[  687.120781][T10023] netdevsim netdevsim554 eni554np1: renamed from eth1
[  687.131397][T10021] netdevsim netdevsim320 eni320np1: renamed from eth0
[  687.961630][T10009] Could not find device with ifindex 2000 in netnsfd 11
[  687.962674][T10009] Could not find netns with fd: 2000
[  687.963203][T10009] Cannot link a netdevsim to itself
[  687.963701][T10009] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).