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  1. MariaDB Server
  2. MDEV-37638

Server Crash at Item_field::save_org_in_field

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Duplicate
    • 12.1.1
    • N/A
    • Server
    • Ubuntu 20.04 x86-64, docker image mariadb:12.1.1
    • Not for Release Notes

    Description

      PoC:

      SELECT ( WITH x ( x ) AS ( SELECT json_normalize ( 'uri1' ) ) SELECT x FROM ( SELECT REPEAT ( instr ( ( x ) , -128 ) , CASE WHEN 0 THEN 'b' ELSE '1995-09-01' END ) x , 10 FROM x UNION SELECT x , x FROM x ) x WHERE x IN ( SELECT x WHERE x ) )
      

      docker log:

      #0 0x5a4230f92f62 (_ZN10Item_field17save_org_in_fieldEP5FieldPFiS1_S1_E+0x162)
      #1 0x5a4230b8432d (_ZN14store_key_item10copy_innerEv+0x6d)
      #2 0x5a4230b74815 (_ZN9store_key4copyEP3THD+0x155)
      #3 0x5a4230b70529 (_Z14join_read_key2P3THDP13st_join_tableP5TABLEP12st_table_ref+0x1e9)
      #4 0x5a4230d5379e (_ZN25Expression_cache_tmptable11check_valueEPP4Item+0x4e)
      #5 0x5a4230f9ddbb (_ZN18Item_cache_wrapper8val_boolEv+0xdb)
      #6 0x5a4230b6fa42 (_ZL20evaluate_join_recordP4JOINP13st_join_tablei+0xd2)
      #7 0x5a4230b03d09 (_Z10sub_selectP4JOINP13st_join_tableb+0x4e9)
      #8 0x5a4230b3aa29 (_ZN4JOIN10exec_innerEv+0x1489)
      #9 0x5a4230b394b6 (_ZN4JOIN4execEv+0x66)
      #10 0x5a4230b04cd4 (_Z12mysql_selectP3THDP10TABLE_LISTR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex+0x5e4)
      #11 0x5a4230a21999 (_ZL18mysql_derived_fillP3THDP3LEXP10TABLE_LIST+0x419)
      #12 0x5a4230a22418 (_Z27mysql_handle_single_derivedP3LEXP10TABLE_LISTj+0x158)
      #13 0x5a4230b5b2d6 (_ZN13st_join_table12preread_initEv+0xe6)
      #14 0x5a4230b03a70 (_Z10sub_selectP4JOINP13st_join_tableb+0x250)
      #15 0x5a4230b3aa29 (_ZN4JOIN10exec_innerEv+0x1489)
      #16 0x5a4230b394b6 (_ZN4JOIN4execEv+0x66)
      #17 0x5a4230b04cd4 (_Z12mysql_selectP3THDP10TABLE_LISTR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex+0x5e4)
      #18 0x5a4230b04635 (_Z13handle_selectP3THDP3LEXP13select_resulty+0x265)
      #19 0x5a4230aa4fc8 (_ZL21execute_sqlcom_selectP3THDP10TABLE_LIST+0x698)
      #20 0x5a4230a9b095 (_Z21mysql_execute_commandP3THDb+0x3f65)
      #21 0x5a4230a90485 (_Z11mysql_parseP3THDPcjP12Parser_state+0x345)
      #22 0x5a4230a8c9d1 (_Z16dispatch_command19enum_server_commandP3THDPcjb+0x16b1)
      #23 0x5a4230a90cd1 (_Z10do_commandP3THDb+0x4b1)
      #24 0x5a4230cc6b74 (_Z24do_handle_one_connectionP7CONNECTb+0x2a4)
      #25 0x5a4230cc67a3 (handle_one_connection+0xd3)
      #26 0x5a423138f0b4 (pfs_spawn_thread+0x104)
      #27 0x735cf2321609 (start_thread+0xd9)
      #28 0x735cf2043353 (clone+0x43)
      

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              Unassigned Unassigned
              Yuxiao Guo Yuxiao Guo
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              Dates

                Created:
                Updated:
                Resolved:

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