From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 C557618A6DB for ; Sun, 19 Jul 2026 17:35:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784482561; cv=none; b=TJkci5bRs6GhHAtod29eN/sjQK13ijghWPwe4iONgX7THcy8bvHRFHZ8J/2pkTF9yOxXynL8Bgwn4HLdVNng+YH8Dl6wRcIeeqfDWlkZszqQSTxGhbf2QI7Mqz8zUfjEC7m/yTHo75x5KIvOAQMoHgwV7g3untaSP4pdC0Xfv0c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784482561; c=relaxed/simple; bh=0IYXZr6f80XVI53YeFokJuxoa9Lc+HP6Mos/duR/QgE=; h=Date:From:To:Cc:Subject:Message-ID; b=W7bQYhSjB7GhdQdBD4lfeZD2NPkMZm/CHY0rGZwuQuhQYpvAjY+Wg1s3yigxmQWbHOgGJ325a7YaklyNrhDcvgriOhiONCxRkvE5Ti796wyv7gYA/B3GAkisHDVu9hwvwN/YswluyMD/8at7elj9Z0hhDknH/7w87NK9PFCnoCM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=bOHdTkr2; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="bOHdTkr2" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1784482560; x=1816018560; h=date:from:to:cc:subject:message-id; bh=0IYXZr6f80XVI53YeFokJuxoa9Lc+HP6Mos/duR/QgE=; b=bOHdTkr2TPVdM9ZFr0Iq3gOyg+UcFvFlaOGm+Ir7I/2IzUBs0gDnxYyf Ul1DMVM8QUCcmXELqVFBfdQaAwwX6fDfCHdDrh4B8oLgdKrnp+3RO8brc 9VihHANmdq6c1M78l4hRHxF4Q8jl9O2chVbwo6z+REZFoJV+oWpTXywbv CR1R73vCqpVzEQ9uMY5QIlmeC19gHGbk/TaN+RxgjqI50gafO686WCGNj /O4pLmIkENWWtcfzOitZzr39my0VjascgSH3VfOBFCh+u3ov4/ULp4zY3 sXh9uicWJnsG8B9vzhXiAQD8RBRh+eqMYavcIs+zkM31K0YiU5R2BKBHr Q==; X-CSE-ConnectionGUID: OLinpXx0ScqWILzpVSCYmQ== X-CSE-MsgGUID: xBve2Sv/Qp6065WbjbIqCQ== X-IronPort-AV: E=McAfee;i="6800,10657,11851"; a="102624508" X-IronPort-AV: E=Sophos;i="6.25,173,1779174000"; d="scan'208";a="102624508" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Jul 2026 10:35:59 -0700 X-CSE-ConnectionGUID: oE48BiEQQ52hgmFW4wP1Zg== X-CSE-MsgGUID: akjP/pDeRSKenhG2PS7kjw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,173,1779174000"; d="scan'208";a="280536089" Received: from lkp-server02.sh.intel.com (HELO ea128546eb3d) ([10.239.97.151]) by fmviesa002.fm.intel.com with ESMTP; 19 Jul 2026 10:35:57 -0700 Received: from kbuild by ea128546eb3d with local (Exim 4.98.2) (envelope-from ) id 1wlVQa-00000000VcO-3Jor; Sun, 19 Jul 2026 17:35:50 +0000 Date: Mon, 20 Jul 2026 01:35:20 +0800 From: kernel test robot To: Rong Xu Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Nathan Chancellor , Masahiro Yamada Subject: vmlinux.o: warning: objtool: gdb_serial_stub+0x6d8: machine_restart() missing __noreturn in .c/.h or NORETURN() in noreturns.h Message-ID: <202607200359.Zpe4HXfO-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 94515f3a7d4256a5062176b7d6ed0471938cd51a commit: 9f2aee8f7d1842be08da860e45265d30dba0d1f7 kbuild: distributed build support for Clang ThinLTO date: 7 weeks ago config: loongarch-randconfig-r064-20260719 (https://download.01.org/0day-ci/archive/20260720/202607200359.Zpe4HXfO-lkp@intel.com/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260720/202607200359.Zpe4HXfO-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Fixes: 9f2aee8f7d18 ("kbuild: distributed build support for Clang ThinLTO") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202607200359.Zpe4HXfO-lkp@intel.com/ All warnings (new ones prefixed by >>): >> vmlinux.o: warning: objtool: gdb_serial_stub+0x6d8: machine_restart() missing __noreturn in .c/.h or NORETURN() in noreturns.h vmlinux.o: warning: objtool: kernel_entry+0xec: start_kernel() missing __noreturn in .c/.h or NORETURN() in noreturns.h -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki