[  761.815034][T14601] netdevsim netdevsim308 eni308np1: renamed from eth0
[  761.843195][T14604] netdevsim netdevsim641 eni641np1: renamed from eth1
[  762.412794][T14589] Could not find device with ifindex 2000 in netnsfd 11
[  762.413631][T14589] Could not find netns with fd: 2000
[  762.414122][T14589] Cannot link a netdevsim to itself
[  762.414542][T14589] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).