[  807.667078][T14801] netdevsim netdevsim344 eni344np1: renamed from eth0
[  807.690466][T14803] netdevsim netdevsim766 eni766np1: renamed from eth1
[  808.313750][T14789] Could not find device with ifindex 2000 in netnsfd 11
[  808.314872][T14789] Could not find netns with fd: 2000
[  808.315329][T14789] Cannot link a netdevsim to itself
[  808.315788][T14789] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).