[ 1280.251442][T13363] netdevsim netdevsim428 eni428np1: renamed from eth0
[ 1280.389755][T13361] netdevsim netdevsim557 eni557np1: renamed from eth1
[ 1282.972202][T13351] Could not find device with ifindex 2000 in netnsfd 11
[ 1282.974311][T13351] Could not find netns with fd: 2000
[ 1282.975160][T13351] Cannot link a netdevsim to itself
[ 1282.976229][T13351] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).