[ 1197.333250][T12612] netdevsim netdevsim574 eni574np1: renamed from eth1
[ 1197.399589][T12611] netdevsim netdevsim478 eni478np1: renamed from eth0
[ 1200.058701][T12603] Could not find device with ifindex 2000 in netnsfd 11
[ 1200.059836][T12603] Could not find netns with fd: 2000
[ 1200.060742][T12603] Cannot link a netdevsim to itself
[ 1200.061853][T12603] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).