Similar experience Since few update of the Kernel. The latest which work is 4.16.8 !
I have also notice a full list of dracut error during the installation of the Kernel.
Jun 04 18:12:37 pi3 dracut[2448]: *** Including module: fs-lib ***
Jun 04 18:12:38 pi3 dracut[2448]: FAILED: /usr/lib/dracut/dracut-install -D
/var/tmp/dracut.Nmhf4U/initramfs -l /usr/lib/dracut/modules.d/99fs-lib/fs-lib.sh
/lib/fs-lib.sh
Jun 04 18:12:38 pi3 dracut[2448]: FAILED: /usr/lib/dracut/dracut-install -D
/var/tmp/dracut.Nmhf4U/initramfs /etc/e2fsck.conf
Jun 04 18:12:38 pi3 dracut[2448]: *** Including module: shutdown ***
Jun 04 18:12:38 pi3 dracut[2448]: FAILED: /usr/lib/dracut/dracut-install -D
/var/tmp/dracut.Nmhf4U/initramfs -a -l umount poweroff reboot halt losetup stat
Jun 04 18:12:38 pi3 dracut[2448]: FAILED: /usr/lib/dracut/dracut-install -D
/var/tmp/dracut.Nmhf4U/initramfs -l /usr/lib/dracut/modules.d/99shutdown/shutdown.sh
/shutdown
Jun 04 18:12:39 pi3 dracut[2448]: *** Including modules done ***
Jun 04 18:12:39 pi3 dracut[2448]: *** Installing kernel module dependencies ***
Jun 04 18:12:39 pi3 dracut[2448]: FAILED: /usr/lib/dracut/dracut-install -D
/var/tmp/dracut.Nmhf4U/initramfs
/lib/modules/4.16.13-300.fc28.armv7hl//modules.builtin.bin
/lib/modules/4.16.13-300.fc28.armv7hl/modules.builtin.bin
Jun 04 18:12:39 pi3 dracut[2448]: FAILED: /usr/lib/dracut/dracut-install -D
/var/tmp/dracut.Nmhf4U/initramfs /lib/modules/4.16.13-300.fc28.armv7hl//modules.builtin
/lib/modules/4.16.13-300.fc28.armv7hl/modules.builtin
Jun 04 18:12:39 pi3 dracut[2448]: FAILED: /usr/lib/dracut/dracut-install -D
/var/tmp/dracut.Nmhf4U/initramfs /lib/modules/4.16.13-300.fc28.armv7hl//modules.order
/lib/modules/4.16.13-300.fc28.armv7hl/modules.order
Jun 04 18:12:39 pi3 dracut[2448]: "depmod -a 4.16.13-300.fc28.armv7hl" failed.