From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 5271B313539; Mon, 23 Feb 2026 16:33:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771864395; cv=none; b=UtDXxBQyUV3lNYWg5lGtDOkzM3aWkjCURoCyeG6jpUOHIPVJx9XPBPuUvQJWmWHtBkoDzSdz62smZwTu9OU5wyBv32qcVHuYdQuZZL8k5/dZMxS9xb2IypCSNtsgfgO2eQM9wWvFAvpzEDKADrItmUMUWZ9bsXNVgNXzqS3GzJQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771864395; c=relaxed/simple; bh=Lx3d4xCCjQqM4hNnnOHqhZ8wgehpmy9M0RqpkyDnTVI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=tq6xcnQ8yfEVqHYjENDXHpbmMw6nlHYgXgCCTKmEaGcS1EMuYYxt9+wL0l3UMNkDdDFq1uH9g/40Zji/ja94/jbWzxTuY6mMY0MS0JD/jUzKywiPdI+7xUv4BfwqpLVmpTttk2G8Ke2xulA8seKCQnt7vB56BsKv/bbbVFiILU0= 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=RbVgKdin; arc=none smtp.client-ip=192.198.163.13 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="RbVgKdin" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1771864393; x=1803400393; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Lx3d4xCCjQqM4hNnnOHqhZ8wgehpmy9M0RqpkyDnTVI=; b=RbVgKdin5k0nOa4HFFL1/iWa1oHoI6xfuA880M76MiopqObWHb9LekNB n16nRFCeVZKEV9L+h8XdBiQiuhhkOhBbLUaGHd+Sg4PWx8EHdeKckE8Dn kTVZSXiBOvEIxeh7prWkiQnXD5beRv/ditPdlE01dRUTsD9OyWxmE7+Uz FqS1IQ89m5QmRwT+xik/aFtGRoMFmhV3x5Y6JZFDltnAZamtA+7/ncwPy wEtkRFpr5dizWPsgquliSfx+XZHHd9D5HMxzhgstLfVhs7de8NvTxYyHF Nh8Vxh4Jkx5lldPkSOnKdSnO37SNN3ROML+WCQjtGpDf6kVZV3bRFcTgJ g==; X-CSE-ConnectionGUID: Cr+AFm8URAq2RF3kH4o7bw== X-CSE-MsgGUID: 68ALZjEXTDCpWzNUgVKNPg== X-IronPort-AV: E=McAfee;i="6800,10657,11710"; a="75473023" X-IronPort-AV: E=Sophos;i="6.21,307,1763452800"; d="scan'208";a="75473023" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Feb 2026 08:33:13 -0800 X-CSE-ConnectionGUID: 5eDstWmVSTuQYmT8trOspg== X-CSE-MsgGUID: xW3CMIadS5CwrtommhN3PQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,307,1763452800"; d="scan'208";a="213951680" Received: from lkp-server02.sh.intel.com (HELO a3936d6a266d) ([10.239.97.151]) by fmviesa010.fm.intel.com with ESMTP; 23 Feb 2026 08:33:10 -0800 Received: from kbuild by a3936d6a266d with local (Exim 4.98.2) (envelope-from ) id 1vuYrr-000000000XF-2ez3; Mon, 23 Feb 2026 16:33:07 +0000 Date: Tue, 24 Feb 2026 00:32:45 +0800 From: kernel test robot To: Jori Koolstra , jlayton@kernel.org, chuck.lever@oracle.com, alex.aring@gmail.com, viro@zeniv.linux.org.uk, brauner@kernel.org, jack@suse.cz, arnd@arndb.de, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, jkoolstra@xs4all.nl Subject: Re: [PATCH] Add support for empty path in openat and openat2 syscalls Message-ID: <202602240038.MTqLbuRR-lkp@intel.com> References: <20260223151652.582048-1-jkoolstra@xs4all.nl> Precedence: bulk X-Mailing-List: linux-arch@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: <20260223151652.582048-1-jkoolstra@xs4all.nl> Hi Jori, kernel test robot noticed the following build errors: [auto build test ERROR on brauner-vfs/vfs.all] [also build test ERROR on linus/master v7.0-rc1 next-20260220] [cannot apply to arnd-asm-generic/master] [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/Jori-Koolstra/Add-support-for-empty-path-in-openat-and-openat2-syscalls/20260223-232002 base: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.all patch link: https://lore.kernel.org/r/20260223151652.582048-1-jkoolstra%40xs4all.nl patch subject: [PATCH] Add support for empty path in openat and openat2 syscalls config: alpha-allnoconfig (https://download.01.org/0day-ci/archive/20260224/202602240038.MTqLbuRR-lkp@intel.com/config) compiler: alpha-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260224/202602240038.MTqLbuRR-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/202602240038.MTqLbuRR-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from : fs/fcntl.c: In function 'fcntl_init': >> include/linux/compiler_types.h:705:45: error: call to '__compiletime_assert_393' declared with attribute error: BUILD_BUG_ON failed: 21 - 1 != HWEIGHT32( (VALID_OPEN_FLAGS & ~(O_NONBLOCK | O_NDELAY)) | __FMODE_EXEC) 705 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:686:25: note: in definition of macro '__compiletime_assert' 686 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:705:9: note: in expansion of macro '_compiletime_assert' 705 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ fs/fcntl.c:1172:9: note: in expansion of macro 'BUILD_BUG_ON' 1172 | BUILD_BUG_ON(21 - 1 /* for O_RDONLY being 0 */ != | ^~~~~~~~~~~~ vim +/__compiletime_assert_393 +705 include/linux/compiler_types.h eb5c2d4b45e3d2d Will Deacon 2020-07-21 691 eb5c2d4b45e3d2d Will Deacon 2020-07-21 692 #define _compiletime_assert(condition, msg, prefix, suffix) \ eb5c2d4b45e3d2d Will Deacon 2020-07-21 693 __compiletime_assert(condition, msg, prefix, suffix) eb5c2d4b45e3d2d Will Deacon 2020-07-21 694 eb5c2d4b45e3d2d Will Deacon 2020-07-21 695 /** eb5c2d4b45e3d2d Will Deacon 2020-07-21 696 * compiletime_assert - break build and emit msg if condition is false eb5c2d4b45e3d2d Will Deacon 2020-07-21 697 * @condition: a compile-time constant condition to check eb5c2d4b45e3d2d Will Deacon 2020-07-21 698 * @msg: a message to emit if condition is false eb5c2d4b45e3d2d Will Deacon 2020-07-21 699 * eb5c2d4b45e3d2d Will Deacon 2020-07-21 700 * In tradition of POSIX assert, this macro will break the build if the eb5c2d4b45e3d2d Will Deacon 2020-07-21 701 * supplied condition is *false*, emitting the supplied error message if the eb5c2d4b45e3d2d Will Deacon 2020-07-21 702 * compiler has support to do so. eb5c2d4b45e3d2d Will Deacon 2020-07-21 703 */ eb5c2d4b45e3d2d Will Deacon 2020-07-21 704 #define compiletime_assert(condition, msg) \ eb5c2d4b45e3d2d Will Deacon 2020-07-21 @705 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2d Will Deacon 2020-07-21 706 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki