What do you make of this ?
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 22.04.1 LTS
Release: 22.04
Codename: jammy
$ uname -r
5.15.0-47-generic
$ modinfo -d ksmb
modinfo: ERROR: Module ksmb not found.
$ modinfo -d ksmbd
Linux kernel...