[ 1309.063747][T11140] netdevsim netdevsim401 eni401np1: renamed from eth0
[ 1309.181033][T11141] netdevsim netdevsim672 eni672np1: renamed from eth1
[ 1312.890678][T11132] Could not find device with ifindex 2000 in netnsfd 11
[ 1312.891426][T11132] Could not find netns with fd: 2000
[ 1312.892023][T11132] Cannot link a netdevsim to itself
[ 1312.892841][T11132] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).