[  708.041710][T13043] netdevsim netdevsim472 eni472np1: renamed from eth0
[  708.061046][T13045] netdevsim netdevsim707 eni707np1: renamed from eth1
[  708.776821][T13030] Could not find device with ifindex 2000 in netnsfd 11
[  708.778001][T13030] Could not find netns with fd: 2000
[  708.778652][T13030] Cannot link a netdevsim to itself
[  708.779436][T13030] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).