[  485.244462] netdevsim netdevsim258 eni258np1: renamed from eth0
[  485.340788] netdevsim netdevsim569 eni569np1: renamed from eth1
[  485.547241] Could not find device with ifindex 2000 in netnsfd 11
[  485.547534] Could not find netns with fd: 2000
[  485.547605] Cannot link a netdevsim to itself
[  485.547690] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).