[  527.959652] netdevsim netdevsim480 eni480np1: renamed from eth0
[  528.057596] netdevsim netdevsim735 eni735np1: renamed from eth1
[  528.312825] Could not find device with ifindex 2000 in netnsfd 11
[  528.313094] Could not find netns with fd: 2000
[  528.313215] Cannot link a netdevsim to itself
[  528.313439] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).