[  992.012439][T12077] netdevsim netdevsim317 eni317np1: renamed from eth0
[  992.036633][T12142] netdevsim netdevsim620 eni620np1: renamed from eth1
[  993.863810][T12732] Could not find device with ifindex 2000 in netnsfd 11
[  993.864794][T12732] Could not find netns with fd: 2000
[  993.865527][T12732] Cannot link a netdevsim to itself
[  993.866321][T12732] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).