[  480.460085] netdevsim netdevsim383 eni383np1: renamed from eth0
[  480.560560] netdevsim netdevsim707 eni707np1: renamed from eth1
[  480.852358] Could not find device with ifindex 2000 in netnsfd 11
[  480.852491] Could not find netns with fd: 2000
[  480.852583] Cannot link a netdevsim to itself
[  480.852678] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).