Re: [PATCH 3/3] bitmap: add test_zero_nbits()

kernel test robot
2026-03-21T17:10:44Z

Hi Yury,

kernel test robot noticed the following build errors:

[auto build test ERROR on next-20260318]
[cannot apply to akpm-mm/mm-nonmm-unstable v7.0-rc4 v7.0-rc3 v7.0-rc2 linus/master v7.0-rc4]
[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#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Yury-Norov/bitmap-test-bitmap_weight-for-more/20260319-221930
base: next-20260318
patch link: https://lore.kernel.org/r/20260319004349.849281-4-ynorov%40nvidia.com
patch subject: [PATCH 3/3] bitmap: add test_zero_nbits()
config: nios2-allmodconfig (https://download.01.org/0day-ci/archive/20260322/202603220114.k5BHBav5-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260322/202603220114.k5BHBav5-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603220114.k5BHBav5-lkp@intel.com/

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

>> ERROR: modpost: "__bitmap_or_equal" [lib/test_bitmap.ko] undefined!
ERROR: modpost: "__bitmap_weighted_or" [lib/test_bitmap.ko] undefined!

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0-DAY CI Kernel Test Service