[  480.046762] netdevsim netdevsim416 eni416np1: renamed from eth0
[  480.149036] netdevsim netdevsim761 eni761np1: renamed from eth1
[  480.533320] Could not find device with ifindex 2000 in netnsfd 11
[  480.533499] Could not find netns with fd: 2000
[  480.533605] Cannot link a netdevsim to itself
[  480.533731] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).