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=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 2CFCDC5CFEB for ; Wed, 11 Jul 2018 16:32:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C9EDC20846 for ; Wed, 11 Jul 2018 16:32:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C9EDC20846 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ab.jp.nec.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 S2387947AbeGKQhy (ORCPT ); Wed, 11 Jul 2018 12:37:54 -0400 Received: from tyo161.gate.nec.co.jp ([114.179.232.161]:59959 "EHLO tyo161.gate.nec.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387727AbeGKQhy (ORCPT ); Wed, 11 Jul 2018 12:37:54 -0400 Received: from mailgate02.nec.co.jp ([114.179.233.122]) by tyo161.gate.nec.co.jp (8.15.1/8.15.1) with ESMTPS id w6BGWLOX007142 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 12 Jul 2018 01:32:21 +0900 Received: from mailsv02.nec.co.jp (mailgate-v.nec.co.jp [10.204.236.94]) by mailgate02.nec.co.jp (8.15.1/8.15.1) with ESMTP id w6BGWLJF021870; Thu, 12 Jul 2018 01:32:21 +0900 Received: from mail02.kamome.nec.co.jp (mail02.kamome.nec.co.jp [10.25.43.5]) by mailsv02.nec.co.jp (8.15.1/8.15.1) with ESMTP id w6BGWLXD002287; Thu, 12 Jul 2018 01:32:21 +0900 Received: from bpxc99gp.gisp.nec.co.jp ([10.38.151.140] [10.38.151.140]) by mail02.kamome.nec.co.jp with ESMTP id BT-MMP-1905699; Thu, 12 Jul 2018 01:31:16 +0900 Received: from BPXM09GP.gisp.nec.co.jp ([10.38.151.201]) by BPXC12GP.gisp.nec.co.jp ([10.38.151.140]) with mapi id 14.03.0319.002; Thu, 12 Jul 2018 01:31:15 +0900 From: Kazuhito Hagio To: Tetsuo Handa CC: Linus Torvalds , Kees Cook , Linux Kernel Mailing List , "kexec@lists.infradead.org" , Masaki Tachibana , Kazuhito Hagio Subject: RE: [PATCH] uts: Don't randomize "struct uts_namespace". Thread-Topic: [PATCH] uts: Don't randomize "struct uts_namespace". Thread-Index: AQHUFX6ASnXzCzL8XECr2n/5vacVkaSKO0hA Date: Wed, 11 Jul 2018 16:31:15 +0000 Message-ID: <4AE2DC15AC0B8543882A74EA0D43DBEC035582C1@BPXM09GP.gisp.nec.co.jp> References: <1530871650-3582-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp> <271dcdcd-d622-552c-338a-5eeca5e2b4a0@i-love.sakura.ne.jp> In-Reply-To: <271dcdcd-d622-552c-338a-5eeca5e2b4a0@i-love.sakura.ne.jp> Accept-Language: ja-JP, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [143.101.133.131] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-TM-AS-MML: disable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGkgVGV0c3VvLA0KDQpUaGFua3MgZm9yIHlvdXIgcmVwb3J0Lg0KDQpPbiBGcmlkYXksIEp1bHkg NiwgMjAxOCA3OjEwIFBNLCBUZXRzdW8gSGFuZGEgd3JvdGU6DQo+IEhlbGxvIEtlbidpY2hpLA0K PiANCj4gSSBub3RpY2VkIHRoYXQgbWFrZWR1bXBmaWxlICggaHR0cHM6Ly9zb3VyY2Vmb3JnZS5u ZXQvcC9tYWtlZHVtcGZpbGUvY29kZS8gKQ0KPiBjYW4gbm8gbG9uZ2VyIGRldGVjdCBrZXJuZWwg dmVyc2lvbiBjb3JyZWN0bHkgYmVjYXVzZSAic3RydWN0IHV0c19uYW1lc3BhY2UiDQo+ICh3aGlj aCBpcyBleHBvc2VkIHRvIHVzZXJzcGFjZSB2aWEgdm1jb3JlaW5mbykgaXMgc3ViamVjdGVkIHRv IHJhbmRvbWl6YXRpb24NCj4gYnkgR0NDX1BMVUdJTl9SQU5EU1RSVUNUIGtlcm5lbCBjb25maWcg b3B0aW9uIHNpbmNlIDQuMTMuDQo+IA0KPiBUaGUgY29kZSB3YXMgaW50cm9kdWNlZCBieSBiZWxv dyBjb21taXQuDQo+IA0KPiAgIGNvbW1pdCBiZmM4ZmUxODFjODIyYWQwZDg0OTVjZWRhM2M3MTA5 YTQwNzE5MmYwDQo+ICAgQXV0aG9yOiBrZW4xX29obWljaGkgPGtlbjFfb2htaWNoaT4NCj4gICBE YXRlOiAgIEZyaSBEZWMgMjIgMDc6NDE6MTQgMjAwNiArMDAwMA0KPiANCj4gICAgICAgbGludXgt Mi42LjE5IHN1cHBvcnQuDQo+ICAgICAgIE9uIGxpbnV4LTIuNi4xOCBvciBmb3JtZXIsIHRoZSBy ZWxlYXNlIGluZm9ybWF0aW9uIGNvdWxkIGJlIGdvdHRlbiBmcm9tDQo+ICAgICAgIHRoZSBzeW1i b2wgInN5c3RlbV91dHNuYW1lIi4gQnV0IG9uIGxpbnV4LTIuNi4xOSwgaXQgY2FuIGJlIGRvbmUg ZnJvbSB0aGUNCj4gICAgICAgc3ltYm9sICJpbml0X3V0c19ucyIuIEEgbmV3IG1ha2VkdW1wZmls ZSBjYW4gZ2V0IHRoZSByZWxlYXNlIGluZm9ybWF0aW9uDQo+ICAgICAgIGZyb20gdGhlIGV4aXN0 aW5nIHN5bWJvbC4NCj4gDQo+IENhbiB5b3UgZGV0ZWN0IGtlcm5lbCB2ZXJzaW9uIHdpdGhvdXQg dXNpbmcgInN0cnVjdCB1dHNfbmFtZXNwYWNlIiA/DQoNCm1ha2VkdW1wZmlsZSBuZWVkcyBhIHdo b2xlICJzdHJ1Y3QgbmV3X3V0c25hbWUiIGRhdGEgaW4gInN0cnVjdCB1dHNfbmFtZXNwYWNlIg0K YmVjYXVzZSBpdCBoYXMgdG8gd3JpdGUgdGhlIGRhdGEgb3V0IHRvIGR1bXAgZmlsZSBoZWFkZXIs IHNvIHdlIG5lZWQgdG8gYWRkDQp0aGUgb2Zmc2V0IG9mIHV0c19uYW1lc3BhY2UubmFtZSB0byB2 bWNvcmVpbmZvIG9yIGdldCBpdCBmcm9tIHZtbGludXguDQpCdXQgSSdtIG5vdCBzdXJlIHdoZXRo ZXIgaXQgaXMgYWxsIHRvIGdldCBtYWtlZHVtcGZpbGUgd29ya2luZyB3ZWxsIHdpdGggdGhlDQpy YW5kb21pemF0aW9uLCBlLmcuIHNvbWUgYWRkaXRpb25hbCBvZmZzZXQgZXhwb3N1cmVzIG1pZ2h0 IGJlIG5lZWRlZC4NCg0KQW5kIEkgc2F3IGEgcmVwb3J0IHRvIHRoZSBjcmFzaCB1dGlsaXR5IG1h aWxpbmcgbGlzdCB0aGF0IGNyYXNoIGFsc28gY291bGRuJ3QNCndvcmsgd2l0aCB0aGUgcmFuZG9t aXphdGlvbiBkdWUgdG8gYSB2bWxpbnV4IGlzc3VlLCBzbyBpZiBpdCBpcyBzdGlsbCBub3QgZml4 ZWQsDQpldmVuIGlmIG1ha2VkdW1wZmlsZSAoYW5kIGtlcm5lbCkgaXMgZml4ZWQsIHdlIGNhbm5v dCB1c2UgY3Jhc2guDQoNCiogW0NyYXNoLXV0aWxpdHldIFVzaW5nIGNyYXNoIHdpdGggc3RydWN0 dXJlIGxheW91dCByYW5kb21pemVkIGtlcm5lbA0KICBodHRwczovL3d3dy5yZWRoYXQuY29tL2Fy Y2hpdmVzL2NyYXNoLXV0aWxpdHkvMjAxOC1KYW51YXJ5L3RocmVhZC5odG1sIzAwMDM1DQoNClRo YW5rcywNCkthenUNCg0KPiANCj4gT24gMjAxOC8wNy8wNyAxOjExLCBMaW51cyBUb3J2YWxkcyB3 cm90ZToNCj4gPiBPbiBGcmksIEp1bCA2LCAyMDE4IGF0IDM6MDcgQU0gVGV0c3VvIEhhbmRhDQo+ ID4gPHBlbmd1aW4ta2VybmVsQGktbG92ZS5zYWt1cmEubmUuanA+IHdyb3RlOg0KPiA+Pg0KPiA+ PiBJIG5vdGljZWQgdGhhdCBtYWtlZHVtcGZpbGUgdXRpbGl0eSBpcyBmYWlsaW5nIHRvIGNoZWNr IGtlcm5lbCB2ZXJzaW9uLCBmb3INCj4gPj4gaXQgZGVwZW5kcyBvbiBvZmZzZXQgb2YgInN0cnVj dCB1dHNfbmFtZXNwYWNlIi0+bmFtZSBiZWluZyBzaXplb2YoaW50KS4NCj4gPg0KPiA+IEZvciBz b21ldGhpbmcgbGlrZSB0aGlzLCB3ZSBmaXggbWFrZWR1bXBmaWxlIGluc3RlYWQuIFRoaXMgaXMg bm90IGENCj4gPiAidXNlciBwcm9ncmFtIiB1c2luZyBzeXN0ZW0gY2FsbHMgZXRjLCB0aGlzIGlz IHNvbWV0aGluZyB0aGF0IGRlbHZlcw0KPiA+IGludG8gdGhlIGtlcm5lbCBkdW1wIGFuZCB0cmll cyB0byBtYWtlIHNlbnNlIG9mIGl0Lg0KPiA+DQo+ID4gV2hlcmUgaXMgdGhlIG1ha2VkdW1wZmls ZSBzb3VyY2UgY29kZT8gV2hhdCBpcyBpdCB0cnlpbmcgdG8gZG8sIGFuZCB3aHk/DQo+ID4NCj4g PiBPbmUgb3B0aW9uIGlzIHRvIGp1c3Qgc2F5ICJoZXksIHlvdSBjYW4ndCBtYWtlIG11Y2ggc2Vu c2Ugb2YgYQ0KPiA+IHJhbmRvbWl6ZWQga2VybmVsIGR1bXAgYW55d2F5LCBzbyBkb24ndCBldmVu IHRyeSIuDQo+ID4NCj4gPiAgICAgICAgICAgICAgICAgIExpbnVzDQo+ID4NCj4gDQoNCg==