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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 478AFC433EF for ; Fri, 6 May 2022 12:37:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1392049AbiEFMlL (ORCPT ); Fri, 6 May 2022 08:41:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237378AbiEFMlJ (ORCPT ); Fri, 6 May 2022 08:41:09 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AFE2D6623A for ; Fri, 6 May 2022 05:37:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1651840646; x=1683376646; h=date:from:to:cc:subject:message-id:mime-version; bh=E99yS/6lFv1ViQoRyA+VeilhiYOJCJSzmc3tlfp3hQA=; b=W+v/J4YjuYYsDnZPrZzfEu2vFFDNJdI1nsgXKfJrWnEMiQYTQICJzCX+ J9dN1x7XnJQR2ud9xvNjv/R9REJhuntKtKCh3U2egFvVM/sjlrF+dKC8K t+g1F1yYXlVU42vYlbrrI9VLE021kpqHTRK6DrfVLVeGKMhkmjr6ka+08 ELBo5zE+D9veoUY+In5VX/ottnZjgOCWFa6IQuJrjeUNG3GQtzFYnpPrm iUXe61EPtnEXeFWFGMMSbOCplXuUXayMQTs/McIdz5ejFuMHoDtynH3R8 ezu3BSxkMZMAjAFyKYvnxyxMg5bLtCcfSgeuubXSdvBDJ87xMVQKWfI+M w==; X-IronPort-AV: E=McAfee;i="6400,9594,10338"; a="268351006" X-IronPort-AV: E=Sophos;i="5.91,203,1647327600"; d="scan'208";a="268351006" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 May 2022 05:37:26 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,203,1647327600"; d="scan'208";a="812376140" Received: from lkp-server01.sh.intel.com (HELO 5056e131ad90) ([10.239.97.150]) by fmsmga006.fm.intel.com with ESMTP; 06 May 2022 05:37:24 -0700 Received: from kbuild by 5056e131ad90 with local (Exim 4.95) (envelope-from ) id 1nmxD1-000DT0-PZ; Fri, 06 May 2022 12:37:23 +0000 Date: Fri, 6 May 2022 20:36:47 +0800 From: kernel test robot To: Peter Collingbourne Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Will Deacon , Mark Rutland Subject: mm/kasan/sw_tags.c:211:6: warning: no previous prototype for 'kasan_tag_mismatch' Message-ID: <202205062027.SAVss66t-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Peter, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: fe27d189e3f42e31d3c8223d5daed7285e334c5e commit: 1cbdf60bd1b74e397d48aa877367cfc621f45ffe kasan: arm64: support specialized outlined tag mismatch checks date: 12 months ago config: arm64-randconfig-r003-20220506 (https://download.01.org/0day-ci/archive/20220506/202205062027.SAVss66t-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1cbdf60bd1b74e397d48aa877367cfc621f45ffe git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 1cbdf60bd1b74e397d48aa877367cfc621f45ffe # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash mm/kasan/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> mm/kasan/sw_tags.c:211:6: warning: no previous prototype for 'kasan_tag_mismatch' [-Wmissing-prototypes] 211 | void kasan_tag_mismatch(unsigned long addr, unsigned long access_info, | ^~~~~~~~~~~~~~~~~~ vim +/kasan_tag_mismatch +211 mm/kasan/sw_tags.c 210 > 211 void kasan_tag_mismatch(unsigned long addr, unsigned long access_info, -- 0-DAY CI Kernel Test Service https://01.org/lkp