Ubuntu 13.04 i386. Bug is still there.

When I spoof mac via Edit Connections -> (choose connection) -> Cloned
MAC address, and after that trying to connect to AP, my connection does
not establish. When I trying to connect to WPA2-encrypted AP and open,
both have the same issue.

When I spoof MAC with:

sudo ifconfig wlan0 down
sudo macchanger -r wlan0
sudo ifconfig wlan0 up

I have the same issue.
In my /var/log/syslog I have something like:


wpa_supplicant[1370]: wlan0: SME: Trying to authenticate with 
XX:XX:XX:XX:XX:XX[AP MAC addr] (SSID='test' freq=2437 MHz)
kernel: [  180.959024] wlan0: authenticate with XX:XX:XX:XX:XX:XX[AP MAC addr]
kernel: [  180.960204] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr] (try 
1/3)
NetworkManager[1300]: <info> (wlan0): supplicant interface state: scanning -> 
authenticating
kernel: [  181.162234] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr] (try 
2/3)
kernel: [  181.366146] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr] (try 
3/3)
kernel: [  181.570031] wlan0: authentication with XX:XX:XX:XX:XX:XX[AP MAC 
addr] timed out
NetworkManager[1300]: <info> (wlan0): supplicant interface state: 
authenticating -> disconnected
NetworkManager[1300]: <info> (wlan0): supplicant interface state: disconnected 
-> scanning
wpa_supplicant[1370]: wlan0: SME: Trying to authenticate with 
XX:XX:XX:XX:XX:XX[AP MAC addr] (SSID='test' freq=2437 MHz)
kernel: [  182.534318] wlan0: authenticate with XX:XX:XX:XX:XX:XX[AP MAC addr]
kernel: [  182.535346] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr] (try 
1/3)
NetworkManager[1300]: <info> (wlan0): supplicant interface state: scanning -> 
authenticating
kernel: [  182.737324] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr] (try 
2/3)
kernel: [  182.941221] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr] (try 
3/3)
kernel: [  183.145114] wlan0: authentication with XX:XX:XX:XX:XX:XX[AP MAC 
addr] timed out
NetworkManager[1300]: <info> (wlan0): supplicant interface state: 
authenticating -> disconnected
NetworkManager[1300]: <info> (wlan0): supplicant interface state: disconnected 
-> scanning

When I spoof MAC with macchanger utility (or ifconfig hw ether), after
some attempts of connection establishing, system resets the wlan0
substituted MAC with the original hardware MAC and after that connects
without problems, but with original MAC address:

...
kernel: [  185.684537] wlan0: authenticate with 5XX:XX:XX:XX:XX:XX[AP MAC addr]
kernel: [  185.685536] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr]0 (try 
1/3)
NetworkManager[1300]: <info> (wlan0): supplicant interface state: scanning -> 
authenticating
kernel: [  185.887608] wlan0: send auth to XX:XX:XX:XX:XX:XX[AP MAC addr] (try 
2/3)
NetworkManager[1300]: <warn> Activation (wlan0/wireless): association took too 
long, failing activation.
NetworkManager[1300]: <info> (wlan0): device state change: config -> failed 
(reason 'SSID not found') [50 120 53]
NetworkManager[1300]: <warn> Activation (wlan0) failed for connection 'test'
NetworkManager[1300]: <info> (wlan0): supplicant interface state: 
authenticating -> disconnected
NetworkManager[1300]: <info> (wlan0): device state change: failed -> 
disconnected (reason 'none') [120 30 0]
NetworkManager[1300]: <info> (wlan0): deactivating device (reason 'none') [0]
NetworkManager[1300]: <info> (wlan0): taking down device.
NetworkManager[1300]: <info> (wlan0): reset MAC address to 
XX:XX:XX:XX:XX:XX[Original my MAC addr]
kernel: [  186.141883] brcmsmac bcma0:0: brcms_ops_bss_info_changed: qos 
enabled: false (implement)
kernel: [  186.141895] brcmsmac bcma0:0: brcms_ops_config: change power-save 
mode: false (implement)
kernel: [  186.142028] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
NetworkManager[1300]: <info> (wlan0): supplicant interface state: disconnected 
-> disabled
NetworkManager[1300]: <info> (wlan0): supplicant interface state: disabled -> 
disconnected
...

It seems that this bug exists for a long time and so, must be fixed.

If there's lack of information, I can try to explain more detail with
request.

** Changed in: network-manager (Ubuntu)
       Status: Expired => Confirmed

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https://bugs.launchpad.net/bugs/787192

Title:
  Network Manager Cloned MAC Address feature fails on WPA Wireless
  Networks

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