I was able to reproduce this on jenkins environment successfully (with debug build). However, since one of the other issues lp:1210509 was masked, further investigation is required. Full backtrace: ====================================================================================== Started by upstream project "PXC-5.5-mrandgen" build number 20 originally caused by: Started by user Raghavendra D Prabhu [EnvInject] - Loading node environment variables. Building remotely on jhc-new-2-centos6-64 in workspace /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64 Copied 1 artifact from "build-xtradb-cluster-binaries ? debug,centos6-64" build number 74 [centos6-64] $ /bin/sh -xe /tmp/hudson68892146020080466.sh ++ pwd + ROOT_FS=/mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64 + '[' -d percona-qa ']' + cd percona-qa + bzr pull Warning: Permanently added 'bazaar.launchpad.net,91.189.95.84' (RSA) to the list of known hosts. Using saved parent location: bzr+ssh://bazaar.launchpad.net/%2Bbranch/percona-qa/ No revisions to pull. + ./pxc-rqg.sh /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64 /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/pxcgen /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64 Warning: Permanently added 'bazaar.launchpad.net,91.189.95.84' (RSA) to the list of known hosts. Using saved parent location: bzr+ssh://bazaar.launchpad.net/~raghavendra-prabhu/randgen/pxc/ No revisions to pull. /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64 Workdir: /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/20 Basedir: /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/Percona-XtraDB-Cluster-5.5.32-23.7.5.460.Linux.x86_64 /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/pxcgen /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64 Running with galera grammar # 2013-08-11T01:26:53 [24767] Copyright (c) 2010,2011 Oracle and/or its affiliates. All rights reserved. Use is subject to license terms. # 2013-08-11T01:26:53 [24767] Please see http://forge.mysql.com/wiki/Category:RandomQueryGenerator for more information on this test framework. # 2013-08-11T01:26:53 [24767] Starting # 2013-08-11T01:26:53 [24767] # runall-new.pl \ # 2013-08-11T01:26:53 [24767] # --basedir=/mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/Percona-XtraDB-Cluster-5.5.32-23.7.5.460.Linux.x86_64 \ # 2013-08-11T01:26:53 [24767] # --galera=ms \ # 2013-08-11T01:26:53 [24767] # --grammar=conf/galera/galera_stress.yy \ # 2013-08-11T01:26:53 [24767] # --gendata=conf/galera/galera_stress.zz \ # 2013-08-11T01:26:53 [24767] # --threads=16 \ # 2013-08-11T01:26:53 [24767] # --queries=10000 \ # 2013-08-11T01:26:53 [24767] # --mysqld=--wsrep-provider=/mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/Percona-XtraDB-Cluster-5.5.32-23.7.5.460.Linux.x86_64/lib/libgalera_smm.so \ # 2013-08-11T01:26:53 [24767] # --seed=time # 2013-08-11T01:26:53 [24767] master_port : 19300 slave_port : 19302 ports : 19300 19302 MTR_BUILD_THREAD : 930 # 2013-08-11T01:26:53 [24767] /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/pxcgen Revno: 879 # 2013-08-11T01:26:53 [24767] /mnt/workspace/PXC-5.5-mrandgen/BTYPE/debug/Host/centos6-64/pxcgen Revision-Id: