From patchwork Mon Jan 25 18:47:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Bulekov X-Patchwork-Id: 1431330 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=bushare.onmicrosoft.com header.i=@bushare.onmicrosoft.com header.a=rsa-sha256 header.s=selector2-bushare-onmicrosoft-com header.b=UCvLlElx; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4DPf730rZrz9sCD for ; Tue, 26 Jan 2021 05:49:49 +1100 (AEDT) Received: from localhost ([::1]:41870 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l46vp-0004LB-KC for incoming@patchwork.ozlabs.org; Mon, 25 Jan 2021 13:49:45 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:59420) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l46ua-0004IX-J3 for qemu-devel@nongnu.org; Mon, 25 Jan 2021 13:48:28 -0500 Received: from mail-bn8nam12on2112.outbound.protection.outlook.com ([40.107.237.112]:16865 helo=NAM12-BN8-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 1l46uZ-0004xv-2x for qemu-devel@nongnu.org; Mon, 25 Jan 2021 13:48:28 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=VtqiyaJeFPfEDXdo00oGWIgUlId/GcjoOlHK+r/nXbfkgLUyu2KqNr70xqsNj/3gOBeP2uM8UJHNftomCIuNGObodvI5VRTvXxUS/k5AS1nZWQLm4DUCx/5P6uS8AdlLSaLCrUFq2mVRsAPKOmhsoMA9q3v+ulcp0dKw+fjc811DjdID67E9SmPBofmexR1+NIhkGpyscP771qUsK21ci3KI3nPJtO839uyjGgWaz1AN5hP57pCUfKF5QLE0ZAYe/YEQFy77etpAVDdo+7Sy3N/JFze8l4rdeGAsnI6paJIm5S9i/A65Y6afADOj6aOKeuwVsnERHyxzUnkW8Z+0Sg== 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=0hhdo7p/vW8hU3vYuOefZwl0z68bsWvgOfxCNdDUUNg=; b=X5N9KbDadgm4grqy8vmDJQ3Gx6d6jN5A0xzCpxYG8gG1cieD3Jle0CvG+X0bqGrJ/Z5GCa8+7Lp3h2JakBuaiw159mjT5RdkG0efLZwaRFdFQXTuzu6M14pIYfuPDtW+EIQ1/2nXisIZD6zo+TBcNyRPZrSR/8S0rRffrN5ryWBt94BDGBNXBza5DLMQC2wVJ/A+qwUToqMtJoZmogw/7D6a6Kt7skWIcDXSpJQ9RcTrtfJCGhEgTTZ1RDAYAjPbKlnqW8dcKmJUiTc1cY3CWD3/B4ZG05kEgrwzgVVMhvCaSxtzmfKQCTFmSAvf0m1iFkEEmOtDMKl6ipyjEbvqyA== 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=0hhdo7p/vW8hU3vYuOefZwl0z68bsWvgOfxCNdDUUNg=; b=UCvLlElxSFw15uAZtsTA70lzFmPl7tUplfFl2bSU2wuCGBgQ9/hoSDw0VbGdRPkFeMSRfUDVF+Jfw+EZdDUjqv4l5se8aGCgkDqbt4/q7ESx2D4BGUl6grjLwyj1YLswC26+Wdpqc8q1v+UYAB8+4o86QOn59UfJW4rVRgo1LWI= Authentication-Results: redhat.com; dkim=none (message not signed) header.d=none;redhat.com; dmarc=none action=none header.from=bu.edu; Received: from SN6PR03MB3871.namprd03.prod.outlook.com (2603:10b6:805:6d::32) by SA0PR03MB5563.namprd03.prod.outlook.com (2603:10b6:806:b3::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3784.13; Mon, 25 Jan 2021 18:48:12 +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 15.20.3784.015; Mon, 25 Jan 2021 18:48:12 +0000 From: Alexander Bulekov To: pbonzini@redhat.com, qemu-devel@nongnu.org Subject: [RESEND PULL 4/7] fuzz: log the arguments used to initialize QEMU Date: Mon, 25 Jan 2021 13:47:53 -0500 Message-Id: <20210125184756.319453-5-alxndr@bu.edu> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210125184756.319453-1-alxndr@bu.edu> References: <20210125184756.319453-1-alxndr@bu.edu> X-Originating-IP: [72.74.210.193] X-ClientProxiedBy: MN2PR03CA0006.namprd03.prod.outlook.com (2603:10b6:208:23a::11) To SN6PR03MB3871.namprd03.prod.outlook.com (2603:10b6:805:6d::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from stormtrooper.vrmnet (72.74.210.193) by MN2PR03CA0006.namprd03.prod.outlook.com (2603:10b6:208:23a::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3784.12 via Frontend Transport; Mon, 25 Jan 2021 18:48:12 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 76815065-c354-4189-3a3f-08d8c161c472 X-MS-TrafficTypeDiagnostic: SA0PR03MB5563: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:962; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: iLXs3A+zRfthvO152Z2HcSGcOtYdpR95nMX2gmCrW5rrp77e6HE7lkgWs6adY92jj/wfLMwH0CI0brFST2YlWfDDKyyw6rAKuM0RuXrVbRx4GBP2DLr1OEHB0i7y/vT4g9N9T6m74iOZV+PX59mXfmXKn0nqRp+C8yQilJ6SRceTNtjARN+JXgqxd25ejQyermBcVtN91QOfc1rj9nm1D4CDhiCJ9QsA80mQMiGhb7iJJON0JN44AwB9yNYEercJOAOtalZDAzM5MiNVZs/eMxE5pMXtCB0T+WEf1segy2UidSNUAhdSw6bVuN/464qBWmjy6nUhj/xQiNKXBxtJuKJS6JkZWkYVeIs9soAVGlxwR8NX7gTMKmQhwM1aleEZRMRG/GpMMnAEK2OVgj4ofg== 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)(396003)(346002)(376002)(39860400002)(136003)(366004)(1076003)(75432002)(478600001)(6666004)(956004)(786003)(86362001)(52116002)(2616005)(54906003)(2906002)(316002)(83380400001)(8936002)(36756003)(66946007)(6512007)(6486002)(16526019)(186003)(66556008)(8676002)(26005)(4326008)(66476007)(5660300002)(6506007); DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: bu.edu X-MS-Exchange-CrossTenant-Network-Message-Id: 76815065-c354-4189-3a3f-08d8c161c472 X-MS-Exchange-CrossTenant-AuthSource: SN6PR03MB3871.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Jan 2021 18:48:12.6513 (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: hWqwfo5eoGmPhvSO01pZfP40wiZ9KyZOBKPBXEzQ4wak8vMBnkrFPh388AXRixbz X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA0PR03MB5563 Received-SPF: pass client-ip=40.107.237.112; envelope-from=alxndr@bu.edu; helo=NAM12-BN8-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 , Thomas Huth , philmd@redhat.com, peter.maydell@linaro.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This is useful for building reproducers. Instead checking the code or the QEMU_FUZZ_ARGS, the arguments are at the top of the crash log. Signed-off-by: Alexander Bulekov Reviewed-by: Thomas Huth Message-Id: <20210117201014.271610-3-alxndr@bu.edu> --- tests/qtest/fuzz/fuzz.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/tests/qtest/fuzz/fuzz.c b/tests/qtest/fuzz/fuzz.c index 238866a037..496d11a231 100644 --- a/tests/qtest/fuzz/fuzz.c +++ b/tests/qtest/fuzz/fuzz.c @@ -159,6 +159,8 @@ int LLVMFuzzerInitialize(int *argc, char ***argv, char ***envp) char *target_name; const char *bindir; char *datadir; + GString *cmd_line; + gchar *pretty_cmd_line; bool serialize = false; /* Initialize qgraph and modules */ @@ -217,7 +219,7 @@ int LLVMFuzzerInitialize(int *argc, char ***argv, char ***envp) } /* Run QEMU's softmmu main with the fuzz-target dependent arguments */ - GString *cmd_line = fuzz_target->get_init_cmdline(fuzz_target); + cmd_line = fuzz_target->get_init_cmdline(fuzz_target); g_string_append_printf(cmd_line, " %s -qtest /dev/null ", getenv("QTEST_LOG") ? "" : "-qtest-log none"); @@ -226,6 +228,13 @@ int LLVMFuzzerInitialize(int *argc, char ***argv, char ***envp) wordexp(cmd_line->str, &result, 0); g_string_free(cmd_line, true); + if (getenv("QTEST_LOG")) { + pretty_cmd_line = g_strjoinv(" ", result.we_wordv + 1); + printf("Starting %s with Arguments: %s\n", + result.we_wordv[0], pretty_cmd_line); + g_free(pretty_cmd_line); + } + qemu_init(result.we_wordc, result.we_wordv, NULL); /* re-enable the rcu atfork, which was previously disabled in qemu_init */