[  757.817413][T14568] netdevsim netdevsim310 eni310np1: renamed from eth0
[  757.844660][T14571] netdevsim netdevsim651 eni651np1: renamed from eth1
[  758.397936][T14556] Could not find device with ifindex 2000 in netnsfd 11
[  758.398514][T14556] Could not find netns with fd: 2000
[  758.399126][T14556] Cannot link a netdevsim to itself
[  758.399637][T14556] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).