Hi Zhen, Thank you for the patch! Yet something to improve: [auto build test ERROR on masahiroy-kbuild/for-next] [also build test ERROR on linus/master v6.1-rc1 next-20221018] [cannot apply to mcgrof/modules-next] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Zhen-Lei/kallsyms-Optimizes-the-performance-of-lookup-symbols/20221017-145455 base: https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git for-next patch link: https://lore.kernel.org/r/20221017064950.2038-12-thunder.leizhen%40huawei.com patch subject: [PATCH v7 11/11] kallsyms: Add self-test facility config: mips-allyesconfig compiler: mips-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://github.com/intel-lab-lkp/linux/commit/3f5fc7fa1f657df865ef14b2d24f837a7cc079c9 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Zhen-Lei/kallsyms-Optimizes-the-performance-of-lookup-symbols/20221017-145455 git checkout 3f5fc7fa1f657df865ef14b2d24f837a7cc079c9 # 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=mips 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 >>): arch/mips/kernel/head.o: in function `kernel_entry': (.ref.text+0xac): relocation truncated to fit: R_MIPS_26 against `start_kernel' init/main.o: in function `set_reset_devices': main.c:(.init.text+0x20): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0x30): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' init/main.o: in function `debug_kernel': main.c:(.init.text+0xa4): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0xb4): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' init/main.o: in function `quiet_kernel': main.c:(.init.text+0x128): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0x138): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' init/main.o: in function `warn_bootconfig': main.c:(.init.text+0x1ac): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0x1bc): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' init/main.o: in function `init_setup': main.c:(.init.text+0x234): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0x254): additional relocation overflows omitted from the output mips-linux-ld: kernel/kallsyms_selftest.o: in function `test_perf_kallsyms_lookup_name': >> kallsyms_selftest.c:(.text.unlikely.test_perf_kallsyms_lookup_name+0x100): undefined reference to `__udivdi3' -- 0-DAY CI Kernel Test Service https://01.org/lkp