readme.sony

来自「创建一个符合iso-9660标准的iso文件系统」· SONY 代码 · 共 7 行

The Sony CDU-924 drive has no hardware support for CDROM XA2 mode 1.
If you want to create a multi session disk, you need to switch back to
-data (plain CD-ROM)

There is currently a bug in the Sony code of cdrecord that does 
not allow you to have different track types in one session.