[  817.713170][T15791] netdevsim netdevsim280 eni280np1: renamed from eth0
[  817.725618][T15792] netdevsim netdevsim578 eni578np1: renamed from eth1
[  818.345086][T15778] Could not find device with ifindex 2000 in netnsfd 11
[  818.345705][T15778] Could not find netns with fd: 2000
[  818.346073][T15778] Cannot link a netdevsim to itself
[  818.346511][T15778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).