[ 1297.690184][T13031] netdevsim netdevsim539 eni539np1: renamed from eth1
[ 1297.814029][T13033] netdevsim netdevsim440 eni440np1: renamed from eth0
[ 1300.454921][T13020] Could not find device with ifindex 2000 in netnsfd 11
[ 1300.456336][T13020] Could not find netns with fd: 2000
[ 1300.457256][T13020] Cannot link a netdevsim to itself
[ 1300.458342][T13020] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).