[ 1015.313883][T12679] netdevsim netdevsim505 eni505np1: renamed from eth0
[ 1015.432175][T12680] netdevsim netdevsim639 eni639np1: renamed from eth1
[ 1017.232534][T12724] Could not find device with ifindex 2000 in netnsfd 11
[ 1017.233504][T12724] Could not find netns with fd: 2000
[ 1017.234165][T12724] Cannot link a netdevsim to itself
[ 1017.234984][T12724] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).