s390vsl048:/usr/share/mysql-test # ./mysql-test-run.pl perfschema.func_mutex 

Logging: ./mysql-test-run.pl  perfschema.func_mutex

vardir: /usr/share/mysql-test/var

Checking leftover processes...

Removing old var directory...

Creating var directory '/usr/share/mysql-test/var'...

Checking supported features...

MariaDB Version 10.0.20-MariaDB

 - SSL connections supported

Collecting tests...

Installing system database...

==============================================================================

TEST                                      RESULT   TIME (ms) or COMMENT

--------------------------------------------------------------------------

worker[1] Using MTR_BUILD_THREAD 300, with reserved ports 16000..16019

worker[1] mysql-test-run: WARNING: running this script as _root_ will cause some tests to be skipped

perfschema.func_mutex                    [ fail ]

        Test ended at 2015-07-14 10:24:13

CURRENT_TEST: perfschema.func_mutex

--- /usr/share/mysql-test/suite/perfschema/r/func_mutex.result	2015-06-17 16:54:12.000000000 +0200

+++ /usr/share/mysql-test/suite/perfschema/r/func_mutex.reject	2015-07-14 10:24:13.236244479 +0200

@@ -40,7 +40,7 @@

 WHERE (EVENT_NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share'));

 SELECT IF((@after_count - @before_count) > 0, 'Success', 'Failure') test_fm1_timed;

 test_fm1_timed

-Success

+Failure

 UPDATE performance_schema.setup_instruments SET enabled = 'NO'

 WHERE NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share';

 TRUNCATE TABLE performance_schema.events_waits_history_long;

@@ -83,7 +83,7 @@

 WHERE (EVENT_NAME = 'wait/synch/rwlock/sql/LOCK_system_variables_hash'));

 SELECT IF((@after_count - @before_count) > 0, 'Success', 'Failure') test_fm1_rw_timed;

 test_fm1_rw_timed

-Success

+Failure

 UPDATE performance_schema.setup_instruments SET enabled = 'NO'

 WHERE NAME = 'wait/synch/rwlock/sql/LOCK_system_variables_hash';

 TRUNCATE TABLE performance_schema.events_waits_history_long;

mysqltest: Result content mismatch

 - saving '/usr/share/mysql-test/var/log/perfschema.func_mutex/' to '/usr/share/mysql-test/var/log/perfschema.func_mutex/'

--------------------------------------------------------------------------

The servers were restarted 0 times

Spent 0.000 of 5 seconds executing testcases

Failure: Failed 1/1 tests, 0.00% were successful.

Failing test(s): perfschema.func_mutex

The log files in var/log may give you some hint of what went wrong.

If you want to report this error, please read first the documentation

at http://dev.mysql.com/doc/mysql/en/mysql-test-suite.html

mysql-test-run: *** ERROR: there were failing test cases