[  761.210547][T14641] netdevsim netdevsim461 eni461np1: renamed from eth0
[  761.229847][T14643] netdevsim netdevsim684 eni684np1: renamed from eth1
[  761.849482][T14629] Could not find device with ifindex 2000 in netnsfd 11
[  761.850139][T14629] Could not find netns with fd: 2000
[  761.850508][T14629] Cannot link a netdevsim to itself
[  761.850934][T14629] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).