diff --git a/mysql-test/suite/galera/disabled.def b/mysql-test/suite/galera/disabled.def
index 9391f97732b..25f20e01521 100644
--- a/mysql-test/suite/galera/disabled.def
+++ b/mysql-test/suite/galera/disabled.def
@@ -20,7 +20,6 @@ galera_parallel_simple : Failing sporadically
 galera_bf_abort : Failing sporadically
 galera_log_output_csv : Failing sporadically
 galera_as_slave_preordered : wsrep-preordered is not available in MariaDB Galera cluster
-galera_forced_binlog_format : TODO: investigate
 galera_gra_log : TODO: investigate
 galera_as_slave_replication_bundle : TODO: investigate
 galera_ssl_upgrade : TODO: investigate
diff --git a/mysql-test/suite/galera/r/galera_forced_binlog_format.result b/mysql-test/suite/galera/r/galera_forced_binlog_format.result
index 857e44d2dfc..a793f7f6d8b 100644
--- a/mysql-test/suite/galera/r/galera_forced_binlog_format.result
+++ b/mysql-test/suite/galera/r/galera_forced_binlog_format.result
@@ -1,18 +1,43 @@
 RESET MASTER;
 SET SESSION binlog_format = 'STATEMENT';
+Warnings:
+Warning	1105	MariaDB Galera does not support binlog format: STATEMENT
 CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
 INSERT INTO t1 VALUES (1);
 SET SESSION binlog_format = 'MIXED';
+Warnings:
+Warning	1105	MariaDB Galera does not support binlog format: MIXED
 INSERT INTO t1 VALUES (2);
-SHOW BINLOG EVENTS IN 'mysqld-bin.000001' FROM 120;
+SHOW BINLOG EVENTS IN 'mysqld-bin.000001' FROM 248;
 Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+mysqld-bin.000001	<Pos>	Gtid_list	1	<End_log_pos>	[]
+mysqld-bin.000001	<Pos>	Binlog_checkpoint	1	<End_log_pos>	mysqld-bin.000001
+mysqld-bin.000001	<Pos>	Gtid	1	<End_log_pos>	GTID 0-1-1
 mysqld-bin.000001	<Pos>	Query	1	<End_log_pos>	use `test`; CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB
-mysqld-bin.000001	<Pos>	Query	1	<End_log_pos>	BEGIN
+mysqld-bin.000001	<Pos>	Gtid	1	<End_log_pos>	BEGIN GTID 0-1-2
 mysqld-bin.000001	<Pos>	Table_map	1	<End_log_pos>	table_id: ### (test.t1)
-mysqld-bin.000001	<Pos>	Write_rows	1	<End_log_pos>	table_id: ### flags: STMT_END_F
+mysqld-bin.000001	<Pos>	Write_rows_v1	1	<End_log_pos>	table_id: ### flags: STMT_END_F
 mysqld-bin.000001	<Pos>	Xid	1	<End_log_pos>	COMMIT /* xid=### */
-mysqld-bin.000001	<Pos>	Query	1	<End_log_pos>	BEGIN
+mysqld-bin.000001	<Pos>	Gtid	1	<End_log_pos>	BEGIN GTID 0-1-3
 mysqld-bin.000001	<Pos>	Table_map	1	<End_log_pos>	table_id: ### (test.t1)
-mysqld-bin.000001	<Pos>	Write_rows	1	<End_log_pos>	table_id: ### flags: STMT_END_F
+mysqld-bin.000001	<Pos>	Write_rows_v1	1	<End_log_pos>	table_id: ### flags: STMT_END_F
 mysqld-bin.000001	<Pos>	Xid	1	<End_log_pos>	COMMIT /* xid=### */
 DROP TABLE t1;
+#
+# MDEV-9401: wsrep_forced_binlog_format with binlog causes crash
+#
+SET SESSION binlog_format = 'ROW';
+CREATE DATABASE testdb_9401;
+USE testdb_9401;
+CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
+CREATE USER dummy@localhost;
+GRANT ALL PRIVILEGES ON testdb_9401.t1 TO dummy@localhost;
+FLUSH PRIVILEGES;
+SHOW GRANTS FOR dummy@localhost;
+Grants for dummy@localhost
+GRANT USAGE ON *.* TO 'dummy'@'localhost'
+GRANT ALL PRIVILEGES ON `testdb_9401`.`t1` TO 'dummy'@'localhost'
+REVOKE ALL PRIVILEGES, GRANT OPTION FROM dummy@localhost;
+DROP USER dummy@localhost;
+DROP DATABASE testdb_9401;
+# End of tests
diff --git a/mysql-test/suite/galera/t/galera_forced_binlog_format.test b/mysql-test/suite/galera/t/galera_forced_binlog_format.test
index 934c15399e0..d621403f231 100644
--- a/mysql-test/suite/galera/t/galera_forced_binlog_format.test
+++ b/mysql-test/suite/galera/t/galera_forced_binlog_format.test
@@ -20,6 +20,26 @@ INSERT INTO t1 VALUES (2);
 
 --replace_regex /xid=[0-9]+/xid=###/ /table_id: [0-9]+/table_id: ###/
 --replace_column 2 <Pos> 5 <End_log_pos>
-SHOW BINLOG EVENTS IN 'mysqld-bin.000001' FROM 120;
+SHOW BINLOG EVENTS IN 'mysqld-bin.000001' FROM 248;
 
 DROP TABLE t1;
+
+--echo #
+--echo # MDEV-9401: wsrep_forced_binlog_format with binlog causes crash
+--echo #
+SET SESSION binlog_format = 'ROW';
+CREATE DATABASE testdb_9401;
+USE testdb_9401;
+CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
+CREATE USER dummy@localhost;
+GRANT ALL PRIVILEGES ON testdb_9401.t1 TO dummy@localhost;
+FLUSH PRIVILEGES;
+SHOW GRANTS FOR dummy@localhost;
+# Cleanup
+REVOKE ALL PRIVILEGES, GRANT OPTION FROM dummy@localhost;
+DROP USER dummy@localhost;
+DROP DATABASE testdb_9401;
+
+--source include/galera_end.inc
+--echo # End of tests
+
diff --git a/sql/sql_class.h b/sql/sql_class.h
index a2bbe0861d1..5c9847c5a68 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -2118,7 +2118,7 @@ public:
   int is_current_stmt_binlog_format_row() const {
     DBUG_ASSERT(current_stmt_binlog_format == BINLOG_FORMAT_STMT ||
                 current_stmt_binlog_format == BINLOG_FORMAT_ROW);
-    return (WSREP_FORMAT((ulong)current_stmt_binlog_format) == BINLOG_FORMAT_ROW);
+    return current_stmt_binlog_format == BINLOG_FORMAT_ROW;
   }
 
   enum binlog_filter_state