[  772.119956][T13101] netdevsim netdevsim296 eni296np1: renamed from eth0
[  772.142677][T13103] netdevsim netdevsim617 eni617np1: renamed from eth1
[  772.775752][T13089] Could not find device with ifindex 2000 in netnsfd 11
[  772.776596][T13089] Could not find netns with fd: 2000
[  772.776982][T13089] Cannot link a netdevsim to itself
[  772.777463][T13089] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).