Return-path: Received: from mail-qa0-f46.google.com ([209.85.216.46]:33484 "EHLO mail-qa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754419Ab2EOIJK convert rfc822-to-8bit (ORCPT ); Tue, 15 May 2012 04:09:10 -0400 Received: by qadb17 with SMTP id b17so3395472qad.19 for ; Tue, 15 May 2012 01:09:09 -0700 (PDT) MIME-Version: 1.0 Reply-To: sedat.dilek@gmail.com In-Reply-To: References: Date: Tue, 15 May 2012 10:09:09 +0200 Message-ID: (sfid-20120515_100921_321959_AEDA8040) Subject: Re: iwlwifi regression: disconnections From: Sedat Dilek To: Nikolay Martynov Cc: linux-wireless Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, May 15, 2012 at 2:59 AM, Nikolay Martynov wrote: > Hi > >  Looks like the problem I was seeing is indeed related to > Network-Manager and newer kernel. >  After I set ipv6 to 'ignore' in Network-Manager there are not more > disconnections and I still have ipv6. >  Thanks! > Can you please add your experiences to LP #988183 as the issue seems to affect also older Ubuntu releases/kernels with NM + IPv6 - not only affected to Ubuntu/precise (with its kernel and shipped NM). So, NM needs to be fixed in older Ubuntu releases, too. Thanks. - Sedat - [1] https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/988183 > 2012/5/14 Nikolay Martynov : >> Hi. >> >>  Thanks for pointing this out! I'll try to disable ipv6 on the >> interface and see if I still experience the problem. I'll post my >> results on the list. >> >> 2012/5/14 Sedat Dilek : >>> This is a problem of Network-Manager, see Ubuntu LP-988183 [1]. >>> >>> [1] https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/988183 >>> >>> - Sedat - >>> >>> On Mon, May 14, 2012 at 4:00 PM, Nikolay Martynov wrote: >>>> Hi. >>>> >>>>  I have Intel 5300 card. It works fine with 3.2.16. When I try 3.3.6 >>>> or 3.4.0rc6 I get connection drops often - once 5-10 mins. With 3.2.16 >>>> such disconnects happen once-twice a day. AP - ath9k based router and >>>> it doesn't change. I'm using kernels from ubuntu kernel ppa. >>>> >>>>  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) >>>> [ 1259.277831] cfg80211: All devices are disconnected, going to >>>> restore regulatory settings >>>> [ 1259.277842] cfg80211: Restoring regulatory settings >>>> [ 1259.277851] cfg80211: Calling CRDA to update world regulatory domain >>>> [ 1259.293624] cfg80211: Ignoring regulatory request Set by core since >>>> the driver uses its own custom regulatory domain >>>> [ 1259.293629] cfg80211: World regulatory domain updated: >>>> [ 1259.293632] cfg80211:   (start_freq - end_freq @ bandwidth), >>>> (max_antenna_gain, max_eirp) >>>> [ 1259.293636] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), >>>> (300 mBi, 2000 mBm) >>>> [ 1259.293640] cfg80211:   (2457000 KHz - 2482000 KHz @ 20000 KHz), >>>> (300 mBi, 2000 mBm) >>>> [ 1259.293644] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), >>>> (300 mBi, 2000 mBm) >>>> [ 1259.293647] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz), >>>> (300 mBi, 2000 mBm) >>>> [ 1259.293651] cfg80211:   (5735000 KHz - 5835000 KHz @ 40000 KHz), >>>> (300 mBi, 2000 mBm) >>>> [ 1265.296158] wlan1: authenticate with XX:XX:XX:XX:XX:XX >>>> [ 1265.297450] wlan1: send auth to XX:XX:XX:XX:XX:XX (try 1/3) >>>> [ 1265.500053] wlan1: send auth to XX:XX:XX:XX:XX:XX (try 2/3) >>>> [ 1265.502380] wlan1: authenticated >>>> [ 1265.504080] wlan1: associate with XX:XX:XX:XX:XX:XX (try 1/3) >>>> [ 1265.507624] wlan1: RX AssocResp from XX:XX:XX:XX:XX:XX (capab=0x411 >>>> status=0 aid=1) >>>> [ 1265.507632] wlan1: associated >>>> >>>> >>>> I'll be happy to help with any additional information of debugging. >>>> Thanks! >>>> >>>> -- >>>> Truthfully yours, >>>> Martynov Nikolay. >>>> Email: mar.kolya@gmail.com >>>> -- >>>> To unsubscribe from this list: send the line "unsubscribe linux-wireless" in >>>> the body of a message to majordomo@vger.kernel.org >>>> More majordomo info at  http://vger.kernel.org/majordomo-info.html >> >> >> >> -- >> Truthfully yours, >> Martynov Nikolay. >> Email: mar.kolya@gmail.com > > > > -- > Truthfully yours, > Martynov Nikolay. > Email: mar.kolya@gmail.com