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authorSachin Setiya <sachin.setiya@mariadb.com>2017-09-27 10:06:44 +0530
committerSachin Setiya <sachin.setiya@mariadb.com>2017-09-27 10:15:08 +0530
commit0627929f626482508cc999d854e20f3a120f927a (patch)
tree4ad2c465bf594a6a781a5459437cd9d6d1de4584 /mysql-test/suite
parente3dee8376885c79350d447a5f99ddc5bf03188d8 (diff)
downloadmariadb-git-0627929f626482508cc999d854e20f3a120f927a.tar.gz
MDEV-13787 Crash in persistent stats wsrep_on (thd=0x0)
Problem:- This crash happens because of thd = NULL , and while checking for wsrep_on , we no longer check for thd != NULL (MDEV-7955). So this problem is regression of MDEV-7955. However this patch not only solves this regression , It solves all regression caused by MDEV-7955 patch. To get all possible cases when thd can be null , assert(thd)/ assert(trx->mysql_thd) is place just before all wsrep_on and innodb test suite is run. And the assert which caused failure are removed with a physical check for thd != NULL. Rest assert are removed. Hopefully this method will remove all current/potential regression of MDEV-7955.
Diffstat (limited to 'mysql-test/suite')
-rw-r--r--mysql-test/suite/galera/r/galera_mdev_13787.result3
-rw-r--r--mysql-test/suite/galera/t/galera_mdev_13787.opt1
-rw-r--r--mysql-test/suite/galera/t/galera_mdev_13787.test6
3 files changed, 10 insertions, 0 deletions
diff --git a/mysql-test/suite/galera/r/galera_mdev_13787.result b/mysql-test/suite/galera/r/galera_mdev_13787.result
new file mode 100644
index 00000000000..e3133f60b0c
--- /dev/null
+++ b/mysql-test/suite/galera/r/galera_mdev_13787.result
@@ -0,0 +1,3 @@
+create table t(a int);
+insert into t select 1;
+DROP TABLE t;
diff --git a/mysql-test/suite/galera/t/galera_mdev_13787.opt b/mysql-test/suite/galera/t/galera_mdev_13787.opt
new file mode 100644
index 00000000000..27ec1e3f00e
--- /dev/null
+++ b/mysql-test/suite/galera/t/galera_mdev_13787.opt
@@ -0,0 +1 @@
+--innodb-stats-persistent=1
diff --git a/mysql-test/suite/galera/t/galera_mdev_13787.test b/mysql-test/suite/galera/t/galera_mdev_13787.test
new file mode 100644
index 00000000000..940cffb8b65
--- /dev/null
+++ b/mysql-test/suite/galera/t/galera_mdev_13787.test
@@ -0,0 +1,6 @@
+--source include/galera_cluster.inc
+--source include/have_innodb.inc
+--connection node_1
+create table t(a int);
+insert into t select 1;
+DROP TABLE t;