Hi "Matthew, Thank you for the patch! Yet something to improve: [auto build test ERROR on next-20210615] [cannot apply to hnaz-linux-mm/master xfs-linux/for-next fuse/for-next linus/master v5.13-rc6 v5.13-rc5 v5.13-rc4 v5.13-rc6] [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/Matthew-Wilcox-Oracle/Further-se... base: 19ae1f2bd9c091059f80646604ccef8a1e614f57 config: i386-randconfig-a015-20210615 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/9367b704615caea2752bf1ec461f19e89... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Matthew-Wilcox-Oracle/Further-set_page_dirty-cleanups/20210616-205504 git checkout 9367b704615caea2752bf1ec461f19e891936c55 # save the attached .config to linux build tree make W=1 ARCH=i386 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 >>, old ones prefixed by <<): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org