tree: https://github.com/t-kristo/linux-pm usi-5.16-rfc-v2-bpf head: 241207b4769fca049dfcc4dbde0bda92e4f67027 commit: f6d52d17b96916ae3e76774b1aec80d638dbf46c [24/30] HID: debug: Add USI usages config: riscv-randconfig-s032-20211128 (https://download.01.org/0day-ci/archive/20211129/202111290200.V12OhjgD-lk...) compiler: riscv32-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/t-kristo/linux-pm/commit/f6d52d17b96916ae3e76774b1aec8... git remote add t-kristo-pm https://github.com/t-kristo/linux-pm git fetch --no-tags t-kristo-pm usi-5.16-rfc-v2-bpf git checkout f6d52d17b96916ae3e76774b1aec80d638dbf46c # save the config file to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv SHELL=/bin/bash drivers/hid/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) vim +1029 drivers/hid/hid-debug.c c080d89ad91e98 Jiri Kosina 2007-01-25 1025 0ce1ac3b3ca0f4 Joe Perches 2007-09-26 1026 static const char *misc[MSC_MAX + 1] = { c080d89ad91e98 Jiri Kosina 2007-01-25 1027 [MSC_SERIAL] = "Serial", [MSC_PULSELED] = "Pulseled", f6d52d17b96916 Mika Westerberg 2021-01-22 1028 [MSC_GESTURE] = "Gesture", [MSC_RAW] = "RawData", f6d52d17b96916 Mika Westerberg 2021-01-22 @1029 [MSC_PEN_ID] = "PenID", [MSC_PEN_COLOR] "PenColor", f6d52d17b96916 Mika Westerberg 2021-01-22 1030 [MSC_PEN_LINE_WIDTH] = "PenLineWidth", f6d52d17b96916 Mika Westerberg 2021-01-22 1031 [MSC_PEN_LINE_STYLE] = "PenLineStyle", c080d89ad91e98 Jiri Kosina 2007-01-25 1032 }; c080d89ad91e98 Jiri Kosina 2007-01-25 1033 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org