[ 1014.043688][T12062] netdevsim netdevsim338 eni338np1: renamed from eth0
[ 1014.143442][T12125] netdevsim netdevsim688 eni688np1: renamed from eth1
[ 1015.935173][T12545] Could not find device with ifindex 2000 in netnsfd 11
[ 1015.936297][T12545] Could not find netns with fd: 2000
[ 1015.937448][T12545] Cannot link a netdevsim to itself
[ 1015.938288][T12545] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).