Hi Konstantin, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.10-rc4 next-20201120] [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] url: https://github.com/0day-ci/linux/commits/Konstantin-Komarov/NTFS-read-write-driver-GPL-implementation-by-Paragon-Software/20201121-001320 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 4d02da974ea85a62074efedf354e82778f910d82 config: arm64-randconfig-s031-20201120 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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: v0.6.3-134-gb59dbdaf-dirty # https://github.com/0day-ci/linux/commit/af7bf0c625d20c0ebe8b4c180b4422b2a37a9dd5 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Konstantin-Komarov/NTFS-read-write-driver-GPL-implementation-by-Paragon-Software/20201121-001320 git checkout af7bf0c625d20c0ebe8b4c180b4422b2a37a9dd5 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> "sparse warnings: (new ones prefixed by >>)" >> fs/ntfs3/super.c:1251:34: sparse: sparse: cast to restricted __le16 >> fs/ntfs3/super.c:1251:34: sparse: sparse: cast to restricted __le16 >> fs/ntfs3/super.c:1251:34: sparse: sparse: cast to restricted __le16 >> fs/ntfs3/super.c:1251:34: sparse: sparse: cast to restricted __le16 vim +1251 fs/ntfs3/super.c c7374db749d575f Konstantin Komarov 2020-11-20 1132 c7374db749d575f Konstantin Komarov 2020-11-20 1133 /* Check bitmap boundary */ c7374db749d575f Konstantin Komarov 2020-11-20 1134 tt = sbi->used.bitmap.nbits; c7374db749d575f Konstantin Komarov 2020-11-20 1135 if (inode->i_size < bitmap_size(tt)) { c7374db749d575f Konstantin Komarov 2020-11-20 1136 err = -EINVAL; c7374db749d575f Konstantin Komarov 2020-11-20 1137 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1138 } c7374db749d575f Konstantin Komarov 2020-11-20 1139 c7374db749d575f Konstantin Komarov 2020-11-20 1140 /* Not necessary */ c7374db749d575f Konstantin Komarov 2020-11-20 1141 sbi->used.bitmap.set_tail = true; c7374db749d575f Konstantin Komarov 2020-11-20 1142 err = wnd_init(&sbi->used.bitmap, sbi->sb, tt); c7374db749d575f Konstantin Komarov 2020-11-20 1143 if (err) c7374db749d575f Konstantin Komarov 2020-11-20 1144 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1145 c7374db749d575f Konstantin Komarov 2020-11-20 1146 iput(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1147 c7374db749d575f Konstantin Komarov 2020-11-20 1148 /* Compute the mft zone */ c7374db749d575f Konstantin Komarov 2020-11-20 1149 err = ntfs_refresh_zone(sbi); c7374db749d575f Konstantin Komarov 2020-11-20 1150 if (err) c7374db749d575f Konstantin Komarov 2020-11-20 1151 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1152 c7374db749d575f Konstantin Komarov 2020-11-20 1153 /* Load $AttrDef */ c7374db749d575f Konstantin Komarov 2020-11-20 1154 ref.low = cpu_to_le32(MFT_REC_ATTR); c7374db749d575f Konstantin Komarov 2020-11-20 1155 ref.seq = cpu_to_le16(MFT_REC_ATTR); c7374db749d575f Konstantin Komarov 2020-11-20 1156 inode = ntfs_iget5(sbi->sb, &ref, &NAME_ATTRDEF); c7374db749d575f Konstantin Komarov 2020-11-20 1157 if (IS_ERR(inode)) { c7374db749d575f Konstantin Komarov 2020-11-20 1158 err = PTR_ERR(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1159 ntfs_err(sb, "Failed to load $AttrDef -> %d", err); c7374db749d575f Konstantin Komarov 2020-11-20 1160 inode = NULL; c7374db749d575f Konstantin Komarov 2020-11-20 1161 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1162 } c7374db749d575f Konstantin Komarov 2020-11-20 1163 c7374db749d575f Konstantin Komarov 2020-11-20 1164 if (inode->i_size < sizeof(struct ATTR_DEF_ENTRY)) { c7374db749d575f Konstantin Komarov 2020-11-20 1165 err = -EINVAL; c7374db749d575f Konstantin Komarov 2020-11-20 1166 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1167 } c7374db749d575f Konstantin Komarov 2020-11-20 1168 bytes = inode->i_size; c7374db749d575f Konstantin Komarov 2020-11-20 1169 sbi->def_table = t = ntfs_alloc(bytes, 0); c7374db749d575f Konstantin Komarov 2020-11-20 1170 if (!t) { c7374db749d575f Konstantin Komarov 2020-11-20 1171 err = -ENOMEM; c7374db749d575f Konstantin Komarov 2020-11-20 1172 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1173 } c7374db749d575f Konstantin Komarov 2020-11-20 1174 c7374db749d575f Konstantin Komarov 2020-11-20 1175 for (done = idx = 0; done < bytes; done += PAGE_SIZE, idx++) { c7374db749d575f Konstantin Komarov 2020-11-20 1176 unsigned long tail = bytes - done; c7374db749d575f Konstantin Komarov 2020-11-20 1177 struct page *page = ntfs_map_page(inode->i_mapping, idx); c7374db749d575f Konstantin Komarov 2020-11-20 1178 c7374db749d575f Konstantin Komarov 2020-11-20 1179 if (IS_ERR(page)) { c7374db749d575f Konstantin Komarov 2020-11-20 1180 err = PTR_ERR(page); c7374db749d575f Konstantin Komarov 2020-11-20 1181 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1182 } c7374db749d575f Konstantin Komarov 2020-11-20 1183 memcpy(Add2Ptr(t, done), page_address(page), c7374db749d575f Konstantin Komarov 2020-11-20 1184 min(PAGE_SIZE, tail)); c7374db749d575f Konstantin Komarov 2020-11-20 1185 ntfs_unmap_page(page); c7374db749d575f Konstantin Komarov 2020-11-20 1186 c7374db749d575f Konstantin Komarov 2020-11-20 1187 if (!idx && ATTR_STD != t->type) { c7374db749d575f Konstantin Komarov 2020-11-20 1188 err = -EINVAL; c7374db749d575f Konstantin Komarov 2020-11-20 1189 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1190 } c7374db749d575f Konstantin Komarov 2020-11-20 1191 } c7374db749d575f Konstantin Komarov 2020-11-20 1192 c7374db749d575f Konstantin Komarov 2020-11-20 1193 t += 1; c7374db749d575f Konstantin Komarov 2020-11-20 1194 sbi->def_entries = 1; c7374db749d575f Konstantin Komarov 2020-11-20 1195 done = sizeof(struct ATTR_DEF_ENTRY); c7374db749d575f Konstantin Komarov 2020-11-20 1196 sbi->reparse.max_size = MAXIMUM_REPARSE_DATA_BUFFER_SIZE; c7374db749d575f Konstantin Komarov 2020-11-20 1197 c7374db749d575f Konstantin Komarov 2020-11-20 1198 while (done + sizeof(struct ATTR_DEF_ENTRY) <= bytes) { c7374db749d575f Konstantin Komarov 2020-11-20 1199 u32 t32 = le32_to_cpu(t->type); c7374db749d575f Konstantin Komarov 2020-11-20 1200 c7374db749d575f Konstantin Komarov 2020-11-20 1201 if ((t32 & 0xF) || le32_to_cpu(t[-1].type) >= t32) c7374db749d575f Konstantin Komarov 2020-11-20 1202 break; c7374db749d575f Konstantin Komarov 2020-11-20 1203 c7374db749d575f Konstantin Komarov 2020-11-20 1204 if (t->type == ATTR_REPARSE) c7374db749d575f Konstantin Komarov 2020-11-20 1205 sbi->reparse.max_size = le64_to_cpu(t->max_sz); c7374db749d575f Konstantin Komarov 2020-11-20 1206 c7374db749d575f Konstantin Komarov 2020-11-20 1207 done += sizeof(struct ATTR_DEF_ENTRY); c7374db749d575f Konstantin Komarov 2020-11-20 1208 t += 1; c7374db749d575f Konstantin Komarov 2020-11-20 1209 sbi->def_entries += 1; c7374db749d575f Konstantin Komarov 2020-11-20 1210 } c7374db749d575f Konstantin Komarov 2020-11-20 1211 iput(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1212 c7374db749d575f Konstantin Komarov 2020-11-20 1213 /* Load $UpCase */ c7374db749d575f Konstantin Komarov 2020-11-20 1214 ref.low = cpu_to_le32(MFT_REC_UPCASE); c7374db749d575f Konstantin Komarov 2020-11-20 1215 ref.seq = cpu_to_le16(MFT_REC_UPCASE); c7374db749d575f Konstantin Komarov 2020-11-20 1216 inode = ntfs_iget5(sb, &ref, &NAME_UPCASE); c7374db749d575f Konstantin Komarov 2020-11-20 1217 if (IS_ERR(inode)) { c7374db749d575f Konstantin Komarov 2020-11-20 1218 err = PTR_ERR(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1219 ntfs_err(sb, "Failed to load $LogFile."); c7374db749d575f Konstantin Komarov 2020-11-20 1220 inode = NULL; c7374db749d575f Konstantin Komarov 2020-11-20 1221 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1222 } c7374db749d575f Konstantin Komarov 2020-11-20 1223 c7374db749d575f Konstantin Komarov 2020-11-20 1224 ni = ntfs_i(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1225 c7374db749d575f Konstantin Komarov 2020-11-20 1226 if (inode->i_size != 0x10000 * sizeof(short)) { c7374db749d575f Konstantin Komarov 2020-11-20 1227 err = -EINVAL; c7374db749d575f Konstantin Komarov 2020-11-20 1228 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1229 } c7374db749d575f Konstantin Komarov 2020-11-20 1230 c7374db749d575f Konstantin Komarov 2020-11-20 1231 sbi->upcase = upcase = ntfs_alloc(0x10000 * sizeof(short), 0); c7374db749d575f Konstantin Komarov 2020-11-20 1232 if (!upcase) { c7374db749d575f Konstantin Komarov 2020-11-20 1233 err = -ENOMEM; c7374db749d575f Konstantin Komarov 2020-11-20 1234 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1235 } c7374db749d575f Konstantin Komarov 2020-11-20 1236 c7374db749d575f Konstantin Komarov 2020-11-20 1237 for (idx = 0; idx < (0x10000 * sizeof(short) >> PAGE_SHIFT); idx++) { c7374db749d575f Konstantin Komarov 2020-11-20 1238 const u16 *src; c7374db749d575f Konstantin Komarov 2020-11-20 1239 u16 *dst = Add2Ptr(upcase, idx << PAGE_SHIFT); c7374db749d575f Konstantin Komarov 2020-11-20 1240 struct page *page = ntfs_map_page(inode->i_mapping, idx); c7374db749d575f Konstantin Komarov 2020-11-20 1241 c7374db749d575f Konstantin Komarov 2020-11-20 1242 if (IS_ERR(page)) { c7374db749d575f Konstantin Komarov 2020-11-20 1243 err = PTR_ERR(page); c7374db749d575f Konstantin Komarov 2020-11-20 1244 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1245 } c7374db749d575f Konstantin Komarov 2020-11-20 1246 c7374db749d575f Konstantin Komarov 2020-11-20 1247 src = page_address(page); c7374db749d575f Konstantin Komarov 2020-11-20 1248 c7374db749d575f Konstantin Komarov 2020-11-20 1249 #ifdef __BIG_ENDIAN c7374db749d575f Konstantin Komarov 2020-11-20 1250 for (i = 0; i < PAGE_SIZE / sizeof(u16); i++) c7374db749d575f Konstantin Komarov 2020-11-20 @1251 *dst++ = le16_to_cpu(*src++); c7374db749d575f Konstantin Komarov 2020-11-20 1252 #else c7374db749d575f Konstantin Komarov 2020-11-20 1253 memcpy(dst, src, PAGE_SIZE); c7374db749d575f Konstantin Komarov 2020-11-20 1254 #endif c7374db749d575f Konstantin Komarov 2020-11-20 1255 ntfs_unmap_page(page); c7374db749d575f Konstantin Komarov 2020-11-20 1256 } c7374db749d575f Konstantin Komarov 2020-11-20 1257 c7374db749d575f Konstantin Komarov 2020-11-20 1258 shared = ntfs_set_shared(upcase, 0x10000 * sizeof(short)); c7374db749d575f Konstantin Komarov 2020-11-20 1259 if (shared && upcase != shared) { c7374db749d575f Konstantin Komarov 2020-11-20 1260 sbi->upcase = shared; c7374db749d575f Konstantin Komarov 2020-11-20 1261 ntfs_free(upcase); c7374db749d575f Konstantin Komarov 2020-11-20 1262 } c7374db749d575f Konstantin Komarov 2020-11-20 1263 c7374db749d575f Konstantin Komarov 2020-11-20 1264 iput(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1265 inode = NULL; c7374db749d575f Konstantin Komarov 2020-11-20 1266 c7374db749d575f Konstantin Komarov 2020-11-20 1267 if (is_ntfs3(sbi)) { c7374db749d575f Konstantin Komarov 2020-11-20 1268 /* Load $Secure */ c7374db749d575f Konstantin Komarov 2020-11-20 1269 err = ntfs_security_init(sbi); c7374db749d575f Konstantin Komarov 2020-11-20 1270 if (err) c7374db749d575f Konstantin Komarov 2020-11-20 1271 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1272 c7374db749d575f Konstantin Komarov 2020-11-20 1273 /* Load $Extend */ c7374db749d575f Konstantin Komarov 2020-11-20 1274 err = ntfs_extend_init(sbi); c7374db749d575f Konstantin Komarov 2020-11-20 1275 if (err) c7374db749d575f Konstantin Komarov 2020-11-20 1276 goto load_root; c7374db749d575f Konstantin Komarov 2020-11-20 1277 c7374db749d575f Konstantin Komarov 2020-11-20 1278 /* Load $Extend\$Reparse */ c7374db749d575f Konstantin Komarov 2020-11-20 1279 err = ntfs_reparse_init(sbi); c7374db749d575f Konstantin Komarov 2020-11-20 1280 if (err) c7374db749d575f Konstantin Komarov 2020-11-20 1281 goto load_root; c7374db749d575f Konstantin Komarov 2020-11-20 1282 c7374db749d575f Konstantin Komarov 2020-11-20 1283 /* Load $Extend\$ObjId */ c7374db749d575f Konstantin Komarov 2020-11-20 1284 err = ntfs_objid_init(sbi); c7374db749d575f Konstantin Komarov 2020-11-20 1285 if (err) c7374db749d575f Konstantin Komarov 2020-11-20 1286 goto load_root; c7374db749d575f Konstantin Komarov 2020-11-20 1287 } c7374db749d575f Konstantin Komarov 2020-11-20 1288 c7374db749d575f Konstantin Komarov 2020-11-20 1289 load_root: c7374db749d575f Konstantin Komarov 2020-11-20 1290 c7374db749d575f Konstantin Komarov 2020-11-20 1291 /* Load root */ c7374db749d575f Konstantin Komarov 2020-11-20 1292 ref.low = cpu_to_le32(MFT_REC_ROOT); c7374db749d575f Konstantin Komarov 2020-11-20 1293 ref.seq = cpu_to_le16(MFT_REC_ROOT); c7374db749d575f Konstantin Komarov 2020-11-20 1294 inode = ntfs_iget5(sb, &ref, &NAME_ROOT); c7374db749d575f Konstantin Komarov 2020-11-20 1295 if (IS_ERR(inode)) { c7374db749d575f Konstantin Komarov 2020-11-20 1296 err = PTR_ERR(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1297 ntfs_err(sb, "Failed to load root."); c7374db749d575f Konstantin Komarov 2020-11-20 1298 inode = NULL; c7374db749d575f Konstantin Komarov 2020-11-20 1299 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1300 } c7374db749d575f Konstantin Komarov 2020-11-20 1301 c7374db749d575f Konstantin Komarov 2020-11-20 1302 ni = ntfs_i(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1303 c7374db749d575f Konstantin Komarov 2020-11-20 1304 sb->s_root = d_make_root(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1305 c7374db749d575f Konstantin Komarov 2020-11-20 1306 if (!sb->s_root) { c7374db749d575f Konstantin Komarov 2020-11-20 1307 err = -EINVAL; c7374db749d575f Konstantin Komarov 2020-11-20 1308 goto out; c7374db749d575f Konstantin Komarov 2020-11-20 1309 } c7374db749d575f Konstantin Komarov 2020-11-20 1310 c7374db749d575f Konstantin Komarov 2020-11-20 1311 return 0; c7374db749d575f Konstantin Komarov 2020-11-20 1312 c7374db749d575f Konstantin Komarov 2020-11-20 1313 out: c7374db749d575f Konstantin Komarov 2020-11-20 1314 iput(inode); c7374db749d575f Konstantin Komarov 2020-11-20 1315 c7374db749d575f Konstantin Komarov 2020-11-20 1316 if (sb->s_root) { c7374db749d575f Konstantin Komarov 2020-11-20 1317 d_drop(sb->s_root); c7374db749d575f Konstantin Komarov 2020-11-20 1318 sb->s_root = NULL; c7374db749d575f Konstantin Komarov 2020-11-20 1319 } c7374db749d575f Konstantin Komarov 2020-11-20 1320 c7374db749d575f Konstantin Komarov 2020-11-20 1321 put_ntfs(sbi); c7374db749d575f Konstantin Komarov 2020-11-20 1322 c7374db749d575f Konstantin Komarov 2020-11-20 1323 sb->s_fs_info = NULL; c7374db749d575f Konstantin Komarov 2020-11-20 1324 return err; c7374db749d575f Konstantin Komarov 2020-11-20 1325 } c7374db749d575f Konstantin Komarov 2020-11-20 1326 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
