From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: 4.15-rc6 PTI regression: L1 TLB mismatch MCE on Athlon64 From: Thomas Gleixner Message-Id: Date: Wed, 3 Jan 2018 14:17:00 +0100 (CET) To: Borislav Petkov Cc: Meelis Roos , Linux Kernel list , x86@kernel.org, linux-edac@vger.kernel.org, Tom Lendacky List-ID: T24gV2VkLCAzIEphbiAyMDE4LCBCb3Jpc2xhdiBQZXRrb3Ygd3JvdGU6Cj4gT24gV2VkLCBKYW4g MDMsIDIwMTggYXQgMTE6MTY6NDhBTSArMDIwMCwgTWVlbGlzIFJvb3Mgd3JvdGU6Cj4gPiAtLS1b IEVTUGZpeCBBcmVhIF0tLS0KPiA+IDB4ZmZmZmZmMDAwMDAwMDAwMC0weGZmZmZmZjE4MDAwMDAw MDAgICAgICAgICAgOTZHICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHB1ZAo+ID4gMHhm ZmZmZmYxODAwMDAwMDAwLTB4ZmZmZmZmMTgwMDAwOTAwMCAgICAgICAgICAzNksgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgcHRlCj4gPiAweGZmZmZmZjE4MDAwMDkwMDAtMHhmZmZmZmYx ODAwMDBhMDAwICAgICAgICAgICA0SyAgICAgcm8gICAgICAgICAgICAgICAgICAgICBOWCBwdGUK PiA+IDB4ZmZmZmZmMTgwMDAwYTAwMC0weGZmZmZmZjE4MDAwMTkwMDAgICAgICAgICAgNjBLICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgIHB0ZQo+ID4gMHhmZmZmZmYxODAwMDE5MDAwLTB4 ZmZmZmZmMTgwMDAxYTAwMCAgICAgICAgICAgNEsgICAgIHJvICAgICAgICAgICAgICAgICAgICAg TlggcHRlCj4gPiAweGZmZmZmZjE4MDAwMWEwMDAtMHhmZmZmZmYxODAwMDI5MDAwICAgICAgICAg IDYwSyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBwdGUKPiA+IDB4ZmZmZmZmMTgwMDAy OTAwMC0weGZmZmZmZjE4MDAwMmEwMDAgICAgICAgICAgIDRLICAgICBybyAgICAgICAgICAgICAg ICAgICAgIE5YIHB0ZQo+ID4gMHhmZmZmZmYxODAwMDJhMDAwLTB4ZmZmZmZmMTgwMDAzOTAwMCAg ICAgICAgICA2MEsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgcHRlCj4gPiAweGZmZmZm ZjE4MDAwMzkwMDAtMHhmZmZmZmYxODAwMDNhMDAwICAgICAgICAgICA0SyAgICAgcm8gICAgICAg ICAgICAgICAgICAgICBOWCBwdGUKPiA+IDB4ZmZmZmZmMTgwMDAzYTAwMC0weGZmZmZmZjE4MDAw NDkwMDAgICAgICAgICAgNjBLICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHB0ZQo+ID4g MHhmZmZmZmYxODAwMDQ5MDAwLTB4ZmZmZmZmMTgwMDA0YTAwMCAgICAgICAgICAgNEsgICAgIHJv ICAgICAgICAgICAgICAgICAgICAgTlggcHRlCj4gPiAweGZmZmZmZjE4MDAwNGEwMDAtMHhmZmZm ZmYxODAwMDU5MDAwICAgICAgICAgIDYwSyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBw dGUKPiA+IDB4ZmZmZmZmMTgwMDA1OTAwMC0weGZmZmZmZjE4MDAwNWEwMDAgICAgICAgICAgIDRL ICAgICBybyAgICAgICAgICAgICAgICAgICAgIE5YIHB0ZQo+ID4gMHhmZmZmZmYxODAwMDVhMDAw LTB4ZmZmZmZmMTgwMDA2OTAwMCAgICAgICAgICA2MEsgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgcHRlCj4gPiAweGZmZmZmZjE4MDAwNjkwMDAtMHhmZmZmZmYxODAwMDZhMDAwICAgICAg ICAgICA0SyAgICAgcm8gICAgICAgICAgICAgICAgICAgICBOWCBwdGUKPiA+IDB4ZmZmZmZmMTgw MDA2YTAwMC0weGZmZmZmZjE4MDAwNzkwMDAgICAgICAgICAgNjBLICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgIHB0ZQo+ID4gLi4uIDEzMTA1OSBlbnRyaWVzIHNraXBwZWQgLi4uIAo+ID4g LS0tWyBIaWdoIEtlcm5lbCBNYXBwaW5nIF0tLS0KPiA+IDB4ZmZmZmZmZmY4MDAwMDAwMC0weGZm ZmZmZmZmODFlMDAwMDAgICAgICAgICAgMzBNICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg IHBtZAo+ID4gMHhmZmZmZmZmZjgxZTAwMDAwLTB4ZmZmZmZmZmY4MjAwMDAwMCAgICAgICAgICAg Mk0gICAgIHJvICAgICAgICAgUFNFICAgICBHTEIgeCAgcG1kCj4gCj4gSGEsIHRoaXMgbXVzdCBi ZSBpdC4gV2hhdCBJIHNhaWQgeWVzdGVyZGF5IGFib3V0IHRoZSBndWFyZCBob2xlCj4gaHlwZXJ2 aXNvciByYW5nZSB3YXMgd3JvbmcgYmVjYXVzZSB3ZSdyZSBsb29raW5nIGF0IFZBIHNsaWNlIFs0 NzoxMl0gYW5kCj4gdGhpcyBvbmUgbWF0Y2hlczoKClRoYXQncyB0aGUgZW50cnkgYXJlYSwgd2hp Y2ggaXMgbWFwcGVkIGludG8ga2VybmVsIF9BTkRfIHVzZXIgc3BhY2UuIE5vdwp0aGF0J3Mgc3Bl Y2lhbCBiZWNhdXNlIHdlIHN3aXRjaCBDUjMgd2hpbGUgd2UgYXJlIGV4ZWN1dGluZyB0aGVyZS4K CkFuZCB0aGlzIG9uZSBpczoKCjB4ZmZmZmZmZmY4MWUwMDAwMC0weGZmZmZmZmZmODIwMDAwMDAg ICAgICAgICAgIDJNICAgICBybyAgICAgICAgIFBTRSAgICAgR0xCIHggIHBtZAoKYW5kIHRoZSBv bmUgd2Ugc3dpdGNoIHRvIGlzOgoKMHhmZmZmZmZmZjgxMDAwMDAwLTB4ZmZmZmZmZmY4MjAwMDAw MCAgICAgICAgICAxNk0gICAgIHJvICAgICAgICAgUFNFICAgICAgICAgeCAgcG1kCgpNZWVsaXMs IGRvZXMgdGhlIHBhdGNoIGJlbG93IGZpeCBpdCBmb3IgeW91PwoKVGhhbmtzLAoKCXRnbHgKCjg8 LS0tLS0tLS0tLS0tLS0tLS0tLQotLS0KVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlzIGxpc3Q6IHNl bmQgdGhlIGxpbmUgInVuc3Vic2NyaWJlIGxpbnV4LWVkYWMiIGluCnRoZSBib2R5IG9mIGEgbWVz c2FnZSB0byBtYWpvcmRvbW9Admdlci5rZXJuZWwub3JnCk1vcmUgbWFqb3Jkb21vIGluZm8gYXQg IGh0dHA6Ly92Z2VyLmtlcm5lbC5vcmcvbWFqb3Jkb21vLWluZm8uaHRtbAoKLS0tIGEvYXJjaC94 ODYvbW0vcHRpLmMKKysrIGIvYXJjaC94ODYvbW0vcHRpLmMKQEAgLTM2Nyw3ICszNjcsOCBAQCBz dGF0aWMgdm9pZCBfX2luaXQgcHRpX3NldHVwX2VzcGZpeDY0KHZvCiBzdGF0aWMgdm9pZCBfX2lu aXQgcHRpX2Nsb25lX2VudHJ5X3RleHQodm9pZCkKIHsKIAlwdGlfY2xvbmVfcG1kcygodW5zaWdu ZWQgbG9uZykgX19lbnRyeV90ZXh0X3N0YXJ0LAotCQkJKHVuc2lnbmVkIGxvbmcpIF9faXJxZW50 cnlfdGV4dF9lbmQsIF9QQUdFX1JXKTsKKwkJCSh1bnNpZ25lZCBsb25nKSBfX2lycWVudHJ5X3Rl eHRfZW5kLAorCQkgICAgICAgX1BBR0VfUlcgfCBfUEFHRV9HTE9CQUwpOwogfQogCiAvKgo=