[   95.848632] wl1271: loaded
[   95.848999] wl1271: initialized
[   96.377838] wl1271: mac80211 start
[   96.378265] wl1271: mac80211 stop
[   96.382476] wl1271: mac80211 start
[   96.382873] wl1271: mac80211 stop
ubuntu@ubuntu:~$ sudo ifconfig wlan0 up
SIOCSIFFLAGS: Cannot assign requested address
ubuntu@ubuntu:~$ iwconfig
lo        no wireless extensions.

usb0      no wireless extensions.

wlan0     IEEE 802.11abg  ESSID:off/any
          Mode:Managed  Access Point: Not-Associated   Tx-Power=0 dBm
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:on