[  480.192656] netdevsim netdevsim396 eni396np1: renamed from eth0
[  480.194232] netdevsim netdevsim588 eni588np1: renamed from eth0
[  480.281941] Could not find device with ifindex 2000 in netnsfd 11
[  480.282048] Could not find netns with fd: 2000
[  480.282096] Cannot link a netdevsim to itself
[  480.282149] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).