From owner-freebsd-current@freebsd.org Wed Dec 30 15:02:42 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 2FCFCA559E4 for ; Wed, 30 Dec 2015 15:02:42 +0000 (UTC) (envelope-from david@catwhisker.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 144F21A70 for ; Wed, 30 Dec 2015 15:02:42 +0000 (UTC) (envelope-from david@catwhisker.org) Received: by mailman.ysv.freebsd.org (Postfix) id 13BE4A559E3; Wed, 30 Dec 2015 15:02:42 +0000 (UTC) Delivered-To: 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 13572A559E0 for ; Wed, 30 Dec 2015 15:02:42 +0000 (UTC) (envelope-from david@catwhisker.org) Received: from albert.catwhisker.org (mx.catwhisker.org [198.144.209.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id B7BE31A6F; Wed, 30 Dec 2015 15:02:41 +0000 (UTC) (envelope-from david@catwhisker.org) Received: from albert.catwhisker.org (localhost [127.0.0.1]) by albert.catwhisker.org (8.15.2/8.15.2) with ESMTP id tBUF2eoq043105; Wed, 30 Dec 2015 07:02:40 -0800 (PST) (envelope-from david@albert.catwhisker.org) Received: (from david@localhost) by albert.catwhisker.org (8.15.2/8.15.2/Submit) id tBUF2e8D043104; Wed, 30 Dec 2015 07:02:40 -0800 (PST) (envelope-from david) Date: Wed, 30 Dec 2015 07:02:40 -0800 From: David Wolfskill To: Konstantin Belousov Cc: current@freebsd.org Subject: Re: Panic in ld_ldt() @r292914 (amd64) -- just after launching CPUs Message-ID: <20151230150240.GN1222@albert.catwhisker.org> Mail-Followup-To: David Wolfskill , Konstantin Belousov , current@freebsd.org References: <20151230135407.GH1222@albert.catwhisker.org> <20151230142528.GD3625@kib.kiev.ua> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="J9yoL8xDAiWYN5Km" Content-Disposition: inline In-Reply-To: <20151230142528.GD3625@kib.kiev.ua> User-Agent: Mutt/1.5.24 (2015-08-30) 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: Wed, 30 Dec 2015 15:02:42 -0000 --J9yoL8xDAiWYN5Km Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Dec 30, 2015 at 04:25:28PM +0200, Konstantin Belousov wrote: > On Wed, Dec 30, 2015 at 05:54:07AM -0800, David Wolfskill wrote: > > Found this on both my build machine and my laptop, each of which just > > built head @r292914 (while running r292864 during the build) -- e.g.: > >=20 > > FreeBSD g1-252.catwhisker.org 11.0-CURRENT FreeBSD 11.0-CURRENT #287 r= 292864M/292864:1100092: Tue Dec 29 05:01:42 PST 2015 root@g1-252.catwhi= sker.org:/common/S4/obj/usr/src/sys/CANARY amd64 > >=20 > > Unfortunately, the panic occurs early enough that I can't get a crash > > dump (I'm don't think the swap device has yet been discovered), and > > serial console isn't working for my build machine. > ... >=20 > Try clean build first. struct proc layout was changed recently, and the > instruction at ld_ldt would fault if using the wrong offsets. > .... OK; thanks -- that works: FreeBSD freebeast.catwhisker.org 11.0-CURRENT FreeBSD 11.0-CURRENT #1944 r= 292914M/292914:1100092: Wed Dec 30 06:51:53 PST 2015 root@freebeast.cat= whisker.org:/common/S4/obj/usr/src/sys/GENERIC amd64 FreeBSD g1-252.catwhisker.org 11.0-CURRENT FreeBSD 11.0-CURRENT #289 r2929= 14M/292914:1100092: Wed Dec 30 06:50:13 PST 2015 root@g1-252.catwhisker= =2Eorg:/common/S4/obj/usr/src/sys/CANARY amd64 Peace, david --=20 David H. Wolfskill david@catwhisker.org Those who would murder in the name of God or prophet are blasphemous coward= s. See http://www.catwhisker.org/~david/publickey.gpg for my public key. --J9yoL8xDAiWYN5Km Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQF8BAEBCgBmBQJWg/IPXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRDQ0I3Q0VGOTE3QTgwMUY0MzA2NEQ3N0Ix NTM5Q0M0MEEwNDlFRTE3AAoJEBU5zECgSe4Xw94IAMJrbZktZqIj3CzXAWLLxLC7 T2qXroT/E9/vwiiMMyc7HgaLxc2M4u389iqt0cBvpcIoKno2ZVlk6Zfc+lecGOBp 076Gf6zUPvanCf5j5zq82fTjSaNgNdaQeyVD2EqJBmgf0KaKkuJEc7mJ9Jxm1gZf 5MYBHD9tipWFQTbaIlOLVT2dlYcs13nClOoIqOzc8iSnjUlWVG37Md11eHzFBlMT Sh6XWKBcT3LH6sduK7Bvl8zipVWgNJP17ApyMjz3e+LnJionMmVN6D5Hde3AWWRf rKhAkq11ZhGNVFD3NZ0SPSmDy5/RcBoI4D0LFIdD6LDwZPyLgJFQeCVvBmliCic= =X6uz -----END PGP SIGNATURE----- --J9yoL8xDAiWYN5Km--