[ 1355.093776][T12787] netdevsim netdevsim436 eni436np1: renamed from eth0
[ 1355.226698][T12785] netdevsim netdevsim587 eni587np1: renamed from eth1
[ 1357.946230][T12779] Could not find device with ifindex 2000 in netnsfd 11
[ 1357.947467][T12779] Could not find netns with fd: 2000
[ 1357.948451][T12779] Cannot link a netdevsim to itself
[ 1357.949635][T12779] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).