//sys/bus/platform/devices/serial8250/tty:ttyS2/subsystem/ptmx/subsystem/tty40/subsystem/tty14/subsystem/tty31/subsystem/tty12/subsystem/tty20/subsystem/tty27/subsystem/tty31/subsystem/tty44/subsystem/tty36/subsystem/tty35/subsystem/tty3/subsystem/tty33/subsystem/tty9/dev