[ 1215.990620][T11142] netdevsim netdevsim427 eni427np1: renamed from eth0
[ 1216.025817][T11143] netdevsim netdevsim670 eni670np1: renamed from eth1
[ 1219.292144][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1219.292895][T11134] Could not find netns with fd: 2000
[ 1219.293800][T11134] Cannot link a netdevsim to itself
[ 1219.294499][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).