From owner-freebsd-fs@FreeBSD.ORG Mon Sep 19 12:20:05 2011 Return-Path: Delivered-To: freebsd-fs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0669C106564A for ; Mon, 19 Sep 2011 12:20:05 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id D02738FC12 for ; Mon, 19 Sep 2011 12:20:04 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.4/8.14.4) with ESMTP id p8JCK4he044114 for ; Mon, 19 Sep 2011 12:20:04 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.4/8.14.4/Submit) id p8JCK4QA044113; Mon, 19 Sep 2011 12:20:04 GMT (envelope-from gnats) Date: Mon, 19 Sep 2011 12:20:04 GMT Message-Id: <201109191220.p8JCK4QA044113@freefall.freebsd.org> To: freebsd-fs@FreeBSD.org From: John Baldwin Cc: Subject: Re: amd64/160801: zfsboot on 8.2-RELEASE fails to boot from root-on-zfs in MBR slice X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: John Baldwin List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 19 Sep 2011 12:20:05 -0000 The following reply was made to PR kern/160801; it has been noted by GNATS. From: John Baldwin To: freebsd-amd64@freebsd.org Cc: Camillo SXrs , freebsd-gnats-submit@freebsd.org Subject: Re: amd64/160801: zfsboot on 8.2-RELEASE fails to boot from root-on-zfs in MBR slice Date: Mon, 19 Sep 2011 08:02:59 -0400 On Sunday, September 18, 2011 9:01:11 am Camillo SXrs wrote: >=20 > >Number: 160801 > >Category: amd64 > >Synopsis: zfsboot on 8.2-RELEASE fails to boot from root-on-zfs in= =20 MBR slice > >Confidential: no > >Severity: serious > >Priority: low > >Responsible: freebsd-amd64 > >State: open > >Quarter: =20 > >Keywords: =20 > >Date-Required: > >Class: sw-bug > >Submitter-Id: current-users > >Arrival-Date: Sun Sep 18 13:10:07 UTC 2011 > >Closed-Date: > >Last-Modified: > >Originator: Camillo S=E4rs > >Release: 8.2-RELEASE > >Organization: > >Environment: > FreeBSD free 8.2-RELEASE FreeBSD 8.2-RELEASE #0: Thu Feb 17 02:41:51 UTC= =20 2011 root@mason.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 >=20 > >Description: > /boot/zfsboot when installed fails to boot from root-on-zfs in MBR slice,= =20 set up according to this: >=20 > >=20 > I upgraded from 8.1 to 8.2-RELEASE, and consequently upgraded my zfs root= =20 pool to version 15. Upgraded the bootloader in Fixit prompt to allow booti= ng=20 from v15 pool. After this, the system fails to boot, and freezes after the= =20 "Boot: F1" prompt with "-" on the screen. See this thread for example=20 screenshot: >=20 > >=20 > MBR is used because of BIOS incompatibility with GPT as installed by=20 =46reeBSD. > >How-To-Repeat: > Set up root-on-ZFS in MBR slice on 8.2-RELEASE according to: >=20 > >=20 > Reboot - system halts on "-". > >Fix: > Install zfsboot from 9.0-BETA2, where the problem is fixed. Can you test 8.2-stable? The various fixes made to zfsboot in 9 were merge= d=20 to 8 after 8.2-release. =2D-=20 John Baldwin