[  488.599018] netdevsim netdevsim481 eni481np1: renamed from eth0
[  488.700435] netdevsim netdevsim582 eni582np1: renamed from eth1
[  489.011346] Could not find device with ifindex 2000 in netnsfd 11
[  489.011520] Could not find netns with fd: 2000
[  489.011610] Cannot link a netdevsim to itself
[  489.011735] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).