[  768.744338][T14566] netdevsim netdevsim302 eni302np1: renamed from eth0
[  768.757120][T14568] netdevsim netdevsim567 eni567np1: renamed from eth1
[  769.346971][T14554] Could not find device with ifindex 2000 in netnsfd 11
[  769.347797][T14554] Could not find netns with fd: 2000
[  769.348371][T14554] Cannot link a netdevsim to itself
[  769.348895][T14554] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).