[  815.344988][T15656] netdevsim netdevsim305 eni305np1: renamed from eth0
[  815.377953][T15658] netdevsim netdevsim726 eni726np1: renamed from eth1
[  816.121286][T15643] Could not find device with ifindex 2000 in netnsfd 11
[  816.121992][T15643] Could not find netns with fd: 2000
[  816.122777][T15643] Cannot link a netdevsim to itself
[  816.123524][T15643] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).