[ 1302.797265][T12848] netdevsim netdevsim747 eni747np1: renamed from eth1
[ 1302.926479][T12849] netdevsim netdevsim374 eni374np1: renamed from eth0
[ 1306.071201][T12836] Could not find device with ifindex 2000 in netnsfd 11
[ 1306.073590][T12836] Could not find netns with fd: 2000
[ 1306.074789][T12836] Cannot link a netdevsim to itself
[ 1306.075987][T12836] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).