reproduce (this is a W=1 build): git checkout 1a3746ccbb0a97bed3c06ccde6b880013b1dddc1 b4 shazam https://lore.kernel.org/r/53BDDD94CF346272+20260629105036.2137914-1-peiyang_he@smail.nju.edu.cn git clone https://github.com/intel/lkp-tests.git ~/lkp-tests # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash