[  485.882926] netdevsim netdevsim428 eni428np1: renamed from eth0
[  485.984330] netdevsim netdevsim760 eni760np1: renamed from eth1
[  486.370072] Could not find device with ifindex 2000 in netnsfd 11
[  486.370199] Could not find netns with fd: 2000
[  486.370266] Cannot link a netdevsim to itself
[  486.370374] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).