[  771.803082][T14578] netdevsim netdevsim308 eni308np1: renamed from eth0
[  771.828124][T14580] netdevsim netdevsim710 eni710np1: renamed from eth1
[  772.503146][T14566] Could not find device with ifindex 2000 in netnsfd 11
[  772.503806][T14566] Could not find netns with fd: 2000
[  772.504700][T14566] Cannot link a netdevsim to itself
[  772.505246][T14566] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).