spider/bg.spider3_fixes failed in buildbot

spider/bg.spider3_fixes                  w4 [ fail ]

        Test ended at 2017-03-28 14:28:42

CURRENT_TEST: spider/bg.spider3_fixes

mysqltest: At line 219: query 'SELECT MAX(id) FROM t1' failed: 1156: Got packets out of order

The result from queries just before the failure was:

< snip >

INSERT INTO t1 () VALUES ();

SELECT LAST_INSERT_ID();

LAST_INSERT_ID()

5000

SELECT MAX(id) FROM t1;

MAX(id)

6216

MASTER_1_AUTO_INCREMENT_OFFSET4

INSERT INTO t2 () VALUES ();

SELECT LAST_INSERT_ID();

LAST_INSERT_ID()

6993

SELECT MAX(id) FROM t2;

MAX(id)

6993

INSERT INTO t1 (id) VALUES (10000);

SELECT LAST_INSERT_ID();

LAST_INSERT_ID()

6993

SELECT MAX(id) FROM t1;

More results from queries before failure can be found in /run/shm/var/4/log/spider3_fixes.log

Warnings from just before the error:

Error 1156 Got packets out of order 

Error 12701 Remote MySQL server has gone away