tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 881007522c8fcc3785c75432dbb149ca1b78e106 commit: 63522bf3aced0a782b59f0314dbad5cdc8b14c59 scsi: ufs: core: Add L2P entry swap quirk for Micron UFS date: 3 months ago config: i386-randconfig-s001-20211109 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # 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 63522bf3aced0a782b59f0314dbad5cdc8b14c59 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/scsi/ufs/ 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 >>) drivers/scsi/ufs/ufshpb.c:335:25: sparse: expected restricted __be64 [usertype] ppn_tmp drivers/scsi/ufs/ufshpb.c:335:25: sparse: got unsigned long long [usertype] vim +335 drivers/scsi/ufs/ufshpb.c 324 325 static void 326 ufshpb_set_hpb_read_to_upiu(struct ufs_hba *hba, struct ufshpb_lu *hpb, 327 struct ufshcd_lrb *lrbp, u32 lpn, __be64 ppn, 328 u8 transfer_len, int read_id) 329 { 330 unsigned char *cdb = lrbp->cmd->cmnd; 331 __be64 ppn_tmp = ppn; 332 cdb[0] = UFSHPB_READ; 333 334 if (hba->dev_quirks & UFS_DEVICE_QUIRK_SWAP_L2P_ENTRY_FOR_HPB_READ) 336 337 /* ppn value is stored as big-endian in the host memory */ 338 memcpy(&cdb[6], &ppn_tmp, sizeof(__be64)); 339 cdb[14] = transfer_len; 340 cdb[15] = read_id; 341 342 lrbp->cmd->cmd_len = UFS_CDB_SIZE; 343 } 344 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org