Received: by 10.213.65.68 with SMTP id h4csp1964914imn; Thu, 5 Apr 2018 06:52:45 -0700 (PDT) X-Google-Smtp-Source: AIpwx4/ivPy3u336Fv94/pekHc0T00+Bhn1fcVomnSAs7OxIlnRkNESzIkbUb95+AR6qJXO7C6M5 X-Received: by 10.98.85.197 with SMTP id j188mr17174164pfb.86.1522936365497; Thu, 05 Apr 2018 06:52:45 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1522936365; cv=none; d=google.com; s=arc-20160816; b=Zs1iOrABU3dGVfoQrsinvlgKKghFGDc/+W45ZTNHTS53G43JzJH+XzZI7MdwkuGINi qYLdqyrBpfoKKD4ku9+dECm1uWSOp+rNej5ig3ujTEdXcWFnreOt87YSrUrHSkwVp0cx fWEuI7gzXh/rMftIVdjOTg5x9UYUBa0PvfJGvV42h4AJro7BEehz2hQneM3OwRlssIPN pHYBRQnRyZRBxg+xvdt3cMibfGCh/N4+lUetTN2PRsnlYgLl+TvlvXrJ7SRY6GNm/E5L Oo1TW8UxUcvhkwxr5x0wwa7qTkHPzl2lGKrew3/gmnZjjBTkUwnOKy+m/AOiGpjiwBig 5J8Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature:arc-authentication-results; bh=KWqBJi11Uja1tC6QedZ9MUskaLGG31f+Cc28470a4Z4=; b=cgj5dh5r1NhUTIJiYjYM9xK2MqvbX/WZYbDcRH+6m2jLHNKYuGGzThEfCD/53ZMa+W m11okZGhypnG+EseoqQ1OmYQJGN5YJ8HEVTsq3LHANMkgqpeTtv8MyHOP3lAOHfA8mCV KdKxa+4yRqm+Qocz3jUrVb+GS0zCx6rfFdrLGahvqrKqPWuCBH2kT9vw1tAvUMWgFXkO 4270juDZA53C7lVrLFxV+z9TQtISzjU3es9dH5iiS/yZHrim+KUm759vhRjFB47YkTD0 sa2X2ybcdo7nSlFDxwrLzIp+eM6UDDIjW8F07iXA0QpmXWXiawS3Z9xZHAOLGf9pmUEE CJtA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=aOmZi3pP; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id p17-v6si5907899plr.310.2018.04.05.06.52.31; Thu, 05 Apr 2018 06:52:45 -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; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=aOmZi3pP; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751326AbeDENvX (ORCPT + 99 others); Thu, 5 Apr 2018 09:51:23 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:50194 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751165AbeDENvW (ORCPT ); Thu, 5 Apr 2018 09:51:22 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w35D3uXR183120; Thu, 5 Apr 2018 13:49:44 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : references : mime-version : content-type : in-reply-to; s=corp-2017-10-26; bh=KWqBJi11Uja1tC6QedZ9MUskaLGG31f+Cc28470a4Z4=; b=aOmZi3pPazNxbbfVqQ9l2EQc2CzaxkTi2aWJ6GLvOOWf/fk+pBbT+A40y73HtpWwz1xl CS2+wIMWuhKLoG0N5KmX8kyZ0EAlq0p0rdQjPmYH3nPTNhRv4FrYIvmeyj7bKFXwWYlH seFtJW1H0mz8bFk0X+ZVOavLMm06FSAwJr5G16gXxbqIiVIat67GNhkrshbyGT3FSRWk ZaelBJt28TFH0rDX/JJntNM3SAUu3sbmDu9vM19fbiLq/M25THDM6guuOUNmuwZDmgIy XFelUHKXLGzXUbtl39deOqE89cuQxGEu0qXqyVl9Bo2kIh6UsomNDM81kWKCH2+gh2wH Ag== Received: from userv0022.oracle.com (userv0022.oracle.com [156.151.31.74]) by userp2130.oracle.com with ESMTP id 2h5k57rhy9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 05 Apr 2018 13:49:44 +0000 Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by userv0022.oracle.com (8.14.4/8.14.4) with ESMTP id w35Dni6f003647 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 5 Apr 2018 13:49:44 GMT Received: from abhmp0016.oracle.com (abhmp0016.oracle.com [141.146.116.22]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id w35Dnghf015635; Thu, 5 Apr 2018 13:49:43 GMT Received: from xakep.localdomain (/98.216.35.41) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 05 Apr 2018 06:49:42 -0700 Date: Thu, 5 Apr 2018 09:49:40 -0400 From: Pavel Tatashin To: Sasha Levin Cc: "steven.sistare@oracle.com" , "daniel.m.jordan@oracle.com" , "akpm@linux-foundation.org" , "mgorman@techsingularity.net" , "mhocko@suse.com" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , "gregkh@linuxfoundation.org" , "vbabka@suse.cz" , "bharata@linux.vnet.ibm.com" Subject: Re: [PATCH v2 1/2] mm: uninitialized struct page poisoning sanity checking Message-ID: <20180405134940.2yzx4p7hjed7lfdk@xakep.localdomain> References: <20180131210300.22963-1-pasha.tatashin@oracle.com> <20180131210300.22963-2-pasha.tatashin@oracle.com> <20180313234333.j3i43yxeawx5d67x@sasha-lappy> <20180314005350.6xdda2uqzuy4n3o6@sasha-lappy> <20180315190430.o3vs7uxlafzdwgzd@xakep.localdomain> <20180315204312.n7p4zzrftgg6m7zw@sasha-lappy> <20180404021746.m77czxidkaumkses@xakep.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180404021746.m77czxidkaumkses@xakep.localdomain> User-Agent: NeoMutt/20180323 X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8853 signatures=668697 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1804050137 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Hi Sasha, > > I have registered on Azure's portal, and created a VM with 4 CPUs and 16G > of RAM. However, I still was not able to reproduce the boot bug you found. I have also tried to reproduce this issue on Windows 10 + Hyper-V, still unsuccessful. > > Could you please try an updated patch that I sent out today, the panic > message should improve: > > https://lkml.org/lkml/2018/4/3/583 > > Thank you, > Pasha >