[  704.466618][T13045] netdevsim netdevsim481 eni481np1: renamed from eth0
[  704.490082][T13047] netdevsim netdevsim531 eni531np1: renamed from eth1
[  705.157968][T13033] Could not find device with ifindex 2000 in netnsfd 11
[  705.158996][T13033] Could not find netns with fd: 2000
[  705.159561][T13033] Cannot link a netdevsim to itself
[  705.160197][T13033] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).