From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f71.google.com (mail-pa0-f71.google.com [209.85.220.71]) by kanga.kvack.org (Postfix) with ESMTP id 48D956B0038 for ; Sun, 13 Nov 2016 01:16:00 -0500 (EST) Received: by mail-pa0-f71.google.com with SMTP id hr10so61124809pac.2 for ; Sat, 12 Nov 2016 22:16:00 -0800 (PST) Received: from mga06.intel.com (mga06.intel.com. [134.134.136.31]) by mx.google.com with ESMTPS id py1si14590015pac.301.2016.11.12.22.15.59 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 12 Nov 2016 22:15:59 -0800 (PST) Date: Sun, 13 Nov 2016 14:15:43 +0800 From: kbuild test robot Subject: core.c:undefined reference to `fpu_save' Message-ID: <201611131439.uBvGJuS4%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="pf9I7BMVVzbSWLtt" Content-Disposition: inline Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org, Linux Memory Management List --pf9I7BMVVzbSWLtt Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Andrew, It's probably a bug fix that unveils the link errors. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 86e4ee760ef2f7571e233a3abf065ffd0bb4089d commit: c60f169202c7643991a8b4bfeea60e06843d5b5a arch/mn10300/kernel/fpu-nofpu.c: needs asm/elf.h date: 8 months ago config: mn10300-allnoconfig (attached as .config) compiler: am33_2.0-linux-gcc (GCC) 6.2.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout c60f169202c7643991a8b4bfeea60e06843d5b5a # save the attached .config to linux build tree make.cross ARCH=mn10300 All errors (new ones prefixed by >>): kernel/built-in.o: In function `.L410': >> core.c:(.sched.text+0x28a): undefined reference to `fpu_save' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation --pf9I7BMVVzbSWLtt Content-Type: application/gzip Content-Disposition: attachment; filename=".config.gz" Content-Transfer-Encoding: base64 H4sICFYCKFgAAy5jb25maWcArVtbk9s6jn4/v0Kb7ENSNUn6kmTm7FQ/UBRl8VgSFZGyu3tr S+W41d2u+DaWfU763y9ISm3JAp15mFQlsQUIJEEQ+ADCb39765HDfrOa7Rfz2XL54j1V62o3 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