[  699.068550][T13064] netdevsim netdevsim488 eni488np1: renamed from eth0
[  699.093228][T13066] netdevsim netdevsim705 eni705np1: renamed from eth1
[  699.753927][T13051] Could not find device with ifindex 2000 in netnsfd 11
[  699.754832][T13051] Could not find netns with fd: 2000
[  699.755457][T13051] Cannot link a netdevsim to itself
[  699.756081][T13051] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).