//sys/bus/platform/drivers/serial8250/serial8250/tty:ttyS2/subsystem/tty48/subsystem/tty3/subsystem/tty15/subsystem/tty47/subsystem/tty31/subsystem/ptmx/subsystem/ptmx/subsystem/tty51/subsystem/tty32/subsystem/console/subsystem/tty2/subsystem/tty36/subsystem/tty23/subsystem/tty7/subsystem/tty12/uevent