//sys/class/tty/tty6/subsystem/tty15/subsystem/tty21/subsystem/tty5/subsystem/tty9/subsystem/ttyS1/subsystem/tty43/subsystem/tty3/subsystem/tty56/subsystem/ttyS3/subsystem/ttyS0/device/tty:ttyS3/subsystem/tty38/subsystem/tty20/subsystem/tty63/subsystem/tty54/subsystem/tty50/subsystem/tty12/uevent