[  425.739177] netdevsim netdevsim580 eni580np1: renamed from eth1
[  425.740647] netdevsim netdevsim370 eni370np1: renamed from eth0
[  425.815122] Could not find device with ifindex 2000 in netnsfd 11
[  425.815242] Could not find netns with fd: 2000
[  425.815337] Cannot link a netdevsim to itself
[  425.815451] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).