[ 1272.396136][T12748] netdevsim netdevsim716 eni716np1: renamed from eth1
[ 1272.556808][T12747] netdevsim netdevsim485 eni485np1: renamed from eth0
[ 1275.240561][T12734] Could not find device with ifindex 2000 in netnsfd 11
[ 1275.242562][T12734] Could not find netns with fd: 2000
[ 1275.243758][T12734] Cannot link a netdevsim to itself
[ 1275.245096][T12734] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).