[stericsson:earlydebug 1/1] init/main.c:513: undefined reference to `printascii'

kbuild test robot fengguang.wu at intel.com
Tue Nov 3 07:50:36 PST 2015

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson.git earlydebug
head:   92ab8295496c4d4c50cefce1c13863ce8eda7741
commit: 92ab8295496c4d4c50cefce1c13863ce8eda7741 [1/1] uglyhack printascii
config: blackfin-BF561-EZKIT-SMP_defconfig (attached as .config)
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 92ab8295496c4d4c50cefce1c13863ce8eda7741
        # save the attached .config to linux build tree
        make.cross ARCH=blackfin 

All errors (new ones prefixed by >>):

   init/built-in.o: In function `start_kernel':
>> init/main.c:513: undefined reference to `printascii'

vim +513 init/main.c

   507		set_task_stack_end_magic(&init_task);
   508		smp_setup_processor_id();
   509		debug_objects_early_init();
   511		{
   512		  extern void printascii(char *);
 > 513		  printascii("start_kernel\n");
   514		}
   515		/*
   516		 * Set up the the initial canary ASAP:

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