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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 1B12AC2BC61 for ; Tue, 30 Oct 2018 21:53:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D475720664 for ; Tue, 30 Oct 2018 21:53:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D475720664 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728096AbeJaGsn (ORCPT ); Wed, 31 Oct 2018 02:48:43 -0400 Received: from mga17.intel.com ([192.55.52.151]:41971 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727985AbeJaGsm (ORCPT ); Wed, 31 Oct 2018 02:48:42 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 30 Oct 2018 14:53:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,446,1534834800"; d="scan'208";a="103909753" Received: from orsmsx107.amr.corp.intel.com ([10.22.240.5]) by fmsmga001.fm.intel.com with ESMTP; 30 Oct 2018 14:53:28 -0700 Received: from orsmsx163.amr.corp.intel.com (10.22.240.88) by ORSMSX107.amr.corp.intel.com (10.22.240.5) with Microsoft SMTP Server (TLS) id 14.3.408.0; Tue, 30 Oct 2018 14:53:21 -0700 Received: from orsmsx110.amr.corp.intel.com ([169.254.10.166]) by ORSMSX163.amr.corp.intel.com ([169.254.9.34]) with mapi id 14.03.0415.000; Tue, 30 Oct 2018 14:53:21 -0700 From: "Schaufler, Casey" To: Tim Chen , Jiri Kosina , Thomas Gleixner CC: Tom Lendacky , Ingo Molnar , Peter Zijlstra , Josh Poimboeuf , Andrea Arcangeli , David Woodhouse , Andi Kleen , "Hansen, Dave" , "Mallick, Asit K" , Arjan van de Ven , Jon Masters , Waiman Long , "linux-kernel@vger.kernel.org" , "x86@kernel.org" , "Schaufler, Casey" , linux-security-module Subject: RE: [Patch v4 13/18] security: Update security level of a process when modifying its dumpability Thread-Topic: [Patch v4 13/18] security: Update security level of a process when modifying its dumpability Thread-Index: AQHUcIX1hxicXgbmAEOLDSitei16taU4PnJAgACFdgD//42oYA== Date: Tue, 30 Oct 2018 21:53:20 +0000 Message-ID: <99FC4B6EFCEFD44486C35F4C281DC6732148DCEC@ORSMSX110.amr.corp.intel.com> References: <99FC4B6EFCEFD44486C35F4C281DC6732148DC65@ORSMSX110.amr.corp.intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiYjYwZDQ1MDEtNjgyNi00YTA2LWJhMDEtYzRiNTdmMzM0NTQ0IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiaWg5MXYyakdrd3ZhV25XNkhKV3ZxTnRPRURqeEhcL2RNOFRpS3J2VHRhQjlmWDVWbDBTQ0lqcFhYRmc5dHZuTUoifQ== x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-originating-ip: [10.22.254.139] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBUaW0gQ2hlbiBbbWFpbHRvOnRp bS5jLmNoZW5AbGludXguaW50ZWwuY29tXQ0KPiBTZW50OiBUdWVzZGF5LCBPY3RvYmVyIDMwLCAy MDE4IDI6MzEgUE0NCj4gVG86IFNjaGF1ZmxlciwgQ2FzZXkgPGNhc2V5LnNjaGF1ZmxlckBpbnRl bC5jb20+OyBKaXJpIEtvc2luYQ0KPiA8amlrb3NAa2VybmVsLm9yZz47IFRob21hcyBHbGVpeG5l ciA8dGdseEBsaW51dHJvbml4LmRlPg0KPiBDYzogVG9tIExlbmRhY2t5IDx0aG9tYXMubGVuZGFj a3lAYW1kLmNvbT47IEluZ28gTW9sbmFyDQo+IDxtaW5nb0ByZWRoYXQuY29tPjsgUGV0ZXIgWmlq bHN0cmEgPHBldGVyekBpbmZyYWRlYWQub3JnPjsgSm9zaCBQb2ltYm9ldWYNCj4gPGpwb2ltYm9l QHJlZGhhdC5jb20+OyBBbmRyZWEgQXJjYW5nZWxpIDxhYXJjYW5nZUByZWRoYXQuY29tPjsgRGF2 aWQNCj4gV29vZGhvdXNlIDxkd213QGFtYXpvbi5jby51az47IEFuZGkgS2xlZW4gPGFrQGxpbnV4 LmludGVsLmNvbT47DQo+IEhhbnNlbiwgRGF2ZSA8ZGF2ZS5oYW5zZW5AaW50ZWwuY29tPjsgTWFs bGljaywgQXNpdCBLDQo+IDxhc2l0LmsubWFsbGlja0BpbnRlbC5jb20+OyBBcmphbiB2YW4gZGUg VmVuIDxhcmphbkBsaW51eC5pbnRlbC5jb20+OyBKb24NCj4gTWFzdGVycyA8amNtQHJlZGhhdC5j b20+OyBXYWltYW4gTG9uZyA8bG9uZ21hbjkzOTRAZ21haWwuY29tPjsNCj4gbGludXgta2VybmVs QHZnZXIua2VybmVsLm9yZzsgeDg2QGtlcm5lbC5vcmc7IGxpbnV4LXNlY3VyaXR5LW1vZHVsZSA8 bGludXgtDQo+IHNlY3VyaXR5LW1vZHVsZUB2Z2VyLmtlcm5lbC5vcmc+DQo+IFN1YmplY3Q6IFJl OiBbUGF0Y2ggdjQgMTMvMThdIHNlY3VyaXR5OiBVcGRhdGUgc2VjdXJpdHkgbGV2ZWwgb2YgYSBw cm9jZXNzIHdoZW4NCj4gbW9kaWZ5aW5nIGl0cyBkdW1wYWJpbGl0eQ0KPiANCj4gT24gMTAvMzAv MjAxOCAwMTo1NyBQTSwgU2NoYXVmbGVyLCBDYXNleSB3cm90ZToNCj4gDQo+ID4NCj4gPiBUaGlz IGlzbid0IGFuIExTTSBob29rIGFuZCBoZW5jZSBkb2VzIG5vdCBiZWxvbmcgaW4gdGhpcyBmaWxl Lg0KPiA+IGFyY2hfc2V0X3NlY3VyaXR5KCkgaXNuJ3QgZGVzY3JpcHRpdmUsIGFuZCBpcyBpbiBm YWN0IGEgYmFkIGNob2ljZQ0KPiA+IGFzIHRhc2tfc3RydWN0IGhhcyBhIGZpZWxkICJzZWN1cml0 eSIuIFRoaXMgZnVuY3Rpb24gaGFzIG5vdGhpbmcNCj4gPiB0byBkbyB3aXRoIHRoZSB0YXNrLT5z ZWN1cml0eSBmaWVsZCwgd2hpY2ggaXMgd2hhdCBJIHdvdWxkIGV4cGVjdA0KPiA+IGJhc2VkIG9u IHRoZSBuYW1lLg0KPiA+DQo+IA0KPiBXaGF0IGZpbGUgd2lsbCBiZSBhIGxvZ2ljYWwgcGxhY2Ug Zm9yIHRoaXMgZnVuY3Rpb24/DQoNCmtlcm5lbC9jcHUuYyA/IFlvdSdyZSB3b3JraW5nIHdpdGgg Q1BVIGxvY2FsaXplZCBtaXRpZ2F0aW9ucywgcmlnaHQ/DQoNCllvdSBkb24ndCB3YW50IGl0IHVu ZGVyIHNlY3VyaXR5LyBhcyB0aGF0J3MgYWxsIHN1cHBvc2VkIHRvDQpiZSBiaXRzIG9mIHRoZSBM U00gaW5mcmFzdHJ1Y3R1cmUuDQoNCj4gPj4gKw0KPiA+PiAraW50IHVwZGF0ZV9wcm9jZXNzX3Nl Y3VyaXR5KHN0cnVjdCB0YXNrX3N0cnVjdCAqdGFzaykNCj4gPg0KPiA+IEFnYWluLCB0aGlzIGlz bid0IGFuIExTTSBob29rIGFuZCBkb2VzIG5vdCBiZWxvbmcgaW4gdGhpcyBmaWxlLg0KPiA+IEFs c28gYWdhaW4sICJzZWN1cml0eSIgaXNuJ3QgZGVzY3JpcHRpdmUgaW4gdGhlIG5hbWUuDQo+ID4N Cj4gDQo+IFRoYW5rcy4NCj4gDQo+IFRpbQ0K