[  521.739908] netdevsim netdevsim366 eni366np1: renamed from eth0
[  521.837301] netdevsim netdevsim613 eni613np1: renamed from eth1
[  522.052470] Could not find device with ifindex 2000 in netnsfd 11
[  522.052670] Could not find netns with fd: 2000
[  522.052783] Cannot link a netdevsim to itself
[  522.052920] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).