tree: https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git zero-initialize-pmem-5.16 head: 34b80c3d1203abd5fd64242ef25898c7d64166ca commit: c0ef00d1e835bfd24399aaa069b2b608dd60b485 [18/28] xfs: check absolute maximum nlevels for each btree type config: hexagon-randconfig-r041-20211007 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 58b68e70ebf6308f982426a2618782f473218eed) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git/commit/?id=c0ef00d1e835bfd24399aaa069b2b608dd60b485 git remote add djwong-xfs https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git git fetch --no-tags djwong-xfs zero-initialize-pmem-5.16 git checkout c0ef00d1e835bfd24399aaa069b2b608dd60b485 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=hexagon If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> fs/xfs/libxfs/xfs_ialloc_btree.c:552:46: warning: implicit conversion from 'unsigned long long' to 'unsigned long' changes value from 4294967296 to 0 [-Wconstant-conversion] return xfs_btree_compute_maxlevels(minrecs, XFS_MAX_AG_INODES); ~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^~~~~~~~~~~~~~~~~ fs/xfs/libxfs/xfs_fs.h:273:45: note: expanded from macro 'XFS_MAX_AG_INODES' #define XFS_MAX_AG_INODES (XFS_MAX_AG_BYTES / XFS_DINODE_MIN_SIZE) ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +552 fs/xfs/libxfs/xfs_ialloc_btree.c 543 544 unsigned int 545 xfs_inobt_absolute_maxlevels(void) 546 { 547 unsigned int minrecs[2]; 548 549 xfs_btree_absolute_minrecs(minrecs, 0, sizeof(xfs_inobt_rec_t), 550 sizeof(xfs_inobt_key_t) + sizeof(xfs_inobt_ptr_t)); 551 > 552 return xfs_btree_compute_maxlevels(minrecs, XFS_MAX_AG_INODES); 553 } 554 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org