This bug was fixed in the package percona-xtradb-cluster-5.6 - 5.6.21-25.8-0ubuntu4
--------------- percona-xtradb-cluster-5.6 (5.6.21-25.8-0ubuntu4) yakkety; urgency=medium
* No change rebuild to fix miscompilation on s390x. LP: #1572613
-- Dimitri John Ledkov <email address hidden> Tue, 26 Apr 2016 13:13:59 +0100
This bug was fixed in the package percona- xtradb- cluster- 5.6 - 5.6.21- 25.8-0ubuntu4
--------------- xtradb- cluster- 5.6 (5.6.21- 25.8-0ubuntu4) yakkety; urgency=medium
percona-
* No change rebuild to fix miscompilation on s390x. LP: #1572613
-- Dimitri John Ledkov <email address hidden> Tue, 26 Apr 2016 13:13:59 +0100