[ 1276.173754][T13029] netdevsim netdevsim720 eni720np1: renamed from eth1
[ 1276.258985][T13027] netdevsim netdevsim299 eni299np1: renamed from eth0
[ 1278.905336][T13017] Could not find device with ifindex 2000 in netnsfd 11
[ 1278.907173][T13017] Could not find netns with fd: 2000
[ 1278.908224][T13017] Cannot link a netdevsim to itself
[ 1278.909436][T13017] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).