From owner-freebsd-current@freebsd.org Sun Nov 22 19:54:51 2015 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0C41CA35EC1 for ; Sun, 22 Nov 2015 19:54:51 +0000 (UTC) (envelope-from sm@ara-ler.com) Received: from mail-ig0-x230.google.com (mail-ig0-x230.google.com [IPv6:2607:f8b0:4001:c05::230]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BD3A614B0 for ; Sun, 22 Nov 2015 19:54:50 +0000 (UTC) (envelope-from sm@ara-ler.com) Received: by igbxm8 with SMTP id xm8so44571725igb.1 for ; Sun, 22 Nov 2015 11:54:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ara-ler-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=0I475cNTDENYA2tonQ/YrQaspAJHNrBvrm47DlETHN0=; b=U0jNaKC1WtRpyQgBhpznar/U0SZiyJS+5E2OeVWhTri5mAfsKZr8L7j2TqdS1vjMgO rlHuq7q8HvpuPjj1HMpvMdFq4mB1Ogb8uV/BDGenT1fxVn3AyxEFIampbl1dku/HIu/9 7rUphT+zuk0K/VsWK/Faq2XY8CtuH6nGfMaBeqB/P/swaDLfjy0HpjbGlQ7a4827PzBG OQDyfSi/XE9Ei+DffHOp9G2Om4HI8n/6Mc+gV0bXE9CPWvvmJ8ZHyRKqdQIU9RDnQyhu vLF+atejZf5Bjouq2TDYDb5YmQGsPmUDnPq0x2FZPpxzWWFQMbjIYkzzGcvTmsGVmZeC hptw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-type:content-disposition :content-transfer-encoding:in-reply-to:user-agent; bh=0I475cNTDENYA2tonQ/YrQaspAJHNrBvrm47DlETHN0=; b=UkFqdrcLwsWUPbNxW8MZMdMs/iw1OWz7vrM/sPawvf9fhcUz0SlJgOysYuPiLH4U+U zyd2FlqP76vIsYA9Kzgocnc+Qezr0ZORm+u+Kg0EQ7UOuvYQFfLHdd4byRuwctBsNEHK zraWzbKwLEy17WbF7SWe3L1actm42Y1iFcDKbvu9lmiL0Fldeoz8kZ8n7Gvm+ZVALVrV X9M6G8Rhk+jYv8stD21T+DfZ474Q9ZaWWRK/L6S8u7KKUJ2+8IX4aJ9uPOA4f4kf7tOO MGWRV1dzzqajZNHVXfPfr5T1XN1vVSpMLiSLLoNph+NOuiRKpopNwDQVAygiln1sJrPp 0FLA== X-Gm-Message-State: ALoCoQkvuJM+poSMtNz2yrr4530fSRCs07W4/4MKTJPtOCCnHHfD/GkzGETMF4ZS7XrCeSFqBiGw X-Received: by 10.50.43.131 with SMTP id w3mr9203726igl.12.1448222090086; Sun, 22 Nov 2015 11:54:50 -0800 (PST) Received: from dendrobates.araler.com (97-124-177-136.hlrn.qwest.net. [97.124.177.136]) by smtp.gmail.com with ESMTPSA id qb7sm3797901igb.8.2015.11.22.11.54.48 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 22 Nov 2015 11:54:49 -0800 (PST) Date: Sun, 22 Nov 2015 12:54:47 -0700 From: Sergey Manucharian To: freebsd-current Cc: Adrian Chadd , Florian Limberger Subject: Re: Panic while waiting on wlan0 Message-ID: <20151122195446.GA16398@dendrobates.araler.com> References: <564AF74A.2090700@snakeoilproductions.net> <5651B5B6.1010701@snakeoilproductions.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 22 Nov 2015 19:54:51 -0000 > On 22 November 2015 at 04:31, Florian Limberger > wrote: > > On 17.11.15 17:42, Adrian Chadd wrote: > >> > >> try updating to head as of today. Some callout issues were fixed. > > > > The crashes are fixed alright, thank you. I still have a rather difficult > > to reproduce issue, where the wpa_supplicant hangs in SCANNING state > > indefinitely, even if the Notebook is very near to the AP. I’ve had this > > issue occasionally before, but since the crashes started it has become more > > frequent. Is there anything I can do to debug the behaviour? Until now I > > have only observed it in wpa_supplicant and have no idea how I might > > proceed. > > > Excerpts from Adrian Chadd's message from Sun 22-Nov-15 08:52: > > Do this: > > * compile in IEEE80211_DEBUG; > * do "wlandebug +scan" > > That way we can see if net80211 is refusing to continue scanning. I have a similar well-reproducable crash on my ThinkPad with "iwn" driver and "iwn6000fw" when I try to restart wlan: # service netif restart Otherwise it works fine, no problem at all. Sergey