raidwas@server:~$ sudo apt-get install linux-firmware
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed:
  linux-firmware
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/37.6 MB of archives.
After this operation, 158 MB of additional disk space will be used.
Selecting previously unselected package linux-firmware.
(Reading database ... 229601 files and directories currently installed.)
Preparing to unpack .../linux-firmware_1.157.6_all.deb ...
Unpacking linux-firmware (1.157.6) ...
Setting up linux-firmware (1.157.6) ...
update-initramfs: Generating /boot/initrd.img-uname
W: Possible missing firmware /lib/firmware/i915/kbl_dmc_ver1.bin for module i915_bpo
W: mdadm: /etc/mdadm/mdadm.conf defines no arrays.
depmod: ERROR: Bad version passed uname
update-initramfs: Generating /boot/initrd.img--r
/usr/sbin/mkinitramfs: option requires an argument -- 'r'
W: non-GNU getopt
update-initramfs: failed for /boot/initrd.img--r with 1.
dpkg: error processing package linux-firmware (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 linux-firmware
E: Sub-process /usr/bin/dpkg returned an error code (1)