[  472.029833] netdevsim netdevsim387 eni387np1: renamed from eth0
[  472.032167] netdevsim netdevsim598 eni598np1: renamed from eth1
[  472.104679] Could not find device with ifindex 2000 in netnsfd 11
[  472.104764] Could not find netns with fd: 2000
[  472.104806] Cannot link a netdevsim to itself
[  472.104861] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).