Uploaded image for project: 'MariaDB Server'
  1. MariaDB Server
  2. MDEV-37645

Crash at heap_rkey

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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 ( ( 360 ) IN ( WITH x AS ( SELECT 1 ) ( SELECT ( x ) FROM x ) ) ) FROM ( 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 ) x;
      

      docker log:

      #0 0x5c141f665b17 (heap_rkey+0x37)
      #1 0x5c141f13a022 (_ZN7handler17ha_index_read_mapEPhPKhm16ha_rkey_function+0x162)
      #2 0x5c141ed4f71c (_Z14join_read_key2P3THDP13st_join_tableP5TABLEP12st_table_ref+0x3dc)
      #3 0x5c141ef3279e (_ZN25Expression_cache_tmptable11check_valueEPP4Item+0x4e)
      #4 0x5c141f17c54b (_ZN18Item_cache_wrapper7val_intEv+0xdb)
      #5 0x5c141f1d1396 (_ZN12cmp_item_int11store_valueEP4Item+0x36)
      #6 0x5c141f1ae9c3 (_ZN12cmp_item_row11store_valueEP4Item+0x73)
      #7 0x5c141f1b3971 (_ZN12Item_func_in8val_boolEv+0x241)
      #8 0x5c141f1b725c (_ZN13Item_cond_and8val_boolEv+0x4c)
      #9 0x5c141eaef99a (_ZN14Item_bool_func7val_intEv+0x2a)
      #10 0x5c141efda1c9 (_ZNK17Type_handler_long9Item_sendEP4ItemP8ProtocolP8st_value+0x39)
      #11 0x5c141eb0a66f (_ZN8Protocol19send_result_set_rowEP4ListI4ItemE+0x13f)
      #12 0x5c141ebd477e (_ZN11select_send9send_dataER4ListI4ItemE+0x4e)
      #13 0x5c141ebd4234 (_ZN18select_result_sink20send_data_with_checkER4ListI4ItemEP18st_select_lex_unity+0x74)
      #14 0x5c141ed11a27 (_ZL8end_sendP4JOINP13st_join_tableb+0x3f7)
      #15 0x5c141ed4ef06 (_ZL20evaluate_join_recordP4JOINP13st_join_tablei+0x596)
      #16 0x5c141ece2d46 (_Z10sub_selectP4JOINP13st_join_tableb+0x526)
      #17 0x5c141ed19a29 (_ZN4JOIN10exec_innerEv+0x1489)
      #18 0x5c141ed184b6 (_ZN4JOIN4execEv+0x66)
      #19 0x5c141ece3cd4 (_Z12mysql_selectP3THDP10TABLE_LISTR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex+0x5e4)
      #20 0x5c141ece3635 (_Z13handle_selectP3THDP3LEXP13select_resulty+0x265)
      #21 0x5c141ec83fc8 (_ZL21execute_sqlcom_selectP3THDP10TABLE_LIST+0x698)
      #22 0x5c141ec7a095 (_Z21mysql_execute_commandP3THDb+0x3f65)
      #23 0x5c141ec6f485 (_Z11mysql_parseP3THDPcjP12Parser_state+0x345)
      #24 0x5c141ec6b9d1 (_Z16dispatch_command19enum_server_commandP3THDPcjb+0x16b1)
      #25 0x5c141ec6fcd1 (_Z10do_commandP3THDb+0x4b1)
      #26 0x5c141eea5b74 (_Z24do_handle_one_connectionP7CONNECTb+0x2a4)
      #27 0x5c141eea57a3 (handle_one_connection+0xd3)
      #28 0x5c141f56e0b4 (pfs_spawn_thread+0x104)
      #29 0x786bd395b609 (start_thread+0xd9)
      #30 0x786bd367d353 (clone+0x43)
      

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              Unassigned Unassigned
              Yuxiao Guo Yuxiao Guo
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              Dates

                Created:
                Updated:
                Resolved:

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