[  697.623391][T13051] netdevsim netdevsim455 eni455np1: renamed from eth0
[  697.635725][T13053] netdevsim netdevsim648 eni648np1: renamed from eth1
[  698.257574][T13039] Could not find device with ifindex 2000 in netnsfd 11
[  698.258438][T13039] Could not find netns with fd: 2000
[  698.258848][T13039] Cannot link a netdevsim to itself
[  698.259333][T13039] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).