tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: cf6c9d12750cf6f3f6aeffcd0bdb36b1ac993f44 commit: 390cf1b28b11190121cb05d4cec1f86787b47668 [4749/10748] drm/i915/pxp: add pxp debugfs config: i386-randconfig-r013-20211021 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 390cf1b28b11190121cb05d4cec1f86787b47668 # 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 warnings (new ones prefixed by >>): 59 | void intel_pxp_debugfs_register(struct intel_pxp *pxp, struct dentry *gt_root) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/intel_pxp_debugfs_register +59 drivers/gpu/drm/i915/pxp/intel_pxp_debugfs.c 57 58 DEFINE_SIMPLE_ATTRIBUTE(pxp_terminate_fops, pxp_terminate_get, pxp_terminate_set, "%llx\n"); --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org