Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: Impala 2.9.0
    • Fix Version/s: Impala 2.10.0
    • Component/s: Backend
    • Labels:
      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.

        Attachments

          Activity

            People

            • Assignee:
              tarmstrong Tim Armstrong
              Reporter:
              jbapple Jim Apple
            • Votes:
              0 Vote for this issue
              Watchers:
              2 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: