From owner-freebsd-stable@FreeBSD.ORG Fri Apr 16 15:29:37 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3873B1065673; Fri, 16 Apr 2010 15:29:37 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: from mail-wy0-f182.google.com (mail-wy0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id 971448FC1A; Fri, 16 Apr 2010 15:29:36 +0000 (UTC) Received: by wye20 with SMTP id 20so269829wye.13 for ; Fri, 16 Apr 2010 08:29:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:received:message-id:subject:from:to:cc:content-type; bh=RqsNZVl+kupfvm/QbUP0MxsI9rCLZIKUzkSKGdXF4WE=; b=uLsTnh4jIAIWD/3sX/2R7WDwrPgkPRTFjFp3JOV9ITUImMR0NiSiUc0tLOskaZCNfk CIizwRVWSu4Gguqqq4jE4gHN095XVH7bUdWIHScBMJLeDgfW0kFKySlniJdEDhrxh4jr CsFKpRnYbeOmJJ4T2VrvDNNaMSNtFo8glHHQo= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=eaRqt47xZsWM96Qv0//n0vqWRTFFfstcht72WWHzo+0l9ByY0RIESifad5D8sHfLgm uHJ4w3DaCn0yI5jVQv/Nbo3szk7wU9uxME3URHDLWVLRaO2l09OG9Esmw9DSNatZFPFw +rKgagXrL2Z4HSclmTYhP8tGyHlbd2BQP53sU= MIME-Version: 1.0 Received: by 10.216.11.8 with HTTP; Fri, 16 Apr 2010 08:29:34 -0700 (PDT) In-Reply-To: <201004160822.09359.jhb@freebsd.org> References: <4BC82B80.3070108@omnilan.de> <20100416092803.GA17526@icarus.home.lan> <4BC82FF7.1030700@omnilan.de> <201004160822.09359.jhb@freebsd.org> Date: Fri, 16 Apr 2010 08:29:34 -0700 Received: by 10.216.181.13 with SMTP id k13mr1847778wem.118.1271431775373; Fri, 16 Apr 2010 08:29:35 -0700 (PDT) Message-ID: From: Jack Vogel To: John Baldwin Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: Harald Schmalzbauer , freebsd-stable@freebsd.org, Jeremy Chadwick Subject: Re: em regression, UDP LOR followed by ssh stall X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Apr 2010 15:29:37 -0000 On Fri, Apr 16, 2010 at 5:22 AM, John Baldwin wrote: > On Friday 16 April 2010 5:37:59 am Harald Schmalzbauer wrote: > > Jeremy Chadwick schrieb am 16.04.2010 11:28 (localtime): > > > On Fri, Apr 16, 2010 at 11:18:56AM +0200, Harald Schmalzbauer wrote: > > >> with RELENG_8 from 6 weeks ago I never ran into the problem that my > > >> ssh connection stalled. > > >> With today's RELENG_8 it reproducably hangs at first login. After > > >> some time I can open another ssh session which seems to stay without > > >> problems, but the first sessions is always dying a few seconds after > > >> login. > > >> here's a LOR: > > >> {snip} > > > > > > The e1000/em driver was recently modified (heavily). I saw the large > > > number of commits come across in a csup a few weeks ago, and there's > > > even more coming across in recent days (~38 hours ago): > > > > > > http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/dev/e1000/ > > > > > > This is the 2nd problem report to come in about the recent e1000/em > > > changes. Because of this, I've avoided building kernel on all of my > > > systems, and would recommend others avoid doing the same until these > > > problems can get worked out. > > > > > > Jack, can you shed some light on what's going on here? > > > > Som more info: > > > > it seems only one of my em interfaces is affected. The other interface > > doesn't show any odd behaviour: > > em1: port > > 0x1800-0x183f mem 0xe1920000-0xe193ffff,0xe1900000-0xe191ffff irq 18 at > > device 2.0 on pci3 > > em1: [FILTER] > > em1: Ethernet address: 00:15:17:8d:aa:d4 > > > > I only have one > > em1: Watchdog timeout -- resetting > > Try pulling in the latest version of if_lem.c from HEAD. There was a bug > in > if_lem.c that was missing an assignment that caused spurious watchdog > resets. > Yes, I can see I should get the stuff MFC'd, I will do that today if possible. Jack