tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git pending-5.4 head: 40dd6d4f12e782e3a8c87ad889e1f6d5f8271e85 commit: ce1e22338af1363e1978ce1cb381a310cf165d51 [49/68] powerpc/bpf: Fix BPF_MOD when imm == 1 config: powerpc-allyesconfig (attached as .config) compiler: powerpc64-linux-gcc (GCC) 11.2.0 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/sashal/linux-stable.git/c... git remote add sashal-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-stable pending-5.4 git checkout ce1e22338af1363e1978ce1cb381a310cf165d51 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash 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 >>): In file included from arch/powerpc/net/bpf_jit64.h:11, from arch/powerpc/net/bpf_jit_comp64.c:19: arch/powerpc/net/bpf_jit_comp64.c: In function 'bpf_jit_build_body': 32 | do { if (d) { (d)[idx] = instr; } idx++; } while (0) | ^~ arch/powerpc/net/bpf_jit.h:33:33: note: in expansion of macro 'PLANT_INSTR' 33 | #define EMIT(instr) PLANT_INSTR(image, ctx->idx, instr) | ^~~~~~~~~~~ arch/powerpc/net/bpf_jit_comp64.c:415:41: note: in expansion of macro 'EMIT' 415 | EMIT(PPC_LI(dst_reg, 0)); | ^~~~ arch/powerpc/net/bpf_jit.h:33:33: note: in expansion of macro 'PLANT_INSTR' 33 | #define EMIT(instr) PLANT_INSTR(image, ctx->idx, instr) | ^~~~~~~~~~~ arch/powerpc/net/bpf_jit.h:41:33: note: in expansion of macro 'EMIT' 41 | #define PPC_ADDI(d, a, i) EMIT(PPC_INST_ADDI | ___PPC_RT(d) | \ | ^~~~ arch/powerpc/net/bpf_jit.h:44:33: note: in expansion of macro 'PPC_ADDI' 44 | #define PPC_LI(r, i) PPC_ADDI(r, 0, i) | ^~~~~~~~ arch/powerpc/net/bpf_jit_comp64.c:415:46: note: in expansion of macro 'PPC_LI' 415 | EMIT(PPC_LI(dst_reg, 0)); | ^~~~~~ vim +/do +32 arch/powerpc/net/bpf_jit.h 0ca87f05ba8bdc67 Matt Evans 2011-07-20 30 0ca87f05ba8bdc67 Matt Evans 2011-07-20 31 #define PLANT_INSTR(d, idx, instr) \ 0ca87f05ba8bdc67 Matt Evans 2011-07-20 @32 do { if (d) { (d)[idx] = instr; } idx++; } while (0) 0ca87f05ba8bdc67 Matt Evans 2011-07-20 33 #define EMIT(instr) PLANT_INSTR(image, ctx->idx, instr) 0ca87f05ba8bdc67 Matt Evans 2011-07-20 34 :::::: The code at line 32 was first introduced by commit :::::: 0ca87f05ba8bdc6791c14878464efc901ad71e99 net: filter: BPF 'JIT' compiler for PPC64 :::::: TO: Matt Evans <matt(a)ozlabs.org&gt; :::::: CC: David S. Miller <davem(a)davemloft.net&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org