[  792.844238][T14464] netdevsim netdevsim470 eni470np1: renamed from eth0
[  792.863838][T14466] netdevsim netdevsim588 eni588np1: renamed from eth1
[  793.595661][T14452] Could not find device with ifindex 2000 in netnsfd 11
[  793.596298][T14452] Could not find netns with fd: 2000
[  793.597138][T14452] Cannot link a netdevsim to itself
[  793.597689][T14452] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).