[ 1279.479609][T13031] netdevsim netdevsim422 eni422np1: renamed from eth0
[ 1279.561013][T13034] netdevsim netdevsim525 eni525np1: renamed from eth1
[ 1282.046217][T13019] Could not find device with ifindex 2000 in netnsfd 11
[ 1282.047891][T13019] Could not find netns with fd: 2000
[ 1282.048847][T13019] Cannot link a netdevsim to itself
[ 1282.050233][T13019] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).