From owner-freebsd-current@freebsd.org Wed Mar 9 04:11:11 2016 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 75E6CAC90D9 for ; Wed, 9 Mar 2016 04:11:11 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-io0-x22c.google.com (mail-io0-x22c.google.com [IPv6:2607:f8b0:4001:c06::22c]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 3DC8C24E; Wed, 9 Mar 2016 04:11:11 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by mail-io0-x22c.google.com with SMTP id n190so52306442iof.0; Tue, 08 Mar 2016 20:11:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc:content-transfer-encoding; bh=0xyfXJIl/WxS4pgSvB8lEXHzTxXxp+5dm6XY2DWHPZc=; b=FudiTQ/TrQS8NY0zqBU6b76JZx0LOnbfWXr2NKnX1UI7SpNAbsrPc89HBX+n3Y8uyb fug+oW2oLI4ETlQnfObfljsbmhbbUzBvrx2uXIVy91zHBkKmH3mZOHA2eIRDWwX/3aqv TNMO6EyBSWgma2nSdShrKjCEdf9pwdFcvghove6SPS4lNCZTy2axgp2byH30zQkkLIHj kwmzIH7s6/9LkxDPqr+R1lSQ4SHCg+6YEnBpnJmuKmTccHL+uhXTDGJoXy3q65jUHPrN WE3JrSoFw/1t8xLkpT35RfQq7vjlSNeTUKaKLs4uvnZuPqnwJTF7vindCziGvlW3OQkf EgVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc:content-transfer-encoding; bh=0xyfXJIl/WxS4pgSvB8lEXHzTxXxp+5dm6XY2DWHPZc=; b=OEvi5gkrWiJvgXfTG8M+IYg0nrIX7jqSFiOO9MZrJ6/oH8XAdD1N0qBthdnxl/5vSn FS2GdGaQ9NE1ijFWYtRxKf+weetdjx09KscKBLwMOW9O35dFuQDVn0Mud+EiyL5PTNy5 CqIaSa8knp9ehRBWygeJvzZ6nAvO0hp0r4XyuGR1p/MzFDZEPXnaQu6KnITskG1pYumL Kq6DQQB7F+fIeW6mbg4moIRWMyY2lSAP4yh5ecEOKFgR4C5L5EEAhXXvV9iAnNWhlZN8 VQRl3TxSTqq7Azh/rG//7RchAmgbuKIHM+wFyvHZWf31Tlhv2ASG2fFzjQuv567TFEfJ hqEw== X-Gm-Message-State: AD7BkJJb3KiCDmNCuOPmmbls6mAemGdVMImsrrlDO0NsD9ZxinR2UlEuQQXKH8RtDNuMMckvyRw3DwezsRr9Zw== X-Received: by 10.107.157.70 with SMTP id g67mr28441892ioe.38.1457496670626; Tue, 08 Mar 2016 20:11:10 -0800 (PST) MIME-Version: 1.0 Sender: carpeddiem@gmail.com Received: by 10.107.39.66 with HTTP; Tue, 8 Mar 2016 20:10:51 -0800 (PST) In-Reply-To: References: <56DF65D1.3000707@dumbbell.fr> From: Ed Maste Date: Wed, 9 Mar 2016 04:10:51 +0000 X-Google-Sender-Auth: zrtio0szF0EWpTDkbVP-H6tpeis Message-ID: Subject: Re: Crash with ZFS between r296491 and r296548 To: =?UTF-8?B?SmVhbi1Tw6liYXN0aWVuIFDDqWRyb24=?= Cc: FreeBSD Current , Alexander Motin Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.21 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, 09 Mar 2016 04:11:11 -0000 On 9 March 2016 at 01:39, Ed Maste wrote: > On 8 March 2016 at 18:52, Jean-S=C3=A9bastien P=C3=A9dron > wrote: >> Hi! >> >> I use Root on ZFS and my laptop doesn't boot with a kernel from r296548 >> and world from r296491 (so older than kernel). Ed hits a similar crash. >> >> Here are the dmesg and backtrace of zfs(8): >> https://gist.github.com/dumbbell/c9978ad4ac70214f0f47 >> >> With a kernel and world from r296491, everything is ok. >> >> I didn't have the time to bisect the bad commit yet, so this is mostly a >> warning for other. Maybe someone will know what's wrong :) > > The error's coming from namespace_reload() in libzfs_util.c, > ioctl(hdl->libzfs_fd, ZFS_IOC_POOL_CONFIGS, &zc) > > I haven't had a chance to bisect yet either. There are 9 or so commits > between r296491 and r296548 -- I hope mav@ has some insight. I still haven't been able to bisect, but in a local tree I've reverted recent ZFS changes and the issue is gone. Reverted commits: r296510, r296512, r296514, r296516, r296519, r296521, r296523, r296528, r296530