[  854.766927][T15783] netdevsim netdevsim291 eni291np1: renamed from eth0
[  854.775546][T15784] netdevsim netdevsim564 eni564np1: renamed from eth1
[  855.384796][T15770] Could not find device with ifindex 2000 in netnsfd 11
[  855.385353][T15770] Could not find netns with fd: 2000
[  855.385724][T15770] Cannot link a netdevsim to itself
[  855.386135][T15770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).