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-rw-r--r--mysql-test/suite/federated/federated_partition.result36
-rw-r--r--mysql-test/suite/federated/federated_partition.test25
2 files changed, 61 insertions, 0 deletions
diff --git a/mysql-test/suite/federated/federated_partition.result b/mysql-test/suite/federated/federated_partition.result
index c8a61d825b6..374dba515c7 100644
--- a/mysql-test/suite/federated/federated_partition.result
+++ b/mysql-test/suite/federated/federated_partition.result
@@ -47,6 +47,42 @@ connection slave;
drop table federated.t1_1;
drop table federated.t1_2;
End of 5.1 tests
+#
+# MDEV-18734 ASAN heap-use-after-free upon sorting by blob column from partitioned table
+#
+connection slave;
+use federated;
+create table t1_1 (x int, b text, key(x));
+create table t1_2 (x int, b text, key(x));
+connection master;
+create table t1 (x int, b text, key(x)) engine=federated
+partition by range columns (x) (
+partition p1 values less than (40) connection='mysql://root@127.0.0.1:SLAVE_PORT/federated/t1_1',
+partition pn values less than (maxvalue) connection='mysql://root@127.0.0.1:SLAVE_PORT/federated/t1_2'
+);
+insert t1 values (1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6), (7, 7), (8, 8);
+insert t1 select x + 8, x + 8 from t1;
+insert t1 select x + 16, x + 16 from t1;
+insert t1 select x + 49, repeat(x + 49, 100) from t1;
+flush tables;
+# This produces wrong result before MDEV-17573
+select x, left(b, 10) from t1 where x > 30 and x < 60 order by b;
+x left(b, 10)
+31 31
+32 32
+50 5050505050
+51 5151515151
+52 5252525252
+53 5353535353
+54 5454545454
+55 5555555555
+56 5656565656
+57 5757575757
+58 5858585858
+59 5959595959
+drop table t1;
+connection slave;
+drop table t1_1, t1_2;
connection master;
DROP TABLE IF EXISTS federated.t1;
DROP DATABASE IF EXISTS federated;
diff --git a/mysql-test/suite/federated/federated_partition.test b/mysql-test/suite/federated/federated_partition.test
index 47110b5eebf..42f56134279 100644
--- a/mysql-test/suite/federated/federated_partition.test
+++ b/mysql-test/suite/federated/federated_partition.test
@@ -51,4 +51,29 @@ drop table federated.t1_2;
--echo End of 5.1 tests
+--echo #
+--echo # MDEV-18734 ASAN heap-use-after-free upon sorting by blob column from partitioned table
+--echo #
+connection slave;
+use federated;
+create table t1_1 (x int, b text, key(x));
+create table t1_2 (x int, b text, key(x));
+connection master;
+--replace_result $SLAVE_MYPORT SLAVE_PORT
+eval create table t1 (x int, b text, key(x)) engine=federated
+ partition by range columns (x) (
+ partition p1 values less than (40) connection='mysql://root@127.0.0.1:$SLAVE_MYPORT/federated/t1_1',
+ partition pn values less than (maxvalue) connection='mysql://root@127.0.0.1:$SLAVE_MYPORT/federated/t1_2'
+);
+insert t1 values (1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6), (7, 7), (8, 8);
+insert t1 select x + 8, x + 8 from t1;
+insert t1 select x + 16, x + 16 from t1;
+insert t1 select x + 49, repeat(x + 49, 100) from t1;
+flush tables;
+--echo # This produces wrong result before MDEV-17573
+select x, left(b, 10) from t1 where x > 30 and x < 60 order by b;
+drop table t1;
+connection slave;
+drop table t1_1, t1_2;
+
source include/federated_cleanup.inc;