[  704.692221][T13007] netdevsim netdevsim507 eni507np1: renamed from eth0
[  704.711545][T13009] netdevsim netdevsim573 eni573np1: renamed from eth1
[  705.340076][T12995] Could not find device with ifindex 2000 in netnsfd 11
[  705.340896][T12995] Could not find netns with fd: 2000
[  705.341340][T12995] Cannot link a netdevsim to itself
[  705.341834][T12995] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).