[  775.297760][T14765] netdevsim netdevsim294 eni294np1: renamed from eth0
[  775.314161][T14767] netdevsim netdevsim673 eni673np1: renamed from eth1
[  775.994705][T14753] Could not find device with ifindex 2000 in netnsfd 11
[  775.995274][T14753] Could not find netns with fd: 2000
[  775.995628][T14753] Cannot link a netdevsim to itself
[  775.996058][T14753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).