Hi Raag, kernel test robot noticed the following build errors: [auto build test ERROR on drm-xe/drm-xe-next] [also build test ERROR on drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.12-rc4 next-20241025] [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/Raag-Jadav/drm-Introduce-device-wedged-event/20241025-165119 base: https://gitlab.freedesktop.org/drm/xe/kernel.git drm-xe-next patch link: https://lore.kernel.org/r/20241025084817.144621-2-raag.jadav%40intel.com patch subject: [PATCH v8 1/4] drm: Introduce device wedged event config: arm-randconfig-002-20241026 (https://download.01.org/0day-ci/archive/20241026/202410261754.enck8cc6-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 5886454669c3c9026f7f27eab13509dd0241f2d6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241026/202410261754.enck8cc6-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202410261754.enck8cc6-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from drivers/gpu/drm/drm_drv.c:36: In file included from include/linux/pseudo_fs.h:4: In file included from include/linux/fs_context.h:14: In file included from include/linux/security.h:33: In file included from include/linux/mm.h:2213: include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ >> drivers/gpu/drm/drm_drv.c:81:3: error: expression is not an integer constant expression 81 | [ffs(DRM_WEDGE_RECOVERY_REBIND) - 1] = "rebind", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/asm-generic/bitops/ffs.h:43:16: note: expanded from macro 'ffs' 43 | #define ffs(x) generic_ffs(x) | ^ drivers/gpu/drm/drm_drv.c:82:3: error: expression is not an integer constant expression 82 | [ffs(DRM_WEDGE_RECOVERY_BUS_RESET) - 1] = "bus-reset", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/asm-generic/bitops/ffs.h:43:16: note: expanded from macro 'ffs' 43 | #define ffs(x) generic_ffs(x) | ^ >> drivers/gpu/drm/drm_drv.c:84:15: error: invalid application of 'sizeof' to an incomplete type 'const char *const[]' 84 | static_assert(ARRAY_SIZE(drm_wedge_recovery_opts) == ffs(DRM_WEDGE_RECOVERY_BUS_RESET)); | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:32: note: expanded from macro 'ARRAY_SIZE' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^ include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert' 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~ drivers/gpu/drm/drm_drv.c:528:32: error: invalid application of 'sizeof' to an incomplete type 'const char *const[]' 528 | unsigned int len, opt, size = ARRAY_SIZE(drm_wedge_recovery_opts); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:32: note: expanded from macro 'ARRAY_SIZE' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~ 1 warning and 4 errors generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for MODVERSIONS Depends on [n]: MODULES [=y] && !COMPILE_TEST [=y] Selected by [y]: - RANDSTRUCT_FULL [=y] && (CC_HAS_RANDSTRUCT [=y] || GCC_PLUGINS [=n]) && MODULES [=y] vim +81 drivers/gpu/drm/drm_drv.c 75 76 /* 77 * Available recovery methods for wedged device. To be sent along with device 78 * wedged uevent. 79 */ 80 static const char *const drm_wedge_recovery_opts[] = { > 81 [ffs(DRM_WEDGE_RECOVERY_REBIND) - 1] = "rebind", 82 [ffs(DRM_WEDGE_RECOVERY_BUS_RESET) - 1] = "bus-reset", 83 }; > 84 static_assert(ARRAY_SIZE(drm_wedge_recovery_opts) == ffs(DRM_WEDGE_RECOVERY_BUS_RESET)); 85 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki