From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) (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 7EB801578 for ; Tue, 15 Feb 2022 15:41:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1644939663; x=1676475663; h=date:from:cc:subject:message-id:mime-version; bh=2oO8/10MFcMCOYqNAD9cvhK5NMUVcVkLqj3qdOkyTT8=; b=KwdzmqTy64Gg6jXAH4jdFGcQBAO66YHjqDv6CQjIrz0h0aXlmyg39rVX UBtX80FwdRXTQFCLYas0LtZy3/pglBR2U5PXlYqY5b6cQ2C4DgM0oe++3 EJQ6uKUa/VZFCxL+43myEttC/qhpXZNAF1b2pP/m0ca/b3j+KzR+rjXwo FpNcRrRJYO2on3aUQdhtEr1rHKKbIcIaTw3mfn+rUP4jAna8JlAmkT7+c 3GoevJEYtidq+Nl1OpF4fApnPoo/CAXiA+tT6LobLtcdvD61leES/ng1Q JgOYFyWYfB8BcA0jWO4FNL+zY0x8SeOSz8ksR1HFkb73eqA9EIbZh+UGS w==; X-IronPort-AV: E=McAfee;i="6200,9189,10258"; a="250320828" X-IronPort-AV: E=Sophos;i="5.88,371,1635231600"; d="scan'208";a="250320828" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Feb 2022 07:40:54 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,371,1635231600"; d="scan'208";a="497244038" Received: from lkp-server01.sh.intel.com (HELO d95dc2dabeb1) ([10.239.97.150]) by orsmga006.jf.intel.com with ESMTP; 15 Feb 2022 07:40:53 -0800 Received: from kbuild by d95dc2dabeb1 with local (Exim 4.92) (envelope-from ) id 1nJzwi-0009nv-TC; Tue, 15 Feb 2022 15:40:52 +0000 Date: Tue, 15 Feb 2022 23:39:55 +0800 From: kernel test robot Cc: kbuild-all@lists.01.org, llvm@lists.linux.dev Subject: [intel-tdx:guest-rebased 128/133] arch/x86/kernel/head_64.o: warning: objtool: verify_cpu()+0x4d: unreachable instruction Message-ID: <202202152337.dgk9Lm8b-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: "Kirill A. Shutemov" tree: https://github.com/intel/tdx.git guest-rebased head: 36c91f6d572820e8556972fd7644bd96798e85d6 commit: fc9eb9756100201dbc23d220d3441115866085c8 [128/133] [REVERTME] x86/tdx: Add CONFIG option for KVM SDV workarounds config: x86_64-randconfig-a002-20220214 (https://download.01.org/0day-ci/archive/20220215/202202152337.dgk9Lm8b-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 37f422f4ac31c8b8041c6b62065263314282dab6) 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/fc9eb9756100201dbc23d220d3441115866085c8 git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx guest-rebased git checkout fc9eb9756100201dbc23d220d3441115866085c8 # 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