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 57D53C433F5 for ; Thu, 7 Apr 2022 21:13:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231127AbiDGVPj (ORCPT ); Thu, 7 Apr 2022 17:15:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55960 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231138AbiDGVP2 (ORCPT ); Thu, 7 Apr 2022 17:15:28 -0400 Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B9CA0185471 for ; Thu, 7 Apr 2022 14:13:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1649366007; x=1680902007; h=date:from:to:cc:subject:message-id:mime-version; bh=Tr79FsVhT0SDcd/3/chhFRDQVCbUp+hAXKvJvfS+W4Y=; b=gKgyjEmShqlszTb4N2FrJfnPVz8mbBcxuBJB82pGunl6LhX0y8HdNV9c +KwpGq6uYOL49WjK/GDijYAheNHvJPwExx7ZT9uT51Kk3HtKO1r7x/ljm Kglu6RJ1ncdTdFnoNeAyCuTPQZfGWhcbY0K3rgI/X8CmUpi5XYT+enTiq cR8QFbhyUgtmB8ZLp9CBXXUFRJMoqRpyxyO7YDbfUko6ABzzD12Lov7Uo MwamddwWN6DqGuQzy9jETGs6y9OdqvQ9+nt+9d59betkNtq9us+BLlE92 uyla4SG5xB2xeSd5ANEATatTBvjgxV1CrWKpEJ25BKBA/+pZn77ynCBBh Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10310"; a="322131786" X-IronPort-AV: E=Sophos;i="5.90,242,1643702400"; d="scan'208";a="322131786" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Apr 2022 14:13:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,242,1643702400"; d="scan'208";a="659222508" Received: from lkp-server02.sh.intel.com (HELO a44fdfb70b94) ([10.239.97.151]) by orsmga004.jf.intel.com with ESMTP; 07 Apr 2022 14:13:26 -0700 Received: from kbuild by a44fdfb70b94 with local (Exim 4.95) (envelope-from ) id 1ncZRV-0005mx-Nu; Thu, 07 Apr 2022 21:13:25 +0000 Date: Fri, 8 Apr 2022 05:12:29 +0800 From: kernel test robot To: Jiri Olsa Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [jolsa-perf:bpf/fixes 2/5] kallsyms.c:undefined reference to `kallsyms_on_each_symbol' Message-ID: <202204080514.PCPEh2hd-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git bpf/fixes head: baa78873a24a7e0f21b0a01e82214ce9a096e147 commit: 3f047c53b0e7e747b76f0b3d032e476efbe1222f [2/5] kallsyms: Add kallsyms_lookup_names function config: x86_64-randconfig-a013 (https://download.01.org/0day-ci/archive/20220408/202204080514.PCPEh2hd-lkp@intel.com/config) compiler: gcc-11 (Debian 11.2.0-19) 11.2.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git/commit/?id=3f047c53b0e7e747b76f0b3d032e476efbe1222f git remote add jolsa-perf https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git git fetch --no-tags jolsa-perf bpf/fixes git checkout 3f047c53b0e7e747b76f0b3d032e476efbe1222f # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): vmlinux.o: warning: objtool: enter_from_user_mode()+0x18: call to __kcsan_check_access() leaves .noinstr.text section vmlinux.o: warning: objtool: syscall_enter_from_user_mode()+0x1d: call to __kcsan_check_access() leaves .noinstr.text section vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare()+0x18: call to __kcsan_check_access() leaves .noinstr.text section vmlinux.o: warning: objtool: irqentry_enter_from_user_mode()+0x18: call to __kcsan_check_access() leaves .noinstr.text section ld: kernel/kallsyms.o: in function `kallsyms_lookup_names': >> kallsyms.c:(.text+0xb4e): undefined reference to `kallsyms_on_each_symbol' -- 0-DAY CI Kernel Test Service https://01.org/lkp