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=-5.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 1F7F4C433E0 for ; Wed, 3 Jun 2020 22:34:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E62642067B for ; Wed, 3 Jun 2020 22:34:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=wdc.com header.i=@wdc.com header.b="qaVfTWUQ"; dkim=pass (1024-bit key) header.d=sharedspace.onmicrosoft.com header.i=@sharedspace.onmicrosoft.com header.b="F3y0EjPD" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726964AbgFCWen (ORCPT ); Wed, 3 Jun 2020 18:34:43 -0400 Received: from esa4.hgst.iphmx.com ([216.71.154.42]:15517 "EHLO esa4.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726645AbgFCWek (ORCPT ); Wed, 3 Jun 2020 18:34:40 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1591223678; x=1622759678; h=from:to:cc:subject:date:message-id:references: content-transfer-encoding:mime-version; bh=S+7tQQLKiE1NMaEu0us5Bre+bQi9UrnEfPbpkfRElwA=; b=qaVfTWUQNJZQJ5ELxbgN6t0g5qSe/RaaaRoI5Zslb7ySTKACl2zoNaZW gc8+hCH7O9XkxASBNgHc631isj9tXJYPGPUqPsWqaDBThnEuw9Uvx4kph 8LCDuhrmBLeDtwnQh3lPpL1aRIdBn4Av3SNlklK/CDGBC+T6/Jwxq3wWD scGFsYw/DYHqVX8+Lwlz5idpYfKJWOm8NHZ+rExkRXRlZZeUr02BPyD6i 80FWSbn05D7eYP5aH/y5V9MsSLyVIHcJNLxLGmBE75iyfw5VVBMO4q8Ai Y/UeKLZRV5ibuWXThgnh2hcS1JWBHLv1I5VmXQg3C5yK8Ha3yJac2wrzU A==; IronPort-SDR: lJybmMA+phi2oLLNFz9S82RUX+hRcTuWy8/vroKGkqVvE+rTOTMg25gUJgwwePhDJutxmPsZNo oN0hMerGaK1pdsCbrpl1E7gRrf95ss7EZVP4WwlvGV8TSuNSbcnIBkV7DSy1kr2NuCGTDmpf2l 02C3JPswbbMHDZTpR8BE6wmydhgGPUm2M1IxUY3ZJueUpGe6iKwfQ6cCxEDA/5fB8G5D6eELCp CJ5rMPPfW3KSXznOGi5AmQCAOUD4ZUj4z1rMLkYNZou2/MNvO9SbbV2WXcjP9zNYvVw9Yz7JuE 7xE= X-IronPort-AV: E=Sophos;i="5.73,470,1583164800"; d="scan'208";a="139143251" Received: from mail-sn1nam02lp2056.outbound.protection.outlook.com (HELO NAM02-SN1-obe.outbound.protection.outlook.com) ([104.47.36.56]) by ob1.hgst.iphmx.com with ESMTP; 04 Jun 2020 06:34:36 +0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=OjYAW+DeYYOCJTPaDtJnbqUAnv58FWQxgnhXKykg9Er55IcHTxN3h1xCj1WK/i3VcnLhBoXfvGvoJbDvmFvIhDn6lM1y+aCe3nREWE8GO9VuaRm7O/f/Y5w/GrG+WJPWdB3FRGoM+RYuhPIwvorl5ANC1ngtV9x2bfO+QMhGb2xzgApIStsJ8KqVXSMDxFPePGWd+KrSNg+WJnN56zI5JQ/LvLKOVzDcTH8SnxqX5c98SNP2PtBEJo+jQ/AZsowPNgquRYrHB3chQLaiTrQacD7yvGnYFzfKz1IQZiENaOLuru7hFozUqiGA34CuUMad/KOBqhRCp/TekrPXkJwWsQ== 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=nZhYxQFvjYucjwkI+OTGTlww1kQV47s0QZMA8BeQ8zc=; b=BHGrqsmtdfX4JjxlrFPQ073TPDIi1+0Tp2b/xIQ9Hh/rLBnEKdEipq61JeQOuV2gF/gbf5rkgjVXyM1MUktHgcStSEqFrtTwurdkMIjS0hIIjo5kjAt5vP4Nr2jgVrV1yP91hYjSyPW7E6jqvSujaI8IkB7prNWDTCHemEPmycFj3DYtYZpFajeT5HcSUEOZKdkFScbilLWff4nNLBNrDaAqV6/J6GfEN03snVGoLbh/RpZlNUk5UEKYpnNcSKOQB1JWmCvPmUx1VISegoePkxjgjcsPtbAujkTucA2W6OUWJF4C7yrT4a2X/JyFpXtS5UtH87YtP+GNKQWnuASaig== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=wdc.com; dmarc=pass action=none header.from=wdc.com; dkim=pass header.d=wdc.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sharedspace.onmicrosoft.com; s=selector2-sharedspace-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=nZhYxQFvjYucjwkI+OTGTlww1kQV47s0QZMA8BeQ8zc=; b=F3y0EjPDz1xtTzdeb9Eg+Az3rrS2S8cQ2BOhVTr25dz3804oQPVN/ip/3Mv9yD9IeiooXx51PgwYaZytpC7KdWXcm2ikU64ujDjbouizx8FtheW50JES1HGzJDuqy2/9bON8TH5RU/WGFW1vXJDOzqV3u6hffmLSIArc0qDety4= Received: from BYAPR04MB4965.namprd04.prod.outlook.com (2603:10b6:a03:4d::25) by BYAPR04MB4792.namprd04.prod.outlook.com (2603:10b6:a03:12::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3066.18; Wed, 3 Jun 2020 22:34:34 +0000 Received: from BYAPR04MB4965.namprd04.prod.outlook.com ([fe80::4d72:27c:c075:c5e6]) by BYAPR04MB4965.namprd04.prod.outlook.com ([fe80::4d72:27c:c075:c5e6%7]) with mapi id 15.20.3066.018; Wed, 3 Jun 2020 22:34:34 +0000 From: Chaitanya Kulkarni To: Jens Axboe CC: kernel test robot , "Jan, Kara," , "kbuild-all@lists.01.org" , "linux-kernel@vger.kernel.org" , Ming Lei , Bart Van Assche Subject: Re: kernel/trace/blktrace.c:347:12: sparse: sparse: incorrect type in assignment (different address spaces) Thread-Topic: kernel/trace/blktrace.c:347:12: sparse: sparse: incorrect type in assignment (different address spaces) Thread-Index: AQHWOZq0JeGPDjwwNk2lvn18OjkZKw== Date: Wed, 3 Jun 2020 22:34:34 +0000 Message-ID: References: <202006031903.CiDVFCgm%lkp@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: kernel.dk; dkim=none (message not signed) header.d=none;kernel.dk; dmarc=none action=none header.from=wdc.com; x-originating-ip: [199.255.45.62] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: dcad22f8-9cf4-4957-1a15-08d8080e4a82 x-ms-traffictypediagnostic: BYAPR04MB4792: x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:612; x-forefront-prvs: 04238CD941 x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: fbJmln0pfRCGHpzUAKanX2lksuvlyLLJ2yh1G+JfbdGf1qhiMcMMvxTW3WS2eosEv/2BuBiKgz0kYjfyNieQOeMm9Qo7NAQSErkzD2FfUFD6vym9UPVYj8fs6Tu663fBjKHsYWp5zjkZyGSc9x/S+tkXBvkokZ2QHIEcBQ2qDzdgv+ucaHiVaCXDn3KnGrubix7T9KivmZrQV1eKvfkFBtAeQJXtZ4s40ZUR/vXaNG5plN1wFhCjGXJu+pwfbe1xd4pVezQH0Ok6oFc7QvA2V2xqId8GtSeYf/U0HlzMi9WCe6KDVSyDan6QDhtGMAC4e5vbGSq+wk7yB6MqOykoHmsOJiOtUdmx3RXAHjzqBKbJPHndFT+PJwv+Z7qjpN0LZa2HpVC67TUC95djDESFGg== x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BYAPR04MB4965.namprd04.prod.outlook.com;PTR:;CAT:NONE;SFTY:;SFS:(4636009)(136003)(376002)(396003)(39860400002)(346002)(366004)(66446008)(64756008)(66946007)(66476007)(54906003)(66556008)(76116006)(4326008)(71200400001)(52536014)(186003)(6916009)(55016002)(2906002)(7696005)(316002)(4744005)(33656002)(53546011)(26005)(5660300002)(8936002)(478600001)(86362001)(9686003)(6506007)(8676002);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata: PkErdIyQ+3I9OA6s6jLG23kD90OHxKTQ85we2oX0ALE+m0Y1Ypuzjf7Yq8pWyBZD94V+ZmWFxZXnjgUzpQyxEsUZTthl/dgGu7DSt2a3ksjqyNXPAYWOSq1lQjHU/mzAkxNJwVEnD8URB+LAlU5eVBd97f+NGmCftsqHkIFxImjdSgRPIOGm7cGN3xfoPqSHXurHkGkDn/HogqCl2EjuWUHK/00GbAtlsHIh5YhQ2zJj4QcozWxY3cXOR0WGouXtEGh0iVgRDbPDGZSKlcqQZF3hBDUrJeB5bG+wW1lzXiXxOovDx+6SHNwcYriqwJmd8CaH6ZRNfQhf7kziPGlgubIoZ9RGHd5MErRu8ZGHxGoHvb/n8mqzWF4dxU5cevI2ukN31ztfqMtHwIwJ0DoXasgL50Yzif5wmKtvIISK7ydcsS1WU3FJS2hBi1dLdXFyR61wS6wopNfN2yw0e9SgpYWVsnwz1gv7S4DkxkIooA0= x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: dcad22f8-9cf4-4957-1a15-08d8080e4a82 X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Jun 2020 22:34:34.3531 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: D7y8wys5AsxKp2eP3MdiyMRKWUlUVYpSBuloAxZ70AUILM7zXbJar7EIDIBDtceQMi0113eZm3Pfjl6yfzVlawE+UcAUma7bXZ0ivkVSdOs= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR04MB4792 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Jens,=0A= =0A= On 6/3/20 4:32 AM, kernel test robot wrote:=0A= > tree:https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git = master=0A= > head: d6f9469a03d832dcd17041ed67774ffb5f3e73b3=0A= > commit: c780e86dd48ef6467a1146cf7d0fe1e05a635039 blktrace: Protect q->blk= _trace with RCU=0A= > date: 3 months ago=0A= > config: arc-randconfig-s031-20200603 (attached as .config)=0A= > compiler: arc-elf-gcc (GCC) 9.3.0=0A= > reproduce:=0A= > # apt-get install sparse=0A= > # sparse version: v0.6.1-244-g0ee050a8-dirty=0A= > git checkout c780e86dd48ef6467a1146cf7d0fe1e05a635039=0A= > # save the attached .config to linux build tree=0A= > make W=3D1 C=3D1 ARCH=3Darc CF=3D'-fdiagnostic-prefix -D__CHECK_= ENDIAN__'=0A= > =0A= > If you fix the issue, kindly add following tag as appropriate=0A= > Reported-by: kernel test robot=0A= =0A= I think Jan has sent the patch to fix the rcu and I've sent out the =0A= series to fix the rest of the issues.=0A= =0A= Can you please let me know how can we proceed with the series so that=0A= we can stop these emails ?=0A=