tree: https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git kprobe_multi_kmod head: eab9c6a88fd54069cbfc59ae74bb902dd6decdf9 commit: 415122954f164e3f0d4ed78ce571f27e11722f70 [3/9] ftrace: Add support to resolve module symbols in ftrace_lookup_symbols config: csky-randconfig-r016-20221002 compiler: csky-linux-gcc (GCC) 12.1.0 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/jolsa/perf.git/commit/?id=415122954f164e3f0d4ed78ce571f27e11722f70 git remote add jolsa-perf https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git git fetch --no-tags jolsa-perf kprobe_multi_kmod git checkout 415122954f164e3f0d4ed78ce571f27e11722f70 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=csky 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 >>): csky-linux-ld: kernel/trace/ftrace.o: in function `ftrace_lookup_symbols': >> ftrace.c:(.text+0x3baa): undefined reference to `module_kallsyms_on_each_symbol' >> csky-linux-ld: ftrace.c:(.text+0x3bf4): undefined reference to `module_kallsyms_on_each_symbol' -- 0-DAY CI Kernel Test Service https://01.org/lkp