[ 1255.015522][T12753] netdevsim netdevsim760 eni760np1: renamed from eth1
[ 1255.093938][T12756] netdevsim netdevsim477 eni477np1: renamed from eth0
[ 1257.711083][T12743] Could not find device with ifindex 2000 in netnsfd 11
[ 1257.714772][T12743] Could not find netns with fd: 2000
[ 1257.715664][T12743] Cannot link a netdevsim to itself
[ 1257.717373][T12743] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).