[  814.419947][T14600] netdevsim netdevsim267 eni267np1: renamed from eth0
[  814.434413][T14602] netdevsim netdevsim678 eni678np1: renamed from eth1
[  815.053124][T14588] Could not find device with ifindex 2000 in netnsfd 11
[  815.053665][T14588] Could not find netns with fd: 2000
[  815.054027][T14588] Cannot link a netdevsim to itself
[  815.054456][T14588] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).