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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,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 974E3C10F00 for ; Mon, 18 Mar 2019 18:20:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 717A92133D for ; Mon, 18 Mar 2019 18:20:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727116AbfCRSUn (ORCPT ); Mon, 18 Mar 2019 14:20:43 -0400 Received: from mga01.intel.com ([192.55.52.88]:29909 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726513AbfCRSUn (ORCPT ); Mon, 18 Mar 2019 14:20:43 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 Mar 2019 11:20:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,494,1544515200"; d="scan'208";a="308255279" Received: from orsmsx103.amr.corp.intel.com ([10.22.225.130]) by orsmga005.jf.intel.com with ESMTP; 18 Mar 2019 11:20:41 -0700 Received: from orsmsx158.amr.corp.intel.com (10.22.240.20) by ORSMSX103.amr.corp.intel.com (10.22.225.130) with Microsoft SMTP Server (TLS) id 14.3.408.0; Mon, 18 Mar 2019 11:20:41 -0700 Received: from orsmsx101.amr.corp.intel.com ([169.254.8.133]) by ORSMSX158.amr.corp.intel.com ([169.254.10.91]) with mapi id 14.03.0415.000; Mon, 18 Mar 2019 11:20:41 -0700 From: "DSouza, Nelson" To: Greg Kroah-Hartman , "linux-kernel@vger.kernel.org" CC: "stable@vger.kernel.org" , Tony Jones , "Peter Zijlstra (Intel)" , "Thomas Gleixner" , "eranian@google.com" , "jolsa@redhat.com" , "stable@kernel.org" Subject: RE: [PATCH 4.14 31/34] perf/x86/intel: Fix memory corruption Thread-Topic: [PATCH 4.14 31/34] perf/x86/intel: Fix memory corruption Thread-Index: AQHU3W4CxBpVHj9eWUWGK6VdnZAdN6YRsl2w Date: Mon, 18 Mar 2019 18:20:40 +0000 Message-ID: References: <20190318084144.657740413@linuxfoundation.org> <20190318084149.364327318@linuxfoundation.org> In-Reply-To: <20190318084149.364327318@linuxfoundation.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiODY5OTViNDAtMzJiYS00NjQyLThmM2ItNTBkOTBlNzY5Y2YxIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiM2FTMkhzdkhGbG5HZ2hsbUZPTDhnT3NybGNXVUV0MzRjY25BcVFoa1JYTGNBSUxrdE5vVnFjME1qbzhMSGUrbCJ9 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 SGkgR3JlZywNCg0KSSB3YXMgYWJsZSB0byByZXByb2R1Y2UgdGhlIGtlcm5lbCBjcmFzaCBvbiA0 LjE0LCA0LjE5IGFuZCA0LjIwIGtlcm5lbHMuIFdpbGwgYXBwbHkgeW91ciBwYXRjaGVzIGFuZCBy ZS10ZXN0Lg0KDQpUaGFua3MsDQpOZWxzb24NCg0KLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0N CkZyb206IEdyZWcgS3JvYWgtSGFydG1hbiBbbWFpbHRvOmdyZWdraEBsaW51eGZvdW5kYXRpb24u b3JnXSANClNlbnQ6IE1vbmRheSwgTWFyY2ggMTgsIDIwMTkgMjoyNiBBTQ0KVG86IGxpbnV4LWtl cm5lbEB2Z2VyLmtlcm5lbC5vcmcNCkNjOiBHcmVnIEtyb2FoLUhhcnRtYW4gPGdyZWdraEBsaW51 eGZvdW5kYXRpb24ub3JnPjsgc3RhYmxlQHZnZXIua2VybmVsLm9yZzsgVG9ueSBKb25lcyA8dG9u eWpAc3VzZS5jb20+OyBEU291emEsIE5lbHNvbiA8bmVsc29uLmRzb3V6YUBpbnRlbC5jb20+OyBQ ZXRlciBaaWpsc3RyYSAoSW50ZWwpIDxwZXRlcnpAaW5mcmFkZWFkLm9yZz47IFRob21hcyBHbGVp eG5lciA8dGdseEBsaW51dHJvbml4LmRlPjsgZXJhbmlhbkBnb29nbGUuY29tOyBqb2xzYUByZWRo YXQuY29tOyBzdGFibGVAa2VybmVsLm9yZw0KU3ViamVjdDogW1BBVENIIDQuMTQgMzEvMzRdIHBl cmYveDg2L2ludGVsOiBGaXggbWVtb3J5IGNvcnJ1cHRpb24NCg0KNC4xNC1zdGFibGUgcmV2aWV3 IHBhdGNoLiAgSWYgYW55b25lIGhhcyBhbnkgb2JqZWN0aW9ucywgcGxlYXNlIGxldCBtZSBrbm93 Lg0KDQotLS0tLS0tLS0tLS0tLS0tLS0NCg0KRnJvbTogUGV0ZXIgWmlqbHN0cmEgPHBldGVyekBp bmZyYWRlYWQub3JnPg0KDQpjb21taXQgZWRlMjcxYjA1OTQ2MzczMWNiZDZkZmZlNTVmZmQ3MGQ3 ZGJlODM5MiB1cHN0cmVhbS4NCg0KVGhyb3VnaDoNCg0KICB2YWxpZGF0ZV9ldmVudCgpDQogICAg eDg2X3BtdS5nZXRfZXZlbnRfY29uc3RyYWludHMoLmlkeD0tMSkNCiAgICAgIHRmYV9nZXRfZXZl bnRfY29uc3RyYWludHMoKQ0KICAgICAgICBkeW5fY29uc3RyYWludCgpDQoNCmNwdWMtPmNvbnN0 cmFpbnRfbGlzdFstMV0gaXMgdXNlZCwgd2hpY2ggaXMgYW4gb2J2aW91cyBvdXQtb2YtYm91bmQg YWNjZXNzLg0KDQpJbiB0aGlzIGNhc2UsIHNpbXBseSBza2lwIHRoZSBURkEgY29uc3RyYWludCBj b2RlLCB0aGVyZSBpcyBubyBldmVudCBjb25zdHJhaW50IHdpdGgganVzdCBQTUMzLCB0aGVyZWZv cmUgdGhlIGNvZGUgd2lsbCBuZXZlciByZXN1bHQgaW4gdGhlIGVtcHR5IHNldC4NCg0KRml4ZXM6 IDQwMDgxNmY2MGM1NCAoInBlcmYveDg2L2ludGVsOiBJbXBsZW1lbnQgc3VwcG9ydCBmb3IgVFNY IEZvcmNlIEFib3J0IikNClJlcG9ydGVkLWJ5OiBUb255IEpvbmVzIDx0b255akBzdXNlLmNvbT4N ClJlcG9ydGVkLWJ5OiAiRFNvdXphLCBOZWxzb24iIDxuZWxzb24uZHNvdXphQGludGVsLmNvbT4N ClNpZ25lZC1vZmYtYnk6IFBldGVyIFppamxzdHJhIChJbnRlbCkgPHBldGVyekBpbmZyYWRlYWQu b3JnPg0KU2lnbmVkLW9mZi1ieTogVGhvbWFzIEdsZWl4bmVyIDx0Z2x4QGxpbnV0cm9uaXguZGU+ DQpUZXN0ZWQtYnk6IFRvbnkgSm9uZXMgPHRvbnlqQHN1c2UuY29tPg0KVGVzdGVkLWJ5OiAiRFNv dXphLCBOZWxzb24iIDxuZWxzb24uZHNvdXphQGludGVsLmNvbT4NCkNjOiBlcmFuaWFuQGdvb2ds ZS5jb20NCkNjOiBqb2xzYUByZWRoYXQuY29tDQpDYzogc3RhYmxlQGtlcm5lbC5vcmcNCkxpbms6 IGh0dHBzOi8vbGttbC5rZXJuZWwub3JnL3IvMjAxOTAzMTQxMzA3MDUuNDQxNTQ5Mzc4QGluZnJh ZGVhZC5vcmcNClNpZ25lZC1vZmYtYnk6IEdyZWcgS3JvYWgtSGFydG1hbiA8Z3JlZ2toQGxpbnV4 Zm91bmRhdGlvbi5vcmc+DQoNCi0tLQ0KIGFyY2gveDg2L2V2ZW50cy9pbnRlbC9jb3JlLmMgfCAg ICAyICstDQogMSBmaWxlIGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAxIGRlbGV0aW9uKC0pDQoN Ci0tLSBhL2FyY2gveDg2L2V2ZW50cy9pbnRlbC9jb3JlLmMNCisrKyBiL2FyY2gveDg2L2V2ZW50 cy9pbnRlbC9jb3JlLmMNCkBAIC0zMjYyLDcgKzMyNjIsNyBAQCB0ZmFfZ2V0X2V2ZW50X2NvbnN0 cmFpbnRzKHN0cnVjdCBjcHVfaHdfDQogCS8qDQogCSAqIFdpdGhvdXQgVEZBIHdlIG11c3Qgbm90 IHVzZSBQTUMzLg0KIAkgKi8NCi0JaWYgKCFhbGxvd190c3hfZm9yY2VfYWJvcnQgJiYgdGVzdF9i aXQoMywgYy0+aWR4bXNrKSkgew0KKwlpZiAoIWFsbG93X3RzeF9mb3JjZV9hYm9ydCAmJiB0ZXN0 X2JpdCgzLCBjLT5pZHhtc2spICYmIGlkeCA+PSAwKSB7DQogCQljID0gZHluX2NvbnN0cmFpbnQo Y3B1YywgYywgaWR4KTsNCiAJCWMtPmlkeG1zazY0ICY9IH4oMVVMTCA8PCAzKTsNCiAJCWMtPndl aWdodC0tOw0KDQoNCg==