tree: https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git socfpga_clk_fix_s2f_user0 head: d9c5d65ecc277f24be715c87328a329e77e25ed4 commit: d9c5d65ecc277f24be715c87328a329e77e25ed4 [1/1] clk: socfpga: agilex: fix duplicate s2f_user0_clk config: nios2-allyesconfig (attached as .config) compiler: nios2-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://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git/commit... git remote add dinguyen https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git git fetch --no-tags dinguyen socfpga_clk_fix_s2f_user0 git checkout d9c5d65ecc277f24be715c87328a329e77e25ed4 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=nios2 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 >>): 168 | static const struct clk_parent_data s2f_usr0_mux[] = { | ^~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/s2f_usr0_mux +168 drivers/clk/socfpga/clk-agilex.c 80c6b7a0894ffd Dinh Nguyen 2020-05-12 167 80c6b7a0894ffd Dinh Nguyen 2020-05-12 @168 static const struct clk_parent_data s2f_usr0_mux[] = { 80c6b7a0894ffd Dinh Nguyen 2020-05-12 169 { .fw_name = "f2s-free-clk", 80c6b7a0894ffd Dinh Nguyen 2020-05-12 170 .name = "f2s-free-clk", }, 80c6b7a0894ffd Dinh Nguyen 2020-05-12 171 { .fw_name = "boot_clk", 80c6b7a0894ffd Dinh Nguyen 2020-05-12 172 .name = "boot_clk", }, 80c6b7a0894ffd Dinh Nguyen 2020-05-12 173 }; 80c6b7a0894ffd Dinh Nguyen 2020-05-12 174 :::::: The code at line 168 was first introduced by commit :::::: 80c6b7a0894ffdf3c781f047479752015e5d5b27 clk: socfpga: agilex: add clock driver for the Agilex platform :::::: TO: Dinh Nguyen <dinguyen(a)kernel.org&gt; :::::: CC: Stephen Boyd <sboyd(a)kernel.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org