[ 1010.409030][T12063] netdevsim netdevsim428 eni428np1: renamed from eth0
[ 1010.516367][T12125] netdevsim netdevsim662 eni662np1: renamed from eth1
[ 1012.358581][T12449] Could not find device with ifindex 2000 in netnsfd 11
[ 1012.359576][T12449] Could not find netns with fd: 2000
[ 1012.360304][T12449] Cannot link a netdevsim to itself
[ 1012.361101][T12449] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).