tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   a349e4c659609fd20e4beea89e5c4a4038e33a95
commit: 12619610006371bfc30159937d4546e731d7b297 lib/zlib: add s390 hardware support for kernel zlib_inflate
date:   10 months ago
config: s390-randconfig-r003-20201122 (attached as .config)
compiler: s390-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/torvalds/linux.git/commit/?id=12619610006371bfc30159937d4546e731d7b297
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 12619610006371bfc30159937d4546e731d7b297
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 

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 >>):

>> ERROR: "dfltcc_inflate" [lib/zlib_inflate/zlib_inflate.ko] undefined!
>> ERROR: "dfltcc_can_inflate" [lib/zlib_inflate/zlib_inflate.ko] undefined!

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