CREATE TABLE t1 (n BLOB, UNIQUE(n));

INSERT INTO t1 VALUES (1);

DELETE FROM t1 WHERE n = 1;

# Cleanup

DROP TABLE t1;

Warning: assertion failed: marked_for_write_or_computed() at /data/src/10.4-bug/sql/field.cc line 4331

Attempting backtrace to find out the reason for the assert:

stack_bottom = 0x0 thread_stack 0x49000

mysys/stacktrace.c:270(my_print_stacktrace)[0x5557736fa539]

sql/field.cc:4334(Field_longlong::store(long long, bool))[0x5557731d273b]

sql/item.cc:6493(Item::save_in_field(Field*, bool))[0x5557731feffc]

sql/table.cc:8203(TABLE::update_virtual_fields(handler*, enum_vcol_update_mode))[0x55577308bf2a]

sql/handler.cc:2997(handler::ha_rnd_next(unsigned char*))[0x5557731ee35b]b

sql/records.cc:481(rr_sequential(READ_RECORD*))[0x555773310564]

sql/sql_delete.cc:804(mysql_delete(THD*, TABLE_LIST*, Item*, SQL_I_List<st_order>*, unsigned long long, unsigned long long, select_result*))[0x555773326913]

sql/sql_parse.cc:4985(mysql_execute_command(THD*))[0x555772fc7767]

sql/sql_class.h:2359(THD::enter_stage(PSI_stage_info_v1 const*, char const*, char const*, unsigned int))[0x555772fcdd74]

sql/sql_audit.h:168(mysql_audit_general)[0x555772fd1319]

sql/sql_parse.cc:1366(do_command(THD*))[0x555772fd28e2]

sql/sql_connect.cc:1398(do_handle_one_connection(CONNECT*))[0x5557730b641c]

sql/sql_connect.cc:1303(handle_one_connection)[0x5557730b6584]

perfschema/pfs.cc:1865(pfs_spawn_thread)[0x5557734141c4]

nptl/pthread_create.c:333(start_thread)[0x7f793cf28494]

x86_64/clone.S:99(clone)[0x7f793aef093f]