[  479.655310] netdevsim netdevsim379 eni379np1: renamed from eth0
[  479.757091] netdevsim netdevsim711 eni711np1: renamed from eth1
[  480.133983] Could not find device with ifindex 2000 in netnsfd 11
[  480.134168] Could not find netns with fd: 2000
[  480.134267] Cannot link a netdevsim to itself
[  480.134396] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).