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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • Impala 2.9.0
    • Impala 2.10.0
    • Backend
    • None

    Description

      BufferPoolTest's ConcurrentRegistration makes a thread_group and registers threads calling RegisterQueriesAndClients, which uses this->rng_(), which is not thread safe. The result can include out-of-bound memory access internal to the generator.

      Found with UBSan.

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            tarmstrong Tim Armstrong
            jbapple Jim Apple
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              Created:
              Updated:
              Resolved: