galera.MW-258 fails with a deadlock

galera.MW-258 'innodb'                   w2 [ fail ]

        Test ended at 2017-10-26 03:58:36

CURRENT_TEST: galera.MW-258

mysqltest: At line 33: query 'reap' failed: 1213: Deadlock found when trying to get lock; try restarting transaction

The result from queries just before the failure was:

< snip >

connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1;

connection node_1a;

SET SESSION wsrep_sync_wait = 0;

SET SESSION wsrep_osu_method = RSU;

ALTER TABLE t1 ADD COLUMN f2 INTEGER;;

connect node_1b, 127.0.0.1, root, , test, $NODE_MYPORT_1;

connection node_1b;

SET SESSION wsrep_sync_wait = 0;

SET SESSION wsrep_osu_method = RSU;

ALTER TABLE t1 ADD COLUMN f3 INTEGER;;

connection node_1;

value during RSU:

SHOW STATUS LIKE 'wsrep_desync_count';

Variable_name   Value

SHOW VARIABLES LIKE 'wsrep_desync';

Variable_name   Value

wsrep_desync    OFF

UNLOCK TABLES;

connection node_1a;

connection node_1b;