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  1. MariaDB Server
  2. MDEV-13352

Server crashes in st_join_table::remove_duplicates

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    • Sprint:
      10.2.10, 10.2.12

      Description

      CREATE TABLE t1 (i INT);
      INSERT INTO t1 VALUES (1),(2);
      SELECT DISTINCT ROW_NUMBER() OVER(), i FROM t1 WHERE 0;
      

      10.2 bc75c57cfc18be64f167d91c431076f581b0382b

      #3  <signal handler called>
      #4  0x00007fe7a608f32e in st_join_table::remove_duplicates (this=0x7fe78c0136e0) at /data/src/10.2/sql/sql_select.cc:21785
      #5  0x00007fe7a608965d in join_init_read_record (tab=0x7fe78c0136e0) at /data/src/10.2/sql/sql_select.cc:19449
      #6  0x00007fe7a609bf7e in AGGR_OP::end_send (this=0x7fe78c013c20) at /data/src/10.2/sql/sql_select.cc:26432
      #7  0x00007fe7a6087192 in sub_select_postjoin_aggr (join=0x7fe78c013020, join_tab=0x7fe78c0136e0, end_of_records=true) at /data/src/10.2/sql/sql_select.cc:18263
      #8  0x00007fe7a6086cce in do_select (join=0x7fe78c013020, procedure=0x0) at /data/src/10.2/sql/sql_select.cc:18094
      #9  0x00007fe7a6061527 in JOIN::exec_inner (this=0x7fe78c013020) at /data/src/10.2/sql/sql_select.cc:3477
      #10 0x00007fe7a60609f6 in JOIN::exec (this=0x7fe78c013020) at /data/src/10.2/sql/sql_select.cc:3278
      #11 0x00007fe7a6061b9f in mysql_select (thd=0x7fe78c000b00, tables=0x7fe78c012878, wild_num=0, fields=..., conds=0x7fe78c012ea8, og_num=0, order=0x0, group=0x0, having=0x0, proc_param=0x0, select_options=2147748609, result=0x7fe78c013000, unit=0x7fe78c0045e8, select_lex=0x7fe78c004d20) at /data/src/10.2/sql/sql_select.cc:3672
      #12 0x00007fe7a60564ea in handle_select (thd=0x7fe78c000b00, lex=0x7fe78c004520, result=0x7fe78c013000, setup_tables_done_option=0) at /data/src/10.2/sql/sql_select.cc:373
      #13 0x00007fe7a60223c8 in execute_sqlcom_select (thd=0x7fe78c000b00, all_tables=0x7fe78c012878) at /data/src/10.2/sql/sql_parse.cc:6443
      #14 0x00007fe7a6018407 in mysql_execute_command (thd=0x7fe78c000b00) at /data/src/10.2/sql/sql_parse.cc:3458
      #15 0x00007fe7a6025d88 in mysql_parse (thd=0x7fe78c000b00, rawbuf=0x7fe78c012378 "SELECT DISTINCT ROW_NUMBER() OVER(), i FROM t1 WHERE 0", length=54, parser_state=0x7fe79dc0f200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7879
      #16 0x00007fe7a6013e34 in dispatch_command (command=COM_QUERY, thd=0x7fe78c000b00, packet=0x7fe78c168011 "", packet_length=54, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1817
      #17 0x00007fe7a6012775 in do_command (thd=0x7fe78c000b00) at /data/src/10.2/sql/sql_parse.cc:1362
      #18 0x00007fe7a615e4e7 in do_handle_one_connection (connect=0x7fe7a9a8b760) at /data/src/10.2/sql/sql_connect.cc:1354
      #19 0x00007fe7a615e274 in handle_one_connection (arg=0x7fe7a9a8b760) at /data/src/10.2/sql/sql_connect.cc:1260
      #20 0x00007fe7a64a5922 in pfs_spawn_thread (arg=0x7fe7a9b2df40) at /data/src/10.2/storage/perfschema/pfs.cc:1862
      #21 0x00007fe7a5635064 in start_thread (arg=0x7fe79dc10700) at pthread_create.c:309
      #22 0x00007fe7a381a62d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
      

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              Assignee:
              psergey Sergei Petrunia
              Reporter:
              elenst Elena Stepanova
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                Created:
                Updated:
                Resolved: