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  1. MariaDB Server
  2. MDEV-8282

crash in filesort() with simple ordered delete

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      Description

      Version: '10.1.5-MariaDB'  mariadb.org binary distribution
      [ERROR] mysqld got exception 0xc0000005 ;
      mysqld.exe!filesort()[filesort.cc:215]
      mysqld.exe!mysql_delete()[sql_delete.cc:507]
      mysqld.exe!mysql_execute_command()[sql_parse.cc:4041]
      mysqld.exe!mysql_parse()[sql_parse.cc:7178]
      mysqld.exe!dispatch_command()[sql_parse.cc:1473]
      mysqld.exe!do_command()[sql_parse.cc:1093]
      mysqld.exe!threadpool_process_request()[threadpool_common.cc:233]
      mysqld.exe!io_completion_callback()[threadpool_win.cc:568]

      How To Repeat:
      ---------------------
      Start server: mysqld.exe --no-defaults --console

      drop table if exists t1;
      create table t1(a int) engine=innodb;
      delete from t1 order by a;

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            Assignee:
            psergey Sergei Petrunia
            Reporter:
            sbester1 sbester1
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