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a="2105688" X-IronPort-AV: E=Sophos;i="6.27,186,1787036400"; d="scan'208";a="2105688" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Oct 2026 02:30:50 -0700 X-CSE-ConnectionGUID: BcqvU1G1SSm/yNnuTrC3yg== X-CSE-MsgGUID: FOjbRedcSSGJmVE1BjhqEg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,186,1787036400"; d="scan'208";a="5714806" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa001.fm.intel.com with ESMTP; 30 Oct 2026 02:30:48 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xMiwf-00000000bXQ-2MsZ; Fri, 30 Oct 2026 09:30:45 +0000 Date: Fri, 30 Oct 2026 17:29:45 +0800 From: kernel test robot To: Artem Blagodarenko , linux-ext4@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, tytso@mit.edu, jack@suse.cz, adilger.kernel@dilger.ca, ablagodarenko@thelustrecollective.com, Artem Blagodarenko , Pravin Shelar , Andreas Dilger Subject: Re: [PATCH v13 08/11] ext4: dirdata feature Message-ID: <202610301711.NaWjQ2jw-lkp@intel.com> References: <20261029122413.230409-9-ablagodarenko@thelustrecollective.com> X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261029122413.230409-9-ablagodarenko@thelustrecollective.com> Hi Artem, kernel test robot noticed the following build warnings: [auto build test WARNING on 8c4f6e3376348fc3162eed86a05b933921c8f9ed] url: https://github.com/intel-lab-lkp/linux/commits/Artem-Blagodarenko/ext4-validate-count-against-limit-in-ext4_dx_csum_verify-_set/20261029-122400 base: 8c4f6e3376348fc3162eed86a05b933921c8f9ed patch link: https://lore.kernel.org/r/20261029122413.230409-9-ablagodarenko%40thelustrecollective.com patch subject: [PATCH v13 08/11] ext4: dirdata feature config: arm-randconfig-1000-20261030 (https://download.01.org/0day-ci/archive/20261030/202610301711.NaWjQ2jw-lkp@intel.com/config) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261030/202610301711.NaWjQ2jw-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/202610301711.NaWjQ2jw-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from fs/ext4/namei.c:39: >> fs/ext4/ext4.h:2634:29: warning: field dh_hash within 'struct ext4_dirent_hash' is less aligned than 'struct ext4_dir_entry_hash' and is usually due to 'struct ext4_dirent_hash' being packed, which can lead to unaligned accesses [-Wunaligned-access] 2634 | struct ext4_dir_entry_hash dh_hash; | ^ 1 warning generated. vim +2634 fs/ext4/ext4.h ca153a95a4cb6a fs/ext4/ext4.h Artem Blagodarenko 2026-10-29 2631 ca153a95a4cb6a fs/ext4/ext4.h Artem Blagodarenko 2026-10-29 2632 struct ext4_dirent_hash { ca153a95a4cb6a fs/ext4/ext4.h Artem Blagodarenko 2026-10-29 2633 struct ext4_dirent_data_header dh_header; ca153a95a4cb6a fs/ext4/ext4.h Artem Blagodarenko 2026-10-29 @2634 struct ext4_dir_entry_hash dh_hash; ca153a95a4cb6a fs/ext4/ext4.h Artem Blagodarenko 2026-10-29 2635 } __packed; ac27a0ec112a08 include/linux/ext4_fs.h Dave Kleikamp 2006-10-11 2636 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki