[xiang:jeffle/fscache 3/20] ERROR: modpost: "__f_unlock_pos" [fs/cachefiles/cachefiles.ko] undefined!

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/xiang/linux.git jeffle/fscache
head:   f265c5a83357b9b14124da2313473b125e9c8ae9
commit: 5bb73c5f300413cc7913919eac4d3f90bddff581 [3/20] cachefiles: notify user daemon with anon_fd when looking up cookie
config: mips-allmodconfig (https://download.01.org/0day-ci/archive/20220402/202204022026.Ega6tzhd-lkp@xxxxxxxxx/config)
compiler: mips-linux-gcc (GCC) 11.2.0
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/xiang/linux.git/commit/?id=5bb73c5f300413cc7913919eac4d3f90bddff581
        git remote add xiang https://git.kernel.org/pub/scm/linux/kernel/git/xiang/linux.git
        git fetch --no-tags xiang jeffle/fscache
        git checkout 5bb73c5f300413cc7913919eac4d3f90bddff581
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash

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

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

>> ERROR: modpost: "__f_unlock_pos" [fs/cachefiles/cachefiles.ko] undefined!
>> ERROR: modpost: "__fdget_pos" [fs/cachefiles/cachefiles.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp