[  516.619368] netdevsim netdevsim576 eni576np1: renamed from eth1
[  516.715430] netdevsim netdevsim432 eni432np1: renamed from eth0
[  516.941814] Could not find device with ifindex 2000 in netnsfd 11
[  516.942071] Could not find netns with fd: 2000
[  516.942187] Cannot link a netdevsim to itself
[  516.942334] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).