"IPv4: Allow 0.0.0.0/8 as a valid address range, allowing for 16 million new IPv4 addresses. This is part of the IPv4 Cleanup Project, started to increase the number of available unicast IPv4 addresses"
https://git.kernel.org/linus/96125bf9985a75db00496dd2bc9249b777d2b19b
https://kernelnewbies.org/Linux_5.3#Networking
...
aight, I'm gonna need a drink, several in fact