[  487.052519] netdevsim netdevsim653 eni653np1: renamed from eth1
[  487.149340] netdevsim netdevsim362 eni362np1: renamed from eth0
[  487.399923] Could not find device with ifindex 2000 in netnsfd 11
[  487.400271] Could not find netns with fd: 2000
[  487.400384] Cannot link a netdevsim to itself
[  487.400491] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).