From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E07534A02 for ; Mon, 22 Aug 2022 18:00:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1661191200; x=1692727200; h=date:from:to:cc:subject:message-id:mime-version; bh=CPFy24F8sy/omsQamBjsDDWtFQi9GRtcPb64gkgr7Dg=; b=cbpuAb7Qm3OnwiAQOphl89cgetqscSAdEKL7IYiVPIsplwwnhhNwiXyg wTX9MLx2MM3RdEkotza89qxgdC+sH26gnanFxrJgNOrYoXMkBZLZpSPL1 VOE4PXBeraXDOmkVY0NkfQhv8KIijBPm4kn6J97XH9ha3iylts35J9JFU +KOQU0XSUMnVb5abDLobOzLbGu/QKroCfYCfWp5443JANl6uYQA3MnQWI fekpjSrGucxJnccre7pQ284uJ/utNePL1FpMZuaSScRRoH2/UgRApW+me /k7FaDkcMsH45afFSXsYanJ0PD2fvz8vhOtRGr91RrAyIz4IuZPgygCVy g==; X-IronPort-AV: E=McAfee;i="6500,9779,10447"; a="280455557" X-IronPort-AV: E=Sophos;i="5.93,255,1654585200"; d="scan'208";a="280455557" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Aug 2022 11:00:00 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,255,1654585200"; d="scan'208";a="751379047" Received: from lkp-server01.sh.intel.com (HELO dd9b29378baa) ([10.239.97.150]) by fmsmga001.fm.intel.com with ESMTP; 22 Aug 2022 10:59:58 -0700 Received: from kbuild by dd9b29378baa with local (Exim 4.96) (envelope-from ) id 1oQBiQ-0000Y5-12; Mon, 22 Aug 2022 17:59:58 +0000 Date: Tue, 23 Aug 2022 01:59:14 +0800 From: kernel test robot To: Thomas Zimmermann Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Noralf =?iso-8859-1?Q?Tr=F8nnes?= Subject: ld.lld: error: undefined symbol: drm_gem_fb_begin_cpu_access Message-ID: <202208230156.Vo2ozAm4-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 1c23f9e627a7b412978b4e852793c5e3c3efc555 commit: 08971eea06db3377ea1f9ff4f95a5df5f6c9aeb7 drm/mipi-dbi: Use framebuffer dma-buf helpers date: 1 year, 1 month ago config: x86_64-randconfig-a002-20220822 (https://download.01.org/0day-ci/archive/20220823/202208230156.Vo2ozAm4-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) 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=08971eea06db3377ea1f9ff4f95a5df5f6c9aeb7 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 08971eea06db3377ea1f9ff4f95a5df5f6c9aeb7 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: drm_gem_fb_begin_cpu_access >>> referenced by drm_mipi_dbi.c:207 (drivers/gpu/drm/drm_mipi_dbi.c:207) >>> gpu/drm/drm_mipi_dbi.o:(mipi_dbi_buf_copy) in archive drivers/built-in.a -- >> ld.lld: error: undefined symbol: drm_gem_fb_end_cpu_access >>> referenced by drm_mipi_dbi.c:227 (drivers/gpu/drm/drm_mipi_dbi.c:227) >>> gpu/drm/drm_mipi_dbi.o:(mipi_dbi_buf_copy) in archive drivers/built-in.a -- 0-DAY CI Kernel Test Service https://01.org/lkp