From owner-freebsd-fs@FreeBSD.ORG Tue Apr 15 05:49:18 2014 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id A4A9D498; Tue, 15 Apr 2014 05:49:18 +0000 (UTC) Received: from bellagio.open2view.net (bellagio.open2view.net [210.48.79.75]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 6AACB1CDA; Tue, 15 Apr 2014 05:49:18 +0000 (UTC) Received: from bellagio.open2view.net (localhost [127.0.0.1]) by bellagio.open2view.net (Postfix) with ESMTP id DC50C12AA60A; Tue, 15 Apr 2014 17:39:31 +1200 (NZST) X-Virus-Scanned: amavisd-new at open2view.com Received: from bellagio.open2view.net ([127.0.0.1]) by bellagio.open2view.net (bellagio.open2view.net [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id WMyXuuzRUMwc; Tue, 15 Apr 2014 17:39:27 +1200 (NZST) Received: from [10.58.1.14] (241.196.252.27.dyn.cust.vf.net.nz [27.252.196.241]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: pmurray@nevada.net.nz) by bellagio.open2view.net (Postfix) with ESMTPSA id A3ED712AA5EC; Tue, 15 Apr 2014 17:39:26 +1200 (NZST) Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 7.2 \(1874\)) Subject: Re: Panic in ZFS, solaris assert: sa.sa_magic == 0x2F505A From: Phil Murray In-Reply-To: <5347C5A0.3030806@FreeBSD.org> Date: Tue, 15 Apr 2014 17:39:25 +1200 Content-Transfer-Encoding: quoted-printable Message-Id: References: <5347C5A0.3030806@FreeBSD.org> To: Andriy Gapon X-Mailer: Apple Mail (2.1874) Cc: freebsd-fs@freebsd.org, stable@FreeBSD.org X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Apr 2014 05:49:18 -0000 On 11/04/2014, at 10:36 pm, Andriy Gapon wrote: > on 11/04/2014 11:02 Phil Murray said the following: >> Hi there, >>=20 >> I=92ve recently experienced two kernel panics on 8.4-RELEASE (within = 2 days of each other, and both around the same time of day oddly) with = ZFS. Sorry no dump available, but panic below. >>=20 >> Any ideas where to start solving this? Will upgrading to 9 (or 10) = solve it? >=20 > By chance, could the system be running zfs recv at the times when the = panics > happened? I think it might be related to this bug reported on ZFS-on-linux when = upgrading from v3 -> v5, which is exactly what I=92ve done on this = machine: https://github.com/zfsonlinux/zfs/issues/2025 In my case, the bogus sa.sa_magic value looks like this: panic:solaris asset: sa.sa_magic =3D=3D 0x2F505A (0x5112fb3d =3D=3D = 0x2f505a), file:=20 $ date -r 0x5112fb3d Thu Feb 7 13:54:21 NZDT 2013 Cheers Phil