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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3DA72EB64D9 for ; Sat, 17 Jun 2023 05:06:24 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 558C36B0072; Sat, 17 Jun 2023 01:06:23 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 508F66B0075; Sat, 17 Jun 2023 01:06:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3F7C36B0078; Sat, 17 Jun 2023 01:06:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 2F0026B0072 for ; Sat, 17 Jun 2023 01:06:23 -0400 (EDT) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay04.hostedemail.com (Postfix) with ESMTP id E7D991A0ED2 for ; Sat, 17 Jun 2023 05:06:22 +0000 (UTC) X-FDA: 80911053804.29.5FB2580 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by imf07.hostedemail.com (Postfix) with ESMTP id AA5A840009 for ; Sat, 17 Jun 2023 05:06:19 +0000 (UTC) Authentication-Results: imf07.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=a2FoM4XP; spf=pass (imf07.hostedemail.com: domain of lkp@intel.com designates 134.134.136.65 as permitted sender) smtp.mailfrom=lkp@intel.com; dmarc=pass (policy=none) header.from=intel.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1686978380; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding:in-reply-to: references:dkim-signature; bh=NklGxq/h2kVAr5jZlzwRaSZRhp6VbCvRaXhYQzSk5gg=; b=321oz/tTT64U57h3MhH34hvhiTxASGlDPBszMdHenTDXrVYDepaP9GZS5aSdtqk61kqrIL tZ6kBCGvtt7JOcpsiQwyVwqC0EUzdWf8844ZcUwo86yF4b6KLn/+y+Bt4CZ26+YMoqGLcz LzqEY3IaKcTUvZA7InvTGaQ6rXKOpf8= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1686978380; a=rsa-sha256; cv=none; b=DvBWkxCKPIo93pIh2HC4syk4SEjEd4gu9xAGWMRISyc290thurP7chnYJ726VhPBP6j3T5 stpE8pQSy/xBK3wEsQ7Wd49tkfoyjZCw0fExXzqPAOIzy3IyxrkOCVXCCw4spr1AB+Ybvs faIcT9kOXT8KzWq20e4mQrvlrlNQNRM= ARC-Authentication-Results: i=1; imf07.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=a2FoM4XP; spf=pass (imf07.hostedemail.com: domain of lkp@intel.com designates 134.134.136.65 as permitted sender) smtp.mailfrom=lkp@intel.com; dmarc=pass (policy=none) header.from=intel.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1686978379; x=1718514379; h=date:from:to:cc:subject:message-id:mime-version; bh=pK8jks8apAjOpLYCehVlKBgpc6mjyi1KBmgtB0Zm4V8=; b=a2FoM4XPXJDzqgruKqO1mXkCcWyv6D7BtqaUUL1lkmYoM2/BgeLr88V9 1qEOaw0Ew0bdZkKh3wTrWgHx4iOWGmch42jOuGV0UHchoypkKQIWsPBw/ E/OX0y4NhhXOU0mwzVcQWpY3Ajoza0JMsX+ef9xOMyy2sqYqt4SWDLhQk krBM35pLWv2yAqSjdIscU1UFUVUUdj581c5PstypPptRQw7x/x4lrRvLN Q2xr6pZRUis/aqnsmYDce7mWXL0wOl1V/HejnAdhBf74vdsY684MP8yN8 mwN7kcOT2fRcudvTwG9PzZVmm1fiO0XdcGFxgfHCcUyX4p6l/2BoBhc0t A==; X-IronPort-AV: E=McAfee;i="6600,9927,10743"; a="362776192" X-IronPort-AV: E=Sophos;i="6.00,249,1681196400"; d="scan'208";a="362776192" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jun 2023 22:06:17 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10743"; a="778388870" X-IronPort-AV: E=Sophos;i="6.00,249,1681196400"; d="scan'208";a="778388870" Received: from lkp-server01.sh.intel.com (HELO 783282924a45) ([10.239.97.150]) by fmsmga008.fm.intel.com with ESMTP; 16 Jun 2023 22:06:16 -0700 Received: from kbuild by 783282924a45 with local (Exim 4.96) (envelope-from ) id 1qAO8d-0002JA-22; Sat, 17 Jun 2023 05:06:15 +0000 Date: Sat, 17 Jun 2023 13:06:03 +0800 From: kernel test robot To: Hugh Dickins Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Andrew Morton Subject: [linux-next:master 9443/10326] mm/pagewalk.c:261:12: warning: stack frame size (2144) exceeds limit (2048) in 'walk_pgd_range' Message-ID: <202306171343.1IeyGfuO-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Stat-Signature: wmbjnyeyekpc49e9xwp3h4qrrejnrk5m X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: AA5A840009 X-Rspam-User: X-HE-Tag: 1686978379-594073 X-HE-Meta: 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 K8NGJ5g5 Lx0h0iPaZRLqpIHMiDyh3LxVnRoxPdBI0SHgVpv2hkCK/YyWOsTMJgKq8SCPtl3YMCMgbwkZkUqdc8jTeU+9JEj/cP0jRmwhT7vK78658g4dBiiA9tBvxWCybpdxnqawBuKXNFi6VrOM0ipzFSrF3KE41NgIQ4jRKS2+NJtKhBwWHIsTjIK6cSQdhLRrW/QlT0Bn9drui5RdA8lJhtiJX4SrY42yLuTadSCCmIYPEi2hIN0+J+1a3ArTNQnSUyFJeuvbj1WD2FCADMRp6Dyfrrl57VLwFjbmdzlO6u6CpS4cE4ZCzKc7M7srGKT+B2Ftx2q96XRL1sCD62mxrhlt1Pzw4sdfWvcrLYp81mBXVLOb0K1vgVBwcIgIa8l4XhUps7Hw0A8Km+RzHXq3XeFMJ246usVPq5hieEBW4NK8DImhKai4/R1pjfyJEFw== 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: tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: f7efed9f38f886edb450041b82a6f15d663c98f8 commit: 0dfcf1e2873372f51dd86a7cfabc1b8bbf776269 [9443/10326] mm/pagewalk: walk_pte_range() allow for pte_offset_map() config: riscv-buildonly-randconfig-r001-20230615 (https://download.01.org/0day-ci/archive/20230617/202306171343.1IeyGfuO-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce: (https://download.01.org/0day-ci/archive/20230617/202306171343.1IeyGfuO-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202306171343.1IeyGfuO-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/pagewalk.c:261:12: warning: stack frame size (2144) exceeds limit (2048) in 'walk_pgd_range' [-Wframe-larger-than] static int walk_pgd_range(unsigned long addr, unsigned long end, ^ 1 warning generated. vim +/walk_pgd_range +261 mm/pagewalk.c c2febafc67734a Kirill A. Shutemov 2017-03-09 260 fafaa4264eba49 Naoya Horiguchi 2015-02-11 @261 static int walk_pgd_range(unsigned long addr, unsigned long end, fafaa4264eba49 Naoya Horiguchi 2015-02-11 262 struct mm_walk *walk) fafaa4264eba49 Naoya Horiguchi 2015-02-11 263 { fafaa4264eba49 Naoya Horiguchi 2015-02-11 264 pgd_t *pgd; fafaa4264eba49 Naoya Horiguchi 2015-02-11 265 unsigned long next; 7b86ac3371b70c Christoph Hellwig 2019-08-28 266 const struct mm_walk_ops *ops = walk->ops; fafaa4264eba49 Naoya Horiguchi 2015-02-11 267 int err = 0; fafaa4264eba49 Naoya Horiguchi 2015-02-11 268 e47690d756a760 Steven Price 2020-02-03 269 if (walk->pgd) e47690d756a760 Steven Price 2020-02-03 270 pgd = walk->pgd + pgd_index(addr); e47690d756a760 Steven Price 2020-02-03 271 else fafaa4264eba49 Naoya Horiguchi 2015-02-11 272 pgd = pgd_offset(walk->mm, addr); fafaa4264eba49 Naoya Horiguchi 2015-02-11 273 do { fafaa4264eba49 Naoya Horiguchi 2015-02-11 274 next = pgd_addr_end(addr, end); fafaa4264eba49 Naoya Horiguchi 2015-02-11 275 if (pgd_none_or_clear_bad(pgd)) { 7b86ac3371b70c Christoph Hellwig 2019-08-28 276 if (ops->pte_hole) b7a16c7ad790d0 Steven Price 2020-02-03 277 err = ops->pte_hole(addr, next, 0, walk); fafaa4264eba49 Naoya Horiguchi 2015-02-11 278 if (err) fafaa4264eba49 Naoya Horiguchi 2015-02-11 279 break; fafaa4264eba49 Naoya Horiguchi 2015-02-11 280 continue; fafaa4264eba49 Naoya Horiguchi 2015-02-11 281 } 3afc423632a194 Steven Price 2020-02-03 282 if (ops->pgd_entry) { 3afc423632a194 Steven Price 2020-02-03 283 err = ops->pgd_entry(pgd, addr, next, walk); 3afc423632a194 Steven Price 2020-02-03 284 if (err) 3afc423632a194 Steven Price 2020-02-03 285 break; 3afc423632a194 Steven Price 2020-02-03 286 } e17eae2b839937 Christophe Leroy 2021-06-28 287 if (is_hugepd(__hugepd(pgd_val(*pgd)))) e17eae2b839937 Christophe Leroy 2021-06-28 288 err = walk_hugepd_range((hugepd_t *)pgd, addr, next, walk, PGDIR_SHIFT); e17eae2b839937 Christophe Leroy 2021-06-28 289 else if (ops->p4d_entry || ops->pud_entry || ops->pmd_entry || ops->pte_entry) c2febafc67734a Kirill A. Shutemov 2017-03-09 290 err = walk_p4d_range(pgd, addr, next, walk); fafaa4264eba49 Naoya Horiguchi 2015-02-11 291 if (err) fafaa4264eba49 Naoya Horiguchi 2015-02-11 292 break; fafaa4264eba49 Naoya Horiguchi 2015-02-11 293 } while (pgd++, addr = next, addr != end); fafaa4264eba49 Naoya Horiguchi 2015-02-11 294 fafaa4264eba49 Naoya Horiguchi 2015-02-11 295 return err; fafaa4264eba49 Naoya Horiguchi 2015-02-11 296 } fafaa4264eba49 Naoya Horiguchi 2015-02-11 297 :::::: The code at line 261 was first introduced by commit :::::: fafaa4264eba49fd10695c193a82760558d093f4 pagewalk: improve vma handling :::::: TO: Naoya Horiguchi :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki