Hi Faiyaz, Thank you for the patch! Yet something to improve: [auto build test ERROR on v5.13-rc5] [cannot apply to hnaz-linux-mm/master next-20210607] [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/Faiyaz-Mohammed/mm-slub-move-sys... base: 614124bea77e452aa6df7a8714e8bc820b489922 config: x86_64-randconfig-r033-20210607 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d32cc150feb72f315a5bbd34f92e7beca21a50da) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/bc5e268c4852dc56a0d1c7a8ded8557db... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Faiyaz-Mohammed/mm-slub-move-sysfs-slab-alloc-free-interfaces-to-debugfs/20210608-093347 git checkout bc5e268c4852dc56a0d1c7a8ded8557db36b871b # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 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 >>): struct loc_track *t = seq->private; ^ 1 error generated. vim +/seq +5868 mm/slub.c 5865 5866 static int slab_debug_trace_release(struct inode *inode, struct file *file) 5867 { 5869 5870 free_loc_track(t); 5871 return seq_release_private(inode, file); 5872 } 5873 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org