[ 1420.666572][T12510] netdevsim netdevsim671 eni671np1: renamed from eth1
[ 1420.685659][T12509] netdevsim netdevsim424 eni424np1: renamed from eth0
[ 1424.270038][T12503] Could not find device with ifindex 2000 in netnsfd 11
[ 1424.270833][T12503] Could not find netns with fd: 2000
[ 1424.271491][T12503] Cannot link a netdevsim to itself
[ 1424.272242][T12503] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).