[  816.455216][T15648] netdevsim netdevsim417 eni417np1: renamed from eth0
[  816.470594][T15651] netdevsim netdevsim518 eni518np1: renamed from eth1
[  817.106595][T15636] Could not find device with ifindex 2000 in netnsfd 11
[  817.107239][T15636] Could not find netns with fd: 2000
[  817.107725][T15636] Cannot link a netdevsim to itself
[  817.108234][T15636] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).