Bug#583643: linux-image-2.6.34-1-686: iwlagn disassociate under high load
On Sat, May 29, 2010 at 08:19:25AM +0200, Friedemann Stoyan wrote:
> Package: linux-2.6
> Version: 2.6.34-1~experimental.1
> Severity: normal
>
> Dear Maintainers,
>
> after upgrading to kernel 2.6.34-1~experimental.1 my iwlagn based
> wirless lan gets unstable under higher/heavy load:
>
> [226918.161883] wlan0: deauthenticated from 00:13:5f:ff:04:80 (Reason: 10)
> [226918.176600] mac80211-phy0: failed to remove key (0, 00:13:5f:ff:04:80) from hardware (-22)
> [226918.192593] cfg80211: Calling CRDA to update world regulatory domain
> [226918.192637] cfg80211: Calling CRDA for country: EU
> [226918.765130] ADDRCONF(NETDEV_UP): wlan0: link is not ready
> [226922.877709] wlan0: authenticate with 00:13:5f:ff:04:80 (try 1)
> [226922.878811] wlan0: authenticated
> [226922.878851] wlan0: associate with 00:13:5f:ff:04:80 (try 1)
> [226922.880158] wlan0: RX AssocResp from 00:13:5f:ff:04:80 (capab=0x111 status=0 aid=1)
> [226922.880165] wlan0: associated
> [226922.884919] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
> [228503.826349] wlan0: deauthenticated from 00:13:5f:ff:04:80 (Reason: 2)
> [228503.844068] mac80211-phy0: failed to remove key (0, 00:13:5f:ff:04:80) from hardware (-22)
> [228503.868282] cfg80211: Calling CRDA to update world regulatory domain
> [228503.868336] cfg80211: Calling CRDA for country: EU
> [228504.465770] ADDRCONF(NETDEV_UP): wlan0: link is not ready
> [228508.580218] wlan0: authenticate with 00:13:5f:ff:04:80 (try 1)
> [228508.581246] wlan0: authenticated
> [228508.581285] wlan0: associate with 00:13:5f:ff:04:80 (try 1)
> [228508.582488] wlan0: RX AssocResp from 00:13:5f:ff:04:80 (capab=0x111 status=0 aid=1)
> [228508.582494] wlan0: associated
>
> In my accesspoint (cisco 1131ag) logfile I can see:
>
> May 28 2010 22:00:13.519 CEST: %DOT11-6-ASSOC: Interface Dot11Radio1, Station 0016.eaef.2cea Associated KEY_MGMT[WPAv2 PSK]
> May 28 2010 22:13:51.212 CEST: %DOT11-4-MAXRETRIES: Packet to client 0016.eaef.2cea reached max retries, removing the client
> May 28 2010 22:13:51.213 CEST: %DOT11-6-DISASSOC: Interface Dot11Radio1, Deauthenticating Station 0016.eaef.2cea Reason: Previous authentication no longer valid
> May 28 2010 22:13:51.215 CEST: %DOT11-4-MAXRETRIES: Packet to client 0016.eaef.2cea reached max retries, removing the client
> May 28 2010 22:13:57.856 CEST: %DOT11-6-ASSOC: Interface Dot11Radio1, Station 0016.eaef.2cea Associated KEY_MGMT[WPAv2 PSK]
> May 28 2010 22:40:18.691 CEST: %DOT11-4-MAXRETRIES: Packet to client 0016.eaef.2cea reached max retries, removing the client
> May 28 2010 22:40:18.695 CEST: %DOT11-6-DISASSOC: Interface Dot11Radio1, Deauthenticating Station 0016.eaef.2cea Reason: Previous authentication no longer valid
> May 28 2010 22:40:23.558 CEST: %DOT11-6-ASSOC: Interface Dot11Radio1, Station 0016.eaef.2cea Associated KEY_MGMT[WPAv2 PSK]
>
> With kernel linux-image-2.6.32-5-686 the wlan works prefectly.
please report upstream on bugzilla.kernel.org and let us know bug nr
to track it, thanks.
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