[ 1289.006531][T13035] netdevsim netdevsim396 eni396np1: renamed from eth0
[ 1289.080383][T13032] netdevsim netdevsim749 eni749np1: renamed from eth1
[ 1291.787109][T13023] Could not find device with ifindex 2000 in netnsfd 11
[ 1291.788376][T13023] Could not find netns with fd: 2000
[ 1291.789336][T13023] Cannot link a netdevsim to itself
[ 1291.790467][T13023] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).