Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752059AbeADEgg (ORCPT + 1 other); Wed, 3 Jan 2018 23:36:36 -0500 Received: from mail-pl0-f42.google.com ([209.85.160.42]:39957 "EHLO mail-pl0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751248AbeADEge (ORCPT ); Wed, 3 Jan 2018 23:36:34 -0500 X-Google-Smtp-Source: ACJfBotgDhXGqyHZOAwn0LZrQO6RRhbo1kI2VHG9e5CK6nPl8oWphA+mowGEUGXbSW2wYhzxQObgUQ== Date: Wed, 3 Jan 2018 20:36:31 -0800 From: Benjamin Gilbert To: Greg Kroah-Hartman Cc: x86@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, stable@vger.kernel.org, Thomas Gleixner , Ingo Molnar , Andy Lutomirski , Dave Hansen , Peter Zijlstra Subject: Re: "bad pmd" errors + oops with KPTI on 4.14.11 after loading X.509 certs Message-ID: <20180104043631.GA14421@trogon.sfo.coreos.systems> References: <20180103084600.GA31648@trogon.sfo.coreos.systems> <20180103092016.GA23772@kroah.com> <20180104003303.GA1654@trogon.sfo.coreos.systems> <20180104013742.GA5911@trogon.sfo.coreos.systems> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180104013742.GA5911@trogon.sfo.coreos.systems> User-Agent: Mutt/1.9.1 (2017-09-22) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: On Wed, Jan 03, 2018 at 05:37:42PM -0800, Benjamin Gilbert wrote: > I was caught by the fact that 4.14.11 has PAGE_TABLE_ISOLATION default y > but 4.15-rc6 doesn't. Retesting. It turns out that 4.15-rc6 has the same problem as 4.14.11. --Benjamin Gilbert