[  715.027340][T13079] netdevsim netdevsim473 eni473np1: renamed from eth0
[  715.047155][T13081] netdevsim netdevsim549 eni549np1: renamed from eth1
[  715.757010][T13067] Could not find device with ifindex 2000 in netnsfd 11
[  715.757900][T13067] Could not find netns with fd: 2000
[  715.761509][T13067] Cannot link a netdevsim to itself
[  715.762029][T13067] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).