[  723.705735][T11505] netdevsim netdevsim268 eni268np1: renamed from eth0
[  723.814504][T11504] netdevsim netdevsim607 eni607np1: renamed from eth1
[  725.679854][T11497] Could not find device with ifindex 2000 in netnsfd 11
[  725.681871][T11497] Could not find netns with fd: 2000
[  725.683408][T11497] Cannot link a netdevsim to itself
[  725.684386][T11497] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).