[ 1232.674642][T11129] netdevsim netdevsim667 eni667np1: renamed from eth1
[ 1232.706077][T11131] netdevsim netdevsim346 eni346np1: renamed from eth0
[ 1236.066884][T11123] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.067592][T11123] Could not find netns with fd: 2000
[ 1236.068171][T11123] Cannot link a netdevsim to itself
[ 1236.069103][T11123] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).