Return-path: Received: from mail-ew0-f227.google.com ([209.85.219.227]:63495 "EHLO mail-ew0-f227.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754022AbZIPRg4 convert rfc822-to-8bit (ORCPT ); Wed, 16 Sep 2009 13:36:56 -0400 MIME-Version: 1.0 In-Reply-To: <1253122055.26521.431.camel@rc-desk> References: <8db1092f0909160236i5d2b1f31k3ec289fbd9ac0bfa@mail.gmail.com> <1253122055.26521.431.camel@rc-desk> Date: Wed, 16 Sep 2009 19:36:57 +0200 Message-ID: <8db1092f0909161036t5bae781eqa6f0a0df308ec4cd@mail.gmail.com> Subject: Re: WARNING: at net/mac80211/scan.c:267 ieee80211_scan_completed+0x299/0x2b0 [mac80211]() From: Maciej Rutecki To: reinette chatre Cc: Linux Kernel Mailing List , Linux Wireless List , "ilw@linux.intel.com" , "Zhu, Yi" Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: 2009/9/16 reinette chatre : > > The important information is not what you posted here, but still in the > dmesg file you provided. In that log we see the following right before > the warnings: > > [  163.126590] wlan0: direct probe to AP 00:1b:11:f6:0f:28 (try 1) > [  163.130027] wlan0 direct probe responded > [  163.130032] wlan0: authenticate with AP 00:1b:11:f6:0f:28 (try 1) > [  163.131924] wlan0: authenticated > [  163.131952] wlan0: associate with AP 00:1b:11:f6:0f:28 (try 1) > [  163.134325] wlan0: RX ReassocResp from 00:1b:11:f6:0f:28 (capab=0x431 status=0 aid=1) > [  163.134331] wlan0: associated > [  163.155938] wlan0: deauthenticating by local choice (reason=3) > > It shows that association was successful, but something in userspace requested a disconnect. Hmm. Yes, connect takes more time than in 2.6.31. > >> >> [  163.208063] ------------[ cut here ]------------ >> [  163.208114] WARNING: at net/mac80211/scan.c:267 >> ieee80211_scan_completed+0x299/0x2b0 [mac80211]() > > I cannot get an exact line match based on the kernel information you > provided. I assume it is the first warning in > ieee80211_scan_completed(). This is not serious as it indicates that > mac80211 received a "scan completed" indication when it was not > scanning. > > >> [  163.232845] ------------[ cut here ]------------ >> [  163.232908] WARNING: at net/wireless/core.c:613 >> wdev_cleanup_work+0xbb/0xe0 [cfg80211]() > > This warning has just been reported in linux-wireless also. Perhaps you > can follow its discussion there. See > http://thread.gmane.org/gmane.linux.kernel.wireless.general/39607 Thanks for information -- Maciej Rutecki http://www.maciek.unixy.pl