[  740.597906][T14459] netdevsim netdevsim498 eni498np1: renamed from eth0
[  740.609896][T14461] netdevsim netdevsim524 eni524np1: renamed from eth1
[  741.145898][T14447] Could not find device with ifindex 2000 in netnsfd 11
[  741.146394][T14447] Could not find netns with fd: 2000
[  741.146753][T14447] Cannot link a netdevsim to itself
[  741.147168][T14447] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).