[linux-next:master 10104/10516] WARNING: modpost: vmlinux: section mismatch in reference: testdrv_probe+0x32 (section: .text.testdrv_probe) -> overlays (section: .init.data)

[linux-next:master 10104/10516] WARNING: modpost: vmlinux: section mismatch in reference: testdrv_probe+0x32 (section: .text.testdrv_probe) -> overlays (section: .init.data)

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   6708132e80a2ced620bde9b9c36e426183544a23
commit: 62e7b80a7ff507e83bb056dd7543f8d412e4d81b [10104/10516] kbuild: move non-boot builtin DTBs to .init.rodata section
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20240910/202409102141.DfVbbluO-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240910/202409102141.DfVbbluO-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409102141.DfVbbluO-lkp@intel.com/

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

>> WARNING: modpost: vmlinux: section mismatch in reference: testdrv_probe+0x32 (section: .text.testdrv_probe) -> overlays (section: .init.data)
WARNING: modpost: vmlinux: section mismatch in reference: testdrv_probe+0x42 (section: .text.testdrv_probe) -> overlays (section: .init.data)
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/locking/test-ww_mutex.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_objpool.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/clk/imx/mxc-clk.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/clk/imx/clk-imxrt1050.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/cpufreq/ppc-cbe-cpufreq.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/cpufreq/powernv-cpufreq.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/devfreq/governor_simpleondemand.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/devfreq/governor_performance.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/devfreq/governor_powersave.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/devfreq/governor_userspace.o

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki