[  826.120180][T14770] netdevsim netdevsim483 eni483np1: renamed from eth0
[  826.127591][T14769] netdevsim netdevsim724 eni724np1: renamed from eth1
[  826.875421][T14758] Could not find device with ifindex 2000 in netnsfd 11
[  826.876231][T14758] Could not find netns with fd: 2000
[  826.876614][T14758] Cannot link a netdevsim to itself
[  826.877041][T14758] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).