[  730.783539][T13036] netdevsim netdevsim377 eni377np1: renamed from eth0
[  730.802301][T13038] netdevsim netdevsim548 eni548np1: renamed from eth1
[  731.388458][T13024] Could not find device with ifindex 2000 in netnsfd 11
[  731.389290][T13024] Could not find netns with fd: 2000
[  731.389655][T13024] Cannot link a netdevsim to itself
[  731.390096][T13024] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).