reproduce (this is a W=1 build): git remote add net-next https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git git fetch net-next main git checkout net-next/main b4 shazam https://lore.kernel.org/r/1715314333-107290-3-git-send-email-alibuda@linux.alibaba.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 net/smc/