mariadb/mysql-test/r/engine_error_in_alter-8453.result

create table t1 (a int, b int);
SET @saved_dbug = @@SESSION.debug_dbug;
SET debug_dbug='+d,external_lock_failure';
alter table t1 add column c int;
ERROR HY000: Got error 168 'KABOOM!' from MyISAM
SET debug_dbug= @saved_dbug;
drop table t1;