[  790.215855][T15637] netdevsim netdevsim267 eni267np1: renamed from eth0
[  790.231680][T15640] netdevsim netdevsim663 eni663np1: renamed from eth1
[  790.839175][T15625] Could not find device with ifindex 2000 in netnsfd 11
[  790.839837][T15625] Could not find netns with fd: 2000
[  790.840275][T15625] Cannot link a netdevsim to itself
[  790.841040][T15625] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).