From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailgw-01.dd24.net ([193.46.215.41]:33497 "EHLO mailgw-01.dd24.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752566AbbKXBym (ORCPT ); Mon, 23 Nov 2015 20:54:42 -0500 Message-ID: <1448330029.14125.13.camel@scientia.net> Subject: Re: bad extent [5993525264384, 5993525280768), type mismatch with chunk From: Christoph Anton Mitterer To: Qu Wenruo Cc: linux-btrfs@vger.kernel.org Date: Tue, 24 Nov 2015 02:53:49 +0100 In-Reply-To: <5653B34B.9000103@cn.fujitsu.com> References: <56455073.1060406@cn.fujitsu.com> <564F48FE.4000400@laposte.net> <1448047478.6878.4.camel@scientia.net> <564FBF0F.4050705@gmx.com> <564FC3FE.9020905@lukas-pirl.de> <565122AA.90904@gmx.com> <1448175373.7143.24.camel@scientia.net> <56526790.6020907@cn.fujitsu.com> <1448302368.2100.28.camel@scientia.net> <5653B34B.9000103@cn.fujitsu.com> Content-Type: multipart/signed; micalg="sha-512"; protocol="application/x-pkcs7-signature"; boundary="=-EG1yiTbbH3FYoZDo9V3p" Mime-Version: 1.0 Sender: linux-btrfs-owner@vger.kernel.org List-ID: --=-EG1yiTbbH3FYoZDo9V3p Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Tue, 2015-11-24 at 08:46 +0800, Qu Wenruo wrote: > But there are also some other places like line 4411, 4394 and 4387. Ah of course, I didn't have a look for further places.... $ grep -n "rec->wrong_chunk_type =3D 1" cmds-check.c 4387: rec->wrong_chunk_type =3D 1; 4394: rec->wrong_chunk_type =3D 1; 4411: rec->wrong_chunk_type =3D 1; 4421: rec->wrong_chunk_type =3D 1; > So there are still 3 breakpoint needs to add. GNU gdb (Debian 7.10-1) 7.10 Copyright (C) 2015 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.=C2=A0=C2=A0Type "show= copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from ./btrfs...done. (gdb) break cmds-check.c:4387 Breakpoint 1 at 0x42cf2b: file cmds-check.c, line 4387. (gdb) break cmds-check.c:4394 Breakpoint 2 at 0x42cf57: file cmds-check.c, line 4394. (gdb) break cmds-check.c:4411 Breakpoint 3 at 0x42cfa6: file cmds-check.c, line 4411. (gdb) break cmds-check.c:4421 Breakpoint 4 at 0x42d000: file cmds-check.c, line 4421. (gdb) run check /dev/mapper/data-b Starting program: /home/calestyo/bfsck/btrfs-tools-4.3/btrfs check /dev/map= per/data-b [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Checking filesystem on /dev/mapper/data-b UUID: 250ddae1-7b37-4b22-89e9-4dc5886c810f checking extents Breakpoint 1, check_extent_type (rec=3D0x20a6740) at cmds-check.c:4387 4387 rec->wrong_chunk_type =3D 1; (gdb) continue=C2=A0 Continuing. Breakpoint 1, check_extent_type (rec=3D0x20a6740) at cmds-check.c:4387 4387 rec->wrong_chunk_type =3D 1; (gdb) cont 100 Will ignore next 99 crossings of breakpoint 1.=C2=A0=C2=A0Continuing. Breakpoint 1, check_extent_type (rec=3D0x20a9880) at cmds-check.c:4387 4387 rec->wrong_chunk_type =3D 1; (gdb) cont 1000 Will ignore next 999 crossings of breakpoint 1.=C2=A0=C2=A0Continuing. That goes on for a few millions... until we get the: bad extent [6619620016128, 6619620032512), type mismatch with chunk bad extent [6619620032512, 6619620048896), type mismatch with chunk again.. and the check exits normally with: checking free space cache checking fs roots checking csums checking root refs found 5862373889375 bytes used err is 0 total csum bytes: 5715302800 total tree bytes: 9903816704 total fs tree bytes: 2475769856 total extent tree bytes: 938393600 btree space waste bytes: 1072581913 file data blocks allocated: 9170230497280 =C2=A0referenced 9281014861824 btrfs-progs v4.3 [Inferior 1 (process 18130) exited normally] So it's the one in 4378. Anything further to do? :) Chris. --=-EG1yiTbbH3FYoZDo9V3p Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgMFADCABgkqhkiG9w0BBwEAAKCCEZIw ggW/MIIDp6ADAgECAgMCOakwDQYJKoZIhvcNAQENBQAwVDEUMBIGA1UEChMLQ0FjZXJ0IEluYy4x HjAcBgNVBAsTFWh0dHA6Ly93d3cuQ0FjZXJ0Lm9yZzEcMBoGA1UEAxMTQ0FjZXJ0IENsYXNzIDMg Um9vdDAeFw0xNDA2MTIxNjM2MThaFw0xNjA2MTExNjM2MThaMHwxITAfBgNVBAMTGENocmlzdG9w aCBBbnRvbiBNaXR0ZXJlcjEkMCIGCSqGSIb3DQEJARYVY2FsZXN0eW9Ac2NpZW50aWEubmV0MTEw LwYJKoZIhvcNAQkBFiJtYWlsQGNocmlzdG9waC5hbnRvbi5taXR0ZXJlci5uYW1lMIIBIjANBgkq hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4phP/j9vT9dZT+k3ffHxvRWMOuzBnu5O3Fl4y2+WL7pL rfLiEhWzGXhHvjSqpt4vCNSdqy43453nnu8+hMb+uEtqSIL1AHU5eLhuDNVN9S4bt9E7nA2WKYBU LCUi/xCD/GL7ToyJNwhrhzcCZ7pXSc3xVqFoC4f6weU9ExhoEZQNRpTM0BFCOi4fRxvKFNnUYgjK hqy0Ta5H0Xx86mAp0Q4dxoD7mhI5iTF6TRkUheELxF24JCuAf04M89Cwft6DRH1FpJ3yvgW2B5U5 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