[ 1007.643705][T12061] netdevsim netdevsim733 eni733np1: renamed from eth1
[ 1007.741513][T12125] netdevsim netdevsim351 eni351np1: renamed from eth0
[ 1009.394903][T12548] Could not find device with ifindex 2000 in netnsfd 11
[ 1009.395895][T12548] Could not find netns with fd: 2000
[ 1009.396649][T12548] Cannot link a netdevsim to itself
[ 1009.397525][T12548] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).