diff --git a/mysql-test/r/create_or_replace.result b/mysql-test/r/create_or_replace.result index 3a894e9fcb1..a43dc2eaca4 100644 --- a/mysql-test/r/create_or_replace.result +++ b/mysql-test/r/create_or_replace.result @@ -442,3 +442,14 @@ KILL QUERY con_id; ERROR 70100: Query execution was interrupted drop table t1; DROP TABLE t2; +# +# MDEV-10824 - Crash in CREATE OR REPLACE TABLE t1 AS SELECT spfunc() +# +CREATE TABLE t1(a INT); +CREATE FUNCTION f1() RETURNS VARCHAR(16383) RETURN 'test'; +CREATE OR REPLACE TABLE t1 AS SELECT f1(); +LOCK TABLE t1 WRITE; +CREATE OR REPLACE TABLE t1 AS SELECT f1(); +UNLOCK TABLES; +DROP FUNCTION f1; +DROP TABLE t1; diff --git a/mysql-test/t/create_or_replace.test b/mysql-test/t/create_or_replace.test index 7bba2b341c0..b37417f39d0 100644 --- a/mysql-test/t/create_or_replace.test +++ b/mysql-test/t/create_or_replace.test @@ -386,3 +386,15 @@ drop table t1; # Cleanup # DROP TABLE t2; + +--echo # +--echo # MDEV-10824 - Crash in CREATE OR REPLACE TABLE t1 AS SELECT spfunc() +--echo # +CREATE TABLE t1(a INT); +CREATE FUNCTION f1() RETURNS VARCHAR(16383) RETURN 'test'; +CREATE OR REPLACE TABLE t1 AS SELECT f1(); +LOCK TABLE t1 WRITE; +CREATE OR REPLACE TABLE t1 AS SELECT f1(); +UNLOCK TABLES; +DROP FUNCTION f1; +DROP TABLE t1; diff --git a/sql/sql_table.cc b/sql/sql_table.cc index 7cf31ee4fe8..050a3383612 100644 --- a/sql/sql_table.cc +++ b/sql/sql_table.cc @@ -2464,7 +2464,8 @@ int mysql_rm_table_no_locks(THD *thd, TABLE_LIST *tables, bool if_exists, if (table_type && table_type != view_pseudo_hton) ha_lock_engine(thd, table_type); - if (thd->locked_tables_mode) + if (thd->locked_tables_mode == LTM_LOCK_TABLES || + thd->locked_tables_mode == LTM_PRELOCKED_UNDER_LOCK_TABLES) { if (wait_while_table_is_used(thd, table->table, HA_EXTRA_NOT_USED)) {