[ 1213.360511][T12601] netdevsim netdevsim673 eni673np1: renamed from eth1
[ 1213.501230][T12604] netdevsim netdevsim256 eni256np1: renamed from eth0
[ 1216.093360][T12596] Could not find device with ifindex 2000 in netnsfd 11
[ 1216.094506][T12596] Could not find netns with fd: 2000
[ 1216.095322][T12596] Cannot link a netdevsim to itself
[ 1216.096343][T12596] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).