[  716.154211][T13046] netdevsim netdevsim424 eni424np1: renamed from eth0
[  716.164617][T13048] netdevsim netdevsim749 eni749np1: renamed from eth1
[  716.861600][T13034] Could not find device with ifindex 2000 in netnsfd 11
[  716.862494][T13034] Could not find netns with fd: 2000
[  716.862908][T13034] Cannot link a netdevsim to itself
[  716.863375][T13034] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).