perl ./run.pl --compatibility=110599 --filter=conf/ff/restrict_dynamic_vars.ff  --grammar=conf/yy/signal_resignal.yy --engine=InnoDB  --scenario=Standard  --variator=ExecuteAsPreparedTwice  --grammar=admin.yy --filter=conf/ff/optimize.ff  --queries=1000000 --reporters=Backtrace,Deadlock,MemoryUsage,FeatureUsage --mysqld=--plugin-maturity=experimental --duration=200 --mysqld=--max-statement-time=20 --mysqld=--lock-wait-timeout=10 --mysqld=--innodb-lock-wait-timeout=5 --threads=4 --gendata=conf/zz/oltp.zz --gendata=simple  --base-port=14000 --basedir=/data/bld/11.5-ubsan --vardir=/dev/shm/var2 --seed=1713747363

/data/bld/11.5-ubsan/sql/item.cc:3504:14: runtime error: member access within address 0x7f62d8142f18 which does not point to an object of type 'Field'

0x7f62d8142f18: note: object has invalid vptr

 8f 8f 8f 8f  8f 8f 8f 8f 8f 8f 8f 8f  8f 8f 8f 8f 8f 8f 8f 8f  8f 8f 8f 8f 8f 8f 8f 8f  8f 8f 8f 8f

              ^~~~~~~~~~~~~~~~~~~~~~~

              invalid vptr

240422 15:29:07 [ERROR] mysqld got signal 7 ;

#4  <signal handler called>

#5  0x000055cfe00483aa in Item_field::used_tables (this=0x7f62d83e0318) at /data/bld/11.5-ubsan/sql/item.cc:3504

#6  0x000055cfdf04c4f0 in setup_fields (thd=thd@entry=0x7f62d8000d58, ref_pointer_array=..., fields=..., column_usage=column_usage@entry=MARK_COLUMNS_WRITE, sum_func_list=sum_func_list@entry=0x0, pre_fix=0x0, allow_sum_func=false) at /data/bld/11.5-ubsan/sql/sql_base.cc:8095

#7  0x000055cfdf648f31 in setup_fields_with_no_wrap (thd=thd@entry=0x7f62d8000d58, ref_pointer_array=..., item=..., column_usage=column_usage@entry=MARK_COLUMNS_WRITE, sum_func_list=sum_func_list@entry=0x0, allow_sum_func=<optimized out>) at /data/bld/11.5-ubsan/sql/sql_base.h:392

#8  0x000055cfdf629198 in Multiupdate_prelocking_strategy::handle_end (this=0x7f62d83e1548, thd=0x7f62d8000d58) at /data/bld/11.5-ubsan/sql/sql_array.h:38

#9  0x000055cfdf02e973 in open_tables (thd=thd@entry=0x7f62d8000d58, options=..., start=start@entry=0x7f62dfffd368, counter=counter@entry=0x7f62d83e1528, flags=flags@entry=512, prelocking_strategy=prelocking_strategy@entry=0x7f62d83e1548) at /data/bld/11.5-ubsan/sql/sql_base.cc:4765

#10 0x000055cfdf032768 in open_tables (prelocking_strategy=0x7f62d83e1548, flags=512, counter=0x7f62d83e1528, tables=0x7f62dfffd368, thd=0x7f62d8000d58) at /data/bld/11.5-ubsan/sql/sql_base.h:271

#11 open_tables_for_query (thd=thd@entry=0x7f62d8000d58, tables=<optimized out>, table_count=table_count@entry=0x7f62d83e1528, flags=flags@entry=0, prelocking_strategy=prelocking_strategy@entry=0x7f62d83e1548) at /data/bld/11.5-ubsan/sql/sql_base.cc:5765

#12 0x000055cfdf35dd44 in Sql_cmd_dml::prepare (this=0x7f62d83e1510, thd=0x7f62d8000d58) at /data/bld/11.5-ubsan/sql/sql_select.cc:33488

#13 0x000055cfdf2f9394 in check_prepared_statement (stmt=stmt@entry=0x7f62dfffd820) at /data/bld/11.5-ubsan/sql/sql_prepare.cc:2290

#14 0x000055cfdf305a08 in Prepared_statement::prepare (this=this@entry=0x7f62dfffd820, packet=<optimized out>, packet_len=<optimized out>) at /data/bld/11.5-ubsan/sql/sql_prepare.cc:4244

#15 0x000055cfdf30c023 in Prepared_statement::reprepare (this=this@entry=0x7f62ec0699a8) at /data/bld/11.5-ubsan/sql/sql_prepare.cc:4780

#16 0x000055cfdf31a6ac in Prepared_statement::execute_loop (this=this@entry=0x7f62ec0699a8, expanded_query=expanded_query@entry=0x7f62dfffddc0, open_cursor=open_cursor@entry=false, packet=packet@entry=0x0, packet_end=packet_end@entry=0x0) at /data/bld/11.5-ubsan/sql/sql_prepare.cc:4474

#17 0x000055cfdf31b124 in mysql_sql_stmt_execute (thd=thd@entry=0x7f62d8000d58) at /data/bld/11.5-ubsan/sql/sql_prepare.cc:3480

#18 0x000055cfdf2700b9 in mysql_execute_command (thd=thd@entry=0x7f62d8000d58, is_called_from_prepared_stmt=is_called_from_prepared_stmt@entry=false) at /data/bld/11.5-ubsan/sql/sql_parse.cc:3958

#19 0x000055cfdf284922 in mysql_parse (thd=thd@entry=0x7f62d8000d58, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x7f62dfffe440) at /data/bld/11.5-ubsan/sql/sql_parse.cc:7815

#20 0x000055cfdf28b275 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x7f62d8000d58, packet=packet@entry=0x7f62d800b1d9 "/* WRK-4 QNO 14856 */ EXECUTE /* RESULTSETS_NOT_COMPARABLE */ stmt_ExecuteAsPreparedTwice_2560005", packet_length=packet_length@entry=97, blocking=blocking@entry=true) at /data/bld/11.5-ubsan/sql/sql_parse.cc:1892

#21 0x000055cfdf29385e in do_command (thd=0x7f62d8000d58, blocking=blocking@entry=true) at /data/bld/11.5-ubsan/sql/sql_parse.cc:1405

#22 0x000055cfdf77f1f8 in do_handle_one_connection (connect=<optimized out>, connect@entry=0x55cfe554cdd8, put_in_cache=put_in_cache@entry=true) at /data/bld/11.5-ubsan/sql/sql_connect.cc:1445

#23 0x000055cfdf7800a2 in handle_one_connection (arg=0x55cfe554cdd8) at /data/bld/11.5-ubsan/sql/sql_connect.cc:1347

#24 0x000055cfe0908bf5 in pfs_spawn_thread (arg=0x55cfe554ce48) at /data/bld/11.5-ubsan/storage/perfschema/pfs.cc:2201

#25 0x00007f63576a8044 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442