[  517.831370] netdevsim netdevsim676 eni676np1: renamed from eth1
[  517.929712] netdevsim netdevsim351 eni351np1: renamed from eth0
[  518.148991] Could not find device with ifindex 2000 in netnsfd 11
[  518.149153] Could not find netns with fd: 2000
[  518.149240] Cannot link a netdevsim to itself
[  518.149350] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).