[ 1269.276820][T12861] netdevsim netdevsim649 eni649np1: renamed from eth1
[ 1269.357322][T12864] netdevsim netdevsim383 eni383np1: renamed from eth0
[ 1271.810518][T12851] Could not find device with ifindex 2000 in netnsfd 11
[ 1271.812143][T12851] Could not find netns with fd: 2000
[ 1271.813039][T12851] Cannot link a netdevsim to itself
[ 1271.814126][T12851] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).