tree: git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git arm64-ro-page-tables-pkvm head: 013c3cfada2933235858e3db49db939379e7003f commit: 12d40551426d0a4eabfc809dedb4f5fc35537b8a [54/63] arm64: kvm: use HYP helpers to perform page table updates config: arm64-allyesconfig (attached as .config) compiler: aarch64-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 # https://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git/commit/?id... git remote add ardb git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git git fetch --no-tags ardb arm64-ro-page-tables-pkvm git checkout 12d40551426d0a4eabfc809dedb4f5fc35537b8a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): arch/arm64/kvm/hyp/nvhe/pgtable_protect.c: In function 'inject_external_abort': 21 | ; // TODO | ^ vim +/if +21 arch/arm64/kvm/hyp/nvhe/pgtable_protect.c 15 16 static void inject_external_abort(struct kvm_cpu_context *host_ctxt) 17 { 18 struct kvm_vcpu *vcpu = host_ctxt->__hyp_running_vcpu; 19 20 if (vcpu) 22 23 write_sysreg_el2(read_sysreg_el2(SYS_ELR) - 1, SYS_ELR); 24 } 25 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org