Received: by 2002:a05:6358:3188:b0:123:57c1:9b43 with SMTP id q8csp710870rwd; Tue, 16 May 2023 06:55:46 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5H1s4Qfmjoa9GO8/3pPVllerVkiJx89CcQoWKuQtZ+sTPnOqHaokoRvkfFASHBbb0vBTI3 X-Received: by 2002:a05:6a00:194a:b0:647:24a2:2128 with SMTP id s10-20020a056a00194a00b0064724a22128mr32633122pfk.11.1684245346305; Tue, 16 May 2023 06:55:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1684245346; cv=none; d=google.com; s=arc-20160816; b=F1wQkIoYYtabDgT06ZXs4My6y/cKWa1o0OOZi6dsFgIMARdtBBV2Adwj3lLa3hq2Ni CrDzXWjNkRQUysr4oAPOpjJUvVhKGT2c533YS28fp2jconGOQJ5c0/yWTC8iE/KEgG2E hVHWpKaQzf0z/hcyA7C1qix+W5rjDRK3jZfKXZsRdD5TRtlauIAOUem93pyCWvnZDvgY YtHzTHwOAeI2xAqkmzvqr4B1xk+Wb2tzA6ChWbt5cOEbTYjvCOPsTcNYh9EBjT8FB/2M inWmz8GgcY877TbxjobogM7ZtcWZQtJGseP24mAV6gX7ouEaMFK6lXd9MkPYF+YanNu/ NbwQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=hInJURsR0Od5Sa2a7SYNaJXdUTAzzv2aEd7/FETIrUg=; b=Tt8TwZpi+PwBv5DgGVZrA13VfNEFNmTxA+b9YQrsoLZQEnFEjBnChPPzetgA211D0t JaJ+X1qp6WWlfG5uzx5ajZLFL/eudcTRFma1sm+50rmVcXCsJJVBCsOLc2uwkHZc1j1P HeGkzHCh9aGc4QC75BIzh4ONzVu6UVDVehJ7exdYw01Se7B2allvGG3I7+08b0pBNaD0 PvrjKcE6Hv2Ti5eM8dQu9GCjU2oRauOUGs/yd/reXTqGorpOijcmo4jalgzrAzp1n8d8 lei/3SW8RkQ8FrQwjH01CCTy3iHJVz/xgiDBLsCcnEkDIaeRpcpg3MAks8wkAuLCZBQE 3PUQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=JUSiP5ke; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id w129-20020a626287000000b00643fdad4119si19225103pfb.146.2023.05.16.06.55.27; Tue, 16 May 2023 06:55:46 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=JUSiP5ke; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233729AbjEPNqV (ORCPT + 99 others); Tue, 16 May 2023 09:46:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232459AbjEPNqU (ORCPT ); Tue, 16 May 2023 09:46:20 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98E905264; Tue, 16 May 2023 06:46:19 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 2DA5D62BD9; Tue, 16 May 2023 13:46:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 71294C433EF; Tue, 16 May 2023 13:46:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684244778; bh=t8z30oiY0fzwDSpixG5W4QvXXHcgLw6aXaPTs2SDSO4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JUSiP5keC4I3Ju86omAo/EXLS7AHJ+mushRkuf7Pfb/v7T7oetwjovicMKQYd/kUL VvyDwmCEMB37xp2tzUUyvAYKb62xeNfHB9dYi9seowqX2ohJi8nNOaPcYelFwgGepS 0ptAk6hWdxSLJILny6OMp3myP9MTt9wiDa4qD5roIt1L/55xb7CbusQJGOHJ0PBvVU PzFvpJ04d+/Vx5wCsde/OJpRRMdSMYyuoOgUgun+1ptsMbW/OmjxVBw5e+Akq6AIR4 GC0C3sElr43/PIbDgXXYB0SXIXiK4SIiejncYjFvXT8k5KtWHJnFn53AWTU+pOF2/O ESjTuj4W7hljw== From: Christian Brauner To: Vladimir Sementsov-Ogievskiy , Linus Torvalds Cc: Christian Brauner , Alexander Viro , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, ptikhomirov@virtuozzo.com, Andrey Ryabinin Subject: Re: [PATCH] fs/coredump: open coredump file in O_WRONLY instead of O_RDWR Date: Tue, 16 May 2023 15:46:11 +0200 Message-Id: <20230516-melancholisch-traten-3336ff6e9d30@brauner> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Developer-Signature: v=1; a=openpgp-sha256; l=685; i=brauner@kernel.org; h=from:subject:message-id; bh=t8z30oiY0fzwDSpixG5W4QvXXHcgLw6aXaPTs2SDSO4=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMaQkd0p78d6N8/W801v/YqFMZkZb5hOFH/HvqrnUjNualJns Mrw6SlkYxLgYZMUUWRzaTcLllvNUbDbK1ICZw8oEMoSBi1MAJqJ1jJGhudjlMe/TJ1W9ry5WGvEGKM 4WWSgcuvy3r3eEXfDMS7uZGBlW7lvZcYbBMvHQ+3svVoq2fF+za6XxhDNvHqy2DdU+nqjNBAA= X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 20 Apr 2023 15:04:09 +0300, Vladimir Sementsov-Ogievskiy wrote: > This makes it possible to make stricter apparmor profile and don't > allow the program to read any coredump in the system. > > Applied to the vfs.misc branch of the vfs/vfs.git tree. Patches in the vfs.misc branch should appear in linux-next soon. Please report any outstanding bugs that were missed during review in a new review to the original patch series allowing us to drop it. tree: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git branch: vfs.misc [1/1] fs/coredump: open coredump file in O_WRONLY instead of O_RDWR https://git.kernel.org/vfs/vfs/c/f84566e710af