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=-0.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 66086C04A6B for ; Wed, 8 May 2019 11:19:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4265421530 for ; Wed, 8 May 2019 11:19:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727245AbfEHLTB (ORCPT ); Wed, 8 May 2019 07:19:01 -0400 Received: from mga17.intel.com ([192.55.52.151]:2490 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726254AbfEHLTB (ORCPT ); Wed, 8 May 2019 07:19:01 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 May 2019 04:19:00 -0700 X-ExtLoop1: 1 Received: from irsmsx104.ger.corp.intel.com ([163.33.3.159]) by fmsmga008.fm.intel.com with ESMTP; 08 May 2019 04:18:57 -0700 Received: from irsmsx102.ger.corp.intel.com ([169.254.2.21]) by IRSMSX104.ger.corp.intel.com ([169.254.5.44]) with mapi id 14.03.0415.000; Wed, 8 May 2019 12:18:56 +0100 From: "Reshetova, Elena" To: David Laight , Ingo Molnar CC: Andy Lutomirski , Theodore Ts'o , "Eric Biggers" , "ebiggers@google.com" , "herbert@gondor.apana.org.au" , Peter Zijlstra , "keescook@chromium.org" , Daniel Borkmann , "linux-kernel@vger.kernel.org" , "jpoimboe@redhat.com" , "jannh@google.com" , "Perla, Enrico" , "mingo@redhat.com" , "bp@alien8.de" , "tglx@linutronix.de" , "gregkh@linuxfoundation.org" , "Edgecombe, Rick P" , Linus Torvalds , Peter Zijlstra Subject: RE: [PATCH] x86/entry/64: randomize kernel stack offset upon syscall Thread-Topic: [PATCH] x86/entry/64: randomize kernel stack offset upon syscall Thread-Index: AQHU81HQwzT9MH4dM0y/JZXnSwiYT6Y8wW2AgAAdM1CAAXexAIAANZ3ggAAW1gCAAApRgIAAMeKAgAAd+PCAAQuGgIAAYQuAgAAKhwCACsPi4IADJTwAgAAcagCAAExngIAEBbGAgACIbACAAbyQ8IAA626AgAGZfXCAAARpgIAAWpuAgAAF74CAABf/AIAAAvkAgAGZnrD///dzgIAHjbaA Date: Wed, 8 May 2019 11:18:55 +0000 Message-ID: <2236FBA76BA1254E88B949DDB74E612BA4C760A7@IRSMSX102.ger.corp.intel.com> References: <57357E35-3D9B-4CA7-BAB9-0BE89E0094D2@amacapital.net> <2236FBA76BA1254E88B949DDB74E612BA4C66A8A@IRSMSX102.ger.corp.intel.com> <6860856C-6A92-4569-9CD8-FF6C5C441F30@amacapital.net> <2236FBA76BA1254E88B949DDB74E612BA4C6A4D7@IRSMSX102.ger.corp.intel.com> <303fc4ee5ac04e4fac104df1188952e8@AcuMS.aculab.com> <2236FBA76BA1254E88B949DDB74E612BA4C6C2C3@IRSMSX102.ger.corp.intel.com> <2e55aeb3b39440c0bebf47f0f9522dd8@AcuMS.aculab.com> <20190502150853.GA16779@gmail.com> <20190502164524.GB115950@gmail.com> <2236FBA76BA1254E88B949DDB74E612BA4C6F523@IRSMSX102.ger.corp.intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.600.7 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiMjU2YWM2NjYtMDAxNi00ZDM4LWI3ODUtODcxNWExYTA4OGJhIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiRUpCN0diR1RzWFU5SGhaUXhcLzAzZUVsbjFFMjBiYXlncmxVVUh0MFJUdHorNkd3VHZOekNidmJLRG4xeTNpREUifQ== x-originating-ip: [163.33.239.182] Content-Type: text/plain; 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