tree: https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/rxrpc-ringless-5 head: f35937a690b2190554dff97d58a746e7f42425ac commit: 5d03d72bc442df57309fde9638cf045112036282 [10/41] rxrpc: Use the core ICMP/ICMP6 parsers config: arm-buildonly-randconfig-r004-20221012 compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://github.com/ammarfaizi2/linux-block/commit/5d03d72bc442df57309fde9638cf045112036282 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/rxrpc-ringless-5 git checkout 5d03d72bc442df57309fde9638cf045112036282 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: ipv6_icmp_error >>> referenced by local_object.c:36 (net/rxrpc/local_object.c:36) >>> rxrpc/local_object.o:(rxrpc_encap_err_rcv) in archive net/built-in.a -- 0-DAY CI Kernel Test Service https://01.org/lkp