[ 1025.612133][T12582] netdevsim netdevsim440 eni440np1: renamed from eth0
[ 1025.619342][T12580] netdevsim netdevsim548 eni548np1: renamed from eth1
[ 1027.466811][T12574] Could not find device with ifindex 2000 in netnsfd 11
[ 1027.467799][T12574] Could not find netns with fd: 2000
[ 1027.468812][T12574] Cannot link a netdevsim to itself
[ 1027.469694][T12574] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).