[  760.676289][T14779] netdevsim netdevsim480 eni480np1: renamed from eth0
[  760.710719][T14781] netdevsim netdevsim656 eni656np1: renamed from eth1
[  761.346158][T14767] Could not find device with ifindex 2000 in netnsfd 11
[  761.346685][T14767] Could not find netns with fd: 2000
[  761.347072][T14767] Cannot link a netdevsim to itself
[  761.347722][T14767] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).