[  472.047735] netdevsim netdevsim384 eni384np1: renamed from eth0
[  472.048303] netdevsim netdevsim738 eni738np1: renamed from eth1
[  472.122256] Could not find device with ifindex 2000 in netnsfd 11
[  472.122339] Could not find netns with fd: 2000
[  472.122383] Cannot link a netdevsim to itself
[  472.122435] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).