tree: https://github.com/superna9999/linux amlogic/v5.7/amlogic-fbc head: fcd5dd60c51e37f87dd2d8c8d587b6cab26cde2f commit: f4f0ebb685e481bb170dc82f02e3275a33c486ea [3/8] drm/meson: overlay: setup overlay for Amlogic FBC config: arm-allyesconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout f4f0ebb685e481bb170dc82f02e3275a33c486ea # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from include/linux/build_bug.h:5, from include/linux/bitfield.h:10, from drivers/gpu/drm/meson/meson_overlay.c:9: drivers/gpu/drm/meson/meson_overlay.c: In function 'meson_overlay_setup_scaler_params': include/linux/compiler.h:350:38: error: call to '__compiletime_assert_414' declared with attribute error: BUILD_BUG_ON failed: ((((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (28))))) + (1ULL << (__builtin_ffsll((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (28))))) - 1))) & ((((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (28))))) + (1ULL << (__builtin_ffsll((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (28))))) - 1))) - 1)) != 0 350 | _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) | ^ include/linux/compiler.h:331:4: note: in definition of macro '__compiletime_assert' 331 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler.h:350:2: note: in expansion of macro '_compiletime_assert' 350 | _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/bitfield.h:49:3: note: in expansion of macro 'BUILD_BUG_ON_MSG' 49 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \ | ^~~~~~~~~~~~~~~~ include/linux/bitfield.h:81:3: note: in expansion of macro '__BF_FIELD_CHECK' 81 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \ | ^~~~~~~~~~~~~~~~ 148 | #define AFBC_DEC_PIXEL_BGN_H(value) FIELD_PREP(GENMASK(28, 16), value) | ^~~~~~~~~~ 414 | AFBC_DEC_PIXEL_BGN_H(hd_start_lines - afbc_left) | | ^~~~~~~~~~~~~~~~~~~~ include/linux/compiler.h:350:38: error: call to '__compiletime_assert_435' declared with attribute error: BUILD_BUG_ON failed: ((((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (27))))) + (1ULL << (__builtin_ffsll((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (27))))) - 1))) & ((((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (27))))) + (1ULL << (__builtin_ffsll((((~(((0UL)))) - ((((1UL))) << (16)) + 1) & (~(((0UL))) >> (32 - 1 - (27))))) - 1))) - 1)) != 0 350 | _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) | ^ include/linux/compiler.h:331:4: note: in definition of macro '__compiletime_assert' 331 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler.h:350:2: note: in expansion of macro '_compiletime_assert' 350 | _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/bitfield.h:49:3: note: in expansion of macro 'BUILD_BUG_ON_MSG' 49 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \ | ^~~~~~~~~~~~~~~~ include/linux/bitfield.h:81:3: note: in expansion of macro '__BF_FIELD_CHECK' 81 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \ | ^~~~~~~~~~~~~~~~ drivers/gpu/drm/meson/meson_overlay.c:62:28: note: in expansion of macro 'FIELD_PREP' 62 | #define VD_H_START(value) FIELD_PREP(GENMASK(27, 16), value) | ^~~~~~~~~~ 435 | priv->viu.vpp_blend_vd2_h_start_end = VD_H_START(hd_start_lines) | | ^~~~~~~~~~ vim +/FIELD_PREP +148 drivers/gpu/drm/meson/meson_overlay.c 146 147 /* AFBC_PIXEL_HOR_SCOPE */ 149 #define AFBC_DEC_PIXEL_END_H(value) FIELD_PREP(GENMASK(12, 0), value) 150 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org