From owner-freebsd-current@freebsd.org Wed Mar 9 01:40:12 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 B7BD6AC8C4C for ; Wed, 9 Mar 2016 01:40:12 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-yw0-x234.google.com (mail-yw0-x234.google.com [IPv6:2607:f8b0:4002:c05::234]) (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 77204F1A; Wed, 9 Mar 2016 01:40:12 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by mail-yw0-x234.google.com with SMTP id d65so27912436ywb.0; Tue, 08 Mar 2016 17:40:12 -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=wcTm31ftxwTSy4Vhi+bvC5CC8hsmcPd0nTK37cN/fw0=; b=ffx3J9fTQtiLZWllaWomyeJrzTwmrjxShBwtLdUrMvJPADM0lI9Y4Vl9aryrgtf058 3MOMDsMFmETY/BJ59O4czJh/HkcVKp1ItnE0w9gQjbVKBZatEtuP4P9UaJhz9qhk/x+Y lxtxjF0PZj793e1oornXaQjJA9obTPH6OcLQzl2ZRRQCACMnBIrOPuJ/X5yagDHq5i3l Uy51FU1b4SfUGBS/VR5Nu1SzaqvydNrxVIC3eZpDXWGsGJMDQkIjBVgfdtps1k5Vjuu2 x04c9AwW8PFHnP6Rx1puaV3y5PmU/5PDF4s6zFj4XO+kR4By/O3djYPf2iCitRLIHISI jS4Q== 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=wcTm31ftxwTSy4Vhi+bvC5CC8hsmcPd0nTK37cN/fw0=; b=d8p0Qb7A6NnvzI2+iVLKwjt1tIcqz1CNfys1wsb8EBfMucEkkfQOzrAq8KSGB5nJb0 +lfCxMI9rsKJa8cs8jA3mCFOf6Xnqgwngi7fjWoZAg4qn+h4GxAG4IfGTvFA4cHv+1Bm J7Wbae7HCHuwG2QyHCs5DYMuBvCdaX+f+tzcjXwjcLAxAj4agJ0867i0xPO0fs/QpVLa SbloWz1vMBaUfgVz6OfpLYOvEVPdavbcpXJH7Y/VSWnsZk1A2uPbH77fUzLU8KjtbL9e JjQeA4XCHLrsVXyeZOQwZaLHhFVa9gpDOJjN/4pan4kDW7vYd/ukV1L/YeNp//H8Urr5 JM8A== X-Gm-Message-State: AD7BkJIyz2IoO6rk7dfytTmUKHZaS/oeYWJWTXRm59JLqCY/p19dXLmanAkszkbzTp9OgKz/RSQXHAjAoA1lbQ== X-Received: by 10.129.86.131 with SMTP id k125mr16338904ywb.158.1457487611222; Tue, 08 Mar 2016 17:40:11 -0800 (PST) MIME-Version: 1.0 Sender: carpeddiem@gmail.com Received: by 10.37.35.18 with HTTP; Tue, 8 Mar 2016 17:39:51 -0800 (PST) In-Reply-To: <56DF65D1.3000707@dumbbell.fr> References: <56DF65D1.3000707@dumbbell.fr> From: Ed Maste Date: Tue, 8 Mar 2016 20:39:51 -0500 X-Google-Sender-Auth: yHPh2G_o9R1tcjD2a62g_Oe6Vsk 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 01:40:12 -0000 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.