Cyclic package TYPE dependency built with associative array shows ERROR 1436 (HY000): Thread stack overrun

SET sql_mode=ORACLE;

DELIMITER $$

CREATE PACKAGE fa AS TYPE r IS RECORD(x INT); END;

$$

CREATE PACKAGE fb AS TYPE r2 IS RECORD(y INT); TYPE arr IS TABLE OF fa.r INDEX BY INTEGER; END;

$$

CREATE OR REPLACE PACKAGE fa AS TYPE r IS RECORD(x INT); TYPE arr2 IS TABLE OF fb.r2 INDEX BY INTEGER; END;

$$

DELIMITER ;

SHOW CREATE PACKAGE fa;

13.1.0-opt>SET sql_mode=ORACLE;

Query OK, 0 rows affected (0.000 sec)

13.1.0-opt>

13.1.0-opt>DELIMITER $$

13.1.0-opt>CREATE PACKAGE fa AS TYPE r IS RECORD(x INT); END;

    -> $$

Query OK, 0 rows affected (0.035 sec)

13.1.0-opt>CREATE PACKAGE fb AS TYPE r2 IS RECORD(y INT); TYPE arr IS TABLE OF fa.r INDEX BY INTEGER; END;

    -> $$

Query OK, 0 rows affected (0.029 sec)

13.1.0-opt>CREATE OR REPLACE PACKAGE fa AS TYPE r IS RECORD(x INT); TYPE arr2 IS TABLE OF fb.r2 INDEX BY INTEGER; END;

    -> $$

Query OK, 0 rows affected (0.006 sec)

13.1.0-opt>DELIMITER ;

13.1.0-opt>SHOW CREATE PACKAGE fa;

ERROR 1436 (HY000): Thread stack overrun:  217120 bytes used of a 299008 byte stack, and 81920 bytes needed. Consider increasing the thread_stack system variable.

13.1.0-opt>