[  483.981860] netdevsim netdevsim427 eni427np1: renamed from eth0
[  483.982577] netdevsim netdevsim599 eni599np1: renamed from eth1
[  484.069097] Could not find device with ifindex 2000 in netnsfd 11
[  484.069228] Could not find netns with fd: 2000
[  484.069337] Cannot link a netdevsim to itself
[  484.069459] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).