Comment 8 for bug 1837893

Unpacking openafs-modules-dkms (1.8.0~pre5-1ubuntu1.2) over (1.8.0~pre5-1ubuntu1.1) ...
Setting up openafs-client (1.8.0~pre5-1ubuntu1.2) ...
modprobe: FATAL: Module openafs not found in directory /lib/modules/5.3.0-23-generic
Failed to load openafs.ko. Does it need to be built?
Setting up openafs-modules-dkms (1.8.0~pre5-1ubuntu1.2) ...
Loading new openafs-1.8.0pre5 DKMS files...
Building for 5.3.0-23-generic
Building initial module for 5.3.0-23-generic
Can't load /var/lib/shim-signed/mok/.rnd into RNG
140313257689536:error:2406F079:random number generator:RAND_load_file:Cannot open file:../crypto/rand/randfile.c:88:Filename=/var/lib/shim-signed/mok/.rnd
Generating a RSA private key
writing new private key to '/var/lib/shim-signed/mok/MOK.priv'
EFI variables are not supported on this system
/sys/firmware/efi/efivars not found, aborting.

Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.3.0-23-generic/updates/dkms/


DKMS: install completed.