lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Sat, 21 Nov 2020 03:42:31 +0800
From:   kernel test robot <lkp@...el.com>
To:     Konstantin Komarov <almaz.alexandrovich@...agon-software.com>,
        linux-fsdevel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, viro@...iv.linux.org.uk,
        linux-kernel@...r.kernel.org, pali@...nel.org, dsterba@...e.cz,
        aaptel@...e.com, willy@...radead.org, rdunlap@...radead.org,
        joe@...ches.com, mark@...mstone.com
Subject: Re: [PATCH v13 09/10] fs/ntfs3: Add NTFS3 in fs/Kconfig and
 fs/Makefile

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@...el.com>


"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@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (40872 bytes)

Powered by blists - more mailing lists