[  455.077219] netdevsim netdevsim318 eni318np1: renamed from eth0
[  455.077710] netdevsim netdevsim645 eni645np1: renamed from eth1
[  455.165171] Could not find device with ifindex 2000 in netnsfd 11
[  455.165270] Could not find netns with fd: 2000
[  455.165315] Cannot link a netdevsim to itself
[  455.165366] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).