Hi "Tzvetomir, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on v5.14-rc5] [also build test ERROR on next-20210810] [cannot apply to tip/perf/core] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Tzvetomir-Stoyanov-VMware/trace-... base: 36a21d51725af2ce0700c6ebcb6b9594aac658a6 config: riscv-randconfig-r026-20210811 (attached as .config) compiler: riscv32-linux-gcc (GCC) 10.3.0 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://github.com/0day-ci/linux/commit/1c1c02a4ad23d5bbc4c2de9dfd125e3be... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Tzvetomir-Stoyanov-VMware/trace-Add-kprobe-on-tracepoint/20210811-110525 git checkout 1c1c02a4ad23d5bbc4c2de9dfd125e3be33de636 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=riscv 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 >>): riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L19': trace_eprobe.c:(.text+0x43a): undefined reference to `trace_probe_unlink' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L32': trace_eprobe.c:(.text+0x66e): undefined reference to `trace_probe_cleanup' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `trace_event_probe_cleanup': trace_eprobe.c:(.text+0x7f0): undefined reference to `trace_probe_create' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L51': trace_eprobe.c:(.text+0xace): undefined reference to `traceprobe_define_arg_fields' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L96': trace_eprobe.c:(.text+0x1198): undefined reference to `trace_probe_init' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L242': trace_eprobe.c:(.text+0x27d6): undefined reference to `trace_probe_get_file_link' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `disable_eprobe.isra.0': trace_eprobe.c:(.text+0x2946): undefined reference to `trace_probe_remove_file' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L296': trace_eprobe.c:(.text+0x319a): undefined reference to `trace_probe_add_file' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L302': trace_eprobe.c:(.text+0x32f2): undefined reference to `trace_probe_remove_file' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L310': trace_eprobe.c:(.text+0x3518): undefined reference to `trace_probe_log_init' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L311': trace_eprobe.c:(.text+0x3566): undefined reference to `traceprobe_parse_event_name' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L314': trace_eprobe.c:(.text+0x3856): undefined reference to `traceprobe_parse_event_name' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L361': trace_eprobe.c:(.text+0x3d78): undefined reference to `traceprobe_parse_probe_arg' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L357': trace_eprobe.c:(.text+0x3eba): undefined reference to `traceprobe_set_print_fmt' riscv32-linux-ld: kernel/trace/trace_eprobe.o: in function `.L370': trace_eprobe.c:(.text+0x3f5e): undefined reference to `trace_probe_register_event_call' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org