tree: https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git pg_table/v0.0 head: fd150c5a9ef6e3e43818825c69a46de2b427dedf commit: e5db6ff88e6ef1ff9ab6fefb7ec882d7e329f783 [5/18] mm: move pgd into 'struct pg_table' config: powerpc-allnoconfig (attached as .config) compiler: powerpc-linux-gcc (GCC) 7.5.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout e5db6ff88e6ef1ff9ab6fefb7ec882d7e329f783 # save the attached .config to linux build tree GCC_VERSION=7.5.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): In file included from arch/powerpc/kernel/asm-offsets.c:29:0: arch/powerpc/kernel/asm-offsets.c: In function 'main': OFFSET(MM_PGD, mm_struct, pgd); ^ include/linux/kbuild.h:6:62: note: in definition of macro 'DEFINE' asm volatile("\n.ascii \"->" #sym " %0 " #val "\"" : : "i" (val)) ^~~ #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) ^~~~~~~~~~~~~~~~~~~ DEFINE(sym, offsetof(struct str, mem)) ^~~~~~~~ OFFSET(MM_PGD, mm_struct, pgd); ^~~~~~ make[2]: *** [arch/powerpc/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [sub-make] Error 2 9 real 3 user 5 sys 95.89% cpu make prepare vim +361 arch/powerpc/kernel/asm-offsets.c d1dead5c5f016e Stephen Rothwell 2005-09-29 359 d1dead5c5f016e Stephen Rothwell 2005-09-29 360 #ifndef CONFIG_PPC64 45465615511060 Rashmica Gupta 2017-02-15 @361 OFFSET(MM_PGD, mm_struct, pgd); d1dead5c5f016e Stephen Rothwell 2005-09-29 362 #endif /* ! CONFIG_PPC64 */ 14cf11af6cf608 Paul Mackerras 2005-09-26 363 14cf11af6cf608 Paul Mackerras 2005-09-26 364 /* About the CPU features table */ 45465615511060 Rashmica Gupta 2017-02-15 365 OFFSET(CPU_SPEC_FEATURES, cpu_spec, cpu_features); 45465615511060 Rashmica Gupta 2017-02-15 366 OFFSET(CPU_SPEC_SETUP, cpu_spec, cpu_setup); 45465615511060 Rashmica Gupta 2017-02-15 367 OFFSET(CPU_SPEC_RESTORE, cpu_spec, cpu_restore); 14cf11af6cf608 Paul Mackerras 2005-09-26 368 45465615511060 Rashmica Gupta 2017-02-15 369 OFFSET(pbe_address, pbe, address); 45465615511060 Rashmica Gupta 2017-02-15 370 OFFSET(pbe_orig_address, pbe, orig_address); 45465615511060 Rashmica Gupta 2017-02-15 371 OFFSET(pbe_next, pbe, next); 14cf11af6cf608 Paul Mackerras 2005-09-26 372 :::::: The code at line 361 was first introduced by commit :::::: 454656155110603e88b83eec847d5293a30bb96e powerpc/asm: Use OFFSET macro in asm-offsets.c :::::: TO: Rashmica Gupta <rashmicy(a)gmail.com&gt; :::::: CC: Michael Ellerman <mpe(a)ellerman.id.au&gt; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation