[ 1015.724090][T12650] netdevsim netdevsim612 eni612np1: renamed from eth1
[ 1015.819275][T12653] netdevsim netdevsim303 eni303np1: renamed from eth0
[ 1017.779720][T12730] Could not find device with ifindex 2000 in netnsfd 11
[ 1017.781404][T12730] Could not find netns with fd: 2000
[ 1017.782509][T12730] Cannot link a netdevsim to itself
[ 1017.783859][T12730] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).