[bcache:for-next 10/19] nvm-pages.c:undefined reference to `__udivdi3'

[bcache:for-next 10/19] nvm-pages.c:undefined reference to `__udivdi3'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git for-next
head:   78729af1b480ca5a3edb9547b97b59ed3dd72440
commit: d0b02f3204c8508239406c3b3dda95a2f3872ca9 [10/19] bcache: bch_nvm_alloc_pages() of the buddy
config: m68k-allyesconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git/commit/?id=d0b02f3204c8508239406c3b3dda95a2f3872ca9
        git remote add bcache https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git
        git fetch --no-tags bcache for-next
        git checkout d0b02f3204c8508239406c3b3dda95a2f3872ca9
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k 

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

All errors (new ones prefixed by >>):

   m68k-linux-ld: drivers/md/bcache/nvm-pages.o: in function `bch_register_namespace':
>> nvm-pages.c:(.text+0xac8): undefined reference to `__udivdi3'

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

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