1 files changed, 31 insertions, 0 deletions
diff --git a/mysql-test/suite/innodb/t/foreign_key.test b/mysql-test/suite/innodb/t/foreign_key.test
index c1a92697dab..b4e2ee1bbe7 100644
--- a/mysql-test/suite/innodb/t/foreign_key.test
+++ b/mysql-test/suite/innodb/t/foreign_key.test
@@ -73,3 +73,34 @@ reap;
 disconnect fk;
 
 DROP TABLE t3,t1;
+
+--echo #
+--echo # MDEV-18222 InnoDB: Failing assertion: heap->magic_n == MEM_BLOCK_MAGIC_N
+--echo # or ASAN heap-use-after-free in dict_foreign_remove_from_cache upon CHANGE COLUMN
+--echo #
+CREATE TABLE t1 (a INT, UNIQUE(a), KEY(a)) ENGINE=InnoDB;
+ALTER TABLE t1 ADD FOREIGN KEY (a) REFERENCES t1 (a);
+SET SESSION FOREIGN_KEY_CHECKS = OFF;
+ALTER TABLE t1 CHANGE COLUMN a a TIME NOT NULL;
+ALTER TABLE t1 ADD pk INT NOT NULL AUTO_INCREMENT PRIMARY KEY;
+ALTER TABLE t1 CHANGE COLUMN a b TIME;
+SET SESSION FOREIGN_KEY_CHECKS = ON;
+DROP TABLE t1;
+
+--echo #
+--echo # MDEV-18256 InnoDB: Failing assertion: heap->magic_n == MEM_BLOCK_MAGIC_N
+--echo # upon DROP FOREIGN KEY
+--echo #
+CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
+CREATE TABLE t2 (b INT PRIMARY KEY, FOREIGN KEY fk1 (b) REFERENCES t1 (a))
+ENGINE=InnoDB;
+ALTER TABLE t2 DROP FOREIGN KEY fk1, DROP FOREIGN KEY fk1;
+DROP TABLE t2, t1;
+
+CREATE TABLE t1 (f VARCHAR(256)) ENGINE=InnoDB;
+SET SESSION FOREIGN_KEY_CHECKS = OFF;
+ALTER TABLE t1 ADD FOREIGN KEY (f) REFERENCES non_existing_table (x);
+SET SESSION FOREIGN_KEY_CHECKS = ON;
+ALTER TABLE t1 ADD FULLTEXT INDEX ft1 (f);
+ALTER TABLE t1 ADD FULLTEXT INDEX ft2 (f);
+DROP TABLE t1;