From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (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 9A02768 for ; Thu, 9 Dec 2021 14:22:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1639059751; x=1670595751; h=date:from:cc:subject:message-id:mime-version; bh=Y3dkc4QxDTBpYV0Hptiiq9+7mOa2IrjtYWZrE3J4iTs=; b=kXwHKD4O9nBGIgl4w8o+XfkXM6wa+L7n8R47eMluXUNNowjbk32RCmBw kdxTI+z1vvRcQ1hbjjKqY89M9WiHr4o1Jmvmba7GRqED4gBu5B8Tk3i6i iCLCMpsuRTVt/RUaoT6DIf2FEHZmgYmW2UTtcpGXuAQEo8OFhsXvYWrLL +1947hupYr7+0PhFsyGzO89fBcROKwENUjJSs5cp7reloebsOXyFwOC5i bBqByFxNfH6d0IMtXsDZiB1P7Y3r2U54q/3sN/WOMJ6vrp9LNQACrKF0c Zv06pQCTxCjQXZkQm3jwjGDqIfBjCNjOrPGKls/cT3uthmw9PxIKKtnXA g==; X-IronPort-AV: E=McAfee;i="6200,9189,10192"; a="235617256" X-IronPort-AV: E=Sophos;i="5.88,192,1635231600"; d="scan'208";a="235617256" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Dec 2021 06:22:29 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,192,1635231600"; d="scan'208";a="516672354" Received: from lkp-server02.sh.intel.com (HELO 9e1e9f9b3bcb) ([10.239.97.151]) by fmsmga007.fm.intel.com with ESMTP; 09 Dec 2021 06:22:29 -0800 Received: from kbuild by 9e1e9f9b3bcb with local (Exim 4.92) (envelope-from ) id 1mvKJY-00020c-2X; Thu, 09 Dec 2021 14:22:28 +0000 Date: Thu, 9 Dec 2021 22:21:27 +0800 From: kernel test robot Cc: kbuild-all@lists.01.org, llvm@lists.linux.dev Subject: [intel-tdx:guest 143/144] arch/x86/kernel/head_64.o: warning: objtool: verify_cpu()+0x4d: unreachable instruction Message-ID: <202112092243.McNUP2KL-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 User-Agent: Mutt/1.10.1 (2018-07-13) CC: linux-kernel@vger.kernel.org TO: Andi Kleen CC: Kuppuswamy Sathyanarayanan tree: https://github.com/intel/tdx.git guest head: 41fe88a1b3c28543f49fa6ed9e0e9b6650ed7614 commit: 4844d5297235bef6b92fe9d0649d2f066f623d5a [143/144] [REVERTME] x86/tdx: Add CONFIG option for KVM SDV workarounds config: x86_64-randconfig-a011-20211209 (https://download.01.org/0day-ci/archive/20211209/202112092243.McNUP2KL-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a) 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://github.com/intel/tdx/commit/4844d5297235bef6b92fe9d0649d2f066f623d5a git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx guest git checkout 4844d5297235bef6b92fe9d0649d2f066f623d5a # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/x86/kernel/head_64.o: warning: objtool: verify_cpu()+0x4d: unreachable instruction --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org