[ 1046.934030][T12585] netdevsim netdevsim735 eni735np1: renamed from eth1
[ 1047.042228][T12588] netdevsim netdevsim454 eni454np1: renamed from eth0
[ 1048.859627][T12580] Could not find device with ifindex 2000 in netnsfd 11
[ 1048.860788][T12580] Could not find netns with fd: 2000
[ 1048.861745][T12580] Cannot link a netdevsim to itself
[ 1048.862873][T12580] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).