tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   b0523c7b1c9d0edcd6c0fe6d2cb558a9ad5c60a8
commit: cb6c014b5a3f9082ef4ff45684d7bf17e5441b36 [12485/12912] lib: make a test module with set/clear bit
config: um-allmodconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
reproduce (this is a W=1 build):
        git checkout cb6c014b5a3f9082ef4ff45684d7bf17e5441b36
        # save the attached .config to linux build tree
        make W=1 ARCH=um 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> cc1: error: arch/um/include/uapi: No such file or directory [-Werror=missing-include-dirs]
cc1: all warnings being treated as errors

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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org