Sporadic "arr->n_reserved == 0" assertion failures in debug builds

Bug #1197643 reported by Alexey Kopytov on 2013-07-04
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Percona XtraBackup
Medium
Unassigned
2.1
Medium
Unassigned
2.2
Medium
Unassigned
2.3
Medium
Unassigned

Bug Description

The compact_compressed test sporadically fails in debug builds as follows:

130703 20:10:51 InnoDB: Assertion failure in thread 140684768057120 in file sync/sync0arr.c line 269
InnoDB: Failing assertion: arr->n_reserved == 0
InnoDB: We intentionally generate a memory trap.
InnoDB: Submit a detailed bug report to http://bugs.mysql.com.
InnoDB: If you get repeated assertion failures or crashes, even
InnoDB: immediately after the mysqld startup, there may be
InnoDB: corruption in the InnoDB tablespace. Please refer to
InnoDB: http://dev.mysql.com/doc/refman/5.1/en/forcing-innodb-recovery.html
InnoDB: about forcing recovery.
innobackupex: Error:
innobackupex: ibbackup failed at /mnt/workspace/percona-xtrabackup-2.1-param/BUILD_TYPE/debug/Host/centos6-64/xtrabackuptarget/innodb51/innobackupex line

http://jenkins.percona.com/view/XtraBackup/job/percona-xtrabackup-2.1-param/360/BUILD_TYPE=debug,Host=centos6-64,xtrabackuptarget=innodb51/testReport/junit/%28root%29/t_compact_compressed/sh/

Alexey Kopytov (akopytov) wrote :

Also occurs for the compact.sh test:

130924 18:23:35 InnoDB: Assertion failure in thread 140572104214304 in file sync/sync0arr.c line 269
InnoDB: Failing assertion: arr->n_reserved == 0

http://jenkins.percona.com/view/XtraBackup/job/percona-xtrabackup-2.2-param/13/BUILD_TYPE=debug,Host=debian6-64,xtrabackuptarget=innodb51/testReport/junit/%28root%29/t_compact/sh/

Alexey Kopytov (akopytov) wrote :
summary: - Sporadic compact_compressed failures in debug builds
+ Sporadic "arr->n_reserved == 0" assertion failures in debug builds
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