From owner-freebsd-stable@FreeBSD.ORG Fri Jul 27 22:47:03 2012 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 6AE241065672 for ; Fri, 27 Jul 2012 22:47:03 +0000 (UTC) (envelope-from seanbru@yahoo-inc.com) Received: from mrout1-b.corp.bf1.yahoo.com (mrout1-b.corp.bf1.yahoo.com [98.139.253.104]) by mx1.freebsd.org (Postfix) with ESMTP id 239D38FC20 for ; Fri, 27 Jul 2012 22:47:03 +0000 (UTC) Received: from [IPv6:::1] (rideseveral.corp.yahoo.com [10.73.160.231]) by mrout1-b.corp.bf1.yahoo.com (8.14.4/8.14.4/y.out) with ESMTP id q6RMkP0R060220; Fri, 27 Jul 2012 15:46:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yahoo-inc.com; s=cobra; t=1343429186; bh=jRIjMqfmrN7pSs0CCySRDMLOHtzw69QAvcgYKV9jeVU=; h=Subject:From:To:Cc:In-Reply-To:References:Content-Type:Date: Message-ID:Mime-Version:Content-Transfer-Encoding; b=fgQt/OfyctYKDgNNpQW8toQM+S2Odg/GgSep7Pdlq+hfkO9AZn7FbJhnzorUi0i0b zQW7x6kEaxgDfK9U3qaQI5KH1VQj78fT6RZxEFYt5GR1klumspwUZrR19bE9tXB7X1 m26l/UAgRqSeOBj8ahJtbxCo0ko+ZXBb548fUPKI= From: Sean Bruno To: Kevin Oberman In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Date: Fri, 27 Jul 2012 15:46:25 -0700 Message-ID: <1343429185.5002.16.camel@powernoodle.corp.yahoo.com> Mime-Version: 1.0 X-Mailer: Evolution 2.32.1 FreeBSD GNOME Team Port Content-Transfer-Encoding: 7bit X-Milter-Version: master.31+4-gbc07cd5+ X-CLX-ID: 429186001 Cc: "freebsd-stable@freebsd.org Stable" Subject: Re: Regression in stable for ThinkPad T520 with Intel GPU (Sandybridge) between June 22 and July 18 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, 27 Jul 2012 22:47:03 -0000 On Tue, 2012-07-24 at 18:35 -0700, Kevin Oberman wrote: > I will shortly spend a bit of time tracking down the breakage more > closely, but my 9-Stable system of June 22 runs fine. After an update > on about July 10, I noted that it would hang after Xorg was started, > but usually worked. After an upgrade to July 18, my system could no > longer start Gnome. It would start Xorg and Gnome would start > normally, getting many apps started, but about 10 seconds after the > wallpaper loaded, the system would freeze solid. No network access and > no response to mouse or keyboard. > > I have looked into commits to 9-STABLE during the time at issue and > very little seems to have changed due to the pre-9.1 freeze. > Similarly, nothing much has changed in any of the X11 ports. > > This really smells a lot like a race condition. I can trigger the same > behavior by enabling VT-x (not VT-d) in BIOS. In all cases where it > was intermittent, if my desktop completed startup, the system runs > fine until re-booted. This is probably the primary reason I might not > have realized that there was a problem as I don't boot the system > often except when traveling, which I was between July 1 and July 6 and > again July 18 when the system died. > > Any idea what I might try looking at? Oh good, its not just me. I note that this is happens when I'm not hardwired in at my docking station as the system doesn't get a routeable IP addr, until much later if on wireless. When watching the system boot, I think I might ctrl-c the sendmail startup or something when it starts to keep this from happening. Sean