[  721.554708][T13089] netdevsim netdevsim375 eni375np1: renamed from eth0
[  721.576065][T13091] netdevsim netdevsim679 eni679np1: renamed from eth1
[  722.238814][T13077] Could not find device with ifindex 2000 in netnsfd 11
[  722.239729][T13077] Could not find netns with fd: 2000
[  722.240137][T13077] Cannot link a netdevsim to itself
[  722.240625][T13077] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).