[  823.491600][T14796] netdevsim netdevsim436 eni436np1: renamed from eth0
[  823.539886][T14798] netdevsim netdevsim765 eni765np1: renamed from eth1
[  824.465148][T14783] Could not find device with ifindex 2000 in netnsfd 11
[  824.474517][T14783] Could not find netns with fd: 2000
[  824.475209][T14783] Cannot link a netdevsim to itself
[  824.475913][T14783] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).