reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        git checkout 1a32f7427eb3d1248bc64cd745b93f88cc838933
        b4 shazam https://lore.kernel.org/r/20250806-stm32mp15-m_can-add-reset-v1-1-9d81f9c29d65@pengutronix.de
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm olddefconfig
        ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash dtbs_check