Assertion failure when preparing UPDATE with derived table in WHERE

CREATE TABLE t1 ( a int);

INSERT into t1 values (1),(2),(3);

UPDATE t1 SET a = 1 WHERE a = ( SELECT * FROM (SELECT a FROM t1) dt ) ;

mariadbd: /10.10/src/sql/table.cc:7064: void Field_iterator_table_ref::set_field_iterator(): Assertion `table_ref->is_merged_derived()' failed.

220627 17:58:30 [ERROR] mysqld got signal 6 ;

Server version: 10.10.0-MariaDB-debug-log

sql/table.cc:7065(Field_iterator_table_ref::set_field_iterator())[0x5560e72a4fce]

sql/table.cc:7090(Field_iterator_table_ref::set(TABLE_LIST*))[0x5560e72a52e1]

sql/sql_base.cc:8453(insert_fields(THD*, Name_resolution_context*, char const*, char const*, List_iterator<Item>*, bool, unsigned int*, bool))[0x5560e707fd7b]

sql/sql_base.cc:7877(setup_wild(THD*, TABLE_LIST*, List<Item>&, List<Item>*, st_select_lex*, bool))[0x5560e707df6e]

sql/sql_select.cc:1412(JOIN::prepare(TABLE_LIST*, Item*, unsigned int, st_order*, bool, st_order*, Item*, st_order*, st_select_lex*, st_select_lex_unit*))[0x5560e718caeb]

sql/item_subselect.cc:3929(subselect_single_select_engine::prepare(THD*))[0x5560e760eecd]

sql/item_subselect.cc:295(Item_subselect::fix_fields(THD*, Item**))[0x5560e7600c0e]

sql/item.h:1144(Item::fix_fields_if_needed(THD*, Item**))[0x5560e6ff9588]

sql/item_func.cc:347(Item_func::fix_fields(THD*, Item**))[0x5560e75802c8]

sql/item.h:1144(Item::fix_fields_if_needed(THD*, Item**))[0x5560e6ff9588]

sql/item.h:1148(Item::fix_fields_if_needed_for_scalar(THD*, Item**))[0x5560e6ff95c1]

sql/item.h:1153(Item::fix_fields_if_needed_for_bool(THD*, Item**))[0x5560e708469d]

sql/sql_base.cc:8737(setup_conds(THD*, TABLE_LIST*, List<TABLE_LIST>&, Item**))[0x5560e7080df5]

sql/sql_select.cc:867(setup_without_group(THD*, Bounds_checked_array<Item*>, TABLE_LIST*, List<TABLE_LIST>&, List<Item>&, List<Item>&, Item**, st_order*, st_order*, List<Window_spec>&, List<Item_window_func>&, bool*, unsigned int*))[0x5560e7189e3f]

sql/sql_select.cc:1439(JOIN::prepare(TABLE_LIST*, Item*, unsigned int, st_order*, bool, st_order*, Item*, st_order*, st_select_lex*, st_select_lex_unit*))[0x5560e718ce45]

sql/sql_update.cc:2950(Sql_cmd_update::prepare_inner(THD*))[0x5560e7284ff5]

sql/sql_select.cc:30572(Sql_cmd_dml::prepare(THD*))[0x5560e71e0778]

sql/sql_select.cc:30625(Sql_cmd_dml::execute(THD*))[0x5560e71e0909]

sql/sql_parse.cc:4386(mysql_execute_command(THD*, bool))[0x5560e712ab5d]

sql/sql_parse.cc:7797(mysql_parse(THD*, char*, unsigned int, Parser_state*))[0x5560e7135ff9]

sql/sql_parse.cc:1894(dispatch_command(enum_server_command, THD*, char*, unsigned int, bool))[0x5560e71234b9]

sql/sql_parse.cc:1405(do_command(THD*, bool))[0x5560e7121e9a]

sql/sql_connect.cc:1418(do_handle_one_connection(CONNECT*, bool))[0x5560e72fc6bb]

sql/sql_connect.cc:1314(handle_one_connection)[0x5560e72fc34b]

perfschema/pfs.cc:2203(pfs_spawn_thread)[0x5560e781306b]

nptl/pthread_create.c:478(start_thread)[0x7f19ba846609]

Query (0x7f1988015470): UPDATE t1 SET a = 1 WHERE a = ( SELECT * FROM (SELECT a FROM t1) dt )