[  713.673177][T13053] netdevsim netdevsim397 eni397np1: renamed from eth0
[  713.694201][T13055] netdevsim netdevsim752 eni752np1: renamed from eth1
[  714.379407][T13041] Could not find device with ifindex 2000 in netnsfd 11
[  714.380377][T13041] Could not find netns with fd: 2000
[  714.380809][T13041] Cannot link a netdevsim to itself
[  714.381402][T13041] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).