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  1. Core Server
  2. SERVER-54482

Crash if undefined is passed in collation.backwards parameter

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    • Type: Icon: Bug Bug
    • Resolution: Fixed
    • Priority: Icon: Major - P3 Major - P3
    • 4.9.0
    • Affects Version/s: None
    • Component/s: Replication
    • Labels:
      None
    • Fully Compatible
    • ALL
    • 16

      Start mongod and execute:

      db.batch_write_collation_estsize.bulkWrite([{
    updateOne: {
        filter: { str: 'FOO' },
        update: { $set: { str: 'BAR' } },
        collation: {
            locale: 'en_US',
            caseLevel: false,
            caseFirst: 'off',
            strength: 3,
            alternate: 'non-ignorable',
            maxVariable: 'punct',
            normalization: false,
            backwards: undefined
        }
    }
}])

      (This code was generated by the JS fuzzer.)
      mongod crashes:

      "msg":"Invariant failure","attr":{"expr":"collation->getBackwards().is_initialized()","file":"src/mongo/db/query/collation/collator_factory_icu.cpp","line":399

            Assignee:
            jesse@mongodb.com A. Jesse Jiryu Davis
            Reporter:
            jesse@mongodb.com A. Jesse Jiryu Davis
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              Created:
              Updated:
              Resolved: