I still haven't had any luck with this, have noticed this in the dmesg output though after trying to connect the interface:
wlan0: Initial auth_alg=0
wlan0: authenticate with AP 00:18:4d:05:21:9e
wlan0: RX authentication from 00:18:4d:05:21:9e (alg=0 transaction=2 status=0)
wlan0: authenticated
wlan0: associate with AP 00:18:4d:05:21:9e
wlan0: associate with AP 00:18:4d:05:21:9e
wlan0: associate with AP 00:18:4d:05:21:9e
wlan0: association with AP 00:18:4d:05:21:9e timed out
wlan0: authentication frame received from 00:18:4d:05:21:9e, but not in authenticate state - ignored
wlan0: authentication frame received from 00:18:4d:05:21:9e, but not in authenticate state - ignored
wlan0: association frame received from 00:18:4d:05:21:9e, but not in associate state - ignored
wlan0: association frame received from 00:18:4d:05:21:9e, but not in associate state - ignored
wlan0: association frame received from 00:18:4d:05:21:9e, but not in associate state - ignored
wlan0: association frame received from 00:18:4d:05:21:9e, but not in associate state - ignored
wlan0: association frame received from 00:18:4d:05:21:9e, but not in associate state - ignored
wlan0: association frame received from 00:18:4d:05:21:9e, but not in associate state - ignored