--- /dev/null
+Index: linux-4.18.0-32.el8/fs/ext4/extents.c
+===================================================================
+--- linux-4.18.0-32.el8/fs.orig/ext4/extents.c 2020-11-27 10:01:19.149710442 +0300
++++ linux-4.18.0-32.el8/fs/ext4/extents.c 2020-11-27 10:01:25.462844639 +0300
+@@ -3431,8 +3431,8 @@ static int ext4_ext_convert_to_initia
+ ex = path[depth].p_ext;
+ ee_block = le32_to_cpu(ex->ee_block);
+ ee_len = ext4_ext_get_actual_len(ex);
+- zero_ex1.ee_len = 0;
+- zero_ex2.ee_len = 0;
++ memset(&zero_ex1, 0, sizeof(zero_ex1));
++ memset(&zero_ex2, 0, sizeof(zero_ex2));
+
+ trace_ext4_ext_convert_to_initialized_enter(inode, map, ex);
+