[ 1224.123542][T11139] netdevsim netdevsim575 eni575np1: renamed from eth1
[ 1224.140816][T11140] netdevsim netdevsim258 eni258np1: renamed from eth0
[ 1227.416012][T11132] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.416886][T11132] Could not find netns with fd: 2000
[ 1227.417505][T11132] Cannot link a netdevsim to itself
[ 1227.418375][T11132] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).