[Bug] ConcurrentModificationException #59138

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Version

2.1.8.1

What's Wrong?

WARN (ForkJoinPool-2-worker-43|116) [TabletStatMgr.lambda$null$0():72] task exec error. backend[11278]
java.lang.NullPointerException: null
at org.apache.doris.catalog.TabletInvertedIndex.getTabletMeta(TabletInvertedIndex.java:401) ~[doris-fe.jar:1.2-SNAPSHOT]
at org.apache.doris.catalog.TabletStatMgr.updateTabletStat(TabletStatMgr.java:211) ~[doris-fe.jar:1.2-SNAPSHOT]
at org.apache.doris.catalog.TabletStatMgr.lambda$null$0(TabletStatMgr.java:69) ~[doris-fe.jar:1.2-SNAPSHOT]
at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) ~[?:1.8.0_431]
at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175) ~[?:1.8.0_431]
at com.google.common.collect.CollectSpliterators$1WithCharacteristics.lambda$forEachRemaining$1(CollectSpliterators.java:72) ~[guava-33.2.1-jre.jar:?]
at java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:110) ~[?:1.8.0_431]
at com.google.common.collect.CollectSpliterators$1WithCharacteristics.forEachRemaining(CollectSpliterators.java:72) ~[guava-33.2.1-jre.jar:?]
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482) ~[?:1.8.0_431]
at java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:291) ~[?:1.8.0_431]
at java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:731) ~[?:1.8.0_431]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_431]
at java.util.concurrent.ForkJoinTask.doInvoke(ForkJoinTask.java:401) ~[?:1.8.0_431]
at java.util.concurrent.ForkJoinTask.invoke(ForkJoinTask.java:734) ~[?:1.8.0_431]
at java.util.stream.ForEachOps$ForEachOp.evaluateParallel(ForEachOps.java:160) ~[?:1.8.0_431]
at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateParallel(ForEachOps.java:174) ~[?:1.8.0_431]
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:233) ~[?:1.8.0_431]
at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) ~[?:1.8.0_431]
at org.apache.doris.catalog.TabletStatMgr.lambda$runAfterCatalogReady$1(TabletStatMgr.java:57) ~[doris-fe.jar:1.2-SNAPSHOT]
at java.util.concurrent.ForkJoinTask$AdaptedRunnableAction.exec(ForkJoinTask.java:1386) ~[?:1.8.0_431]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_431]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1067) ~[?:1.8.0_431]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1703) ~[?:1.8.0_431]
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:172) ~[?:1.8.0_431]
ERROR (tablet stat mgr|44) [Daemon.run():121] daemon thread got exception. name: tablet stat mgr
java.util.ConcurrentModificationException: null
at java.util.ArrayList$Itr.next(ArrayList.java:867) ~[?:1.8.0_431]
at org.apache.doris.catalog.TabletStatMgr.runAfterCatalogReady(TabletStatMgr.java:133) ~[doris-fe.jar:1.2-SNAPSHOT]
at org.apache.doris.common.util.MasterDaemon.runOneCycle(MasterDaemon.java:58) ~[doris-fe.jar:1.2-SNAPSHOT]
at org.apache.doris.common.util.Daemon.run(Daemon.java:119) ~[doris-fe.jar:1.2-SNAPSHOT]

What You Expected?

what is the reason for this error? and how can it be resolved?

How to Reproduce?

No response

Anything Else?

No response

Are you willing to submit PR?

• Yes I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct