From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8855C4360C for ; Sun, 29 Sep 2019 21:44:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B4E3820863 for ; Sun, 29 Sep 2019 21:44:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=render-wahnsinn.de header.i=@render-wahnsinn.de header.b="SRgqhycg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729022AbfI2Vor (ORCPT ); Sun, 29 Sep 2019 17:44:47 -0400 Received: from mail.render-wahnsinn.de ([176.9.37.177]:38942 "EHLO mail.render-wahnsinn.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728755AbfI2Vor (ORCPT ); Sun, 29 Sep 2019 17:44:47 -0400 X-Greylist: delayed 343 seconds by postgrey-1.27 at vger.kernel.org; Sun, 29 Sep 2019 17:44:46 EDT Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with robert.krig@render-wahnsinn.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=render-wahnsinn.de; s=dkim; t=1569793138; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=46F22UjIa9NoWDGGNTTOQ8C3YAdBkeA7ckXVsje82KM=; b=SRgqhycgPEJJg//HDQ8Ij7dUgOHgB/lc7/GQGdt2YlT3GgMLXFZpnQhjHqEV88MMg4WYOo 4lI1fzfa+/KSUI3PkmZKtHyJyfqcwlOSZIzdV8S9gVDYs9XfOp6GPKHBXSp9QUD0yY81t0 ITquuPb4prmCP0Lh4F5/yi1bfLTHKsgBwhqqiSYagj9PsVjU9eGmQmc7WQ/FADM7pbm81W ramysS2DBWm9N9GYlb7TVAngrU0O1AALXLtku+tSeRhaCZYSrF+bApDuOzLOnwh7OHzJQk bduKjwat39wLDK1v2rxkQY+SzABb+SPi41M1sCGIg+osjARWO9Hpyin0mtxpVQ== Message-ID: <804e7e93a00dfe954222e4f8dc820a075d9ccb79.camel@render-wahnsinn.de> Subject: BTRFS Raid5 error during Scrub. From: Robert Krig To: Linux Btrfs Date: Sun, 29 Sep 2019 23:38:55 +0200 Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.30.5-1.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=render-wahnsinn.de; s=dkim; t=1569793138; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=46F22UjIa9NoWDGGNTTOQ8C3YAdBkeA7ckXVsje82KM=; b=QVNlrdnTwHwDI7Ylmifqk6nfZCnJ882rAyyCVBqDSSShWJgJ7Be6CvW6iuufjinsvK+u3A 4L7f9+PNTKoKjAc2l9db21LEW20znOpE6/gcy1rnvjbEH1VDebvZHBOSqJVsdWC6Rh04ih yxWBw2KGpyN/eOGh6+2JgfJN751s5Wp4O5CTTjnW8N1KAjYfw0AS6jdJmCFaa8Vu76CDeX 8q1zQsyyfKsdcClFv73TXKOqvsAu3IaTmeQVP87yDpULYlh1cNts/ZKZO5F7860U/SVLoe G/fdv8E/AGrPMrRm6XiIGvbEjlgB3SVwejHX5Hqt5RBp+4u9vTOFjIC1BStknA== ARC-Seal: i=1; s=dkim; d=render-wahnsinn.de; t=1569793138; a=rsa-sha256; cv=none; b=az+8hcFVFv6xrdoZ72nDhMlErfKUQYLg9ugy7yJ+ZeT/MEaqDU/+9ME2dAtq8muwJj+zjy 2XxACI7S0fqUKgn0/CqmADP1KtTnm14BfczHBWU1Bv82BMbddIN0ezoRdB19y63Tz5O+EC q0r1VT7RTvsaIxA4mpQQK5tW2WMQwhK8sKwlixjMykdORkvCT+Pkrfarsjs6NLLiIl7Pw8 Dp2ZfdpM6Pj36t3Gc/p+Fpy8XpVM/GNTYuzgMtVIhGKI77Qag47VsOAXFok1T5deeqyVw8 1syQ25JR36uV+IdgveTDzvxrEgexZ9ySVmEFixDJ18q/ekSIAMx2MAZKHTExBw== ARC-Authentication-Results: i=1; mail.render-wahnsinn.de; auth=pass smtp.mailfrom=robert.krig@render-wahnsinn.de Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Hi guys. First off, I've got backups so no worries there. I'm just trying to understand what's happening and which files are affected. I've got a scrub running and the kernel dmesg buffer spit out the following: BTRFS warning (device sda): checksum/header error at logical 48781340082176 on dev /dev/sdb, physical 5651115966464: metadata leaf (level 0) in tree 7 BTRFS warning (device sda): checksum/header error at logical 48781340082176 on dev /dev/sdb, physical 5651115966464: metadata leaf (level 0) in tree 7 BTRFS error (device sda): bdev /dev/sdb errs: wr 0, rd 0, flush 0, corrupt 0, gen 1 BTRFS error (device sda): unable to fixup (regular) error at logical 48781340082176 on dev /dev/sdb BTRFS warning (device sda): checksum/header error at logical 48781340082176 on dev /dev/sdc, physical 5651115966464: metadata leaf (level 0) in tree 7 BTRFS warning (device sda): checksum/header error at logical 48781340082176 on dev /dev/sdc, physical 5651115966464: metadata leaf (level 0) in tree 7 BTRFS error (device sda): bdev /dev/sdc errs: wr 0, rd 0, flush 0, corrupt 0, gen 1 BTRFS error (device sda): unable to fixup (regular) error at logical 48781340082176 on dev /dev/sdc Is there any way I can find out which files are affected so that I can just restore them from a backup? I'm running Debian Buster with Kernel 5.2. Btrfs-progs v4.20.1 Let me know if you need any further info.