[  829.082537][T15641] netdevsim netdevsim258 eni258np1: renamed from eth0
[  829.096828][T15643] netdevsim netdevsim590 eni590np1: renamed from eth1
[  829.706940][T15629] Could not find device with ifindex 2000 in netnsfd 11
[  829.707591][T15629] Could not find netns with fd: 2000
[  829.708077][T15629] Cannot link a netdevsim to itself
[  829.708618][T15629] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).