Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp1968502imm; Thu, 12 Jul 2018 10:46:30 -0700 (PDT) X-Google-Smtp-Source: AAOMgpcvYBgyZLuHJNtZlf4bB+5NC5Xfw9fyymGnjSB6YoOWCqxNRw6O8AFbKRHWHaaipabKw+vH X-Received: by 2002:a17:902:4324:: with SMTP id i33-v6mr3044821pld.43.1531417589969; Thu, 12 Jul 2018 10:46:29 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1531417589; cv=none; d=google.com; s=arc-20160816; b=UPtW+5PoXooWl7E622WDfW9gHM7S/MlpsUGLFWECuNKYl8IapGIVqxY1A1tCAc5mpp 5au/RIon1742MIF6VqY5HJBj8vhdbVNAn5T+emZNN0j+w/ZF4cmxeHa/5gZxwFPMG/Lw CywFjDsww8SgB5LWzjz3PCp/T/MiXeM2rTsOJ327VK8H1ZXRhig1ay8xau2yxZZr8Df1 d2sFFVMW7UTUboaKcdOAabCUxRA2aViFQ8WXd37orHP5g8J159fLeaiPTHvYcIEwsdNR 4aFstuVkBJrC29BElW7sPStB1IrFrCNRpf8+Bb1xpWX3xdUjvUo4tsFikShY54PyIxVe qBiw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:dkim-signature :arc-authentication-results; bh=hwJEdEES9x7Fka9+z2w50MfbeuL1Jw957SHjqlMD0uA=; b=bxmgGZsK2A97UpNkbNmU6LP9tIN974oYCzNiVpDBZ8EYDoncCkq9scxOX5diiw9SWB R2J97Iikw/XEB9W/e0anBgB5w3FqNLvuz4zVhP01jUbO5ORG+jWRcTefUcnHtWxeD5jV +7Yee7Y4h/XtRR99kozpoX3079w5EwebMi+ttW3zypDqsKtEHl4vmWLScbZc11OiFGFx qEcdUPkBArCpKqOXaMgfsvjDYJSsi6N70hVHmGMjhb+yKZPAhxvna09H/xPubx9dSgbE K73Lu9ZF88TrkBKQXUDipmLqbJhYPyIjJldJ3hygOCLnr9raN5crgJ5opkqKzDGSEK+r Jg8g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2018-07-02 header.b=diTFXIZE; 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 j4-v6si21253980plk.406.2018.07.12.10.46.14; Thu, 12 Jul 2018 10:46:29 -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-2018-07-02 header.b=diTFXIZE; 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 S1726790AbeGLR4O (ORCPT + 99 others); Thu, 12 Jul 2018 13:56:14 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:48780 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726416AbeGLR4N (ORCPT ); Thu, 12 Jul 2018 13:56:13 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w6CHhZbp030359; Thu, 12 Jul 2018 17:45:37 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=mime-version : references : in-reply-to : from : date : message-id : subject : to : cc : content-type; s=corp-2018-07-02; bh=hwJEdEES9x7Fka9+z2w50MfbeuL1Jw957SHjqlMD0uA=; b=diTFXIZEf7FxhsRJaFpSmm3Y1MS10DKOp9FlntzLVXo9RMImKx9nSz22dzSSvs8JYqVc hp3W18jJ77SNHz37F+KdGpvE3hSsLIKOUPhKHbxk3/DAe8Hw/Kd1b7osso1Rd4C137Gd IRA0tYCfiQyuWgRJU4YSQkxoWeI62pYZWWrd72am8Eq+vNqnSaVeO7rJwjIY5ywjj/mq RpdZ91Ty/u0eOIeA2HywVsCspzSRjxXyZVguYiQWkRDgOP9v+Im9GrgzBpwTPM2ga+Eg 9ZNfTQn1JMcdydYAE3cF+ET2LRvKf78lic8RE5r4eZw3Nteu1IJrnxjmrgS9yKLE4Q5Z /Q== Received: from userv0022.oracle.com (userv0022.oracle.com [156.151.31.74]) by userp2120.oracle.com with ESMTP id 2k2p7vmry1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 12 Jul 2018 17:45:37 +0000 Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userv0022.oracle.com (8.14.4/8.14.4) with ESMTP id w6CHjaFF027943 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 12 Jul 2018 17:45:36 GMT Received: from abhmp0007.oracle.com (abhmp0007.oracle.com [141.146.116.13]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id w6CHjag0028898; Thu, 12 Jul 2018 17:45:36 GMT Received: from mail-oi0-f51.google.com (/209.85.218.51) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 12 Jul 2018 10:45:35 -0700 Received: by mail-oi0-f51.google.com with SMTP id y207-v6so57345891oie.13; Thu, 12 Jul 2018 10:45:35 -0700 (PDT) X-Gm-Message-State: AOUpUlHGaSFuROdtdqF4HHviRVHXNpMl/jyOeFRZsMeNV5w+vapRV8oE bvWP5d3VVrkmTYH+uFt+9dGpJrrwQ5EdEVHGU5E= X-Received: by 2002:aca:3bc2:: with SMTP id i185-v6mr3648614oia.156.1531417535646; Thu, 12 Jul 2018 10:45:35 -0700 (PDT) MIME-Version: 1.0 References: <1531416305.6480.24.camel@abdul.in.ibm.com> In-Reply-To: <1531416305.6480.24.camel@abdul.in.ibm.com> From: Pavel Tatashin Date: Thu, 12 Jul 2018 13:44:59 -0400 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [next-20180711][Oops] linux-next kernel boot is broken on powerpc To: abdhalee@linux.vnet.ibm.com Cc: linuxppc-dev@lists.ozlabs.org, linux-next@vger.kernel.org, LKML , Stephen Rothwell , mpe@ellerman.id.au, sachinp@linux.vnet.ibm.com, venkatb3@in.ibm.com, manvanth@linux.vnet.ibm.com, sim@linux.vnet.ibm.com, Michal Hocko , Linux Memory Management List , aneesh.kumar@linux.vnet.ibm.com Content-Type: text/plain; charset="UTF-8" X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8951 signatures=668706 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=10 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=863 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1806210000 definitions=main-1807120187 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Related commit could be one of below ? I see lots of patches related to mm and could not bisect > > 5479976fda7d3ab23ba0a4eb4d60b296eb88b866 mm: page_alloc: restore memblock_next_valid_pfn() on arm/arm64 > 41619b27b5696e7e5ef76d9c692dd7342c1ad7eb mm-drop-vm_bug_on-from-__get_free_pages-fix > 531bbe6bd2721f4b66cdb0f5cf5ac14612fa1419 mm: drop VM_BUG_ON from __get_free_pages > 479350dd1a35f8bfb2534697e5ca68ee8a6e8dea mm, page_alloc: actually ignore mempolicies for high priority allocations > 088018f6fe571444caaeb16e84c9f24f22dfc8b0 mm: skip invalid pages block at a time in zero_resv_unresv() Looks like: 0ba29a108979 mm/sparse: Remove CONFIG_SPARSEMEM_ALLOC_MEM_MAP_TOGETHER This patch is going to be reverted from linux-next. Abdul, please verify that issue is gone once you revert this patch. Thank you, Pavel