[  482.706192] netdevsim netdevsim385 eni385np1: renamed from eth0
[  482.807856] netdevsim netdevsim531 eni531np1: renamed from eth1
[  483.187733] Could not find device with ifindex 2000 in netnsfd 11
[  483.187893] Could not find netns with fd: 2000
[  483.187992] Cannot link a netdevsim to itself
[  483.188098] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).