[  773.407891][T14566] netdevsim netdevsim355 eni355np1: renamed from eth0
[  773.421301][T14568] netdevsim netdevsim591 eni591np1: renamed from eth1
[  774.020275][T14554] Could not find device with ifindex 2000 in netnsfd 11
[  774.020867][T14554] Could not find netns with fd: 2000
[  774.021274][T14554] Cannot link a netdevsim to itself
[  774.021710][T14554] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).