[  476.382472] netdevsim netdevsim480 eni480np1: renamed from eth0
[  476.383190] netdevsim netdevsim676 eni676np1: renamed from eth1
[  476.481219] Could not find device with ifindex 2000 in netnsfd 11
[  476.481316] Could not find netns with fd: 2000
[  476.481363] Cannot link a netdevsim to itself
[  476.481415] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).