[  848.579559][T14603] netdevsim netdevsim381 eni381np1: renamed from eth0
[  848.608792][T14605] netdevsim netdevsim707 eni707np1: renamed from eth1
[  849.327649][T14591] Could not find device with ifindex 2000 in netnsfd 11
[  849.328464][T14591] Could not find netns with fd: 2000
[  849.328826][T14591] Cannot link a netdevsim to itself
[  849.329397][T14591] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).