[  482.349783] netdevsim netdevsim480 eni480np1: renamed from eth0
[  482.351595] netdevsim netdevsim653 eni653np1: renamed from eth1
[  482.705602] Could not find device with ifindex 2000 in netnsfd 11
[  482.705767] Could not find netns with fd: 2000
[  482.705857] Cannot link a netdevsim to itself
[  482.705963] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).