[ 1409.100391][T12509] netdevsim netdevsim626 eni626np1: renamed from eth1
[ 1409.209256][T12511] netdevsim netdevsim367 eni367np1: renamed from eth0
[ 1412.909539][T12503] Could not find device with ifindex 2000 in netnsfd 11
[ 1412.910769][T12503] Could not find netns with fd: 2000
[ 1412.912086][T12503] Cannot link a netdevsim to itself
[ 1412.926051][T12503] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).