[linux-next:master 6634/7280] ERROR: modpost: "qcom_register_ssr_notifier" undefined!

[linux-next:master 6634/7280] ERROR: modpost: "qcom_register_ssr_notifier" undefined!

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   95065cb54210eba86bed10cb2118041524d54573
commit: 65718a2f2c32b0650bd1e4c73538e03d0a7ed68b [6634/7280] slimbus: qcom-ngd-ctrl: add Sub System Restart support
config: s390-randconfig-r036-20201120 (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/next/linux-next.git/commit/?id=65718a2f2c32b0650bd1e4c73538e03d0a7ed68b
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 65718a2f2c32b0650bd1e4c73538e03d0a7ed68b
        # 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 >>, old ones prefixed by <<):

>> ERROR: modpost: "qcom_register_ssr_notifier" [drivers/slimbus/slim-qcom-ngd-ctrl.ko] undefined!
>> ERROR: modpost: "qcom_unregister_ssr_notifier" [drivers/slimbus/slim-qcom-ngd-ctrl.ko] undefined!

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

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