[  754.151562][T14430] netdevsim netdevsim454 eni454np1: renamed from eth0
[  754.166360][T14432] netdevsim netdevsim648 eni648np1: renamed from eth1
[  754.756674][T14418] Could not find device with ifindex 2000 in netnsfd 11
[  754.757221][T14418] Could not find netns with fd: 2000
[  754.757626][T14418] Cannot link a netdevsim to itself
[  754.758065][T14418] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).