[  782.262222][T14774] netdevsim netdevsim474 eni474np1: renamed from eth0
[  782.284920][T14776] netdevsim netdevsim665 eni665np1: renamed from eth1
[  782.937472][T14762] Could not find device with ifindex 2000 in netnsfd 11
[  782.938156][T14762] Could not find netns with fd: 2000
[  782.939141][T14762] Cannot link a netdevsim to itself
[  782.939788][T14762] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).