[ 1230.117532][T11151] netdevsim netdevsim690 eni690np1: renamed from eth1
[ 1230.137021][T11152] netdevsim netdevsim259 eni259np1: renamed from eth0
[ 1233.597667][T11144] Could not find device with ifindex 2000 in netnsfd 11
[ 1233.598486][T11144] Could not find netns with fd: 2000
[ 1233.599376][T11144] Cannot link a netdevsim to itself
[ 1233.600063][T11144] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).