From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx4/EmHV+qoo+TyfpOCVQFwYNIXYOq7L9R54Sr+/icrTp0fpjzHA5RyK1lhQvewsGfGJhmLn+ ARC-Seal: i=1; a=rsa-sha256; t=1522936270; cv=none; d=google.com; s=arc-20160816; b=VM9NzZvK3Epamab4QxEN8lzd2R6bPdIRFfzMqXxRood4glFCKCr+N7V84L8blQEhA1 4zCPrARbl7TJpGz/FIHNKhYrZnRzBILCu80HcmPQrxCh/lAfcPIHVk1ezN66KLq4ovto y+cK7whUxQxCJGxmx0vWq3PDWn/y2oLw3XSrBC0IoW5imfw2VyVbaKOC9Drii2jsra2N SIe0fv0Q7+B7iLS2ucfWRZBla/xfKJtDSE92EvMTXIBopreiDqlnDofXDiv+Dr2k1vhW sigdiA7yB5eRayTGH0Hs3/o5H108fbLVGIkWM/9H4vd6Ms0OUn2AE2ERtWxy3EXAnSPQ 0OCA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=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=gmqw/5FsTEUmgWuRZuxm8SLO8zbG9HP8p0vUFE+ghoSKkPRL94VO483hNEMckyZvhQ DgQ70TiPC2F6zTbDcTLGKJ4Pp53iHC9ZzO9kFik7NbDWSm8jJsaNqBQNqtmA02B6gUw7 gpLLvIDWs17guLc5zJXmRFs/203URcDhH/lmRaoiftBVRDwqSyYdo/IPxm9YOdw/Ua8X RkA7W3M5jN/muu/Cw5M63udZoEZV4ERELHxa41SHe1q0CL7dnNb8GL/hYHeIY/8glOVj AKyay7h0Ch5x+WvjcfJ+eRt4nZWF6oT5zxX2OnUpWbwwfdRm0Jfzwf/wMVrRHB7h3M5U UL7Q== 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: domain of pasha.tatashin@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=pasha.tatashin@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=aOmZi3pP; spf=pass (google.com: domain of pasha.tatashin@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=pasha.tatashin@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com 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 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1591143417186287050?= X-GMAIL-MSGID: =?utf-8?q?1596914422529813195?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: > 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 >