Grouped batched write records a session lastWriteOpTime referencing an oplog entry with no prevOpTime

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    • Type: Bug
    • Resolution: Fixed
    • Priority: Major - P3
    • 9.1.0-rc0, 9.1.0-rc1022
    • Affects Version/s: None
    • Component/s: None
    • None
    • Replication
    • Fully Compatible
    • ALL
    • Repl 2026-09-14
    • 200
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      OpObserverImpl::onBatchedWriteCommit() can write a config.transactions record whose lastWriteOpTime points at an oplog entry that carries no prevOpTime. Any consumer that follows a session's write history then fails to read it.

      Only reachable after SERVER-124383

            Assignee:
            Sean Zimmerman
            Reporter:
            Sean Zimmerman
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              Created:
              Updated:
              Resolved: