[  715.356280][T13060] netdevsim netdevsim294 eni294np1: renamed from eth0
[  715.379492][T13062] netdevsim netdevsim584 eni584np1: renamed from eth1
[  716.014595][T13047] Could not find device with ifindex 2000 in netnsfd 11
[  716.015609][T13047] Could not find netns with fd: 2000
[  716.016033][T13047] Cannot link a netdevsim to itself
[  716.019318][T13047] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).