[ 1211.977245][T12785] netdevsim netdevsim296 eni296np1: renamed from eth0
[ 1212.086786][T12786] netdevsim netdevsim608 eni608np1: renamed from eth1
[ 1214.522959][T12777] Could not find device with ifindex 2000 in netnsfd 11
[ 1214.524227][T12777] Could not find netns with fd: 2000
[ 1214.525112][T12777] Cannot link a netdevsim to itself
[ 1214.526223][T12777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).