Comment 5 for bug 365321

With the backport modules, it was even worse, one minute after connecting, the connection stopped working. My syslog is full of these message:

Apr 23 19:16:29 gwaihir kernel: [ 437.202564] wlan0: authenticated
Apr 23 19:16:29 gwaihir kernel: [ 437.202566] wlan0: associate with AP ffff88006ce09ac0
Apr 23 19:16:29 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: scanning -> associated
Apr 23 19:16:29 gwaihir kernel: [ 437.205916] wlan0: RX ReassocResp from ffff8800511e8016 (capab=0x431 status=0 aid=1)
Apr 23 19:16:29 gwaihir kernel: [ 437.205919] wlan0: associated
Apr 23 19:16:32 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: associated -> disconnected
Apr 23 19:16:32 gwaihir kernel: [ 440.198034] wlan0: deauthenticated (Reason: 2)
Apr 23 19:16:32 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: disconnected -> scanning
Apr 23 19:16:33 gwaihir kernel: [ 441.196055] wlan0: direct probe to AP ffff88006ce09ac0 try 1
Apr 23 19:16:33 gwaihir kernel: [ 441.396104] wlan0: direct probe to AP ffff88006ce09ac0 try 2
Apr 23 19:16:33 gwaihir kernel: [ 441.399905] wlan0 direct probe responded
Apr 23 19:16:33 gwaihir kernel: [ 441.399908] wlan0: authenticate with AP ffff88006ce09ac0
Apr 23 19:16:33 gwaihir kernel: [ 441.402689] wlan0: authenticated
Apr 23 19:16:33 gwaihir kernel: [ 441.402691] wlan0: associate with AP ffff88006ce09ac0
Apr 23 19:16:33 gwaihir kernel: [ 441.600109] wlan0: associate with AP ffff88006ce09ac0
Apr 23 19:16:33 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: scanning -> associated
Apr 23 19:16:33 gwaihir kernel: [ 441.605087] wlan0: RX ReassocResp from ffff88004d8f0016 (capab=0x431 status=0 aid=1)
Apr 23 19:16:33 gwaihir kernel: [ 441.605091] wlan0: associated
Apr 23 19:16:36 gwaihir kernel: [ 444.595897] wlan0: deauthenticated (Reason: 2)
Apr 23 19:16:36 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: associated -> disconnected
Apr 23 19:16:36 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: disconnected -> scanning
Apr 23 19:16:37 gwaihir kernel: [ 445.592125] wlan0: direct probe to AP ffff88006ce09ac0 try 1
Apr 23 19:16:37 gwaihir kernel: [ 445.595913] wlan0 direct probe responded
Apr 23 19:16:37 gwaihir kernel: [ 445.595916] wlan0: authenticate with AP ffff88006ce09ac0
Apr 23 19:16:38 gwaihir kernel: [ 445.792127] wlan0: authenticate with AP ffff88006ce09ac0
Apr 23 19:16:38 gwaihir kernel: [ 445.794931] wlan0: authenticated
Apr 23 19:16:38 gwaihir kernel: [ 445.794933] wlan0: associate with AP ffff88006ce09ac0
Apr 23 19:16:38 gwaihir kernel: [ 445.799818] wlan0: RX ReassocResp from ffff88004d950016 (capab=0x431 status=0 aid=1)
Apr 23 19:16:38 gwaihir kernel: [ 445.799821] wlan0: associated
Apr 23 19:16:38 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: scanning -> associated
Apr 23 19:16:39 gwaihir NetworkManager: <info> wlan0: link timed out.
Apr 23 19:16:41 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: associated -> disconnected
Apr 23 19:16:41 gwaihir kernel: [ 448.794110] wlan0: deauthenticated (Reason: 2)
Apr 23 19:16:41 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: disconnected -> scanning
Apr 23 19:16:42 gwaihir kernel: [ 449.792109] wlan0: direct probe to AP ffff88006ce09ac0 try 1
Apr 23 19:16:42 gwaihir kernel: [ 449.992105] wlan0: direct probe to AP ffff88006ce09ac0 try 2
Apr 23 19:16:42 gwaihir kernel: [ 449.996078] wlan0 direct probe responded
Apr 23 19:16:42 gwaihir kernel: [ 449.996080] wlan0: authenticate with AP ffff88006ce09ac0
Apr 23 19:16:42 gwaihir kernel: [ 449.998821] wlan0: authenticated
Apr 23 19:16:42 gwaihir kernel: [ 449.998824] wlan0: associate with AP ffff88006ce09ac0
Apr 23 19:16:42 gwaihir kernel: [ 450.196102] wlan0: associate with AP ffff88006ce09ac0
Apr 23 19:16:42 gwaihir kernel: [ 450.201065] wlan0: RX ReassocResp from ffff880051148016 (capab=0x431 status=0 aid=1)
Apr 23 19:16:42 gwaihir kernel: [ 450.201068] wlan0: associated
Apr 23 19:16:42 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: scanning -> associated
Apr 23 19:16:45 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: associated -> disconnected
Apr 23 19:16:45 gwaihir kernel: [ 453.191431] wlan0: deauthenticated (Reason: 2)
Apr 23 19:16:45 gwaihir NetworkManager: <info> (wlan0): supplicant connection state: disconnected -> scanning
Apr 23 19:16:46 gwaihir kernel: [ 454.188107] wlan0: direct probe to AP ffff88006ce09ac0 try 1

I purged the backport module packages for now. An unstable WLAN is better than none :)