Hi Mark, Thank you for the patch! Yet something to improve: [auto build test ERROR on miklos-vfs/overlayfs-next] [also build test ERROR on linus/master next-20201016] [cannot apply to ext4/dev security/next-testing v5.9] [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/Mark-Salyzyn/overlayfs-override_... base: https://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git overlayfs-next config: sparc-randconfig-s031-20201020 (attached as .config) compiler: sparc-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-dirty # https://github.com/0day-ci/linux/commit/4db43126fb07e97fad2a0f2eda02fa73b... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Mark-Salyzyn/overlayfs-override_creds-off-nested-get-xattr-fix/20201021-031941 git checkout 4db43126fb07e97fad2a0f2eda02fa73b8e07f21 # 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=sparc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from fs/overlayfs/super.c:18: fs/overlayfs/overlayfs.h: In function 'ovl_do_getxattr': 187 | struct ovl_inode *ip = d_inode(dentry); | ^~~~~~~ 189 | return __vfs_getxattr(dentry, ip, name, value, size, XATTR_NOSECURITY); | ^~ | | | struct ovl_inode * In file included from fs/overlayfs/super.c:10: include/linux/xattr.h:50:61: note: expected 'struct inode *' but argument is of type 'struct ovl_inode *' 50 | ssize_t __vfs_getxattr(struct dentry *dentry, struct inode *inode, | ~~~~~~~~~~~~~~^~~~~ cc1: some warnings being treated as errors vim +187 fs/overlayfs/overlayfs.h 181 182 static inline ssize_t ovl_do_getxattr(struct ovl_fs *ofs, struct dentry *dentry, 183 enum ovl_xattr ox, void *value, 184 size_t size) 185 { 186 const char *name = ovl_xattr(ofs, ox); 188 190 } 191 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org