[  489.724311] netdevsim netdevsim353 eni353np1: renamed from eth0
[  489.725484] netdevsim netdevsim599 eni599np1: renamed from eth1
[  489.814576] Could not find device with ifindex 2000 in netnsfd 11
[  489.814683] Could not find netns with fd: 2000
[  489.814738] Cannot link a netdevsim to itself
[  489.814801] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).