[  473.633729] netdevsim netdevsim360 eni360np1: renamed from eth0
[  473.633995] netdevsim netdevsim522 eni522np1: renamed from eth1
[  473.727874] Could not find device with ifindex 2000 in netnsfd 11
[  473.727963] Could not find netns with fd: 2000
[  473.728005] Cannot link a netdevsim to itself
[  473.728054] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).