[ 1203.674052][T12600] netdevsim netdevsim394 eni394np1: renamed from eth0
[ 1203.800701][T12601] netdevsim netdevsim607 eni607np1: renamed from eth1
[ 1206.242237][T12592] Could not find device with ifindex 2000 in netnsfd 11
[ 1206.243370][T12592] Could not find netns with fd: 2000
[ 1206.244250][T12592] Cannot link a netdevsim to itself
[ 1206.245330][T12592] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).