[  481.731770] netdevsim netdevsim408 eni408np1: renamed from eth0
[  481.833445] netdevsim netdevsim532 eni532np1: renamed from eth1
[  482.202511] Could not find device with ifindex 2000 in netnsfd 11
[  482.202692] Could not find netns with fd: 2000
[  482.202786] Cannot link a netdevsim to itself
[  482.202900] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).