tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ee1703cda8dc777e937dec172da55beaf1a74919 commit: c3f69c7f629ff53c75f335754ea41426b8e095de scsi: ata: Switch to attribute groups date: 5 weeks ago config: sparc64-randconfig-s031-20211116 (attached as .config) compiler: sparc64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout c3f69c7f629ff53c75f335754ea41426b8e095de # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=sparc64 SHELL=/bin/bash drivers/ata/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) -- vim +/ata_ncq_sdev_attrs +925 drivers/ata/libata-sata.c 924 926 &dev_attr_unload_heads.attr, 927 &dev_attr_ncq_prio_enable.attr, 928 &dev_attr_ncq_prio_supported.attr, 929 NULL 930 }; 931 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org