[ 1303.774273][T13067] netdevsim netdevsim748 eni748np1: renamed from eth1
[ 1303.897708][T13068] netdevsim netdevsim398 eni398np1: renamed from eth0
[ 1306.653731][T13055] Could not find device with ifindex 2000 in netnsfd 11
[ 1306.655660][T13055] Could not find netns with fd: 2000
[ 1306.656814][T13055] Cannot link a netdevsim to itself
[ 1306.657945][T13055] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).