[ 1271.176740][T12777] netdevsim netdevsim593 eni593np1: renamed from eth1
[ 1271.306445][T12780] netdevsim netdevsim450 eni450np1: renamed from eth0
[ 1273.683104][T12772] Could not find device with ifindex 2000 in netnsfd 11
[ 1273.684914][T12772] Could not find netns with fd: 2000
[ 1273.686869][T12772] Cannot link a netdevsim to itself
[ 1273.688681][T12772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).