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  1. MariaDB Server
  2. MDEV-6185

Buildbot valgrind failure: Conditional jump or move in table_cond_selectivity

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    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
    • Labels:
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      Description

      main.selectivity_no_engine               w4 [ fail ]  Found warnings/errors in server log file!
              Test ended at 2014-04-29 02:15:37
      line
      ==24517== Thread 4:
      ==24517== Conditional jump or move depends on uninitialised value(s)
      ==24517==    at 0x61767F: table_cond_selectivity(JOIN*, unsigned int, st_join_table*, unsigned long long) (sql_select.cc:7345)
      ==24517==    by 0x6221FE: best_extension_by_limited_search(JOIN*, unsigned long long, unsigned int, double, double, unsigned int, unsigned int, unsigned int) (sql_select.cc:7693)
      ==24517==    by 0x622B06: greedy_search(JOIN*, unsigned long long, unsigned int, unsigned int, unsigned int) (sql_select.cc:6887)
      ==24517==    by 0x6231F1: choose_plan(JOIN*, unsigned long long) (sql_select.cc:6464)
      ==24517==    by 0x64011E: make_join_statistics(JOIN*, List<TABLE_LIST>&, Item*, st_dynamic_array*) (sql_select.cc:4008)
      ==24517==    by 0x641187: JOIN::optimize_inner() (sql_select.cc:1327)
      ==24517==    by 0x642DF2: JOIN::optimize() (sql_select.cc:1013)
      ==24517==    by 0x6467C1: mysql_select(THD*, Item***, TABLE_LIST*, unsigned int, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_select_lex*) (sql_select.cc:3279)
      ==24517==    by 0x6471D6: mysql_explain_union(THD*, st_select_lex_unit*, select_result*) (sql_select.cc:23790)
      ==24517==    by 0x5DDA16: execute_sqlcom_select(THD*, TABLE_LIST*) (sql_parse.cc:5282)
      ==24517==    by 0x5E684C: mysql_execute_command(THD*) (sql_parse.cc:2591)
      ==24517==    by 0x5E91C9: mysql_parse(THD*, char*, unsigned int, Parser_state*) (sql_parse.cc:6465)
      ==24517==    by 0x5EABDB: dispatch_command(enum_server_command, THD*, char*, unsigned int) (sql_parse.cc:1309)
      ==24517==    by 0x5EC3CE: do_command(THD*) (sql_parse.cc:1006)
      ==24517==    by 0x6D949E: do_handle_one_connection(THD*) (sql_connect.cc:1379)
      ==24517==    by 0x6D95C4: handle_one_connection (sql_connect.cc:1293)

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            Assignee:
            psergei Sergei Petrunia
            Reporter:
            psergei Sergei Petrunia
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              Updated:
              Resolved:

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