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=-2.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 AFF0ECA90AF for ; Wed, 13 May 2020 12:11:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8622A20740 for ; Wed, 13 May 2020 12:11:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="IluWe2Gi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732006AbgEMMLh (ORCPT ); Wed, 13 May 2020 08:11:37 -0400 Received: from mout.gmx.net ([212.227.15.15]:35945 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731072AbgEMMLg (ORCPT ); Wed, 13 May 2020 08:11:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1589371887; bh=9dntaNbHhyWzaRxCYzt57WEoG8NhG1PDbvULCQjzvps=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=IluWe2GiHNFurigWe0JJ8H3KnJSblM4t5SZ1NBfUGMhZOnIxgp8BOwatoaS/GBlKS 35LqDN7m/dCH2DeKv2v2UNW0Ylw546ww8VG0xys7VOpv9XXq0qL3MG74LMQJMnWzy7 k6EHkb5eca0EbnGeGumgypRVEnSgzpjptPLXPCi4= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [0.0.0.0] ([149.28.201.231]) by mail.gmx.com (mrgmx005 [212.227.17.184]) with ESMTPSA (Nemesis) id 1MSKyI-1jfLWA1MTI-00SiEA; Wed, 13 May 2020 14:11:27 +0200 Subject: Re: Bug 5.7-rc: root leak, eb leak To: Johannes Thumshirn , "dsterba@suse.cz" , David Sterba Cc: "linux-btrfs@vger.kernel.org" References: <5e955017351005f2cc4c0210f401935203de8496c56cb76f53547d435f502803.dsterba@suse.com> <20200512230333.GH18421@twin.jikos.cz> From: Qu Wenruo Autocrypt: addr=quwenruo.btrfs@gmx.com; prefer-encrypt=mutual; keydata= mQENBFnVga8BCACyhFP3ExcTIuB73jDIBA/vSoYcTyysFQzPvez64TUSCv1SgXEByR7fju3o 8RfaWuHCnkkea5luuTZMqfgTXrun2dqNVYDNOV6RIVrc4YuG20yhC1epnV55fJCThqij0MRL 1NxPKXIlEdHvN0Kov3CtWA+R1iNN0RCeVun7rmOrrjBK573aWC5sgP7YsBOLK79H3tmUtz6b 9Imuj0ZyEsa76Xg9PX9Hn2myKj1hfWGS+5og9Va4hrwQC8ipjXik6NKR5GDV+hOZkktU81G5 gkQtGB9jOAYRs86QG/b7PtIlbd3+pppT0gaS+wvwMs8cuNG+Pu6KO1oC4jgdseFLu7NpABEB AAG0IlF1IFdlbnJ1byA8cXV3ZW5ydW8uYnRyZnNAZ214LmNvbT6JAU4EEwEIADgCGwMFCwkI BwIGFQgJCgsCBBYCAwECHgECF4AWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCXZw1oQAKCRDC PZHzoSX+qCY6CACd+mWu3okGwRKXju6bou+7VkqCaHTdyXwWFTsr+/0ly5nUdDtT3yEVggPJ 3VP70wjlrxUjNjFb6iIvGYxiPOrop1NGwGYvQktgRhaIhALG6rPoSSAhGNjwGVRw0km0PlIN D29BTj/lYEk+jVM1YL0QLgAE1AI3krihg/lp/fQT53wLhR8YZIF8ETXbClQG1vJ0cllPuEEv efKxRyiTSjB+PsozSvYWhXsPeJ+KKjFen7ebE5reQTPFzSHctCdPnoR/4jSPlnTlnEvLeqcD ZTuKfQe1gWrPeevQzgCtgBF/WjIOeJs41klnYzC3DymuQlmFubss0jShLOW8eSOOWhLRuQEN BFnVga8BCACqU+th4Esy/c8BnvliFAjAfpzhI1wH76FD1MJPmAhA3DnX5JDORcgaCbPEwhLj 1xlwTgpeT+QfDmGJ5B5BlrrQFZVE1fChEjiJvyiSAO4yQPkrPVYTI7Xj34FnscPj/IrRUUka 68MlHxPtFnAHr25VIuOS41lmYKYNwPNLRz9Ik6DmeTG3WJO2BQRNvXA0pXrJH1fNGSsRb+pK EKHKtL1803x71zQxCwLh+zLP1iXHVM5j8gX9zqupigQR/Cel2XPS44zWcDW8r7B0q1eW4Jrv 0x19p4P923voqn+joIAostyNTUjCeSrUdKth9jcdlam9X2DziA/DHDFfS5eq4fEvABEBAAGJ ATwEGAEIACYCGwwWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCXZw1rgUJCWpOfwAKCRDCPZHz oSX+qFcEB/95cs8cM1OQdE/GgOfCGxwgckMeWyzOR7bkAWW0lDVp2hpgJuxBW/gyfmtBnUai fnggx3EE3ev8HTysZU9q0h+TJwwJKGv6sUc8qcTGFDtavnnl+r6xDUY7A6GvXEsSoCEEynby 72byGeSovfq/4AWGNPBG1L61Exl+gbqfvbECP3ziXnob009+z9I4qXodHSYINfAkZkA523JG ap12LndJeLk3gfWNZfXEWyGnuciRGbqESkhIRav8ootsCIops/SqXm0/k+Kcl4gGUO/iD/T5 oagaDh0QtOd8RWSMwLxwn8uIhpH84Q4X1LadJ5NCgGa6xPP5qqRuiC+9gZqbq4Nj Message-ID: <2dd7f27b-e505-aee5-2ffa-7e72f4623479@gmx.com> Date: Wed, 13 May 2020 20:11:21 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="DNfzaektbLxvkisr0oBjMd09Ji2WbBeSW" X-Provags-ID: V03:K1:skUkcT/P+Xr4aPOn1qgqIxl8aP8oa98x48sOaPnMM7ifd6PD6J0 31B5fIC4IIuftN6mj2ZMno0yQPECLND6SOux6Z1L0OBqIK3XBSHyzp835NlKX7/d3uox/w2 /g33WPE0/fv35dXNne/JDdebv80y/hqZcj03C4SWm9il/stNbhaM6OaT6Ln2v80CLR4at0g Nkxhkh4MgSvq2HkvbkJ3g== X-UI-Out-Filterresults: notjunk:1;V03:K0:DxP5c2/aFl8=:oQZVWufVrnUdj6A5jxIexo 9E9hUVSFSJVgqq3GYXHTHf2fEBHp0Jdtp4keXl+56+1JyoybspvrllxvORSDaXMANpRFPCOwJ JA4eqd8wz6EHKX3eO4V27PJtuYpj9t/uEuibn/E3TzYOStviHrsHW7/iEwdxOkGJAid56FWkT O4vzLtUts0RZ0hpeZOzDXONWwFpo6SXIAgTPjz9/RgKsA59+vuqZ5gNdF5Pfy/AjXzo8kj13M swSTfc/Jbrpp9bIDIdDGuthrUi2e4OhOZBPkRhcP5N0pIRt7CglaDRMRLYe2nuI8jTDpA1fWu pvvEMIHkzBGbe7nUQ7FAT6A08sBnImySw++fTiz3xQeMTKCIRAjpCeMKftvyIetYdTmE4lDyb cos7D/LLPLRYHD3lm3T29Xw8fw4gyI+wC2/VrpE+gAYO/mGk3zLbB3Il104s/xZevAH0Gsn75 IPRrtyCNxejuSYkvhFXLhxgvxkPWG8b1/oDUnw8ewPuPipaD79mVg/m95G7cVVxKpv1pdEiqX 6scucsV/xcVdvxAnnd6oF0WJ3weYsT25N1g2UXTdvr3gwWFVdNAAYQAUTDWrGHu4g562eoE0k 5UW9WR7rXHjcooiYEMWcs+k3jBv1dirMUPTvCjnqv/nbQrz39dD77qSAxBR/AUJ9vhfteKa5z OK7i4Y+KK4Y1lTY5/suSfFMxatUzCvzNN/CXZeiXaEqWdgUPEtHdPihmn3DhWNQVH0eb5qpo7 DoEcA5NdE4RL/nBQwyqrfY2YSUOD5tLt+/UuV9auaqhPVzfPrfJM1gvjshu9TjSX7neBSL22R AExn45tylPIhmHy/6Ue7MsyXkT/V1Cm1zpShmzoqgvFFmnVyU2xc9SPrmm7ZukVBPjuZHA7eR od0vKSr8bWKMkJTES1LtFn03YcD0X5rlsCgKa/ZqZNytteQe79GTj0juV17ZCCpiQ2I/zsfxC fmhVpJ+TRJ/pJ6VSOrd/Hqsxv0mojC9RIhRYnrwQUeS2DcBZ57OrgmuqFsHv0aZWVp++IC7S/ pO1C9LSHJZzaj1asmJW9q9wbmW97FkmHRmiKwZKfrD6OfNpXiIzvV4UZZbfCiJxvBz9681fW7 4/8cj/RP3SxkKX+C9DcGT1Xa4WDqFwbHXsw0wD4tZ411Xz5pp5RXk6Hrbq1OBku8TG3XNkFFr 2SDkt0R4Syip9sxvgSkbzo7quV2De31sOyucrbFeFiriXMAIl8crfxWBOf4S77zvS9F/d6s8l qPMceGpJwbJddi0s7 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --DNfzaektbLxvkisr0oBjMd09Ji2WbBeSW Content-Type: multipart/mixed; boundary="dicDz93W2OfluVoDqQRvw2NmwAKkJUgHy" --dicDz93W2OfluVoDqQRvw2NmwAKkJUgHy Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 2020/5/13 =E4=B8=8B=E5=8D=888:06, Johannes Thumshirn wrote: > On 13/05/2020 13:57, Qu Wenruo wrote: >> >> >> On 2020/5/13 =E4=B8=8B=E5=8D=887:54, Johannes Thumshirn wrote: >>> On 13/05/2020 01:04, David Sterba wrote: >>> [...] >>>> >>>> Johannes, do you have logs from the test? >>> >>> >>> >>> I recreated the logs for btrfs/028 (dmesg, kmemleak and fstests log).= Please find them attached. >>> >> >> BTW, what's the line of open_ctree+0x137c/0x277a? >=20 >=20 > Here we go: > (gdb) l *(open_ctree+0x137c/0x277a) > 0x122acd is in open_ctree (fs/btrfs/disk-io.c:2826). > 2821 u64 generation; > 2822 u64 features; > 2823 u16 csum_type; > 2824 struct btrfs_key location; > 2825 struct btrfs_super_block *disk_super; > 2826 struct btrfs_fs_info *fs_info =3D btrfs_sb(sb); > 2827 struct btrfs_root *tree_root; > 2828 struct btrfs_root *chunk_root; > 2829 int ret; > 2830 int err =3D -EINVAL; >=20 > So its: > 2826 struct btrfs_fs_info *fs_info =3D btrfs_sb(sb); >=20 This doesn't make sense. That line doesn't even call read_tree_block() nor even any function call.= This looks really strange. Thanks, Qu --dicDz93W2OfluVoDqQRvw2NmwAKkJUgHy-- --DNfzaektbLxvkisr0oBjMd09Ji2WbBeSW Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEELd9y5aWlW6idqkLhwj2R86El/qgFAl674+kACgkQwj2R86El /qjWtwf/cPTbqatfgzeu8uhP9ikCCNPnSe6Hgp95jmuevqnbApoChPDDWdMxTdZ4 RkU8VjAlGcjio1K134oV6w5tulqNK7St3W99En6ZAyh4aL9zSrX+lzfY6S5roXfr 7T306PMyAKrPXVOTWY6qxePol+vvO/5g0la/3pLFwr7WvnToypDe2VctsL9UFMQI 0kbSmTIIrlc3ZSRnE9jjytl8Av2Ou+cL3IpaLilw3/DElJK6EnZfYYbLfLUB8hIh q2UIgIV3SxAsEhCXniV8PlEtWRvIebZHTQu9uvINGJ9eNPMV+F8GKn/hvGminRzI 2ceyr1ZjdeONvcU6WGrG+pfMb2bgnA== =/zjb -----END PGP SIGNATURE----- --DNfzaektbLxvkisr0oBjMd09Ji2WbBeSW--