[ 1242.218724][T11124] netdevsim netdevsim652 eni652np1: renamed from eth1
[ 1242.304570][T11125] netdevsim netdevsim411 eni411np1: renamed from eth0
[ 1245.668576][T11117] Could not find device with ifindex 2000 in netnsfd 11
[ 1245.669393][T11117] Could not find netns with fd: 2000
[ 1245.670035][T11117] Cannot link a netdevsim to itself
[ 1245.671073][T11117] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).