[  726.558609][T13081] netdevsim netdevsim487 eni487np1: renamed from eth0
[  726.568285][T13083] netdevsim netdevsim668 eni668np1: renamed from eth1
[  727.326876][T13069] Could not find device with ifindex 2000 in netnsfd 11
[  727.332180][T13069] Could not find netns with fd: 2000
[  727.332736][T13069] Cannot link a netdevsim to itself
[  727.333313][T13069] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).