[  682.481987][T14561] netdevsim netdevsim494 eni494np1: renamed from eth0
[  682.493158][T14563] netdevsim netdevsim513 eni513np1: renamed from eth1
[  682.853705][T14549] Could not find device with ifindex 2000 in netnsfd 11
[  682.853988][T14549] Could not find netns with fd: 2000
[  682.854173][T14549] Cannot link a netdevsim to itself
[  682.854422][T14549] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).