tree: https://android.googlesource.com/kernel/goldfish android-3.18 head: f8518c639e676ad220b502a48e9ca17f43cdf820 commit: 693b3a2d95ecb7e80d9e693f0fb51449d311d4c6 [381/397] xfs: in _attrlist_by_handle, copy the cursor back to userspace config: m68k-randconfig-s032-20210318 (attached as .config) compiler: m68k-linux-gcc (GCC) 5.5.0 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: v0.6.3-277-gc089cd2d-dirty git remote add android-goldfish https://android.googlesource.com/kernel/goldfish git fetch --no-tags android-goldfish android-3.18 git checkout 693b3a2d95ecb7e80d9e693f0fb51449d311d4c6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-5.5.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=m68k 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 >>) fs/xfs/xfs_ioctl.c:125:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *[usertype] ohandle @@ fs/xfs/xfs_ioctl.c:125:13: sparse: expected void * fs/xfs/xfs_ioctl.c:125:13: sparse: got void [noderef] <asn:1> *[usertype] ohandle fs/xfs/xfs_ioctl.c:126:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got unsigned int [noderef] [usertype] <asn:1> *[usertype] ohandlen @@ fs/xfs/xfs_ioctl.c:126:13: sparse: expected void * fs/xfs/xfs_ioctl.c:126:13: sparse: got unsigned int [noderef] [usertype] <asn:1> *[usertype] ohandlen fs/xfs/xfs_ioctl.c:171:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *uhandle @@ fs/xfs/xfs_ioctl.c:171:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:171:13: sparse: got void [noderef] <asn:1> *uhandle fs/xfs/xfs_ioctl.c:297:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got unsigned int [noderef] [usertype] <asn:1> *[usertype] ohandlen @@ fs/xfs/xfs_ioctl.c:297:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:297:13: sparse: got unsigned int [noderef] [usertype] <asn:1> *[usertype] ohandlen fs/xfs/xfs_ioctl.c:368:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:368:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:368:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:386:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got struct fsdmidata [noderef] <asn:1> *[addressable] [usertype] data @@ fs/xfs/xfs_ioctl.c:386:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:386:13: sparse: got struct fsdmidata [noderef] <asn:1> *[addressable] [usertype] data fs/xfs/xfs_ioctl.c:414:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:414:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:414:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:440:13: sparse: expected void * fs/xfs/xfs_ioctl.c:440:13: sparse: got struct xfs_attrlist_cursor [noderef] <asn:1> * fs/xfs/xfs_ioctl.c:445:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *[addressable] [usertype] buffer @@ fs/xfs/xfs_ioctl.c:445:13: sparse: expected void * fs/xfs/xfs_ioctl.c:445:13: sparse: got void [noderef] <asn:1> *[addressable] [usertype] buffer fs/xfs/xfs_ioctl.c:476:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got unsigned char [noderef] <asn:1> *ubuf @@ fs/xfs/xfs_ioctl.c:476:13: sparse: expected void * fs/xfs/xfs_ioctl.c:476:13: sparse: got unsigned char [noderef] <asn:1> *ubuf fs/xfs/xfs_ioctl.c:531:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:531:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:531:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:561:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected char const *src @@ got void [noderef] <asn:1> *[usertype] am_attrname @@ fs/xfs/xfs_ioctl.c:561:39: sparse: expected char const *src fs/xfs/xfs_ioctl.c:561:39: sparse: got void [noderef] <asn:1> *[usertype] am_attrname fs/xfs/xfs_ioctl.c:598:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got struct xfs_attr_multiop [noderef] <asn:1> *[addressable] [usertype] ops @@ fs/xfs/xfs_ioctl.c:598:13: sparse: expected void * fs/xfs/xfs_ioctl.c:598:13: sparse: got struct xfs_attr_multiop [noderef] <asn:1> *[addressable] [usertype] ops fs/xfs/xfs_ioctl.c:789:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:789:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:789:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:792:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got unsigned long long [noderef] [usertype] <asn:1> *[addressable] [usertype] lastip @@ fs/xfs/xfs_ioctl.c:792:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:792:13: sparse: got unsigned long long [noderef] [usertype] <asn:1> *[addressable] [usertype] lastip fs/xfs/xfs_ioctl.c:816:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got unsigned long long [noderef] [usertype] <asn:1> *[addressable] [usertype] lastip @@ fs/xfs/xfs_ioctl.c:816:21: sparse: expected void * fs/xfs/xfs_ioctl.c:816:21: sparse: got unsigned long long [noderef] [usertype] <asn:1> *[addressable] [usertype] lastip fs/xfs/xfs_ioctl.c:820:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got signed int [noderef] [usertype] <asn:1> *[addressable] [usertype] ocount @@ fs/xfs/xfs_ioctl.c:820:21: sparse: expected void * fs/xfs/xfs_ioctl.c:820:21: sparse: got signed int [noderef] [usertype] <asn:1> *[addressable] [usertype] ocount fs/xfs/xfs_ioctl.c:844:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:844:13: sparse: expected void * fs/xfs/xfs_ioctl.c:844:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:861:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:861:13: sparse: expected void * fs/xfs/xfs_ioctl.c:861:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:953:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:953:13: sparse: expected void * fs/xfs/xfs_ioctl.c:953:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1307:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1307:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:1307:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1330:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1330:13: sparse: expected void * fs/xfs/xfs_ioctl.c:1330:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1346:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1346:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:1346:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1373:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got struct getbmap [noderef] <asn:1> *base @@ fs/xfs/xfs_ioctl.c:1373:13: sparse: expected void * fs/xfs/xfs_ioctl.c:1373:13: sparse: got struct getbmap [noderef] <asn:1> *base fs/xfs/xfs_ioctl.c:1391:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1391:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:1391:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1407:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1407:13: sparse: expected void * fs/xfs/xfs_ioctl.c:1407:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1417:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got struct getbmapx [noderef] <asn:1> *base @@ fs/xfs/xfs_ioctl.c:1417:13: sparse: expected void * fs/xfs/xfs_ioctl.c:1417:13: sparse: got struct getbmapx [noderef] <asn:1> *base fs/xfs/xfs_ioctl.c:1432:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1432:13: sparse: expected void const * fs/xfs/xfs_ioctl.c:1432:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1447:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1447:13: sparse: expected void * fs/xfs/xfs_ioctl.c:1447:13: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1560:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1560:21: sparse: expected void const * fs/xfs/xfs_ioctl.c:1560:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1573:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1573:21: sparse: expected void * fs/xfs/xfs_ioctl.c:1573:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1590:24: sparse: sparse: cast removes address space '<asn:1>' of expression fs/xfs/xfs_ioctl.c:1590:24: sparse: sparse: cast removes address space '<asn:1>' of expression fs/xfs/xfs_ioctl.c:1590:24: sparse: sparse: cast removes address space '<asn:1>' of expression fs/xfs/xfs_ioctl.c:1590:24: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got int [noderef] <asn:1> * @@ fs/xfs/xfs_ioctl.c:1590:24: sparse: expected void * fs/xfs/xfs_ioctl.c:1590:24: sparse: got int [noderef] <asn:1> * fs/xfs/xfs_ioctl.c:1606:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1606:21: sparse: expected void const * fs/xfs/xfs_ioctl.c:1606:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1631:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1631:21: sparse: expected void const * fs/xfs/xfs_ioctl.c:1631:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1638:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1638:21: sparse: expected void const * fs/xfs/xfs_ioctl.c:1638:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1648:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1648:21: sparse: expected void const * fs/xfs/xfs_ioctl.c:1648:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1661:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1661:21: sparse: expected void const * fs/xfs/xfs_ioctl.c:1661:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1678:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1678:21: sparse: expected void * fs/xfs/xfs_ioctl.c:1678:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1693:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1693:21: sparse: expected void const * fs/xfs/xfs_ioctl.c:1693:21: sparse: got void [noderef] <asn:1> *arg fs/xfs/xfs_ioctl.c:1707:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] <asn:1> *arg @@ fs/xfs/xfs_ioctl.c:1707:21: sparse: expected void * vim +440 fs/xfs/xfs_ioctl.c 399 400 STATIC int 401 xfs_attrlist_by_handle( 402 struct file *parfilp, 403 void __user *arg) 404 { 405 int error = -ENOMEM; 406 attrlist_cursor_kern_t *cursor; 407 struct xfs_fsop_attrlist_handlereq __user *p = arg; 408 xfs_fsop_attrlist_handlereq_t al_hreq; 409 struct dentry *dentry; 410 char *kbuf; 411 412 if (!capable(CAP_SYS_ADMIN)) 413 return -EPERM; 414 if (copy_from_user(&al_hreq, arg, sizeof(xfs_fsop_attrlist_handlereq_t))) 415 return -EFAULT; 416 if (al_hreq.buflen < sizeof(struct attrlist) || 417 al_hreq.buflen > XATTR_LIST_MAX) 418 return -EINVAL; 419 420 /* 421 * Reject flags, only allow namespaces. 422 */ 423 if (al_hreq.flags & ~(ATTR_ROOT | ATTR_SECURE)) 424 return -EINVAL; 425 426 dentry = xfs_handlereq_to_dentry(parfilp, &al_hreq.hreq); 427 if (IS_ERR(dentry)) 428 return PTR_ERR(dentry); 429 430 kbuf = kmem_zalloc_large(al_hreq.buflen, KM_SLEEP); 431 if (!kbuf) 432 goto out_dput; 433 434 cursor = (attrlist_cursor_kern_t *)&al_hreq.pos; 435 error = xfs_attr_list(XFS_I(dentry->d_inode), kbuf, al_hreq.buflen, 436 al_hreq.flags, cursor); 437 if (error) 438 goto out_kfree; 439 441 error = -EFAULT; 442 goto out_kfree; 443 } 444 445 if (copy_to_user(al_hreq.buffer, kbuf, al_hreq.buflen)) 446 error = -EFAULT; 447 448 out_kfree: 449 kmem_free(kbuf); 450 out_dput: 451 dput(dentry); 452 return error; 453 } 454 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org