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[209.132.180.67]) by mx.google.com with ESMTP id u70si1301988pgc.81.2018.04.17.10.08.44; Tue, 17 Apr 2018 10:09:00 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753691AbeDQQBV convert rfc822-to-8bit (ORCPT + 99 others); Tue, 17 Apr 2018 12:01:21 -0400 Received: from mout.gmx.net ([212.227.17.22]:57507 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753596AbeDQQBQ (ORCPT ); Tue, 17 Apr 2018 12:01:16 -0400 Received: from homer.simpson.net ([185.191.219.205]) by mail.gmx.com (mrgmx103 [212.227.17.168]) with ESMTPSA (Nemesis) id 0LgI0W-1ecjFN3coO-00niz1; Tue, 17 Apr 2018 18:00:42 +0200 Message-ID: <1523980839.7093.1.camel@gmx.de> Subject: Re: 4.17.0-rc1 doesn't boot. From: Mike Galbraith To: Borislav Petkov , =?ISO-8859-1?Q?J=F6rg?= Otte Cc: Linus Torvalds , Thomas Gleixner , Linux Kernel Mailing List , Dave Hansen Date: Tue, 17 Apr 2018 18:00:39 +0200 In-Reply-To: <20180417153101.GB2894@pd.tnic> References: <20180417081458.GA2894@pd.tnic> <20180417142715.GL18640@pd.tnic> <20180417153101.GB2894@pd.tnic> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.22.6 Mime-Version: 1.0 Content-Transfer-Encoding: 8BIT X-Provags-ID: V03:K1:Uzw7xQvRawY1E5QJbuV9WMqB8qi4/USNz7aoWCkwNJYaNbRx3FS l7kIwlOgFw+ZSHHCDebfCb4PrXFfime86SzDDdwdCxV8abxkdMWgjBnKcPJ1ZToe0WkAjGp zraM5dm9o673zNtIQn8Jw+wThPdri3BUVzEGWdh9ok8iCREOiv9FI9ggzRdht7hnvpoghOs OYgM4O/GHszn8BZ5+FyOw== X-UI-Out-Filterresults: notjunk:1;V01:K0:6T30hPawJFg=:3SLFQ81wSfsPZ4/VQsMJbm S+NISmrkJTLUh4aqthRR0xF5WxXacwdwwyFDAjrQNgIu2d+dKGx213jlpMC4cebgl4Ve/XQEt ncOOLGDEe8AA5sGgJRbQxp0OSoysfcZXyXsvsDZup0qO3+KBQKevOtky88dSZQJd59z6hjxUt VgyD3AedDIcGZQRw2+WTHIfFtZE1tvRJJ301G66QGgKJ6apf/s9y7DjpD9pfOH1lGx0U7O7hg q9nl7eIZA22/DJM/L+DFV3ThxAb6ECPJn7mKchvUdrVRHdfHh0Eqg2CxIK/syxCEeSTckaDfD HqkNfY+Xtx1KkuXccU6KFNgfDmth91YBrKN+nklzUHcPyRInS66C6c+PGTdrdMosgTvvktGmz u6AAGNUXHtB3COleyqKEKI6jrO8pDZ6jPv8NZ9Z/vk28VVouNguHL3mkzQsBh0BMF2MaHdWYa 8OIRGAeCaAoKL2XwLQZqAholH4yH2VVe0F2ZpyZiYsr4qymBHx4yNANk9h1owfOejOSVsjgiY NTO8Hiw8R50FLvam26jxbMlCSFxCt1NOhHwjpjHkwt7rULoIxFCFCHG5Lj6n728UEYNVKS5QZ cf0qlj+haNgIzvbQ+WPPHQ93dBGvAo3uEp37Tdc8SLT8aWyMTLNCjvi22BomkIVtutAFtKO2t MHned2WczybjKKt15sQ9ZtWftp+eLPOHQ0OTylYfnJzDHJRfku4goD3192o0VBUlp17QZ+ONc 5YeowsZNaP90m38GaPNdKp0fL8o1JbGzonoquKJPBcxwQcZb/SdrIqYK7aAf2PJ37JL9ktqH6 /f8uEzqsHk/7wSxJxNns+R0wq6E3HJmawk/pmFTDWsqTTkQpqk= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2018-04-17 at 17:31 +0200, Borislav Petkov wrote: > On Tue, Apr 17, 2018 at 05:21:30PM +0200, J?rg Otte wrote: > > finished bisection. > > 39114b7a743e6759bab4d96b7d9651d44d17e3f9 is the first bad commit > > (x86/pti: Never implicitly clear _PAGE_GLOBAL for kernel image). > > Looks like you're not the only one: > > http://marc.info/?i=20180417150130.GA11166@ak-laptop.emea.nsn-net.net I'm hitting this too, but only with PREEMPT_RT. I put a bandaid on it (tell pti_kernel_image_global_ok() to return true for PREEMPT_RT) while waiting to see if it was really really as non-rt as it appeared to be. -Mike