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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 ABA12C07E96 for ; Tue, 6 Jul 2021 04:12:16 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 5310461988 for ; Tue, 6 Jul 2021 04:12:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5310461988 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 13D786B0011; Tue, 6 Jul 2021 00:12:16 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 0EE236B0036; Tue, 6 Jul 2021 00:12:16 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id EF7526B005D; Tue, 6 Jul 2021 00:12:15 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0112.hostedemail.com [216.40.44.112]) by kanga.kvack.org (Postfix) with ESMTP id CE9886B0011 for ; Tue, 6 Jul 2021 00:12:15 -0400 (EDT) Received: from smtpin26.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 5349A20BFD for ; Tue, 6 Jul 2021 04:12:15 +0000 (UTC) X-FDA: 78330840630.26.B9F70C9 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by imf05.hostedemail.com (Postfix) with ESMTP id 986555003745 for ; Tue, 6 Jul 2021 04:12:14 +0000 (UTC) Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4GJpvc0Kmtz78ST; Tue, 6 Jul 2021 12:08:44 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 6 Jul 2021 12:12:10 +0800 Received: from [10.174.177.243] (10.174.177.243) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 6 Jul 2021 12:12:09 +0800 Subject: Re: [PATCH -next 3/3] kasan: arm64: Fix pcpu_page_first_chunk crash with KASAN_VMALLOC To: kernel test robot , Catalin Marinas , Will Deacon , Andrey Ryabinin , Andrey Konovalov , "Dmitry Vyukov" CC: , , , , References: <20210705111453.164230-4-wangkefeng.wang@huawei.com> <202107052207.RUhTJd4N-lkp@intel.com> From: Kefeng Wang Message-ID: <3463cf5e-2562-7a23-6c57-421d5c3e2b4f@huawei.com> Date: Tue, 6 Jul 2021 12:12:08 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <202107052207.RUhTJd4N-lkp@intel.com> Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Language: en-US X-Originating-IP: [10.174.177.243] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 986555003745 X-Stat-Signature: 5dt9gm9wuikc6yidx81tm1ud3hc4qe9p Authentication-Results: imf05.hostedemail.com; dkim=none; spf=pass (imf05.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com; dmarc=pass (policy=none) header.from=huawei.com X-HE-Tag: 1625544734-157315 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 2021/7/5 22:10, kernel test robot wrote: > Hi Kefeng, > > Thank you for the patch! Yet something to improve: > > [auto build test ERROR on next-20210701] > > url: https://github.com/0day-ci/linux/commits/Kefeng-Wang/arm64-supp= ort-page-mapping-percpu-first-chunk-allocator/20210705-190907 > base: fb0ca446157a86b75502c1636b0d81e642fe6bf1 > config: i386-randconfig-a015-20210705 (attached as .config) > compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 > reproduce (this is a W=3D1 build): > # https://github.com/0day-ci/linux/commit/5f6b5a402ed3e390563d= dbddf12973470fd4886d > git remote add linux-review https://github.com/0day-ci/linux > git fetch --no-tags linux-review Kefeng-Wang/arm64-support-pag= e-mapping-percpu-first-chunk-allocator/20210705-190907 > git checkout 5f6b5a402ed3e390563ddbddf12973470fd4886d > # save the attached .config to linux build tree > make W=3D1 ARCH=3Di386 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All errors (new ones prefixed by >>): > > mm/vmalloc.c: In function 'vm_area_register_early': >>> mm/vmalloc.c:2252:2: error: implicit declaration of function 'kasan_p= opulate_early_vm_area_shadow' [-Werror=3Dimplicit-function-declaration] should add=A0 a stub function when KASAN is not enabled, thanks. > 2252 | kasan_populate_early_vm_area_shadow(vm->addr, vm->size); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > cc1: some warnings being treated as errors > > > vim +/kasan_populate_early_vm_area_shadow +2252 mm/vmalloc.c >