Errors from mininet image

[sajith]

On macOS, I did this:

$ podman build -f ./container-mininet/Dockerfile -t mininet .

And then did podman container run mininet, but there are errors:

$ podman container run mininet
modprobe: FATAL: Module openvswitch not found in directory /lib/modules/5.18.5-200.fc36.aarch64
 * Inserting openvswitch module
rmmod: ERROR: ../libkmod/libkmod-module.c:793 kmod_module_remove_module() could not remove 'bridge': Operation not permitted
rmmod: ERROR: could not remove module bridge: Operation not permitted
 * removing bridge module
 * /etc/openvswitch/conf.db does not exist
 * Creating empty database /etc/openvswitch/conf.db
nice: cannot set niceness: Permission denied
 * Starting ovsdb-server
 * Configuring Open vSwitch system IDs
modprobe: FATAL: Module openvswitch not found in directory /lib/modules/5.18.5-200.fc36.aarch64
 * Inserting openvswitch module
rmmod: ERROR: ../libkmod/libkmod-module.c:793 kmod_module_remove_module() could not remove 'bridge': Operation not permitted
rmmod: ERROR: could not remove module bridge: Operation not permitted
 * removing bridge module