From owner-freebsd-current@freebsd.org Mon Nov 23 22:57:21 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 49203A360C7 for ; Mon, 23 Nov 2015 22:57:21 +0000 (UTC) (envelope-from bsam@passap.ru) Received: from forward2o.mail.yandex.net (forward2o.mail.yandex.net [IPv6:2a02:6b8:0:1a2d::2a]) by mx1.freebsd.org (Postfix) with ESMTP id EDFD010FC for ; Mon, 23 Nov 2015 22:57:20 +0000 (UTC) (envelope-from bsam@passap.ru) Received: from smtp3o.mail.yandex.net (smtp3o.mail.yandex.net [IPv6:2a02:6b8:0:1a2d::27]) by forward2o.mail.yandex.net (Yandex) with ESMTP id 48CD048603AB; Tue, 24 Nov 2015 01:57:11 +0300 (MSK) Received: from smtp3o.mail.yandex.net (localhost [127.0.0.1]) by smtp3o.mail.yandex.net (Yandex) with ESMTP id 8374C1E015E; Tue, 24 Nov 2015 01:57:10 +0300 (MSK) Received: by smtp3o.mail.yandex.net (nwsmtp/Yandex) with ESMTPSA id EqP7489slV-v97Gv0d7; Tue, 24 Nov 2015 01:57:09 +0300 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client certificate not present) X-Yandex-ForeignMX: DE Subject: Re: Panic while waiting on wlan0 To: Adrian Chadd References: <564AF74A.2090700@snakeoilproductions.net> <5651B5B6.1010701@snakeoilproductions.net> <20151122195446.GA16398@dendrobates.araler.com> <565237C9.10904@passap.ru> Cc: Sergey Manucharian , freebsd-current , Florian Limberger From: Boris Samorodov Message-ID: <565399C5.60000@passap.ru> Date: Tue, 24 Nov 2015 01:57:09 +0300 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit 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: Mon, 23 Nov 2015 22:57:21 -0000 Hi!, 23.11.15 01:38, Adrian Chadd пишет: > hi, > > iwm needs a maintainer and a lot of work. :) Agreed. :-) WTB, I've just upgraded to r291221 and this seems to fix those problems. > On 22 November 2015 at 13:46, Boris Samorodov wrote: >> 22.11.15 22:54, Sergey Manucharian пишет: >>>> 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. >> >> After upgrade from FreeBSD-amd64-HEAD-r290730 to r291148 I've got a >> panic with wlan0 (iwm though): >> ftp://ftp.wart.ru/pub/misc/panic-iwn-1.jpg >> ftp://ftp.wart.ru/pub/misc/panic-iwn-2.jpg >> >> % kldstat | grep iwm >> 12 1 0xffffffff822c5000 21a18 if_iwm.ko >> 13 1 0xffffffff822e7000 ab9e0 iwm7265fw.ko -- WBR, bsam