[  695.497887][T13047] netdevsim netdevsim458 eni458np1: renamed from eth0
[  695.529882][T13049] netdevsim netdevsim688 eni688np1: renamed from eth1
[  696.174820][T13034] Could not find device with ifindex 2000 in netnsfd 11
[  696.175835][T13034] Could not find netns with fd: 2000
[  696.176377][T13034] Cannot link a netdevsim to itself
[  696.177028][T13034] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).