[  803.697156][T14750] netdevsim netdevsim476 eni476np1: renamed from eth0
[  803.714467][T14752] netdevsim netdevsim584 eni584np1: renamed from eth1
[  804.327015][T14738] Could not find device with ifindex 2000 in netnsfd 11
[  804.327930][T14738] Could not find netns with fd: 2000
[  804.328396][T14738] Cannot link a netdevsim to itself
[  804.328961][T14738] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).