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  1. MariaDB Server
  2. MDEV-27076

Slow log table corruption using only SET commands and SELECT

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      Description

      Testcase may be slightly sporadic.

      SET GLOBAL slow_query_log=ON;
      SET GLOBAL log_output='TABLE';
      SET slow_query_log=ON;
      SET long_query_time=0.000001;
      SET @@time_zone="+01:00";
      SET TIMESTAMP=1;
      SET @@time_zone='+02:00';
      SELECT * FROM mysql.slow_log;
      

      Leads to:

      10.8.0 bc57ff7cf79504a198d4752b4748340a4afd886c (Optimized)

      10.8.0-opt>SELECT * FROM mysql.slow_log;
      ERROR 1194 (HY000): Table 'slow_log' is marked as crashed and should be repaired
      

      10.8.0 bc57ff7cf79504a198d4752b4748340a4afd886c (Debug)

      2021-11-18 10:23:49 4 [ERROR] mysqld: Table 'slow_log' is marked as crashed and should be repaired
      

      Bug confirmed present in:
      MariaDB: 10.2.42 (dbg), 10.2.42 (opt), 10.3.33 (dbg), 10.3.33 (opt), 10.4.23 (dbg), 10.4.23 (opt), 10.5.14 (dbg), 10.5.14 (opt), 10.6.6 (dbg), 10.6.6 (opt), 10.7.2 (dbg), 10.7.2 (opt), 10.8.0 (dbg), 10.8.0 (opt)

      Bug (or feature/syntax) confirmed not present in:
      MySQL: 5.5.62 (dbg), 5.5.62 (opt), 5.6.51 (dbg), 5.6.51 (opt), 5.7.36 (dbg), 5.7.36 (opt), 8.0.27 (dbg), 8.0.27 (opt)

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            Assignee:
            sanja Oleksandr Byelkin
            Reporter:
            Roel Roel Van de Paar
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              Dates

              Created:
              Updated:

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