Hi Prike, FYI, the error/warning still remains. tree: git://people.freedesktop.org/~agd5f/linux.git amd-staging-drm-next head: 82811178dacd6530cb2702e97e9c25f253c61a6b commit: 16cf2b67735cdd2f97aade032f8d720c8b089523 [534/912] drm/amdgpu: add s0i3 capacity check for s0i3 routine config: i386-randconfig-r005-20201210 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): git remote add radeon-alex git://people.freedesktop.org/~agd5f/linux.git git fetch --no-tags radeon-alex amd-staging-drm-next git checkout 16cf2b67735cdd2f97aade032f8d720c8b089523 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c: In function 'amdgpu_acpi_is_s0ix_supported': 904 | bool amdgpu_acpi_is_s0ix_supported() | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +904 drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c 898 899 /** 900 * amdgpu_acpi_is_s0ix_supported 901 * 902 * returns true if supported, false if not. 903 */ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org