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=-6.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,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 D8515C433DF for ; Thu, 30 Jul 2020 11:42:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B0F5E2082E for ; Thu, 30 Jul 2020 11:42:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="a3VnQvOu" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727813AbgG3Lmw (ORCPT ); Thu, 30 Jul 2020 07:42:52 -0400 Received: from mout.gmx.net ([212.227.15.15]:37335 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726799AbgG3Lmu (ORCPT ); Thu, 30 Jul 2020 07:42:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1596109349; bh=DRTlO509DJ63kWEyWdJPOdUHZAXsw1EuTigFLGM91ik=; h=X-UI-Sender-Class:Subject:To:References:From:Date:In-Reply-To; b=a3VnQvOusAJ9b+BsHsWNrZg5gXl9/741zezI+LMUa8Gz+FICP7lPrYhH2Hgzw0non 1pl+xeDbwv3hwcI3g+Hze32hzdHffosUQOAiCbcrNo2nBmqlzqKCMD1oLAEwDRfUwa /iu1HpZmCHrV3qGw/0zakGpXKKfNohN6U/OVmaXI= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [0.0.0.0] ([149.28.201.231]) by mail.gmx.com (mrgmx004 [212.227.17.184]) with ESMTPSA (Nemesis) id 1MDysg-1jtNi43a2m-009wrR; Thu, 30 Jul 2020 13:42:29 +0200 Subject: Re: [PATCH][v3] btrfs: only search for left_info if there is no right_info To: dsterba@suse.cz, Josef Bacik , =?UTF-8?Q?Sebastian_D=c3=b6ring?= , linux-btrfs@vger.kernel.org, kernel-team@fb.com References: <20200727142805.4896-1-josef@toxicpanda.com> <20200728144346.GW3703@twin.jikos.cz> <20200729161344.GB3703@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 AAG0IlF1IFdlbnJ1byA8cXV3ZW5ydW8uYnRyZnNAZ214LmNvbT6JAVQEEwEIAD4CGwMFCwkI BwIGFQgJCgsCBBYCAwECHgECF4AWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCWdWCnQUJCWYC bgAKCRDCPZHzoSX+qAR8B/94VAsSNygx1C6dhb1u1Wp1Jr/lfO7QIOK/nf1PF0VpYjTQ2au8 ihf/RApTna31sVjBx3jzlmpy+lDoPdXwbI3Czx1PwDbdhAAjdRbvBmwM6cUWyqD+zjVm4RTG rFTPi3E7828YJ71Vpda2qghOYdnC45xCcjmHh8FwReLzsV2A6FtXsvd87bq6Iw2axOHVUax2 FGSbardMsHrya1dC2jF2R6n0uxaIc1bWGweYsq0LXvLcvjWH+zDgzYCUB0cfb+6Ib/ipSCYp 3i8BevMsTs62MOBmKz7til6Zdz0kkqDdSNOq8LgWGLOwUTqBh71+lqN2XBpTDu1eLZaNbxSI ilaVuQENBFnVga8BCACqU+th4Esy/c8BnvliFAjAfpzhI1wH76FD1MJPmAhA3DnX5JDORcga CbPEwhLj1xlwTgpeT+QfDmGJ5B5BlrrQFZVE1fChEjiJvyiSAO4yQPkrPVYTI7Xj34FnscPj /IrRUUka68MlHxPtFnAHr25VIuOS41lmYKYNwPNLRz9Ik6DmeTG3WJO2BQRNvXA0pXrJH1fN GSsRb+pKEKHKtL1803x71zQxCwLh+zLP1iXHVM5j8gX9zqupigQR/Cel2XPS44zWcDW8r7B0 q1eW4Jrv0x19p4P923voqn+joIAostyNTUjCeSrUdKth9jcdlam9X2DziA/DHDFfS5eq4fEv ABEBAAGJATwEGAEIACYCGwwWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCXZw1rgUJCWpOfwAK CRDCPZHzoSX+qFcEB/95cs8cM1OQdE/GgOfCGxwgckMeWyzOR7bkAWW0lDVp2hpgJuxBW/gy fmtBnUaifnggx3EE3ev8HTysZU9q0h+TJwwJKGv6sUc8qcTGFDtavnnl+r6xDUY7A6GvXEsS oCEEynby72byGeSovfq/4AWGNPBG1L61Exl+gbqfvbECP3ziXnob009+z9I4qXodHSYINfAk ZkA523JGap12LndJeLk3gfWNZfXEWyGnuciRGbqESkhIRav8ootsCIops/SqXm0/k+Kcl4gG UO/iD/T5oagaDh0QtOd8RWSMwLxwn8uIhpH84Q4X1LadJ5NCgGa6xPP5qqRuiC+9gZqbq4Nj Message-ID: <0c64dfd6-7846-babe-b7d2-12decddce4cc@gmx.com> Date: Thu, 30 Jul 2020 19:42:24 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200729161344.GB3703@twin.jikos.cz> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="JVL8l5HwpnXgI20CS2gyj2P1LJy73TxDq" X-Provags-ID: V03:K1:xig3AkDinDSv3pdyqUXxWx+ODFaWCDvO9L73RFEhDFfUQRch+11 CgZ0OqIFJesLO100cVrmEEv3Ymvsv4pBJR5WMN7xF6+xb67tQXRY4xyIKUHydafH+SvXGge o6BeMq/Nq1SuPgqyHVkSV3eW2CDCsdACXwHhDb3YgxMK2vWnil/YqYtHZt/IakA2CyQJ6R2 y3/lPbD8GknpF87AYxyjg== X-UI-Out-Filterresults: notjunk:1;V03:K0:V6iVysA0OTM=:7R2RyxzM8tEPpOS9Ma3Qzt MXEeOOHxweFX8D+U2RBCDPcg+TejSCQamh+H56tDSRx6UdTpJ7ePV615kgxbhqSCpy/IupoQh dOPSo9WymdUopUigw+ZJQ4oj5hGKW+5f6R4PuFaA7ZceXvtygcZPBU5r0L4qDB6/crK4c65Qu wB3Fzl7pV1kcdvCofrcEe1gIOgzVAKVhF2p5leT4dPPRj4pRR+lOwSTrzSOIVsuPydAymLfDH jrHVpP/4pu2b8WMWjdLhHbKn+UY+fFUfU+7ram2OW9pGWnN28VDaPAtXJ6XL8Eh+6bnunfLmp dfquoeIqJRqlvewYX60DhsdWa9FtMoMdZlL5UiAGp9j1UbXphL8WdiSDr1KWaZQxrVh6Mrla8 OBgqcnp8z1RAgboo5MRbHxc+3mZuYFOlfvFnHOx8UcScSGn4Cg5o0xG+lou5slUGltDkn6Grz VBkamLf2F7gRemyvfAKac/5GZ9720680iTX74TM+9wWaVEHTKeinOYPAmoQSyn0V18nDyHzQ0 yBHXewdfQMpTaZxm847wEYJCJH6CeYJFbLMqhJTRc+zykSQOLNP+TsMPIBOxzSAhzbtCoTRR/ UJk3f1OyaZADDR0TfgG7Fne20aGJaxTizoDHJqCGJHEhLbwSRFJNCAori/saRj9mOo3dTXGaS sgq6rBXS1Mf8zEvznOOGyEcR7MT5sL0GCFUPRWlQT1AVN0tcnGBZ3GSw/s77THhZD2Af/NxkH EL0LdtnF7vCNI3uxGdm28uUI8hZNDeWudXuYLhM/S7aZwuF3DRUfONsCfi8BI9SnttIc9Yd9F ITsoVZLpL5mdxPay9WI91mMSKqYr6LD4adBjbWWzQ5KqJH+NgM/DQxEI5K/umk2oqetCTAt/3 gWVz76VHAoOPtcfPnKpGoahXsetqb/N8cy5/+tB/soxU+3XYH3uuiNGtOqpznryFNR3wsO36V Z1bVTx6Q2EzSb7ynfrquuIyg6LnTPgBMIyLeQHXaQA5tQc8VdnE8rm5nBsq+tRJdaHcd2inSj 8Sn5ok+UrWRVJ7b8RDX5NxmWRNXTuDpZ1B4AAMZlp1+pwBvekSWJSG2a1mpU3g5iIMauGQKt4 m+oANR3zOUPVqncxH4GFkT8xpmSG+F1fB9ZeUg0vL0edsxh257UJPOYttBwbXFkxCK8RnoTgD Bi12IqJxiT8W75OJ/0gYon+/fSdCxPHD+kW55wq6fhDbCv/Q5iG9hbipEonTlhYMavXb2Sf2H O+lH32NQWj6UVMLnFmzOMOL4IStgTnlpUOg4sSQ== 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) --JVL8l5HwpnXgI20CS2gyj2P1LJy73TxDq Content-Type: multipart/mixed; boundary="y5eV9iZEfeqRevahLuqRkbvF44G5mzJ8D" --y5eV9iZEfeqRevahLuqRkbvF44G5mzJ8D Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 2020/7/30 =E4=B8=8A=E5=8D=8812:13, David Sterba wrote: > On Wed, Jul 29, 2020 at 11:43:40AM -0400, Josef Bacik wrote: >> On 7/29/20 11:42 AM, Sebastian D=C3=B6ring wrote: >>> For reasons unrelated to btrfs I've been trying linux-next-20200728 t= oday. >>> >>> This patch causes Kernel Oops and call trace (with >>> try_merge_free_space on top of stack) on my system. Because of >>> immediate system lock-up I can't provide a dmesg log and there's >>> nothing in /var/log (probably because it immediately goes read-only),= >>> but removing this patch and rebuilding the kernel fixed my issues. I'= m >>> happy to help if you need more info in order to reproduce. >>> >> >> Lol I literally just hit this and sent the fixup to Dave when you post= ed this.=20 >> My bad, somehow it didn't hit either of us until just now. Thanks, >=20 > Updated misc-next pushed, for-next will follow. >=20 I guess it's still not working... The latest commit 2f0cb6b46a28 ("btrfs: only search for left_info if there is no right_info in try_merge_free_space"), shows it's now the updated one. But still fails at selftest: https://paste.opensuse.org/41470779 Have to revert that commit to do my test... Thanks, Qu --y5eV9iZEfeqRevahLuqRkbvF44G5mzJ8D-- --JVL8l5HwpnXgI20CS2gyj2P1LJy73TxDq Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEELd9y5aWlW6idqkLhwj2R86El/qgFAl8isiAACgkQwj2R86El /qhdYQf9Es9eHFNqtIdDsfTicbi33+MW+6HrTPqdiwpZK3CJCt3uNMIxg3aegDr/ N5PZaAcsHYC9Q3GOKdEjjzKWJxePLPMs2nYCqJFO8t9wiiAjRFh5ko0q4DovOZSJ WlABfPBxnpG0Xsckr7GXmhAiIrGxhy/YBCI0Kd3fAtS+ILZR4fds8Pvdl8g9L/uv +aDsz6mmKXVWg/3Zy5FaTO2I2mtu4zEiwunvtkODZvTKbJaPzAIkWzzo/FV5bXcp f8SbcaYJkbFjSa/14yKd43ewZPeThk/V9W4dNGWF/3NJRYt1GNMuw9vzHqA66lJ6 XsECiPraYkmnmtldzkpKQd2SNAzUUg== =d/bJ -----END PGP SIGNATURE----- --JVL8l5HwpnXgI20CS2gyj2P1LJy73TxDq--