[  814.702600][T15792] netdevsim netdevsim506 eni506np1: renamed from eth0
[  814.724886][T15793] netdevsim netdevsim551 eni551np1: renamed from eth1
[  815.438129][T15780] Could not find device with ifindex 2000 in netnsfd 11
[  815.438765][T15780] Could not find netns with fd: 2000
[  815.439243][T15780] Cannot link a netdevsim to itself
[  815.439763][T15780] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).