tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: cc63e8e92cb872081f249ea16e6c460642f3e4fb commit: 94cac569012aff092b029f0d674f9ab944b08b5a [12118/13934] m68knommu: fix undefined reference to `mach_get_rtc_pll' config: m68k-randconfig-r023-20220523 (https://download.01.org/0day-ci/archive/20220524/202205240249.BuIiowju-lkp@xxxxxxxxx/config) compiler: m68k-linux-gcc (GCC) 11.3.0 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=94cac569012aff092b029f0d674f9ab944b08b5a 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 94cac569012aff092b029f0d674f9ab944b08b5a # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): m68k-linux-ld: arch/m68k/q40/config.o: in function `config_q40': >> arch/m68k/q40/config.c:173: undefined reference to `mach_get_rtc_pll' >> m68k-linux-ld: arch/m68k/q40/config.c:174: undefined reference to `mach_set_rtc_pll' vim +173 arch/m68k/q40/config.c ^1da177e4c3f41 Linus Torvalds 2005-04-16 165 ^1da177e4c3f41 Linus Torvalds 2005-04-16 166 void __init config_q40(void) ^1da177e4c3f41 Linus Torvalds 2005-04-16 167 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 168 mach_sched_init = q40_sched_init; ^1da177e4c3f41 Linus Torvalds 2005-04-16 169 ^1da177e4c3f41 Linus Torvalds 2005-04-16 170 mach_init_IRQ = q40_init_IRQ; ^1da177e4c3f41 Linus Torvalds 2005-04-16 171 mach_hwclk = q40_hwclk; ^1da177e4c3f41 Linus Torvalds 2005-04-16 172 mach_get_ss = q40_get_ss; ^1da177e4c3f41 Linus Torvalds 2005-04-16 @173 mach_get_rtc_pll = q40_get_rtc_pll; ^1da177e4c3f41 Linus Torvalds 2005-04-16 @174 mach_set_rtc_pll = q40_set_rtc_pll; ^1da177e4c3f41 Linus Torvalds 2005-04-16 175 ^1da177e4c3f41 Linus Torvalds 2005-04-16 176 mach_reset = q40_reset; ^1da177e4c3f41 Linus Torvalds 2005-04-16 177 mach_get_model = q40_get_model; ^1da177e4c3f41 Linus Torvalds 2005-04-16 178 :::::: The code at line 173 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://01.org/lkp