crash in Item_func_json_extract::read_json

Version: '10.2.9-MariaDB'  socket: ''  port: 3306  mariadb.org binary distribution

mysqld.exe!String::append()[sql_string.cc:451]

mysqld.exe!Item_func_json_extract::read_json()[item_jsonfunc.cc:782]

mysqld.exe!Item_func_json_extract::val_int()[item_jsonfunc.cc:881]

mysqld.exe!evaluate_join_record()[sql_select.cc:18661]

mysqld.exe!sub_select()[sql_select.cc:18563]

mysqld.exe!do_select()[sql_select.cc:18107]

mysqld.exe!JOIN::exec_inner()[sql_select.cc:3485]

mysqld.exe!JOIN::exec()[sql_select.cc:3279]

mysqld.exe!mysql_select()[sql_select.cc:3680]

mysqld.exe!handle_select()[sql_select.cc:361]

mysqld.exe!execute_sqlcom_select()[sql_parse.cc:6434]

mysqld.exe!mysql_execute_command()[sql_parse.cc:3461]

mysqld.exe!mysql_parse()[sql_parse.cc:7880]

mysqld.exe!dispatch_command()[sql_parse.cc:1814]

mysqld.exe!do_command()[sql_parse.cc:1359]

mysqld.exe!threadpool_process_request()[threadpool_common.cc:366]

mysqld.exe!tp_callback()[threadpool_common.cc:192]

drop table if exists t;

create table t(a double not null)engine=innodb;

insert into t values (2),(1);

select 1 from t where json_extract(a,'$','$[81]');