tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git locking/irqstate head: a6725b65bba0aa1d329b2a2b79aa968d5a8424a8 commit: 7eb951b5f72bd1a69007f417399a91f73b156898 [14/17] powerpc64: Break asm/percpu.h vs spinlock_types.h dependency config: powerpc-mpc83xx_defconfig (attached as .config) compiler: powerpc-linux-gcc (GCC) 9.3.0 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 git checkout 7eb951b5f72bd1a69007f417399a91f73b156898 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): In file included from arch/powerpc/include/asm/dtl.h:4, from arch/powerpc/kernel/time.c:72: 145 | } save_area[SLB_NUM_BOLTED]; | ^~~~~~~~~~~~~~ vim +/SLB_NUM_BOLTED +145 arch/powerpc/include/asm/lppaca.h f13c13a005127b arch/powerpc/include/asm/lppaca.h Anton Blanchard 2013-08-07 132 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 133 /* 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 134 * SLB shadow buffer structure as defined in the PAPR. The save_area 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 135 * contains adjacent ESID and VSID pairs for each shadowed SLB. The 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 136 * ESID is stored in the lower 64bits, then the VSID. 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 137 */ 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 138 struct slb_shadow { c72cd555e828b7 arch/powerpc/include/asm/lppaca.h Anton Blanchard 2013-08-07 139 __be32 persistent; /* Number of persistent SLBs */ c72cd555e828b7 arch/powerpc/include/asm/lppaca.h Anton Blanchard 2013-08-07 140 __be32 buffer_length; /* Total shadow buffer length */ c72cd555e828b7 arch/powerpc/include/asm/lppaca.h Anton Blanchard 2013-08-07 141 __be64 reserved; 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 142 struct { c72cd555e828b7 arch/powerpc/include/asm/lppaca.h Anton Blanchard 2013-08-07 143 __be64 esid; c72cd555e828b7 arch/powerpc/include/asm/lppaca.h Anton Blanchard 2013-08-07 144 __be64 vsid; 59c19cb2f6a792 arch/powerpc/include/asm/lppaca.h Anton Blanchard 2012-04-10 @145 } save_area[SLB_NUM_BOLTED]; 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 146 } ____cacheline_aligned; 2f6093c84730b4 include/asm-powerpc/lppaca.h Michael Neuling 2006-08-07 147 :::::: The code at line 145 was first introduced by commit :::::: 59c19cb2f6a7928a2fd3afd22bfe988e025b41d8 powerpc: Reformat lppaca.h :::::: TO: Anton Blanchard <anton(a)samba.org&gt; :::::: CC: Benjamin Herrenschmidt <benh(a)kernel.crashing.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org