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 27785C433EF for ; Sun, 3 Apr 2022 16:32:01 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 411AE6B0072; Sun, 3 Apr 2022 12:31:51 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3BDD46B0073; Sun, 3 Apr 2022 12:31:51 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 286636B0074; Sun, 3 Apr 2022 12:31:51 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0133.hostedemail.com [216.40.44.133]) by kanga.kvack.org (Postfix) with ESMTP id 1B1E36B0072 for ; Sun, 3 Apr 2022 12:31:51 -0400 (EDT) Received: from smtpin24.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id BC0ED1830BB07 for ; Sun, 3 Apr 2022 16:31:40 +0000 (UTC) X-FDA: 79316108760.24.2466FEE Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by imf21.hostedemail.com (Postfix) with ESMTP id B849A1C0016 for ; Sun, 3 Apr 2022 16:31:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1649003498; x=1680539498; h=date:from:to:cc:subject:message-id:mime-version; bh=/H2VglZqhUN3Arat+11ME+o6GRM4Adn1csGN4ERFt7s=; b=RpwzeSMeR/uN6S2VggxSM3ud2tET5+nTBkIH+oYwKAj1hims4OqnumAQ PDJKtYaZDCH8jynwtoi+pYOYroVnfEnBMrBmYjgv4nLLxAc4vXcTqZ0eM TSqrKNssAIDgIFXLjwMmqiHMc9PTS/38PbaN9rL8Nra9wGLDq7SUlnQ4g j/dTGvLE4LCu51G6zTq0GvPrwMASlmRy+/Sb7iDzEDt9S3hSQ+GzmHgGI izdCGA73oGBBKQ4+In/cjpUOKebWfmS2pYABYDDzhJZPdmD7y4+TFbbOD GEbfJLvkULmH307+o8nLxLPoYsD1GqS39T7P5Zkuk6ufD8mxjVfI5UbCL A==; X-IronPort-AV: E=McAfee;i="6200,9189,10306"; a="257977274" X-IronPort-AV: E=Sophos;i="5.90,231,1643702400"; d="scan'208";a="257977274" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Apr 2022 09:31:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,231,1643702400"; d="scan'208";a="523330167" Received: from lkp-server02.sh.intel.com (HELO a44fdfb70b94) ([10.239.97.151]) by orsmga006.jf.intel.com with ESMTP; 03 Apr 2022 09:31:35 -0700 Received: from kbuild by a44fdfb70b94 with local (Exim 4.95) (envelope-from ) id 1nb38Y-00016L-IG; Sun, 03 Apr 2022 16:31:34 +0000 Date: Mon, 4 Apr 2022 00:30:56 +0800 From: kernel test robot To: Andrey Konovalov Cc: kbuild-all@lists.01.org, Linux Memory Management List , Andrew Morton Subject: [linux-next:master 14920/15002] kernel/stacktrace.c:257: undefined reference to `arch_stack_walk_shadow' Message-ID: <202204040017.8SAcMMXQ-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) X-Stat-Signature: nyzezi9ewod5mx6iui7hreat6tazycgw X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: B849A1C0016 Authentication-Results: imf21.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=RpwzeSMe; dmarc=pass (policy=none) header.from=intel.com; spf=none (imf21.hostedemail.com: domain of lkp@intel.com has no SPF policy when checking 192.55.52.93) smtp.mailfrom=lkp@intel.com X-Rspam-User: X-HE-Tag: 1649003498-535461 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: e5071887cd2296a7704dbcd10c1cedf0f11cdbd5 commit: e63b15ad51960e4e7970612849391859be30d63f [14920/15002] arm64: implement stack_trace_save_shadow config: arm64-randconfig-r001-20220403 (https://download.01.org/0day-ci/archive/20220404/202204040017.8SAcMMXQ-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 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/next/linux-next.git/commit/?id=e63b15ad51960e4e7970612849391859be30d63f git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout e63b15ad51960e4e7970612849391859be30d63f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 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 >>): aarch64-linux-ld: Unexpected GOT/PLT entries detected! aarch64-linux-ld: Unexpected run-time procedure linkages detected! aarch64-linux-ld: kernel/stacktrace.o: in function `stack_trace_save_shadow': >> kernel/stacktrace.c:257: undefined reference to `arch_stack_walk_shadow' vim +257 kernel/stacktrace.c 214d8ca6ee854f Thomas Gleixner 2019-04-25 239 b7a35b298cc083 Andrey Konovalov 2022-04-01 240 #ifdef CONFIG_HAVE_SHADOW_STACKTRACE b7a35b298cc083 Andrey Konovalov 2022-04-01 241 /** b7a35b298cc083 Andrey Konovalov 2022-04-01 242 * stack_trace_save_shadow - Save a stack trace based on shadow call stack b7a35b298cc083 Andrey Konovalov 2022-04-01 243 * @store: Pointer to the storage array b7a35b298cc083 Andrey Konovalov 2022-04-01 244 * @size: Size of the storage array b7a35b298cc083 Andrey Konovalov 2022-04-01 245 * @skipnr: Number of entries to skip at the start of the stack trace b7a35b298cc083 Andrey Konovalov 2022-04-01 246 * b7a35b298cc083 Andrey Konovalov 2022-04-01 247 * Return: Number of trace entries stored. b7a35b298cc083 Andrey Konovalov 2022-04-01 248 */ b7a35b298cc083 Andrey Konovalov 2022-04-01 249 int stack_trace_save_shadow(unsigned long *store, unsigned int size, b7a35b298cc083 Andrey Konovalov 2022-04-01 250 unsigned int skipnr) b7a35b298cc083 Andrey Konovalov 2022-04-01 251 { b7a35b298cc083 Andrey Konovalov 2022-04-01 252 /* b7a35b298cc083 Andrey Konovalov 2022-04-01 253 * Do not use stack_trace_consume_fn to avoid making a function b7a35b298cc083 Andrey Konovalov 2022-04-01 254 * call for each collected frame to improve performance. b7a35b298cc083 Andrey Konovalov 2022-04-01 255 * Skip + 1 frame to skip stack_trace_save_shadow. b7a35b298cc083 Andrey Konovalov 2022-04-01 256 */ b7a35b298cc083 Andrey Konovalov 2022-04-01 @257 return arch_stack_walk_shadow(store, size, skipnr + 1); b7a35b298cc083 Andrey Konovalov 2022-04-01 258 } b7a35b298cc083 Andrey Konovalov 2022-04-01 259 #endif b7a35b298cc083 Andrey Konovalov 2022-04-01 260 :::::: The code at line 257 was first introduced by commit :::::: b7a35b298cc08375e900a9cf99147d3dcdd95843 stacktrace: add interface based on shadow call stack :::::: TO: Andrey Konovalov :::::: CC: Stephen Rothwell -- 0-DAY CI Kernel Test Service https://01.org/lkp