tree: https://git.kernel.org/pub/scm/linux/kernel/git/mel/linux.git mm-percpu-local_lock-v1r10 head: e1091ede0db3313db25301e58af64ca32864c27d commit: 3a24d9db7af3d4090cc014399883bde082890934 [12/16] mm/page_alloc: Convert per-cpu list protection to local_lock config: x86_64-randconfig-s021-20210322 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-277-gc089cd2d-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/mel/linux.git/commit/?id=... git remote add mel https://git.kernel.org/pub/scm/linux/kernel/git/mel/linux.git git fetch --no-tags mel mm-percpu-local_lock-v1r10 git checkout 3a24d9db7af3d4090cc014399883bde082890934 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 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 >>) mm/page_alloc.c: note: in included file (through include/linux/mm.h): include/linux/gfp.h:341:27: sparse: sparse: restricted gfp_t degrades to integer include/linux/gfp.h:341:27: sparse: sparse: restricted gfp_t degrades to integer Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org