From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1034078AbcIYDqb (ORCPT ); Sat, 24 Sep 2016 23:46:31 -0400 Received: from smtprelay0029.hostedemail.com ([216.40.44.29]:36387 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S965202AbcIYDqa (ORCPT ); Sat, 24 Sep 2016 23:46:30 -0400 X-Session-Marker: 6A6F6540706572636865732E636F6D X-Spam-Summary: 50,0,0,,d41d8cd98f00b204,joe@perches.com,:::::::::,RULES_HIT:41:355:379:541:599:967:973:981:988:989:1260:1277:1311:1313:1314:1345:1359:1373:1437:1515:1516:1518:1534:1541:1593:1594:1711:1730:1747:1777:1792:2393:2525:2561:2564:2682:2685:2828:2859:2902:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3352:3622:3865:3866:3867:3870:3872:3874:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4321:4605:5007:6119:7903:9025:10004:10394:10400:10848:11026:11232:11657:11658:11914:12043:12050:12266:12438:12555:12740:12760:13069:13161:13229:13311:13357:13439:14180:14181:14659:14721:21060:21080:21365:21433:21434:21451:30054:30064:30091,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:1,LUA_SUMMARY:none X-HE-Tag: girls76_1b553f89a7a06 X-Filterd-Recvd-Size: 1987 Message-ID: <1474775186.23838.23.camel@perches.com> Subject: Re: undefined reference to `printk' From: Joe Perches To: kbuild test robot Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List Date: Sat, 24 Sep 2016 20:46:26 -0700 In-Reply-To: <201609251139.vxagmOPP%fengguang.wu@intel.com> References: <201609251139.vxagmOPP%fengguang.wu@intel.com> Content-Type: text/plain; charset="ISO-8859-1" X-Mailer: Evolution 3.21.91-1ubuntu1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 2016-09-25 at 11:40 +0800, kbuild test robot wrote: > Hi Joe, Hey Fengguang > It's probably a bug fix that unveils the link errors. I think all of these reports about compiler-gcc integrations are bogons. > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: 9c0e28a7be656d737fb18998e2dcb0b8ce595643 > commit: cb984d101b30eb7478d32df56a0023e4603cba7f compiler-gcc: integrate the various compiler-gcc[345].h files > date: 1 year, 3 months ago > config: m32r-allnoconfig (attached as .config) > compiler: m32r-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 cb984d101b30eb7478d32df56a0023e4603cba7f > # save the attached .config to linux build tree > make.cross ARCH=m32r > > > All errors (new ones prefixed by >>): > > > arch/m32r/kernel/built-in.o: In function `default_eit_handler': > > > (.text+0x3fc): undefined reference to `printk' There isn't any association to integration here. >