[peterz-queue:modules/WIP 22/23] module.c:undefined reference to `.ftrace_module_release'

[peterz-queue:modules/WIP 22/23] module.c:undefined reference to `.ftrace_module_release'

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git modules/WIP
head:   21453b24e9eaee832e0dd74437713de44eb2d842
commit: 2768d65c7d43ed1eed92a71592820a16c208ba29 [22/23] ftrace: Merge ftrace_module_{init,enable}()
config: powerpc-defconfig (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 2768d65c7d43ed1eed92a71592820a16c208ba29
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=powerpc 

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

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

powerpc64-linux-ld: kernel/module.o: in function `.__se_sys_delete_module':
>> module.c:(.text+0x54dc): undefined reference to `.ftrace_module_release'
powerpc64-linux-ld: kernel/module.o: in function `.do_init_module':
module.c:(.text+0x57f0): undefined reference to `.ftrace_module_release'
powerpc64-linux-ld: kernel/module.o: in function `.load_module':
module.c:(.text+0x6f90): undefined reference to `.ftrace_module_release'

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

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