From owner-freebsd-current@FreeBSD.ORG Wed Feb 20 22:18:56 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id CE5E8577; Wed, 20 Feb 2013 22:18:56 +0000 (UTC) (envelope-from gjb@FreeBSD.org) Received: from onyx.glenbarber.us (onyx.glenbarber.us [IPv6:2607:fc50:1000:c200::face]) by mx1.freebsd.org (Postfix) with ESMTP id A88F7B9D; Wed, 20 Feb 2013 22:18:56 +0000 (UTC) Received: from glenbarber.us (kaos.glenbarber.us [71.224.221.174]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: gjb) by onyx.glenbarber.us (Postfix) with ESMTPSA id B980123F669; Wed, 20 Feb 2013 17:18:55 -0500 (EST) DKIM-Filter: OpenDKIM Filter v2.7.4 onyx.glenbarber.us B980123F669 Authentication-Results: onyx.glenbarber.us; dkim=none reason="no signature"; dkim-adsp=none (insecure policy) Date: Wed, 20 Feb 2013 17:18:53 -0500 From: Glen Barber To: d@delphij.net Subject: Re: -CURRENT userland regression Message-ID: <20130220221853.GO1491@glenbarber.us> References: <51254ACE.2030100@delphij.net> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="pleSNuEbvnUYtMxG" Content-Disposition: inline In-Reply-To: <51254ACE.2030100@delphij.net> X-Operating-System: FreeBSD 10.0-CURRENT amd64 User-Agent: Mutt/1.5.21 (2010-09-15) Cc: FreeBSD Current X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 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: Wed, 20 Feb 2013 22:18:56 -0000 --pleSNuEbvnUYtMxG Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Feb 20, 2013 at 02:14:38PM -0800, Xin Li wrote: > It seems that fresh -HEAD would give an unusable kernel that > overwrites screen buffer in a way making it impossible to debug. > Using an old world source to do 'make buildworld buildkernel' results > in a (mostly: I have some strange USB issue right now and still > looking for the cause) usable kernel. >=20 > For now my known good combination is world 246858 with kernel 247057. > I'm still trying to find out which revision have broke the stuff. >=20 There was a thread earlier today titled: "Revision: 247040: kernel crashes with funny blinking characters on console on Ivy-Bridge CPUs" if this helps. I am not sure if the report was isolated to that specific revision, or if it was the revision of -CURRENT at the time. Glen --pleSNuEbvnUYtMxG Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iQEcBAEBCAAGBQJRJUvNAAoJEFJPDDeguUajCDYH/ROZbU670rbcIymx8jcwmUg7 cb8FdOeoPb3f0Oygpte3RKw5c0bXL5SsMd1NShKxBm9GnUQlD67HZnJnB3oAak9E 2qP0YfW6hzsA1bVG8JWUyocHJiT164zqbz2Y/yZOp9BO/5z4/Z6Md4pC/INabiFI Bh3xNcvgedyv1d2kSzA8gLzIDBoTb9kEjfcYOXVGdSgUf5lrUHSW/FYX5B/MUXW/ 1WTvvkchULylNeBqvv7FShR/Esp35IaKBqenqV8SLvCIQj5nyXU9G8RQm/oap//c OJaW93WzaCSV5HbYJ2s0VNgI852QWALYA9vCgUs+ZIpi4pbo6pMn+r3VxKU6qeY= =jzvd -----END PGP SIGNATURE----- --pleSNuEbvnUYtMxG--