From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from brockman.in8.de ([85.214.220.56]:60283 "EHLO mail.in8.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751755Ab2GDQiC (ORCPT ); Wed, 4 Jul 2012 12:38:02 -0400 Received: from [172.24.1.213] (unknown [192.166.201.94]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.in8.de (Postfix) with ESMTPSA id 7A5BF6AC270 for ; Wed, 4 Jul 2012 18:38:00 +0200 (CEST) Message-ID: <4FF47168.9010405@jan-o-sch.net> Date: Wed, 04 Jul 2012 18:38:00 +0200 From: Jan Schmidt MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: Re: btrfs GPF in read_extent_buffer() while scrubbing with kernel 3.4.2 References: <20120702230121.GD12755@sli.dy.fi> <4FF2EF68.6090401@jan-o-sch.net> <20120703135824.GA8908@sli.dy.fi> <4FF3032D.1010007@jan-o-sch.net> <20120703224756.GA21647@sli.dy.fi> <20120704001713.GA8986@sli.dy.fi> <4FF42876.8010309@jan-o-sch.net> <20120704160340.GA9770@sli.dy.fi> In-Reply-To: <20120704160340.GA9770@sli.dy.fi> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 04.07.2012 18:03, Sami Liedes wrote: > Here you go. > > Sami > [...] > [ 200.980496] btrfs: invalid parameters for read_extent_buffer: start (32771) > eb->len (32768). eb start is 2243489562624, level 26, generation 3144240307695375391, nritems 620178657. len param 17. debug 2/989/620178657/3144240307695375391 Wow, that's strange. Can you repeat your test once or twice and paste that line, please? I'd like to get a feeling if the values are completely random. Reading more of the readahead code now... Thanks, -Jan