[ 1224.650431][T11137] netdevsim netdevsim450 eni450np1: renamed from eth0
[ 1224.674096][T11135] netdevsim netdevsim571 eni571np1: renamed from eth1
[ 1227.950236][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.950973][T11129] Could not find netns with fd: 2000
[ 1227.951558][T11129] Cannot link a netdevsim to itself
[ 1227.952240][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).