[  483.952557] netdevsim netdevsim717 eni717np1: renamed from eth1
[  483.953033] netdevsim netdevsim474 eni474np1: renamed from eth0
[  484.047224] Could not find device with ifindex 2000 in netnsfd 11
[  484.047314] Could not find netns with fd: 2000
[  484.047351] Cannot link a netdevsim to itself
[  484.047396] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).