From owner-freebsd-bugs@FreeBSD.ORG Fri May 21 06:30:06 2010 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 137AD106564A for ; Fri, 21 May 2010 06:30:06 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (unknown [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id CABE68FC1F for ; Fri, 21 May 2010 06:30:05 +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 o4L6U53U029392 for ; Fri, 21 May 2010 06:30:05 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.4/8.14.4/Submit) id o4L6U5Xq029388; Fri, 21 May 2010 06:30:05 GMT (envelope-from gnats) Resent-Date: Fri, 21 May 2010 06:30:05 GMT Resent-Message-Id: <201005210630.o4L6U5Xq029388@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, Joseph Lenox Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6AF8E106566B for ; Fri, 21 May 2010 06:27:04 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 597388FC08 for ; Fri, 21 May 2010 06:27:04 +0000 (UTC) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id o4L6R2l6071602 for ; Fri, 21 May 2010 06:27:02 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id o4L6R25h071601; Fri, 21 May 2010 06:27:02 GMT (envelope-from nobody) Message-Id: <201005210627.o4L6R25h071601@www.freebsd.org> Date: Fri, 21 May 2010 06:27:02 GMT From: Joseph Lenox To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: misc/146786: zpool import hangs with checksum errors 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: Fri, 21 May 2010 06:30:06 -0000 >Number: 146786 >Category: misc >Synopsis: zpool import hangs with checksum errors >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri May 21 06:30:05 UTC 2010 >Closed-Date: >Last-Modified: >Originator: Joseph Lenox >Release: 8.0-STABLE >Organization: >Environment: FreeBSD silmeria.valkyrie.dynalias.org 8.1-PRERELEASE FreeBSD 8.1-PRERELEASE #0: Thu May 20 21:29:45 CDT 2010 root@silmeria.valkyrie.dynalias.org:/usr/obj/usr/src/sys/ALTQ amd64 >Description: zpool is hanging (top status: tx->tx) indefinitely when attempting to import a pool containing zfs checksum mismatches. zpool cannot be killed, and a reboot of the system is required to access any zfs commands (even for an unaffected pool). This problem is evident on 8.0-RELEASE and 8.1-PRERELEASE. Command used: /sbin/zpool import -p failmode=panic -f valkyrie /var/log/messages excerpt: May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd3 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd1 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd4 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd5 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd0 offset=494926778880 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd2 offset=494926778880 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd0 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd2 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd1 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd3 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd4 offset=129568120320 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd5 offset=129568120320 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd4 offset=289968832000 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd5 offset=289968832000 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd0 offset=289968832512 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd2 offset=289968832512 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd1 offset=289968832512 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd3 offset=289968832512 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd3 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd1 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd4 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd5 offset=494926778368 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd0 offset=494926778880 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd2 offset=494926778880 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd0 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd2 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd1 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd3 offset=129568120320 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd4 offset=129568120320 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd5 offset=129568120320 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd4 offset=289968832000 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd5 offset=289968832000 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd0 offset=289968832512 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd2 offset=289968832512 size=1024 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd1 offset=289968832512 size=512 May 21 00:58:32 silmeria root: ZFS: checksum mismatch, zpool=valkyrie path=/dev/aacd3 offset=289968832512 size=512 May 21 00:58:32 silmeria root: ZFS: zpool I/O failure, zpool=valkyrie error=86 May 21 00:58:32 silmeria root: ZFS: vdev I/O failure, zpool=valkyrie path= offset= size= error= >How-To-Repeat: Invoke a checksum error in a ZFS dataset. This can be done with an enabled write cache for a RAID controller and inopportune powercycling. Any attempt to access the pool in that system will cause checksum mismatch errors to be reported in /var/log/messages. >Fix: >Release-Note: >Audit-Trail: >Unformatted: