From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (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 E60283CF970 for ; Thu, 14 May 2026 22:58:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778799483; cv=none; b=CaWRk9snuKZY1fMdxeRcKCqiyBVdHZT7iDwYGhfnyo8cxlEfmV2TParkln8n91X2v7zUGkCmZR7nwq36HmKdfgxNmj3gOlzfmWeha53PIQcHtkpmMbTAY9v1f6ACdkFVJ5dYHNCxJuy4MTPybdTq+c5xu1u49E5D4EJWVhFYwpY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778799483; c=relaxed/simple; bh=zrt/EVft95Ds/UkzYPw1Trk/9ucpz1y9K+hzj/3m93A=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=W4gALGFivTPZeq7A/+lz8tj6yBW/kJ+BsloJ9bXKttQ9vcvOwBhguHDa1FIe/7LQQfFwvDjJXvXvpBbNYax0WgOVZjv/ZhAYhyYJZl258AikAZ/s7DJGN9Hykn9PYrsmVqWUdKjKgHfHWO0SSYQNWgqTowhI/N68QRuWq+zYGU0= 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=nebQ0sDs; arc=none smtp.client-ip=192.198.163.10 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="nebQ0sDs" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1778799482; x=1810335482; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=zrt/EVft95Ds/UkzYPw1Trk/9ucpz1y9K+hzj/3m93A=; b=nebQ0sDs+IF8y4NBVPq8Avxqg3bY4u4VNkw2dAG9pP9SBG0ZUe9xPgel kCfNdxgNIDK4WjICIRQzTa8Xbd/KASFFjU0yb02QpTgPhpn1TkUhzJH9i E3nBraXB03R6shy5VuwJXiRuykpX357iczMIfp+P7Lku4H8Dq8HqNXNhU SS457OV6wFH/2emNFaaap3o5FDu/T/zWez3h2HV0EUilDEo/7VjeLco80 WkGito3Cci5tfs5hLhyyilEh7CwKtle+JFoLcGFyuyHabgUDpxDB9TbBY sgmxCIgqs3KkCUFORlfTyrVW0aRP3I9RvWmczS6/M1+9Clz7c/z9glD0x Q==; X-CSE-ConnectionGUID: B0JnLwqJSdyW2JWUxHT88g== X-CSE-MsgGUID: 9Y8GW86gS/KbEucyFxVhUA== X-IronPort-AV: E=McAfee;i="6800,10657,11786"; a="91137125" X-IronPort-AV: E=Sophos;i="6.23,235,1770624000"; d="scan'208";a="91137125" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2026 15:58:01 -0700 X-CSE-ConnectionGUID: oT7pUIg+THWrf70QDjapZQ== X-CSE-MsgGUID: fLiGfCsgQ+eXLThhEqcRLg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,235,1770624000"; d="scan'208";a="234080232" Received: from lkp-server02.sh.intel.com (HELO 7a33ad3e7d27) ([10.239.97.151]) by fmviesa006.fm.intel.com with ESMTP; 14 May 2026 15:57:56 -0700 Received: from kbuild by 7a33ad3e7d27 with local (Exim 4.98.2) (envelope-from ) id 1wNezh-000000000GT-2tmq; Thu, 14 May 2026 22:57:35 +0000 Date: Fri, 15 May 2026 06:54:18 +0800 From: kernel test robot To: Rik van Riel , Thomas Gleixner Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Ingo Molnar , Borislav Petkov , x86@kernel.org, linux-kernel@vger.kernel.org, kernel-team@meta.com, Dave Hansen , Andy Lutomirski , Xin Li Subject: Re: [PATCH] x86/entry: Read CR2 in asm entry stub to redcue NMI clobbering window Message-ID: <202605150623.VcCzav1N-lkp@intel.com> References: <20260513121259.0aae7adc@fangorn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260513121259.0aae7adc@fangorn> Hi Rik, kernel test robot noticed the following build errors: [auto build test ERROR on tip/master] [also build test ERROR on tip/x86/asm tip/x86/core linus/master v7.1-rc3 next-20260508] [cannot apply to tip/auto-latest] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Rik-van-Riel/x86-entry-Read-CR2-in-asm-entry-stub-to-redcue-NMI-clobbering-window/20260514-162554 base: tip/master patch link: https://lore.kernel.org/r/20260513121259.0aae7adc%40fangorn patch subject: [PATCH] x86/entry: Read CR2 in asm entry stub to redcue NMI clobbering window config: i386-buildonly-randconfig-006-20260515 (https://download.01.org/0day-ci/archive/20260515/202605150623.VcCzav1N-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260515/202605150623.VcCzav1N-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 | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202605150623.VcCzav1N-lkp@intel.com/ All errors (new ones prefixed by >>): >> arch/x86/include/asm/idtentry.h:627:16: error: unexpected token in argument list idtentry_pf 14 asm_exc_page_fault exc_page_fault; ^ vim +627 arch/x86/include/asm/idtentry.h 623 624 /* Raw exception entries which need extra work */ 625 DECLARE_IDTENTRY_RAW(X86_TRAP_UD, exc_invalid_op); 626 DECLARE_IDTENTRY_RAW(X86_TRAP_BP, exc_int3); > 627 DECLARE_IDTENTRY_PF(X86_TRAP_PF, exc_page_fault); 628 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki