[  481.629484] netdevsim netdevsim605 eni605np1: renamed from eth1
[  481.730419] netdevsim netdevsim453 eni453np1: renamed from eth0
[  482.095615] Could not find device with ifindex 2000 in netnsfd 11
[  482.095785] Could not find netns with fd: 2000
[  482.095863] Cannot link a netdevsim to itself
[  482.095970] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).