[  774.781030][T14555] netdevsim netdevsim443 eni443np1: renamed from eth0
[  774.798600][T14557] netdevsim netdevsim742 eni742np1: renamed from eth1
[  775.387824][T14543] Could not find device with ifindex 2000 in netnsfd 11
[  775.388420][T14543] Could not find netns with fd: 2000
[  775.388818][T14543] Cannot link a netdevsim to itself
[  775.389593][T14543] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).