tree: https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android13-5.15 head: 9c25e5d6f58362a8ff78327664a2e3c2a538009f commit: 888643ea37b504cb32afdd6430698d1e92a79a71 [2757/2766] ANDROID: KVM: arm64: relay entropy requests from protected guests directly to secure config: arm64-buildonly-randconfig-r006-20220116 (https://download.01.org/0day-ci/archive/20220118/202201181042.DbgIXpRm-lk...) compiler: aarch64-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://github.com/ammarfaizi2/linux-block/commit/888643ea37b504cb32afdd6... git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android13-5.15 git checkout 888643ea37b504cb32afdd6430698d1e92a79a71 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash 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 >>): arch/arm64/kvm/arm.c: In function 'kvm_hyp_init_protection': 2011 | kvm_nvhe_sym(smccc_trng_available) = smccc_trng_available; | ^~~~~~~~~~~~~~~~~~~~ arch/arm64/kvm/arm.c:2011:46: note: each undeclared identifier is reported only once for each function it appears in vim +/smccc_trng_available +2011 arch/arm64/kvm/arm.c 1997 1998 static int kvm_hyp_init_protection(u32 hyp_va_bits) 1999 { 2000 void *addr = phys_to_virt(hyp_mem_base); 2001 int ret; 2002 2003 kvm_nvhe_sym(id_aa64pfr0_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64PFR0_EL1); 2004 kvm_nvhe_sym(id_aa64pfr1_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64PFR1_EL1); 2005 kvm_nvhe_sym(id_aa64isar0_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64ISAR0_EL1); 2006 kvm_nvhe_sym(id_aa64isar1_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64ISAR1_EL1); 2007 kvm_nvhe_sym(id_aa64mmfr0_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64MMFR0_EL1); 2008 kvm_nvhe_sym(id_aa64mmfr1_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64MMFR1_EL1); 2009 kvm_nvhe_sym(id_aa64mmfr2_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64MMFR2_EL1); 2010 kvm_nvhe_sym(__icache_flags) = __icache_flags; 2012 2013 ret = create_hyp_mappings(addr, addr + hyp_mem_size, PAGE_HYP); 2014 if (ret) 2015 return ret; 2016 2017 ret = init_stage2_iommu(); 2018 if (ret < 0) 2019 return ret; 2020 2021 ret = do_pkvm_init(hyp_va_bits, (enum kvm_iommu_driver)ret); 2022 if (ret) 2023 return ret; 2024 2025 free_hyp_pgds(); 2026 2027 return 0; 2028 } 2029 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org