[ 1407.229724][T12516] netdevsim netdevsim326 eni326np1: renamed from eth0
[ 1407.360462][T12517] netdevsim netdevsim742 eni742np1: renamed from eth1
[ 1410.969487][T12510] Could not find device with ifindex 2000 in netnsfd 11
[ 1410.970601][T12510] Could not find netns with fd: 2000
[ 1410.971554][T12510] Cannot link a netdevsim to itself
[ 1410.972767][T12510] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).