[  860.197274][T15783] netdevsim netdevsim495 eni495np1: renamed from eth0
[  860.209792][T15784] netdevsim netdevsim657 eni657np1: renamed from eth1
[  861.014991][T15770] Could not find device with ifindex 2000 in netnsfd 11
[  861.016211][T15770] Could not find netns with fd: 2000
[  861.017022][T15770] Cannot link a netdevsim to itself
[  861.018052][T15770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).