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  1. MariaDB Server
  2. MDEV-29332

Tests in BB sometimes failing with runtime error: member access within address

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      https://buildbot.askmonty.org/buildbot/builders/kvm-ubsan/builds/2347

      10.6 75c416d3627650a5b43c70a815029299

      binlog_encryption.rpl_parallel_stop_on_con_kill 'innodb,stmt' w4 [ fail ]  Found warnings/errors in server log file!
              Test ended at 2022-08-19 07:18:35
      line
      /home/buildbot/buildbot/build/mariadb-10.6.10/sql/log_event_server.cc:1731:68: runtime error: member access within address 0x7f77b8035718 which does not point to an object of type 'Format_description_log_event'
      ^ Found warnings in /dev/shm/var/4/log/mysqld.2.err
      ok
      

      Tests (seemingly parallel ones) that have failed with this runtime error:
      binlog_encryption.rpl_parallel_incorrect_relay_pos
      binlog_encryption.rpl_parallel_stop_on_con_kill
      rpl.rpl_mdev8193
      rpl.rpl_mdev10863
      rpl.rpl_parallel2
      rpl.rpl_parallel_ignore_error_on_rotate
      rpl.rpl_parallel_incorrect_relay_pos
      rpl.rpl_parallel_mdev6589
      rpl.rpl_parallel_retry
      rpl.rpl_parallel_stop_on_con_kill
      rpl.rpl_parallel_temptable
      rpl.rpl_relay_max_extension

      The oldest occurrence in Buildbot is with bb-10.10-MDEV-28632 f852b1b153ae4d28764b314094042f23
      https://buildbot.askmonty.org/buildbot/builders/kvm-ubsan/builds/2061

      On my VM it seems simple enough to see the error by doing:
      (10.6 af552f2903b9764e3bc0634a0037c39d1a837f4f)

      ./mtr rpl.rpl_mdev10863 --parallel=auto --repeat=20
      

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              Assignee:
              Elkin Andrei Elkin
              Reporter:
              angelique.sklavounos Angelique Sklavounos
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