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 X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ADD92C433DF for ; Sat, 10 Oct 2020 07:15:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 73ED4207E8 for ; Sat, 10 Oct 2020 07:15:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728967AbgJJHPW (ORCPT ); Sat, 10 Oct 2020 03:15:22 -0400 Received: from mga01.intel.com ([192.55.52.88]:51777 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728807AbgJJHOu (ORCPT ); Sat, 10 Oct 2020 03:14:50 -0400 IronPort-SDR: 9ofWkcWPCG3FIMPMeuvsimSm0x9LjBKeCE1i3IQN/vryjIL1XK5qG7Q0fmX+AwgYuK/lEz0VgB qTTcqnSlNYrA== X-IronPort-AV: E=McAfee;i="6000,8403,9769"; a="183017325" X-IronPort-AV: E=Sophos;i="5.77,358,1596524400"; d="scan'208";a="183017325" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Oct 2020 00:14:49 -0700 IronPort-SDR: kun2Gg2IfUgbkBdX/56fPfQJ7HpxjaKNosUQ2Z9IND9V6fhRpJEx2soN3lTFfdFEbMo58yW/36 6v1k4ewIXpbg== X-IronPort-AV: E=Sophos;i="5.77,358,1596524400"; d="scan'208";a="529225826" Received: from shao2-debian.sh.intel.com (HELO [10.239.13.3]) ([10.239.13.3]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Oct 2020 00:14:47 -0700 Subject: Re: [kbuild-all] Re: arceb-elf-ld: include/linux/leds.h:193: undefined reference to `devm_led_classdev_register_ext' To: Randy Dunlap , Pavel Machek , kernel test robot Cc: Dan Murphy , kbuild-all@lists.01.org, linux-kernel@vger.kernel.org References: <202010081415.2R50UmDQ-lkp@intel.com> <20201008071507.GA29893@amd> <19af5277-6705-4900-ad70-cb9b674caf5c@infradead.org> From: Rong Chen Message-ID: <61365b1a-5e73-14c9-ab90-4eaaf456eda8@intel.com> Date: Sat, 10 Oct 2020 15:13:59 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <19af5277-6705-4900-ad70-cb9b674caf5c@infradead.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/10/20 11:49 AM, Randy Dunlap wrote: > On 10/9/20 8:19 PM, Rong Chen wrote: >> >> On 10/8/20 3:15 PM, Pavel Machek wrote: >>> Hi! >>> >>>> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >>>> head:   c85fb28b6f999db9928b841f63f1beeb3074eeca >>>> commit: 92a81562e695628086acb92f95090ab09d9b9ec0 leds: lp55xx: Add multicolor framework support to lp55xx >>>> date:   3 months ago >>>> config: arc-randconfig-r035-20201008 (attached as .config) >>>> compiler: arceb-elf-gcc (GCC) 9.3.0 >>>> 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=92a81562e695628086acb92f95090ab09d9b9ec0 >>>>          git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >>>>          git fetch --no-tags linus master >>>>          git checkout 92a81562e695628086acb92f95090ab09d9b9ec0 >>>>          # save the attached .config to linux build tree >>>>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc >>>> >>>> If you fix the issue, kindly add following tag as appropriate >>>> Reported-by: kernel test robot >>> Hi robot. Do you have human around to talk to? >>> >>>> All errors (new ones prefixed by >>): >>>> >>>>     arceb-elf-ld: lib/stackdepot.o: in function `filter_irq_stacks': >>>>     lib/stackdepot.c:331: undefined reference to `__irqentry_text_start' >>>>     arceb-elf-ld: lib/stackdepot.c:331: undefined reference to `__irqentry_text_start' >>>>     arceb-elf-ld: lib/stackdepot.o: in function `in_irqentry_text': >>>>     lib/stackdepot.c:323: undefined reference to `__irqentry_text_end' >>>>     arceb-elf-ld: lib/stackdepot.c:323: undefined reference to `__irqentry_text_end' >>>>     arceb-elf-ld: lib/stackdepot.c:324: undefined reference to `__softirqentry_text_start' >>>>     arceb-elf-ld: lib/stackdepot.c:324: undefined reference to `__softirqentry_text_start' >>>>     arceb-elf-ld: lib/stackdepot.c:325: undefined reference to `__softirqentry_text_end' >>>>     arceb-elf-ld: lib/stackdepot.c:325: undefined reference to >>> What is going on here? Did you just start testing arc? The commit >>> is... really old. >>> >> Hi Pavel, >> >> Only this error "arceb-elf-ld: include/linux/leds.h:193: undefined reference to `devm_led_classdev_register_ext'" was found in this commit, >> other errors are for reference only, and the test config is a rand config, so it's discovered by chance. > Hi, > Just for the record, I could not reproduce the build error > with the config file that was provided. > Hi Randy, I can reproduce it with the above reproduce steps: ➜  linux git:(92a81562e695) ✗ make CROSS_COMPILE=/home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf- ARCH=arc   CALL    scripts/checksyscalls.sh   CALL    scripts/atomic/check-atomics.sh   CHK     include/generated/compile.h   GEN     .version   CHK     include/generated/compile.h   UPD     include/generated/compile.h   CC      init/version.o   AR      init/built-in.a   LD      vmlinux.o   MODPOST vmlinux.symvers   MODINFO modules.builtin.modinfo   GEN     modules.builtin   LD      .tmp_vmlinux.kallsyms1 /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: lib/stackdepot.o: in function `filter_irq_stacks': /home/nfs/linux/lib/stackdepot.c:331: undefined reference to `__irqentry_text_start' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: /home/nfs/linux/lib/stackdepot.c:331: undefined reference to `__irqentry_text_start' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: lib/stackdepot.o: in function `in_irqentry_text': /home/nfs/linux/lib/stackdepot.c:323: undefined reference to `__irqentry_text_end' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: /home/nfs/linux/lib/stackdepot.c:323: undefined reference to `__irqentry_text_end' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: /home/nfs/linux/lib/stackdepot.c:324: undefined reference to `__softirqentry_text_start' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: /home/nfs/linux/lib/stackdepot.c:324: undefined reference to `__softirqentry_text_start' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: /home/nfs/linux/lib/stackdepot.c:325: undefined reference to `__softirqentry_text_end' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: /home/nfs/linux/lib/stackdepot.c:325: undefined reference to `__softirqentry_text_end' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: drivers/leds/leds-lp55xx-common.o: in function `devm_led_classdev_register': /home/nfs/linux/./include/linux/leds.h:193: undefined reference to `devm_led_classdev_register_ext' /home/nfs/0day/gcc-9.3.0-nolibc/arceb-elf/bin/arceb-elf-ld: /home/nfs/linux/./include/linux/leds.h:193: undefined reference to `devm_led_classdev_register_ext' make: *** [Makefile:1139: vmlinux] Error 1 Best Regards, Rong Chen