[  782.806697][T14488] netdevsim netdevsim479 eni479np1: renamed from eth0
[  782.834754][T14491] netdevsim netdevsim629 eni629np1: renamed from eth1
[  783.530569][T14476] Could not find device with ifindex 2000 in netnsfd 11
[  783.531140][T14476] Could not find netns with fd: 2000
[  783.531814][T14476] Cannot link a netdevsim to itself
[  783.532265][T14476] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).