From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ig0-f171.google.com ([209.85.213.171]:36963 "EHLO mail-ig0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423069AbcBQOBQ (ORCPT ); Wed, 17 Feb 2016 09:01:16 -0500 Received: by mail-ig0-f171.google.com with SMTP id 5so15743056igt.0 for ; Wed, 17 Feb 2016 06:01:15 -0800 (PST) MIME-Version: 1.0 Reply-To: fdmanana@gmail.com In-Reply-To: References: Date: Wed, 17 Feb 2016 14:01:15 +0000 Message-ID: Subject: Re: btrfs send error From: Filipe Manana To: Pavol Cupka Cc: "linux-btrfs@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Wed, Feb 17, 2016 at 1:02 PM, Pavol Cupka wrote: > Hi all, > > when trying to btrfs send a snaphost I get this in dmesg: > [8614395.539466] BTRFS error (device sda1): did not find backref in > send_root. inode=673755, offset=131072, disk_byte=25730310144 found > extent=25730310144 > > scrub reveals no errors > scrub status for bb8094e8-a7b1-4c2d-854e-77a9921e6f7e > scrub started at Wed Feb 17 08:14:32 2016 and finished after 00:15:58 > total bytes scrubbed: 67.49GiB with 0 errors > > Is there something else that I might try to get this work? Just upgrade to a 4.3 or 4.4 kernel, or build a kernel with the patch below. The fix for this landed in 4.3: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d6589101b67a55107652050dfbf414403a93e351 > > uname -a > Linux 4.1.7-hardened-r1 #4 SMP Mon Nov 9 20:02:04 CET 2015 x86_64 > Intel(R) Atom(TM) CPU N2800 @ 1.86GHz GenuineIntel GNU/Linux > > btrfs --version > btrfs-progs v4.3.1 > > Thanks Pavol > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Filipe David Manana, "Reasonable men adapt themselves to the world. Unreasonable men adapt the world to themselves. That's why all progress depends on unreasonable men."