From owner-freebsd-current@FreeBSD.ORG Fri Jun 13 19:12:19 2014 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 48C81B7F; Fri, 13 Jun 2014 19:12:19 +0000 (UTC) Received: from mail-we0-x229.google.com (mail-we0-x229.google.com [IPv6:2a00:1450:400c:c03::229]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id A7ADC2C4F; Fri, 13 Jun 2014 19:12:18 +0000 (UTC) Received: by mail-we0-f169.google.com with SMTP id t60so3313957wes.0 for ; Fri, 13 Jun 2014 12:12:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:date:from:to:cc:subject:message-id:mail-followup-to :references:mime-version:content-type:content-disposition :in-reply-to:user-agent; bh=C4aT9LeNKsL06UPMrOkL8OcLY0JeACUbh9bIXZPJaQs=; b=Yx9rHsoxDJlxA1YxWJk/wlu2QldAnyC1JTI/kx5Sq9oJ1+jgFN7jNbhWepizCXyj1A kQMPTmYGhrIvASEnTXef+ygEHTYeUR3MGM7bzDgrz+OOomfuUGojXwzTGr4G0rXKAIe+ JGLpRJrQQ+Hcfcrr3Ulu5ZuqJHk6cpiSqUKDtwADMatrRWkHLD0S+aCpyXCRZ9vYyESW N8UCaIdRbPMKHTpMmbDargW8RuY98BLL5bagAVv0hK1+JGRSQA7f1mNoujfM489MJszZ 3VZNtmafG/l3FFDPbP5tBTT9FyHFNRqNMB57ewJOR/Wb+AeKliaADZU2b1Qrb8g9D8CP 5kKQ== X-Received: by 10.194.176.1 with SMTP id ce1mr6895894wjc.79.1402686736763; Fri, 13 Jun 2014 12:12:16 -0700 (PDT) Received: from brick.home (adhd245.neoplus.adsl.tpnet.pl. [79.184.159.245]) by mx.google.com with ESMTPSA id s9sm13669310ees.33.2014.06.13.12.12.15 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 13 Jun 2014 12:12:16 -0700 (PDT) Sender: =?UTF-8?Q?Edward_Tomasz_Napiera=C5=82a?= Date: Fri, 13 Jun 2014 21:12:13 +0200 From: Edward Tomasz =?utf-8?Q?Napiera=C5=82a?= To: Adrian Chadd Subject: Re: iwn driver issue Message-ID: <20140613191213.GA1607@brick.home> Mail-Followup-To: Adrian Chadd , David Wolfskill , Stefan Parvu , freebsd-current References: <20140613112624.bef131c3b84e5e4ad38ed84f@systemdatarecorder.org> <20140613163644.GA1291@brick.home> <20140613165216.GZ1180@albert.catwhisker.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Cc: Stefan Parvu , freebsd-current X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18 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: Fri, 13 Jun 2014 19:12:19 -0000 I have mixed feelings about this. Sure, a panic is a problem, but without it the problem will remain unfixed - I'm unable to reproduce it, even though I'm using the driver all the time. And it's pretty much useless without that patch. The fix will probably be trivial; I just need a proper backtrace. On 0613T1234, Adrian Chadd wrote: > This isn't this first time this has been reported, right? > > I think we may need to back this patch out until it's better resolved. > > > -a > > > On 13 June 2014 11:52, David Wolfskill wrote: > > On Fri, Jun 13, 2014 at 06:36:44PM +0200, Edward Tomasz Napiera??a wrote: > >> On 0613T1126, Stefan Parvu wrote: > >> > Hi, > >> > > >> > Im running FreeBSD current: > >> > FreeBSD nereid 11.0-CURRENT FreeBSD 11.0-CURRENT #0 r265628: Thu May 8 08:05:37 UTC 2014 > >> > root@grind.freebsd.org:/usr/obj/usr/src/sys/VT amd64 > >> > > >> > on Asus Zenbook UX32VD. My wireless network works ok, however from time to time I need > >> > to restart the netif service since my link does not work anymore. After restart everything is ok. > >> > The device is: Wifi: Intel Centrino Advanced-N 6235. > >> > > >> > Sometimes Im able to see something like: > >> > > >> > iwn0: iwn_scan: called whilst scanning! > >> > iwn0: iwn_intr: fatal firmware error > >> > firmware error log: > >> > error type = "UNKNOWN" (0x0000198A) > >> > program counter = 0x00015920 > >> > source line = 0x000001DC > >> > error data = 0x0000029600000000 > >> > branch link = 0x0001591000015910 > >> > interrupt link = 0x0000DBEA00000000 > >> > time = 2479833477 > >> > driver status: > >> > tx ring 0: qid=0 cur=14 queued=0 > >> > tx ring 1: qid=1 cur=0 queued=0 > >> > tx ring 2: qid=2 cur=0 queued=0 > >> > tx ring 3: qid=3 cur=19 queued=0 > >> ... > >> > > >> > After restarting the networking service everything is back to normal. > >> > >> Can you update to at least r266546 and try again? > >> .... > > > > In case it's of interest or use, in tracking head daily for some time on > > a Dell Precision M4400, I've seen similar symptoms. > > > > But this morning, something happene dthat was rather worse than usual: > > during "make installworld," (while I was otherwise occupied getting > > ready to head in to work), the machine apparently rebooted. > > > > Here are the last several builds I've done: > > > > FreeBSD 11.0-CURRENT #1271 r267264M/267264:1100022: Mon Jun 9 07:47:43 PDT 2014 root@g1-252.catwhisker.org:/common/S4/obj/usr/src/sys/CANARY i386 > > FreeBSD 11.0-CURRENT #1272 r267321M/267323:1100022: Tue Jun 10 06:31:13 PDT 2014 root@g1-252.catwhisker.org:/common/S4/obj/usr/src/sys/CANARY i386 > > FreeBSD 11.0-CURRENT #1273 r267358M/267358:1100022: Wed Jun 11 08:51:08 PDT 2014 root@d130.dwolf.juniper.net.:/common/S4/obj/usr/src/sys/CANARY i386 > > FreeBSD 11.0-CURRENT #1274 r267378M/267384:1100022: Thu Jun 12 12:51:53 PDT 2014 root@d130.dwolf.juniper.net.:/common/S4/obj/usr/src/sys/CANARY i386 > > FreeBSD 11.0-CURRENT #1275 r267441M/267441:1100023: Fri Jun 13 06:34:57 PDT 2014 root@g1-252.catwhisker.org:/common/S4/obj/usr/src/sys/CANARY i386 > > > > Note that the reboot referenced above was while it was doiong the > > installworld for FreeBSD 11.0-CURRENT #1275 r267441M/267441:1100023, > > so it was running FreeBSD 11.0-CURRENT #1274 r267378M/267384:1100022 > > at the time. > > > > And (to bring this back to the topic at hand), when I checked the logs, > > the last thing I found before the start-up messages fro the reboot was: > > > > Jun 13 06:00:29 g1-252 kernel: iwn0: iwn_scan: called whilst scanning! > > Jun 13 06:00:29 g1-252 kernel: iwn0: iwn_scan: called whilst scanning! > > Jun 13 06:11:35 g1-252 kernel: iwn0: iwn_scan: called whilst scanning! > > Jun 13 06:16:46 g1-252 kernel: Expensive timeout(9) function: 0xc0c858e0(0xd15728d0) 3.292387227 s > > Jun 13 06:16:46 g1-252 kernel: iwn0: iwn_intr: fatal firmware error > > Jun 13 06:16:46 g1-252 kernel: firmware error log: > > Jun 13 06:16:46 g1-252 kernel: error type = "SYSASSERT" (0x00000005) > > Jun 13 06:16:46 g1-252 kernel: program counter = 0x000024EC > > Jun 13 06:16:46 g1-252 kernel: source line = 0x00000489 > > Jun 13 06:16:46 g1-252 kernel: error data = 0x000000FF00000489 > > Jun 13 06:16:46 g1-252 kernel: branch link = 0x000024C8000024C8 > > Jun 13 06:16:46 g1-252 kernel: interrupt link = 0x0000091600000000 > > Jun 13 06:16:46 g1-252 kernel: time = 2183893590 > > Jun 13 06:16:46 g1-252 kernel: driver status: > > Jun 13 06:16:46 g1-252 kernel: tx ring 0: qid=0 cur=203 queued=6 > > Jun 13 06:16:46 g1-252 kernel: tx ring 1: qid=1 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 2: qid=2 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 3: qid=3 cur=4 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 4: qid=4 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 5: qid=5 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 6: qid=6 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 7: qid=7 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 8: qid=8 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 9: qid=9 cur=206 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 10: qid=10 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 11: qid=11 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 12: qid=12 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 13: qid=13 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 14: qid=14 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 15: qid=15 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 16: qid=16 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 17: qid=17 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 18: qid=18 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: tx ring 19: qid=19 cur=0 queued=0 > > Jun 13 06:16:46 g1-252 kernel: rx ring: cur=23 > > Jun 13 06:16:46 g1-252 kernel: iwn0: iwn_panicked: controller panicked, iv_state = 5; resetting... > > Jun 13 06:23:22 g1-252 kernel: iwn0: iwn_scan: called whilst scanning! > > Jun 13 06:28:43 g1-252 kernel: iwn0: iwn_scan: called whilst scanning! > > Jun 13 06:36:33 g1-252 pkg-static: nvidia-driver-331.67 deinstalled > > Jun 13 06:36:37 g1-252 pkg-static: nvidia-driver-331.67 installed > > Jun 13 06:36:45 g1-252 kernel: iwn0: iwn_intr: fatal firmware error > > Jun 13 06:36:45 g1-252 kernel: firmware error log: > > Jun 13 06:36:45 g1-252 kernel: error type = "SYSASSERT" (0x00000005) > > Jun 13 06:36:45 g1-252 kernel: program counter = 0x000024EC > > Jun 13 06:36:45 g1-252 kernel: source line = 0x00000489 > > Jun 13 06:36:45 g1-252 kernel: error data = 0x000000FF00000489 > > Jun 13 06:36:45 g1-252 kernel: branch link = 0x000024C8000024C8 > > Jun 13 06:36:45 g1-252 kernel: interrupt link = 0x0000091600000000 > > Jun 13 06:36:45 g1-252 kernel: time = 3384124024 > > Jun 13 06:36:45 g1-252 kernel: driver status: > > Jun 13 06:36:45 g1-252 kernel: tx ring 0: qid=0 cur=67 queued=1 > > Jun 13 06:36:45 g1-252 kernel: tx ring 1: qid=1 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 2: qid=2 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 3: qid=3 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 4: qid=4 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 5: qid=5 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 6: qid=6 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 7: qid=7 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 8: qid=8 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 9: qid=9 cur=127 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 10: qid=10 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 11: qid=11 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 12: qid=12 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 13: qid=13 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 14: qid=14 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 15: qid=15 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 16: qid=16 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 17: qid=17 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 18: qid=18 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: tx ring 19: qid=19 cur=0 queued=0 > > Jun 13 06:36:45 g1-252 kernel: rx ring: cur=63 > > Jun 13 06:36:45 g1-252 kernel: iwn0: iwn_panicked: controller panicked, iv_state = 5; resetting... > > Jun 13 06:39:35 localhost syslogd: kernel boot file is /boot/kernel/kernel > > Jun 13 06:39:35 localhost kernel: Copyright (c) 1992-2014 The FreeBSD Project. > > Jun 13 06:39:35 localhost kernel: Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 > > Jun 13 06:39:35 localhost kernel: The Regents of the University of California. All rights reserved. > > Jun 13 06:39:35 localhost kernel: FreeBSD is a registered trademark of The FreeBSD Foundation. > > Jun 13 06:39:35 localhost kernel: FreeBSD 11.0-CURRENT #1275 r267441M/267441:1100023: Fri Jun 13 06:34:57 PDT 2014 > > > > [For completeness: after the machine came up, I re-started the "make > > installworld", which then completed without further incident.] > > > > Peace, > > david > > -- > > David H. Wolfskill david@catwhisker.org > > Taliban: Evil cowards with guns afraid of truth from a 14-year old girl. > > > > See http://www.catwhisker.org/~david/publickey.gpg for my public key.