[  722.987823][T13095] netdevsim netdevsim419 eni419np1: renamed from eth0
[  723.006498][T13097] netdevsim netdevsim734 eni734np1: renamed from eth1
[  723.651458][T13083] Could not find device with ifindex 2000 in netnsfd 11
[  723.652346][T13083] Could not find netns with fd: 2000
[  723.652891][T13083] Cannot link a netdevsim to itself
[  723.653429][T13083] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).