[  481.930019] netdevsim netdevsim653 eni653np1: renamed from eth1
[  482.030141] netdevsim netdevsim372 eni372np1: renamed from eth0
[  482.393981] Could not find device with ifindex 2000 in netnsfd 11
[  482.394144] Could not find netns with fd: 2000
[  482.394229] Cannot link a netdevsim to itself
[  482.394357] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).