galera_3nodes.galera_vote_rejoin_mysqldump MTR failed: mysql_shutdown failed

galera_3nodes.galera_vote_rejoin_mysqldump 'innodb' w1 [ fail ]

        Test ended at 2020-12-11 17:06:52

CURRENT_TEST: galera_3nodes.galera_vote_rejoin_mysqldump

mysqltest: In included file "./include/shutdown_mysqld.inc": 

included from ./include/restart_mysqld.inc at line 10:

included from /usr/share/mysql-test/suite/galera_3nodes/t/galera_vote_rejoin_mysqldump.test at line 78:

At line 50: mysql_shutdown failed

The result from queries just before the failure was:

< snip >

expect_Primary

Primary

connection node_2;

SET SESSION wsrep_on=OFF;

SELECT VARIABLE_VALUE AS expect_Disconnected FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status';

expect_Disconnected

Disconnected

SET SESSION wsrep_on=ON;

SELECT VARIABLE_VALUE AS expect_Primary FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status';

expect_Primary

Primary

connection node_1;

SHOW CREATE TABLE t1;

Table	Create Table

t1	CREATE TABLE `t1` (

  `f1` int(11) DEFAULT NULL

) ENGINE=InnoDB DEFAULT CHARSET=latin1

connection node_2;

SET SESSION wsrep_on=OFF;

SET SESSION wsrep_on=ON;

More results from queries before failure can be found in /dev/shm/var/1/log/galera_vote_rejoin_mysqldump.log

 - saving '/dev/shm/var/1/log/galera_3nodes.galera_vote_rejoin_mysqldump-innodb/' to '/dev/shm/var/log/galera_3nodes.galera_vote_rejoin_mysqldump-innodb/'

Retrying test galera_3nodes.galera_vote_rejoin_mysqldump, attempt(2/3)...

worker[1] > Restart  - not started

worker[1] > Restart  - not started

worker[1] > Restart  - not started

***Warnings generated in error logs during shutdown after running tests: galera_3nodes.galera_vote_rejoin_mysqldump

2020-12-11 17:06:48 2 [ERROR] WSREP: Vote 0 (success) on 3a0023f3-3bd3-11eb-827e-fb59270527e2:7 is inconsistent with group. Leaving cluster.