reproduce (this is a W=1 build): git checkout 66639db858112bf6b0f76677f7517643d586e575 b4 shazam https://lore.kernel.org/r/20250729145135.12463-3-joshi.k@samsung.com # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 olddefconfig make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash