[  698.389826][T13038] netdevsim netdevsim335 eni335np1: renamed from eth0
[  698.413223][T13040] netdevsim netdevsim760 eni760np1: renamed from eth1
[  699.007455][T13025] Could not find device with ifindex 2000 in netnsfd 11
[  699.008242][T13025] Could not find netns with fd: 2000
[  699.008612][T13025] Cannot link a netdevsim to itself
[  699.009057][T13025] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).