[ 1013.100085][T12485] netdevsim netdevsim644 eni644np1: renamed from eth1
[ 1013.216393][T12487] netdevsim netdevsim309 eni309np1: renamed from eth0
[ 1015.041064][T12479] Could not find device with ifindex 2000 in netnsfd 11
[ 1015.042176][T12479] Could not find netns with fd: 2000
[ 1015.042905][T12479] Cannot link a netdevsim to itself
[ 1015.043677][T12479] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).