Test failure on galera.galera_parallel_simple

galera.galera_parallel_simple 'xtradb'   w2 [ fail ]

        Test ended at 2018-04-07 18:11:26

CURRENT_TEST: galera.galera_parallel_simple

mysqltest: At line 16: query 'LOCK TABLE t1 WRITE' failed: 1146: Table 'test.t1' doesn't exist

The result from queries just before the failure was:

CREATE TABLE t1 (id INT) ENGINE=InnoDB;

CREATE TABLE t2 (id INT) ENGINE=InnoDB;

SET GLOBAL wsrep_slave_threads = 2;

LOCK TABLE t1 WRITE;