reproduce (this is a W=1 build): git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git git fetch tip master git checkout tip/master b4 shazam https://lore.kernel.org/r/8549af9ea60b73e120be377877c26d929f1ad25e.1793273244.git.michal.camacho.romero@linux.intel.com # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 olddefconfig make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kernel/