IPv4 and IPv6 sockets are somehow created even for IPv4-only
The result:
proto-kms-proto-kms1-1 | 2023/06/21 11:38:33 localQLAddress is 172.100.20.11:55059 proto-kms-proto-kms1-1 | 2023/06/21 11:38:33 WriteMsgUDPAddrPort failed: write udp 172.100.20.10:55059->[::ffff:172.100.20.11]:55059: address ::ffff:172.100.20.11: non-IPv4 address