[  849.320415][T15759] netdevsim netdevsim352 eni352np1: renamed from eth0
[  849.344972][T15757] netdevsim netdevsim672 eni672np1: renamed from eth1
[  849.963149][T15746] Could not find device with ifindex 2000 in netnsfd 11
[  849.963806][T15746] Could not find netns with fd: 2000
[  849.964402][T15746] Cannot link a netdevsim to itself
[  849.964909][T15746] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).