[  487.301765] netdevsim netdevsim371 eni371np1: renamed from eth0
[  487.302092] netdevsim netdevsim554 eni554np1: renamed from eth1
[  487.389253] Could not find device with ifindex 2000 in netnsfd 11
[  487.389406] Could not find netns with fd: 2000
[  487.389508] Cannot link a netdevsim to itself
[  487.389638] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).