[  483.218768] netdevsim netdevsim311 eni311np1: renamed from eth0
[  483.319884] netdevsim netdevsim524 eni524np1: renamed from eth1
[  483.662727] Could not find device with ifindex 2000 in netnsfd 11
[  483.662888] Could not find netns with fd: 2000
[  483.662987] Cannot link a netdevsim to itself
[  483.663135] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).