reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/hare/nvme.git/commit/?id=4686444a31c17e6dee095277ba4bfa255afd67ee
        git remote add hare-nvme https://git.kernel.org/pub/scm/linux/kernel/git/hare/nvme.git
        git fetch --no-tags hare-nvme nvme-fpin.v3
        git checkout 4686444a31c17e6dee095277ba4bfa255afd67ee
        # save the config file
        make W=1 ARCH=i386 olddefconfig
        make W=1 ARCH=i386