[ 1204.470993][T12781] netdevsim netdevsim394 eni394np1: renamed from eth0
[ 1204.631020][T12778] netdevsim netdevsim662 eni662np1: renamed from eth1
[ 1207.040233][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1207.041555][T12773] Could not find netns with fd: 2000
[ 1207.042629][T12773] Cannot link a netdevsim to itself
[ 1207.045301][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).