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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 6CA4CC4321D for ; Mon, 20 Aug 2018 15:42:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 268F52170E for ; Mon, 20 Aug 2018 15:42:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 268F52170E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.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 S1726524AbeHTS7E (ORCPT ); Mon, 20 Aug 2018 14:59:04 -0400 Received: from mga12.intel.com ([192.55.52.136]:37379 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726024AbeHTS7D (ORCPT ); Mon, 20 Aug 2018 14:59:03 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Aug 2018 08:42:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.53,265,1531810800"; d="scan'208";a="256443708" Received: from tassilo.jf.intel.com (HELO tassilo.localdomain) ([10.7.201.126]) by fmsmga006.fm.intel.com with ESMTP; 20 Aug 2018 08:42:54 -0700 Received: by tassilo.localdomain (Postfix, from userid 1000) id CF9A8300B48; Mon, 20 Aug 2018 08:42:54 -0700 (PDT) Date: Mon, 20 Aug 2018 08:42:54 -0700 From: Andi Kleen To: Michal Hocko Cc: Vlastimil Babka , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , x86@kernel.org, linux-kernel@vger.kernel.org, Linus Torvalds , Dave Hansen , stable@vger.kernel.org, Adrian Schroeter , Dominique Leuenberger Subject: Re: [PATCH] x86/speculation/l1tf: fix overflow on l1tf_pfn_limit() on 32bit Message-ID: <20180820154254.GM12066@tassilo.jf.intel.com> References: <20180820095835.5298-1-vbabka@suse.cz> <20180820142027.GL12066@tassilo.jf.intel.com> <20180820142636.GM29735@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180820142636.GM29735@dhcp22.suse.cz> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > BTW our much worse problems right now are crash reports on several > > stable kernels, especially with large pages > > Do you have any reference? https://lkml.org/lkml/2018/8/17/546 https://bugzilla.redhat.com/show_bug.cgi?id=1618792 (this is 4.17, not 4.18) (might be different problems. I wasn't able to reproduce the 4.17 one so far) -Andi