[  701.809343][T13076] netdevsim netdevsim508 eni508np1: renamed from eth0
[  701.831765][T13078] netdevsim netdevsim746 eni746np1: renamed from eth1
[  702.447125][T13063] Could not find device with ifindex 2000 in netnsfd 11
[  702.448192][T13063] Could not find netns with fd: 2000
[  702.448692][T13063] Cannot link a netdevsim to itself
[  702.449276][T13063] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).