main.processlist fails sporadically in buildbot

main.processlist                         [ fail ]

        Test ended at 2014-11-24 05:14:33

CURRENT_TEST: main.processlist

--- C:/bzr/bb-win32/win32-debug2/build/mysql-test/r/processlist.result	2014-10-29 01:18:28.187152000 -0700

+++ C:\bzr\bb-win32\win32-debug2\build\mysql-test\r\processlist.reject	2014-11-24 05:14:30.816286800 -0800

@@ -12,5 +12,5 @@

 0

 select command, time < 5 from information_schema.processlist where id != connection_id();

 command	time < 5

-Sleep	1

+Query	0

 set debug_sync='reset';

mysqltest: Result content mismatch

main.processlist                         w2 [ fail ]

        Test ended at 2014-12-22 01:07:55

CURRENT_TEST: main.processlist

--- /home/buildbot/build/mysql-test/r/processlist.result	2014-12-21 20:37:16.794532000 +0200

+++ /home/buildbot/build/mysql-test/r/processlist.reject	2014-12-22 01:07:55.454312832 +0200

@@ -16,5 +16,5 @@

 SET DEBUG_SYNC = 'now WAIT_FOR query_done';

 select command, time < 5 from information_schema.processlist where id != connection_id();

 command	time < 5

-Sleep	1

+Execute	0

 set debug_sync='reset';

mysqltest: Result length mismatch

main.processlist                         w1 [ fail ]

        Test ended at 2014-12-02 05:34:58

CURRENT_TEST: main.processlist

--- /var/lib/buildbot/maria-slave/work-opensuse-amd64/build/mysql-test/r/processlist.result	2014-12-01 23:07:01.000000000 +0200

+++ /var/lib/buildbot/maria-slave/work-opensuse-amd64/build/mysql-test/r/processlist.reject	2014-12-02 05:34:58.000000000 +0200

@@ -6,7 +6,6 @@

 1

 SET DEBUG_SYNC = 'now SIGNAL fill_schema_proceed';

 INFO	TIME	TIME_MS

-NULL	0	0.000

 select sleep(5);

 sleep(5)

 0

mysqltest: Result length mismatch