diff --git a/mysql-test/r/query_cache_notembedded.result b/mysql-test/r/query_cache_notembedded.result
index 16a397f78b6..e773a63525b 100644
--- a/mysql-test/r/query_cache_notembedded.result
+++ b/mysql-test/r/query_cache_notembedded.result
@@ -80,4 +80,18 @@ show status like "Qcache_free_blocks";
 Variable_name	Value
 Qcache_free_blocks	1
 drop table t1, t2, t3, t11, t21;
+CREATE TABLE t1 ( a INT NOT NULL PRIMARY KEY AUTO_INCREMENT ) ENGINE =
+MyISAM;
+LOCK TABLE t1 READ LOCAL;
+INSERT INTO t1 VALUES (), (), ();
+SELECT * FROM t1;
+a
+SELECT * FROM t1;
+a
+1
+2
+3
+SELECT * FROM t1;
+a
+drop table t1;
 set GLOBAL query_cache_size=0;
diff --git a/mysql-test/t/query_cache_notembedded.test b/mysql-test/t/query_cache_notembedded.test
index d29dc10ccae..fd4785ffe95 100644
--- a/mysql-test/t/query_cache_notembedded.test
+++ b/mysql-test/t/query_cache_notembedded.test
@@ -78,4 +78,23 @@ show status like "Qcache_total_blocks";
 show status like "Qcache_free_blocks";
 drop table t1, t2, t3, t11, t21;
 
+#
+# do not use QC if tables locked (BUG#12385)
+#
+connect (root,localhost,root,,test,$MASTER_MYPORT,master.sock);
+connection root;
+CREATE TABLE t1 ( a INT NOT NULL PRIMARY KEY AUTO_INCREMENT ) ENGINE =
+MyISAM;
+LOCK TABLE t1 READ LOCAL;
+connect (root2,localhost,root,,test,$MASTER_MYPORT,master.sock);
+connection root2;
+INSERT INTO t1 VALUES (), (), ();
+connection root;
+SELECT * FROM t1;
+connection root2;
+SELECT * FROM t1;
+connection root;
+SELECT * FROM t1;
+drop table t1;
+
 set GLOBAL query_cache_size=0;