[ 1286.069058][T13027] netdevsim netdevsim556 eni556np1: renamed from eth1
[ 1286.113296][T13030] netdevsim netdevsim507 eni507np1: renamed from eth0
[ 1288.750358][T13018] Could not find device with ifindex 2000 in netnsfd 11
[ 1288.751858][T13018] Could not find netns with fd: 2000
[ 1288.752710][T13018] Cannot link a netdevsim to itself
[ 1288.753732][T13018] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).