Hi Eddie,

[auto build test ERROR on next-20170323]
[cannot apply to linus/master linux/master jeyu/modules-next v4.9-rc8 v4.9-rc7 
v4.9-rc6 v4.11-rc4]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/Eddie-Kovsky/module-verify-address-is-read-only/20170327-142922
config: blackfin-BF561-EZKIT-SMP_defconfig (attached as .config)
compiler: bfin-uclinux-gcc (GCC) 6.2.0
reproduce:
        wget 
https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=blackfin 

All errors (new ones prefixed by >>):

   kernel/built-in.o: In function `core_kernel_rodata':
>> kernel/extable.c:169: undefined reference to `__start_data_ro_after_init'
>> kernel/extable.c:169: undefined reference to `__start_data_ro_after_init'
>> kernel/extable.c:169: undefined reference to `__end_data_ro_after_init'
>> kernel/extable.c:169: undefined reference to `__end_data_ro_after_init'
>> kernel/extable.c:169: undefined reference to `__start_data_ro_after_init'
>> kernel/extable.c:169: undefined reference to `__start_data_ro_after_init'
>> kernel/extable.c:169: undefined reference to `__end_data_ro_after_init'
>> kernel/extable.c:169: undefined reference to `__end_data_ro_after_init'

vim +169 kernel/extable.c

   163  int core_kernel_rodata(unsigned long addr)
   164  {
   165          if (addr >= (unsigned long)__start_rodata &&
   166              addr < (unsigned long)__end_rodata)
   167                  return 1;
   168  
 > 169          if (addr >= (unsigned long)__start_data_ro_after_init &&
   170              addr < (unsigned long)__end_data_ro_after_init)
   171                  return 1;
   172  

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip

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