[  829.489242][T14489] netdevsim netdevsim412 eni412np1: renamed from eth0
[  829.515793][T14491] netdevsim netdevsim608 eni608np1: renamed from eth1
[  830.251238][T14477] Could not find device with ifindex 2000 in netnsfd 11
[  830.252161][T14477] Could not find netns with fd: 2000
[  830.252605][T14477] Cannot link a netdevsim to itself
[  830.253091][T14477] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).