From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (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 D37F71A76CA; Thu, 3 Oct 2024 17:56:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727978209; cv=none; b=amaGURewKAIyVsF6A+ZhZjuViyLPaMkOfeapWZEeVQhCql6kKXCURWi7Hbq/jtYYMiI6hBiYsIkZAUf9inqGms+s8pQYa+MBdEO5hivuB/ZX2JYA8Ak2Q1aqZmO1ewB7JC+0p0gZaJRqJ7zXVdR9VmRhHDzGPJy/at97nqNOwpY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727978209; c=relaxed/simple; bh=Tdz26YASw+9dvuOBtCyGwKlhjo+jgUjMABkC2CrdMsU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=CMdWvoWd3vtstIMt7CBTWs+McvtQP18misAFCwtiHtb7nH7gYCsthJ1NGNk7LJYLPgLAvZyMbVFG5N2qS1JsFHEDk98pW0RQ4gQDprXU2//BCb89qIHOddiGOBw8uOEu/WiwOVDswisE0j1NIuezm0Q5TrgFIB09PlkOpwACttQ= 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=iI6omeBD; arc=none smtp.client-ip=198.175.65.11 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="iI6omeBD" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1727978207; x=1759514207; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Tdz26YASw+9dvuOBtCyGwKlhjo+jgUjMABkC2CrdMsU=; b=iI6omeBDc2JFg4iVnzvJlwN0tG/INzff2Nh2TziMIjczvXUS6SObFQOX SXIFMmyANFRtiRlo7HoSJvv2BYQ+UopkH7v0YTleX4ofdg8x/bGA9dTMG jj1a4L0LzUUTzOEjU7QONFF0ttO5myJzNG+uw67V5FiUsOr58AWPf5lz3 2dmQ4kNXqaJCKOE/4SJK+uVA7MrJChaqwj7I27YfEFXLJeJIDrGYChMDb q4JPYsfaDX+jMQAxZNmQV9BIwvwj0e5deNnUWIoABLj3OT3sYhCTeP0oZ FFBMnnF9LOFoLfo21OZ3Dh4DY4iUQ177OJraLQVA0rr0XucF1hDj/VDow w==; X-CSE-ConnectionGUID: M6/GC9aqQx6KayUWHhAKVA== X-CSE-MsgGUID: 51ntRmi/QmqSK+DhTj5Ylw== X-IronPort-AV: E=McAfee;i="6700,10204,11214"; a="37749978" X-IronPort-AV: E=Sophos;i="6.11,175,1725346800"; d="scan'208";a="37749978" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Oct 2024 10:56:47 -0700 X-CSE-ConnectionGUID: 11Robe9ISIGg+2J4PucE6A== X-CSE-MsgGUID: cra+AehDQ1ivTOPes+L8Iw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,175,1725346800"; d="scan'208";a="74012973" Received: from lkp-server01.sh.intel.com (HELO a48cf1aa22e8) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 03 Oct 2024 10:56:45 -0700 Received: from kbuild by a48cf1aa22e8 with local (Exim 4.96) (envelope-from ) id 1swQ4A-0000kR-1v; Thu, 03 Oct 2024 17:56:42 +0000 Date: Fri, 4 Oct 2024 01:55:55 +0800 From: kernel test robot To: Ard Biesheuvel , x86@kernel.org Cc: oe-kbuild-all@lists.linux.dev, llvm@lists.linux.dev, linux-kernel@vger.kernel.org, Ard Biesheuvel , stable@vger.kernel.org, Fangrui Song , Brian Gerst , Uros Bizjak , Nathan Chancellor , Andy Lutomirski Subject: Re: [PATCH] x86/stackprotector: Work around strict Clang TLS symbol requirements Message-ID: <202410040122.shftyeMf-lkp@intel.com> References: <20241002092534.3163838-2-ardb+git@google.com> Precedence: bulk X-Mailing-List: stable@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: <20241002092534.3163838-2-ardb+git@google.com> Hi Ard, kernel test robot noticed the following build warnings: [auto build test WARNING on tip/x86/core] [also build test WARNING on tip/master linus/master tip/x86/asm v6.12-rc1 next-20241003] [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/Ard-Biesheuvel/x86-stackprotector-Work-around-strict-Clang-TLS-symbol-requirements/20241002-172733 base: tip/x86/core patch link: https://lore.kernel.org/r/20241002092534.3163838-2-ardb%2Bgit%40google.com patch subject: [PATCH] x86/stackprotector: Work around strict Clang TLS symbol requirements config: i386-randconfig-061-20241003 (https://download.01.org/0day-ci/archive/20241004/202410040122.shftyeMf-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/20241004/202410040122.shftyeMf-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/202410040122.shftyeMf-lkp@intel.com/ All warnings (new ones prefixed by >>, old ones prefixed by <<): WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/locking/test-ww_mutex.o WARNING: modpost: EXPORT symbol "__ref_stack_chk_guard" [vmlinux] version generation failed, symbol will not be versioned. Is "__ref_stack_chk_guard" prototyped in ? WARNING: modpost: "__ref_stack_chk_guard" [kernel/rcu/refscale.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [kernel/torture.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [fs/nfs/nfsv4.ko] has no CRC! >> WARNING: modpost: "__ref_stack_chk_guard" [fs/unicode/utf8-selftest.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [fs/smb/client/cifs.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [crypto/gcm.ko] has no CRC! >> WARNING: modpost: "__ref_stack_chk_guard" [lib/kunit/kunit-test.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/string_kunit.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/string_helpers_kunit.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/test_hexdump.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/test_hash.ko] has no CRC! >> WARNING: modpost: "__ref_stack_chk_guard" [lib/test_printf.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/test_scanf.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/test_bitmap.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/test_uuid.ko] has no CRC! >> WARNING: modpost: "__ref_stack_chk_guard" [lib/cmdline_kunit.ko] has no CRC! >> WARNING: modpost: "__ref_stack_chk_guard" [lib/memcpy_kunit.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/overflow_kunit.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/stackinit_kunit.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/fortify_kunit.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [lib/siphash_kunit.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [drivers/gpu/drm/tests/drm_cmdline_parser_test.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [drivers/gpu/drm/tests/drm_connector_test.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [drivers/gpu/drm/tests/drm_format_helper_test.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [drivers/gpu/drm/display/drm_display_helper.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [drivers/base/test/property-entry-test.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [drivers/power/supply/test_power.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [net/mptcp/mptcp_crypto_test.ko] has no CRC! WARNING: modpost: "__ref_stack_chk_guard" [net/dns_resolver/dns_resolver.ko] has no CRC! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki