[  489.869725] netdevsim netdevsim279 eni279np1: renamed from eth0
[  489.970797] netdevsim netdevsim658 eni658np1: renamed from eth1
[  490.296358] Could not find device with ifindex 2000 in netnsfd 11
[  490.296503] Could not find netns with fd: 2000
[  490.296579] Cannot link a netdevsim to itself
[  490.296682] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).