From owner-freebsd-bugs@FreeBSD.ORG Thu Nov 3 22:30:12 2011 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3A26B106566C for ; Thu, 3 Nov 2011 22:30:12 +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 F1FF38FC0C for ; Thu, 3 Nov 2011 22:30:11 +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 pA3MUBZF025301 for ; Thu, 3 Nov 2011 22:30:11 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.4/8.14.4/Submit) id pA3MUBkg025298; Thu, 3 Nov 2011 22:30:11 GMT (envelope-from gnats) Resent-Date: Thu, 3 Nov 2011 22:30:11 GMT Resent-Message-Id: <201111032230.pA3MUBkg025298@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Gary Smith Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3AC8A1065670 for ; Thu, 3 Nov 2011 22:21:23 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from red.freebsd.org (red.freebsd.org [IPv6:2001:4f8:fff6::22]) by mx1.freebsd.org (Postfix) with ESMTP id 2A9F98FC12 for ; Thu, 3 Nov 2011 22:21:23 +0000 (UTC) Received: from red.freebsd.org (localhost [127.0.0.1]) by red.freebsd.org (8.14.4/8.14.4) with ESMTP id pA3MLMrE012009 for ; Thu, 3 Nov 2011 22:21:22 GMT (envelope-from nobody@red.freebsd.org) Received: (from nobody@localhost) by red.freebsd.org (8.14.4/8.14.4/Submit) id pA3MLM3S012008; Thu, 3 Nov 2011 22:21:22 GMT (envelope-from nobody) Message-Id: <201111032221.pA3MLM3S012008@red.freebsd.org> Date: Thu, 3 Nov 2011 22:21:22 GMT From: Gary Smith To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/162277: Repeatable system crash when offlining a zpool vdev X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Nov 2011 22:30:12 -0000 >Number: 162277 >Category: kern >Synopsis: Repeatable system crash when offlining a zpool vdev >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Nov 03 22:30:11 UTC 2011 >Closed-Date: >Last-Modified: >Originator: Gary Smith >Release: 9.0-RC1 >Organization: >Environment: FreeBSD v2 9.0-RC1 FreeBSD 9.0-RC1 #0: Tue Oct 18 18:51:43 UTC 2011 root@farrell.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 >Description: I created two zfs vdevs with mkfile, then created a zpool mirror. Attempting to offline one of the devices will result in a system crash and reboot. ##### (root@v2) ~/t#mkfile 100m a (root@v2) ~/t#mkfile 100m b (root@v2) ~/t#zpool create u3 mirror ~/t/a ~/t/b (root@v2) ~/t#zpool status u3 pool: u3 state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM u3 ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 /root/t/a ONLINE 0 0 0 /root/t/b ONLINE 0 0 0 errors: No known data errors (root@v2) ~/t#zpool offline u3 /root/t/b >How-To-Repeat: The steps listed in the description will always cause a crash. >Fix: >Release-Note: >Audit-Trail: >Unformatted: