From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 4B9F0A927 for ; Sat, 5 Jul 2025 06:01:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751695293; cv=none; b=X+n+PdSeUHiM+YRugaMvXiI/xdKyANgcGihvkWhZeFc2acAeIGocrkCxeLsqaqURGOOSZuErenqlJJ+Flrb8lt0G2KD/lyHnNKNxCYuOb5fkhMyljmYC36E3HVtHqRsWLmYMuZMN8IaVrwGeF67/1G25ne4uqr5sJNxWYFfw/go= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751695293; c=relaxed/simple; bh=Jwk7LrOiEZVMgoQ8L3FzYRWdRU10TKG82/z45Yk2RnA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qClkjpLs8hhg1hjv/lGK0BW0FtBUyQlJTaWv3KnmZLk1LHT1B68shxH2mU+TOvNb6nEOFP7/RGpvymChJuMtCTH+twLqHmR4uuRNS53biG/Ovlt6dXP/KiKBtKzoi9yZ5JNYo77cRNiuuGPbJJeC9equDX7lvutDYJLicyOr+L0= 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=TImUVJS+; arc=none smtp.client-ip=198.175.65.13 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="TImUVJS+" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1751695291; x=1783231291; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Jwk7LrOiEZVMgoQ8L3FzYRWdRU10TKG82/z45Yk2RnA=; b=TImUVJS+T70ZVNYahs5w9bXnmMhBe4gIYYpKe3CkEMZx870k+nlxapLv nS9fglZZ/E8NNhOoc7WB1viL5ghbZEQqWIE4d/ZI9+4ZnYcSdtNYcFaq2 bGM8GsZ/zdThZFy10csAijvi+6N+ihj2qOM47aepuNIRk9sCV9Ni0U9as m6wMaVVxkcY0ti2HlOOFT5fqTPX0LiVHlrb8MKdebfGobgY7nwgkBpH+y 8cw8oDqYqcufEi5i4mOee1PW/rIs7gFRq7gjTwlizUQmp4xNiKikJ7KfW wdTM2mzClXqOJeJfUm20NBP4utt0V/RTHLlwv3l+M2I7SWjUEwRj3yu6r Q==; X-CSE-ConnectionGUID: 2HIfZVhuSTGfg6kreDjX7g== X-CSE-MsgGUID: UXM5a9uVT4uvY5doAYVT0g== X-IronPort-AV: E=McAfee;i="6800,10657,11484"; a="65061951" X-IronPort-AV: E=Sophos;i="6.16,289,1744095600"; d="scan'208";a="65061951" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jul 2025 23:01:30 -0700 X-CSE-ConnectionGUID: r9LQNFAwSv2J+KZ6Sb8NPQ== X-CSE-MsgGUID: DL362qTISWOqwA+hdZZQ2w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,289,1744095600"; d="scan'208";a="160445501" Received: from lkp-server01.sh.intel.com (HELO 0b2900756c14) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 04 Jul 2025 23:01:26 -0700 Received: from kbuild by 0b2900756c14 with local (Exim 4.96) (envelope-from ) id 1uXvxj-0004KT-0E; Sat, 05 Jul 2025 06:01:23 +0000 Date: Sat, 5 Jul 2025 14:00:35 +0800 From: kernel test robot To: Matt Fleming , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-kernel@vger.kernel.org, kernel-team@cloudflare.com, Marco Elver , Alexander Potapenko , Andrey Konovalov , Dmitry Vyukov , Oscar Salvador , Vlastimil Babka , Matt Fleming Subject: Re: [PATCH v2] stackdepot: Make max number of pools build-time configurable Message-ID: <202507051300.E0JSHxu1-lkp@intel.com> References: <20250704120604.2688934-1-matt@readmodwrite.com> 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: <20250704120604.2688934-1-matt@readmodwrite.com> Hi Matt, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-nonmm-unstable] [also build test ERROR on linus/master v6.16-rc4 next-20250704] [cannot apply to akpm-mm/mm-everything] [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/Matt-Fleming/stackdepot-Make-max-number-of-pools-build-time-configurable/20250704-200804 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable patch link: https://lore.kernel.org/r/20250704120604.2688934-1-matt%40readmodwrite.com patch subject: [PATCH v2] stackdepot: Make max number of pools build-time configurable config: arm64-randconfig-001-20250705 (https://download.01.org/0day-ci/archive/20250705/202507051300.E0JSHxu1-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 10.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250705/202507051300.E0JSHxu1-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/202507051300.E0JSHxu1-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from include/linux/init.h:5, from include/linux/printk.h:6, from include/asm-generic/bug.h:22, from arch/arm64/include/asm/bug.h:26, from include/linux/bug.h:5, from include/linux/vfsdebug.h:5, from include/linux/fs.h:5, from include/linux/debugfs.h:15, from lib/stackdepot.c:17: >> include/linux/build_bug.h:78:41: error: static assertion failed: "DEPOT_MAX_POOLS <= (1LL << (DEPOT_POOL_INDEX_BITS)) - 1" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ lib/stackdepot.c:42:1: note: in expansion of macro 'static_assert' 42 | static_assert(DEPOT_MAX_POOLS <= (1LL << (DEPOT_POOL_INDEX_BITS)) - 1); | ^~~~~~~~~~~~~ vim +78 include/linux/build_bug.h bc6245e5efd70c Ian Abbott 2017-07-10 60 6bab69c65013be Rasmus Villemoes 2019-03-07 61 /** 6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time 6bab69c65013be Rasmus Villemoes 2019-03-07 63 * 6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a 6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the 6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression). 6bab69c65013be Rasmus Villemoes 2019-03-07 67 * 6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global 6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant 6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is 6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr). 6bab69c65013be Rasmus Villemoes 2019-03-07 72 * 6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is 6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is 6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false. 6bab69c65013be Rasmus Villemoes 2019-03-07 76 */ 6bab69c65013be Rasmus Villemoes 2019-03-07 77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) 6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) 6bab69c65013be Rasmus Villemoes 2019-03-07 79 07a368b3f55a79 Maxim Levitsky 2022-10-25 80 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki