[  484.380176] netdevsim netdevsim385 eni385np1: renamed from eth0
[  484.380761] netdevsim netdevsim636 eni636np1: renamed from eth1
[  484.479085] Could not find device with ifindex 2000 in netnsfd 11
[  484.479171] Could not find netns with fd: 2000
[  484.479218] Cannot link a netdevsim to itself
[  484.479269] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).