plugins.pam_cleartext fails sporadically in buildbot

Description

http://buildbot.askmonty.org/buildbot/builders/work-amd64-valgrind/builds/6489/steps/test/logs/stdio

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 plugins.pam_cleartext w3 [ fail ] Test ended at 2014-12-15 14:14:44 CURRENT_TEST: plugins.pam_cleartext mysqltest: Could not open connection 'default': 0 --- /var/lib/buildbot/maria-slave/work-opensuse-amd64/build/mysql-test/suite/plugins/r/pam_cleartext.result 2014-12-15 11:23:46.000000000 +0200 +++ /var/lib/buildbot/maria-slave/work-opensuse-amd64/build/mysql-test/suite/plugins/r/pam_cleartext.reject 2014-12-15 14:14:43.000000000 +0200 @@ -8,3 +8,5 @@ drop user test_pam; drop user pam_test; uninstall plugin pam; +Warnings: +Warning 1620 Plugin is busy and will be uninstalled on shutdown mysqltest: Result length mismatch

Environment

None

Status

Assignee

Sergei Golubchik

Reporter

Elena Stepanova

Labels

External issue ID

None

External issue ID

None

Components

Fix versions

Affects versions

10.0
5.5

Priority

Minor
Configure