[ 1034.134303][T12872] netdevsim netdevsim763 eni763np1: renamed from eth1
[ 1034.257722][T12870] netdevsim netdevsim430 eni430np1: renamed from eth0
[ 1036.123479][T12863] Could not find device with ifindex 2000 in netnsfd 11
[ 1036.125006][T12863] Could not find netns with fd: 2000
[ 1036.126027][T12863] Cannot link a netdevsim to itself
[ 1036.127061][T12863] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).