem.java:114)
at org.apache.hudi.common.fs.HoodieWrapperFileSystem.create(HoodieWrapperFileSystem.java:288)
at org.apache.hudi.common.table.log.HoodieLogFormatWriter.createNewFile(HoodieLogFormatWriter.java:234)
at org.apache.hudi.common.table.log.HoodieLogFormatWriter.getOutputStream(HoodieLogFormatWriter.java:121)
at org.apache.hudi.common.table.log.HoodieLogFormatWriter.appendBlocks(HoodieLogFormatWriter.java:144)
at org.apache.hudi.common.table.log.HoodieLogFormatWriter.appendBlock(HoodieLogFormatWriter.java:135)
at org.apache.hudi.table.action.rollback.BaseRollbackHelper.lambda$maybeDeleteAndCollectStats$309309f3$1(BaseRollbackHelper.java:141)
... 14 more
```

**Environment Description**

* Hudi version : bdb50ddccc9631317dfb06a06abc38cbd3714ce8

* Flink version : 1.16.1

* Storage (HDFS/S3/GCS..) : S3

**Additional context**

Metadata table was not enabled.