Uploaded image for project: 'MariaDB Server'
  1. MariaDB Server
  2. MDEV-32300

Server crashes at Item_func_not::fix_fields

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Duplicate
    • 11.1.2, 11.2.1
    • N/A
    • N/A
    • None
    • Ubuntu 20.04 x86-64, docker image mariadb:11.1.2

    Description

      PoC:

      SELECT 'ffffffffffff7fff' FROM ( SELECT 0 x ) field1 GROUP BY x HAVING NOT ( x ) ;
      

      docker log:

      mariadbd(my_print_stacktrace+0x32)[0x5622934117c2]
      mariadbd(handle_fatal_signal+0x488)[0x562292eeacf8]
      /lib/x86_64-linux-gnu/libc.so.6(+0x42520)[0x7f71e3b50520]
      mariadbd(_ZN13Item_func_not10fix_fieldsEP3THDPP4Item+0x305)[0x562292f2ebc5]
      mariadbd(_ZN13st_select_lex31pushdown_from_having_into_whereEP3THDP4Item+0x17a)[0x562292c60d7a]
      mariadbd(_ZN4JOIN14optimize_innerEv+0x992)[0x562292cf6e52]
      mariadbd(_ZN4JOIN8optimizeEv+0xda)[0x562292cf7e2a]
      mariadbd(_Z12mysql_selectP3THDP10TABLE_LISTR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex+0xd1)[0x562292cf7f21]
      mariadbd(_Z13handle_selectP3THDP3LEXP13select_resulty+0x154)[0x562292cf8774]
      mariadbd(+0x826f55)[0x562292c6bf55]
      mariadbd(_Z21mysql_execute_commandP3THDb+0x419e)[0x562292c7af0e]
      mariadbd(_Z11mysql_parseP3THDPcjP12Parser_state+0x1e7)[0x562292c7c237]
      mariadbd(_Z16dispatch_command19enum_server_commandP3THDPcjb+0x14bd)[0x562292c7ea1d]
      mariadbd(_Z10do_commandP3THDb+0x138)[0x562292c80818]
      mariadbd(_Z24do_handle_one_connectionP7CONNECTb+0x3bf)[0x562292da83af]
      mariadbd(handle_one_connection+0x5d)[0x562292da86fd]
      mariadbd(+0xcd1906)[0x562293116906]
      /lib/x86_64-linux-gnu/libc.so.6(+0x94b43)[0x7f71e3ba2b43]
      /lib/x86_64-linux-gnu/libc.so.6(clone+0x44)[0x7f71e3c33bb4]
       
      Trying to get some variables.
      Some pointers may be invalid and cause the dump to abort.
      Query (0x7f71780130d8): SELECT 'ffffffffffff7fff' FROM ( SELECT 0 x ) field1 GROUP BY x HAVING NOT ( x )
       
      Connection ID (thread ID): 4
      Status: NOT_KILLED
       
      Optimizer switch: index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=on,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on,rowid_filter=on,condition_pushdown_from_having=on,not_null_range_scan=off,hash_join_cardinality=on
      

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              Unassigned Unassigned
              fuboat Jingzhou Fu
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              Dates

                Created:
                Updated:
                Resolved:

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