[ 1217.729947][T11137] netdevsim netdevsim470 eni470np1: renamed from eth0
[ 1217.757634][T11135] netdevsim netdevsim650 eni650np1: renamed from eth1
[ 1220.971136][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1220.971974][T11129] Could not find netns with fd: 2000
[ 1220.972633][T11129] Cannot link a netdevsim to itself
[ 1220.973423][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).