From nobody Tue Feb 10 20:08:35 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; arc=pass (i=1dmarc=pass fromdomain=bu.edu) ARC-Seal: i=2; a=rsa-sha256; t=1610925130; cv=pass; d=zohomail.com; s=zohoarc; b=K7daZFF112Fy5PIR/BJAKopgUyanAFvKR1YS7eo3E01MVaJL5XJ0i/pzfwJSU5lEKS0I6CqVO0wPpeh4WafOzGoXKh/xXqyPb4Bk29jxszZJ6ziRh9+D9mOf/tUKDeO+fVQ3HZIIp6+mqDD/GOpboGqTxq8Xb5xmO19NG9xGKyY= ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1610925130; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=CBL6nZhg2U1wRA0zDv33tSY7/qquZ26HytmM51GWKZU=; b=Uyzy3oRxy3SCsu6ElP8MhdidJl/08i+4Lr7+bs4StudFCQnyVNWxYZ/Cf2lACELiTD8/tLaSzhn40QSkKHUi7XnHBB6ao2/P2M45WfrH3OmM3ixDIZ8sKwNhWQqUouCBE8HMG+wjArSOSPQiH2ElhosaLjCzMi5aeboLxlTg0/M= ARC-Authentication-Results: i=2; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; arc=pass (i=1dmarc=pass fromdomain=bu.edu) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1610925130351464.3982754947193; Sun, 17 Jan 2021 15:12:10 -0800 (PST) Received: from localhost ([::1]:35634 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l1HDM-0006vH-Us for importer@patchew.org; Sun, 17 Jan 2021 18:12:08 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:44382) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l1HB2-0005bt-KO for qemu-devel@nongnu.org; Sun, 17 Jan 2021 18:09:45 -0500 Received: from mail-eopbgr760103.outbound.protection.outlook.com ([40.107.76.103]:12485 helo=NAM02-CY1-obe.outbound.protection.outlook.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l1HB1-0006XA-3H for qemu-devel@nongnu.org; Sun, 17 Jan 2021 18:09:44 -0500 Received: from SN6PR03MB3871.namprd03.prod.outlook.com (2603:10b6:805:6d::32) by SN2PR03MB2208.namprd03.prod.outlook.com (2603:10b6:804:c::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3763.10; Sun, 17 Jan 2021 23:09:37 +0000 Received: from SN6PR03MB3871.namprd03.prod.outlook.com ([fe80::e828:cd84:e00c:6310]) by SN6PR03MB3871.namprd03.prod.outlook.com ([fe80::e828:cd84:e00c:6310%6]) with mapi id 15.20.3763.014; Sun, 17 Jan 2021 23:09:37 +0000 Received: from stormtrooper.vrmnet (72.74.210.193) by MN2PR05CA0018.namprd05.prod.outlook.com (2603:10b6:208:c0::31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3784.7 via Frontend Transport; Sun, 17 Jan 2021 23:09:36 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=hO2e6rsDftnO4Ew3O2bMK/AqEeCezQKi8IRB1utV87CrOaxJz6CkYNefVsHO84MmpcA86mAE+ZDVyDudN1AASnJkaa5eiXlaGHmkS37ehJj9uSMQsHUZ9nIdA8WZu1/cuOj86QQBAi1UYybHoLTX/TICoFE7Sc77HJSWhCXfHHNtDMHs90kycBDEzCKXfFJoUtowpW+ABZEALPQJHn65D6Cm4BxPFINzjHY3hPaiQtjIbu6cAnHOpNeig+HjsfTwXrDuB5nWVC+bWJXXwvRscgjclNt8GCY2AsKUH9sVO6vMNCOA9cQU9dbYNPWwRfLE83vIchCWgcWoLK2APyPWnA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=CBL6nZhg2U1wRA0zDv33tSY7/qquZ26HytmM51GWKZU=; b=gIKsdHfWIdhplSsg30z/eyEAcb/JPJH+xQ9WFxON9ZvN+DtWouQGiJI6MNoFFStLpk4FxHv2U5M1waAJ6+cDmEyXkmPcBAVRPQtnu1lNvtVqcZY7XAYVVjq95tSsAfWBTi3kexMEYP1Mb3/TXS8/kDHp4CIF3eG958PgTkQK/QGnRnXJ0d8dGnlHNGhO+G3tM8/Tt8VOOmHDaWbNlgjkxdui2WKa7YIQZ3W2itrjzcuz8PoxIR/Lg/dBIJo1TJefE0FrLzKQfX5Il9PsyHgZfYjE6sZh5chuNgD+QMuW3jIrFYSjnyru/3VGU77BFUu366ndpVkTvwZOfpYLHyRQNQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=bu.edu; dmarc=pass action=none header.from=bu.edu; dkim=pass header.d=bu.edu; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bushare.onmicrosoft.com; s=selector2-bushare-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=CBL6nZhg2U1wRA0zDv33tSY7/qquZ26HytmM51GWKZU=; b=RNco7cXj304P93Jse/9WgUeFw/ILoELMmWeg5SkvqZLsKmgroc40TfwW8WWIn5Jjx9CvQ1jSCWmChHmQ1tilnrxMT4aRnqg//6u9W1FWUeclbXKzqrmgbtewa68qVDaJ+gXIJRySDm5G8JZYlzBu7tIrH1ZUd+sQm9oO516pzi0= Authentication-Results: nongnu.org; dkim=none (message not signed) header.d=none;nongnu.org; dmarc=none action=none header.from=bu.edu; From: Alexander Bulekov To: qemu-devel@nongnu.org Subject: [PATCH v2 2/3] docs/fuzz: add some information about OSS-Fuzz Date: Sun, 17 Jan 2021 18:09:23 -0500 Message-Id: <20210117230924.449676-3-alxndr@bu.edu> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210117230924.449676-1-alxndr@bu.edu> References: <20210117230924.449676-1-alxndr@bu.edu> Content-Transfer-Encoding: quoted-printable X-Originating-IP: [72.74.210.193] X-ClientProxiedBy: MN2PR05CA0018.namprd05.prod.outlook.com (2603:10b6:208:c0::31) To SN6PR03MB3871.namprd03.prod.outlook.com (2603:10b6:805:6d::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 29d4d4d9-9ff2-4f7f-e62c-08d8bb3cf5df X-MS-TrafficTypeDiagnostic: SN2PR03MB2208: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7691; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: HlHd3VDOPGH9kqBkGf3a4PvOsdxIIn/PcUpIYkdUN1tgJoKQ69HVkW8hJWFZ4chVVKej6eJyWm78puoRZ+EsJc6YOtlwWQnG3/MRDlzmHpdxuAnzSQTfJN0w8njPa+FlYEnY+YpUa/7Y0FG1yoFYdE2825FBQeUAlNMNPxbWO/U2iQ21FsUkAIObiwgB2MIBgnkUe+JWrCnfN+Wfolbbo9QjU3S2Z/EbTE+PAIuGh2jT7aXTV84hxzU/C+PSXx/e1KrsEdR7ihElSw7ocRi7mKXkG2m5rMoo793JBN9bigXhD8OpB+qSIvtDrWCrqu8X/wH+s+FfoxeYfcn1Fc/NgJIyTr+APHZniz6uIXqoVl8OgjFFo1Q+OPbVlS+NhqYfaYsU9Jo1flJOg3L5VARgJSjV7/c3bn99rSOsdwDe6FrezY85VqhYSaWPsut/vI1WSFBSdZgJ19DTYmVgznygzA== X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:SN6PR03MB3871.namprd03.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(39860400002)(136003)(396003)(366004)(346002)(376002)(6916009)(8676002)(54906003)(86362001)(8936002)(1076003)(2906002)(6506007)(16526019)(786003)(6486002)(36756003)(316002)(52116002)(478600001)(186003)(75432002)(26005)(6512007)(66946007)(66476007)(6666004)(5660300002)(956004)(4326008)(2616005)(66556008); DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?kspOTf9KswwvsXqtecfH23ISj6vfWHTibawSTMy7u/V9HD6NIk3f2FGf9zeR?= =?us-ascii?Q?KJKFihB94N1d2q2/V/QLQZZFa0wh3RQCms/vy7SCT87lH+hoSx01gtigmvTj?= =?us-ascii?Q?JZjfjSEECenU2vqFceQ2pkE3vRSJd3cVayB4nAyuAaiIT1fFEdxG9dEbY+mI?= =?us-ascii?Q?gO6umXIkYp9055ICmRcqeIQcnJ3K1QubqdVM58AMqdaEkXQzh71cSqa1Mzrt?= =?us-ascii?Q?PG2H5aNahcG+e9lUVhO8Tp7FMhIhSJY7dwv2EgQPtHq5semKEqQ1LtZ0frrT?= =?us-ascii?Q?639j8+oNq1l6H9A7hRjAfhFbg/0S30aqExaqB47wdUD1aVEGL9VxDe/O/Pzq?= =?us-ascii?Q?+PWae7ZylJjpOGC5lPPBISkyOI63bylYrt/6ZerdYUrxCa1jLLv2kcvPPzjt?= =?us-ascii?Q?4xYrw49B+aiVOqv1az1kCgmzSe44dXNVaN4rtPcRYBANBkc8gMmtE1BTkNwD?= =?us-ascii?Q?A0G4+6lvJC+p+DRiLCnoOzSTPlSG07vb4OJEf3Bv6oALUS5E/Mw0IcCarM4n?= =?us-ascii?Q?iaxKsK5C9703bhHPNlp/0S97UWpY3U5Ik8fLpkEqlL1g/Qs5/i6UJ472vsVQ?= =?us-ascii?Q?U/LzWMJpw7FD2MJmuxHbAkmZPcFqLJZKom+YSfITWGqU/vWQh75WRJrWUTQO?= =?us-ascii?Q?8hqcPOzM2rMqsLKlQN827BcIJcVgBIyVWzWuw6NQlSWg3B/ch4bsWQMSIhOV?= =?us-ascii?Q?KrIBzS6BSVTJIugpjiwzriyFFKS8H/IIZznbUjP0ZFKo3/yBfQc6dWO4PJOr?= =?us-ascii?Q?dM/tF9CfRylHy8knt6m/oEPab17qN7CiA/N81SZykx4Uoy9poW722+RBVeGE?= =?us-ascii?Q?X+gTn+B91UmhrZ8RsT7m8LLgLo1KFcfLQWPJ6avi+dsD1TI3XZeJqyTqenPx?= =?us-ascii?Q?0uGVOQgiHTFASrkl2ZPqwE7udBTvwKow7Z1wmFAu6mwzFbcgKalZW7ZF3AYi?= =?us-ascii?Q?8JcPdt2vuyHPDWC2ZqJdWqfYK1muPdHUBW13c3/q5XMksLU8ueH4bEvkJqpm?= =?us-ascii?Q?Whw0?= X-OriginatorOrg: bu.edu X-MS-Exchange-CrossTenant-Network-Message-Id: 29d4d4d9-9ff2-4f7f-e62c-08d8bb3cf5df X-MS-Exchange-CrossTenant-AuthSource: SN6PR03MB3871.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Jan 2021 23:09:37.2489 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: d57d32cc-c121-488f-b07b-dfe705680c71 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: zKq/Ez6Ab6uS0Ul/x5nekyhLbEBC1XBLqn6cDPeKNx65zBn94mjSPIL6gfKlSSe3 X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN2PR03MB2208 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=40.107.76.103; envelope-from=alxndr@bu.edu; helo=NAM02-CY1-obe.outbound.protection.outlook.com X-Spam_score_int: -8 X-Spam_score: -0.9 X-Spam_bar: / X-Spam_report: (-0.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, HK_RANDOM_ENVFROM=0.001, HK_RANDOM_FROM=0.999, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexander Bulekov , Bandan Das , Thomas Huth , Stefan Hajnoczi , Paolo Bonzini Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @bushare.onmicrosoft.com) Content-Type: text/plain; charset="utf-8" Signed-off-by: Alexander Bulekov Reviewed-by: Darren Kenny --- docs/devel/fuzzing.rst | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/docs/devel/fuzzing.rst b/docs/devel/fuzzing.rst index 6096242d99..8792358854 100644 --- a/docs/devel/fuzzing.rst +++ b/docs/devel/fuzzing.rst @@ -181,6 +181,32 @@ To ensure that these env variables have been configure= d correctly, we can use:: =20 The output should contain a complete list of matched MemoryRegions. =20 +OSS-Fuzz +-------- +QEMU is continuously fuzzed on `OSS-Fuzz` __(https://github.com/google/oss= -fuzz). +By default, the OSS-Fuzz build will try to fuzz every fuzz-target. Since t= he +generic-fuzz target requires additional information provided in environment +variables, we pre-define some generic-fuzz configs in +``tests/qtest/fuzz/generic_fuzz_configs.h``. Each config must specify: + * ``.name``: To identify the fuzzer config + * ``.args`` OR ``.argfunc``: A string or pointer to a function returning a + string. These strings are used to specify the ``QEMU_FUZZ_ARGS`` + environment variable. ``argfunc`` is useful when the config relies on = e.g. + a dynamically created temp directory, or a free tcp/udp port. + * ``.objects``: A string that specifies the ``QEMU_FUZZ_OBJECTS`` environ= ment + variable. + +To fuzz additional devices/device configuration on OSS-Fuzz: + * Send patches for a new device-specific fuzzer + * Send patches for a new generic-fuzz config + +Build details: + * `The basic Dockerfile that sets up the environment for building QEMU's + fuzzers on OSS-Fuzz + `_ + * The script responsible for building the fuzzers: + ``scripts/oss-fuzz/build.sh`` + Implementation Details / Fuzzer Lifecycle ----------------------------------------- =20 --=20 2.28.0