Random non fatal exceptions in console: Failed to store chunk ConcurrentModificationException

After upgrading my 1.17.1 server to 1.18 I started getting these errors.

Does not crash the game but is concerning.

[13:11:55] [IO-Worker-97/ERROR]: Failed to store chunk [1, -2]
java.util.ConcurrentModificationException: null
    at java.util.HashMap$HashIterator.nextNode(HashMap.java:1597) ~[?:?]
    at java.util.HashMap$KeyIterator.next(HashMap.java:1620) ~[?:?]
    at oc.a(SourceFile:163) ~[server-1.18.jar:?]
    at oc.a(SourceFile:476) ~[server-1.18.jar:?]
    at oc.a(SourceFile:165) ~[server-1.18.jar:?]
    at oi.a(SourceFile:128) ~[server-1.18.jar:?]
    at oc.a(SourceFile:476) ~[server-1.18.jar:?]
    at oc.a(SourceFile:165) ~[server-1.18.jar:?]
    at oi.a(SourceFile:128) ~[server-1.18.jar:?]
    at oc.a(SourceFile:476) ~[server-1.18.jar:?]
    at oc.a(SourceFile:165) ~[server-1.18.jar:?]
    at om.a(SourceFile:118) ~[server-1.18.jar:?]
    at om.a(SourceFile:83) ~[server-1.18.jar:?]
    at crb.a(SourceFile:79) ~[server-1.18.jar:?]
    at cqy.a(SourceFile:174) ~[server-1.18.jar:?]
    at cqy.a(SourceFile:164) ~[server-1.18.jar:?]
    at aum$b.run(SourceFile:59) [server-1.18.jar:?]
    at auk.g(SourceFile:91) [server-1.18.jar:?]
    at auk.a(SourceFile:146) [server-1.18.jar:?]
    at auk.run(SourceFile:102) [server-1.18.jar:?]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) [?:?]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) [?:?]
    at java.lang.Thread.run(Thread.java:833) [?:?]