[  482.024055] netdevsim netdevsim397 eni397np1: renamed from eth0
[  482.126071] netdevsim netdevsim582 eni582np1: renamed from eth1
[  482.490581] Could not find device with ifindex 2000 in netnsfd 11
[  482.490716] Could not find netns with fd: 2000
[  482.490784] Cannot link a netdevsim to itself
[  482.490881] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).