[  472.024182] netdevsim netdevsim342 eni342np1: renamed from eth0
[  472.024572] netdevsim netdevsim565 eni565np1: renamed from eth1
[  472.099843] Could not find device with ifindex 2000 in netnsfd 11
[  472.099964] Could not find netns with fd: 2000
[  472.100062] Cannot link a netdevsim to itself
[  472.100173] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).