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Date: Mon, 14 May 2012 10:18:28 -0400
Message-ID: <CALGY4ftipuxoSVN_4Aa0GvEU5E7n8q2iRWBmSWrQTYxit5gXPw@mail.gmail.com> (sfid-20120514_161903_215301_BDAB2B7C)
Subject: Re: iwlwifi regression: disconnections
From: Nikolay Martynov <mar.kolya@gmail.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-wireless <linux-wireless@vger.kernel.org>
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2012/5/14 Johannes Berg <johannes@sipsolutions.net>:
> On Mon, 2012-05-14 at 10:00 -0400, Nikolay Martynov wrote:
>
>> ? Here is what I see in logs during disconnect:
>>
>> [ 1024.296004] ICMPv6 RA: ndisc_router_discovery() failed to add default route.
>> [ 1259.209166] wlan1: deauthenticating from XX:XX:XX:XX:XX:XX by local
>> choice (reason=3)
>
>> I'll be happy to help with any additional information of debugging.
>
> Hmm, this is interesting. Can you check syslog for anything from
> wpa_supplicant and/or network manager or whatever you use? This just
> means userspace decided to disconnect, but doesn't give a clue as to
> why.

Not sure is this is relevant, but it looks like that this is all I have in logs:

May 14 10:10:03 laptop kernel: [ 2223.292056] ICMPv6 RA:
ndisc_router_discovery() failed to add default route.
May 14 10:14:35 laptop NetworkManager[1003]: <info> (wlan1): device
state change: 8 -> 9 (reason 5)
May 14 10:14:35 laptop NetworkManager[1003]: <warn> Activation (wlan1)
failed for access point (nowhere)
May 14 10:14:35 laptop NetworkManager[1003]: <warn> Activation (wlan1) failed.
May 14 10:14:35 laptop NetworkManager[1003]: <info> (wlan1): device
state change: 9 -> 3 (reason 0)
May 14 10:14:35 laptop NetworkManager[1003]: <info> (wlan1):
deactivating device (reason: 0).
May 14 10:14:35 laptop NetworkManager[1003]: <info> (wlan1): canceled
DHCP transaction, DHCP client pid 3484
May 14 10:14:35 laptop kernel: [ 2495.208887] wlan1: deauthenticating
from XX:XX:XX:XX:XX:XX by local choice (reason=3)
May 14 10:14:35 laptop kernel: [ 2495.292334] cfg80211: All devices
are disconnected, going to restore regulatory settings
May 14 10:14:35 laptop kernel: [ 2495.292345] cfg80211: Restoring
regulatory settings
May 14 10:14:35 laptop kernel: [ 2495.292355] cfg80211: Calling CRDA
to update world regulatory domain
May 14 10:14:35 laptop wpa_supplicant[1103]: CTRL-EVENT-DISCONNECTED
bssid=00:00:00:00:00:00 reason=0

Some additional info than might be useful: I'm using ubuntu 11.04,
Network Manager has this version:
0.8.4~git.20110319t175609.d14809b-0ubuntu3
Thanks!


-- 
Truthfully yours,
Martynov Nikolay.
Email: mar.kolya@gmail.com