[ 1330.805189][T12784] netdevsim netdevsim450 eni450np1: renamed from eth0
[ 1330.896038][T12781] netdevsim netdevsim546 eni546np1: renamed from eth1
[ 1333.406584][T12776] Could not find device with ifindex 2000 in netnsfd 11
[ 1333.407771][T12776] Could not find netns with fd: 2000
[ 1333.408707][T12776] Cannot link a netdevsim to itself
[ 1333.410192][T12776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).