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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 70303C001DF for ; Wed, 2 Aug 2023 14:17:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233568AbjHBORm (ORCPT ); Wed, 2 Aug 2023 10:17:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56384 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233210AbjHBORl (ORCPT ); Wed, 2 Aug 2023 10:17:41 -0400 Received: from mail-wm1-x336.google.com (mail-wm1-x336.google.com [IPv6:2a00:1450:4864:20::336]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 74D94272A for ; Wed, 2 Aug 2023 07:17:36 -0700 (PDT) Received: by mail-wm1-x336.google.com with SMTP id 5b1f17b1804b1-3fe32ec7201so54495e9.1 for ; Wed, 02 Aug 2023 07:17:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1690985855; x=1691590655; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=+qwGbFPriiBctUTIf5EIt3Ji/aXV3Kuo6I3x1a+UHFM=; b=BG89yUNHMkxHF810dZQ2ZbAQDhv1zP8ZVtcAC67c+E/BGxxEfwn4+7QZVaZ2IEU3oA dRKokiLUubYgxTgf4Sn1wNsYw6fAD9khqzHlOtRG2LwfWMY+ycelPCDRCbw0mSP+JyLb +VOuz9juHYmbJwonRj+vuJwSQ9D/wf5YwXOUWYqZpNjbZxReeLdfs9GRzI59kYWZ/+Zw cbc1l3DsrC8fivpFjwhMETPUzPXDKc+Cr3V7cDVhiU64ItLEoj+QCp5Yw6HLZRuCwzAl gUXlCMjT+E7TpoT+C3mCINReshqlHXrs+Ui1zIP9CUJLu+27QClyR9Fk0PT8FjGosHSO uDgA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690985855; x=1691590655; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=+qwGbFPriiBctUTIf5EIt3Ji/aXV3Kuo6I3x1a+UHFM=; b=ccFahtrjNaWLLc5E+q7GvN7f8kxbA6W81BaAqw0WZJd3oX8lc/crYzRAkH0DIAvCLW AfZphWic7Y7aViQiigkC4n6ibnAB5S74A5gycvdAfS4k/VNRK+OsOzM57kC7B5LQw10o O9l0c5eAIAaolpVSzBhPj65oGUPW8HNaEeMC2eabZV7fZ4jFBOCTHnaYPUo0f+jlryVK u0F3afeu+xK4WT8K33qwV4uN0NA2SAvAfjIM9dbzUSSw5rG4oaNDgBFTF2d1ao0cFuhj QnpGfh/Ot20RK848DXinSFNrGtrgMI1G/LoSDl7azA7jrDqxp27zFdT3urDZmBKr5Z9r ezPg== X-Gm-Message-State: ABy/qLZkuEkZiKAffFMztdMM1w4mqd1hyhbR6UZH5dTT5z510SbGEPJ+ TNzlyyS1XrQpM4LIwAEgv5bT3sEOvLJZexmK3pZLYw== X-Google-Smtp-Source: APBJJlFryeNX8uWaYtlPyiRZrYLoVMke66TACyC12BOcmdmUSt10i7iCuVQR7UWUxyqxD4dPSdQ7ot33jqSSw8snvwg= X-Received: by 2002:a05:600c:3415:b0:3f7:e463:a0d6 with SMTP id y21-20020a05600c341500b003f7e463a0d6mr380986wmp.0.1690985854925; Wed, 02 Aug 2023 07:17:34 -0700 (PDT) MIME-Version: 1.0 References: <000000000000fd151d05ece59b42@google.com> <000000000000261e660601dec2c2@google.com> In-Reply-To: <000000000000261e660601dec2c2@google.com> From: Aleksandr Nogikh Date: Wed, 2 Aug 2023 16:17:22 +0200 Message-ID: Subject: Re: [syzbot] [btrfs?] possible deadlock in btrfs_search_slot To: syzbot Cc: anand.jain@oracle.com, clm@fb.com, dsterba@suse.com, hdanton@sina.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Tue, Aug 1, 2023 at 6:08=E2=80=AFPM syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit b740d806166979488e798e41743aaec051f2443f > Author: Josef Bacik > Date: Mon Nov 7 16:44:51 2022 +0000 > > btrfs: free btrfs_path before copying root refs to userspace > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=3D13015709a8= 0000 > start commit: eb7081409f94 Linux 6.1-rc6 > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=3D8d01b6e319797= 4dd > dashboard link: https://syzkaller.appspot.com/bug?extid=3Dc06034aecf9f5ea= b1ac1 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=3D124fc309880= 000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=3D126dfde588000= 0 > > If the result looks correct, please mark the issue as fixed by replying w= ith: > > #syz fix: btrfs: free btrfs_path before copying root refs to userspace Looks reasonable. #syz fix: btrfs: free btrfs_path before copying root refs to userspace > > For information about bisection process see: https://goo.gl/tpsmEJ#bisect= ion >