[ 1262.309596][T12753] netdevsim netdevsim486 eni486np1: renamed from eth0
[ 1262.435561][T12751] netdevsim netdevsim526 eni526np1: renamed from eth1
[ 1264.982910][T12740] Could not find device with ifindex 2000 in netnsfd 11
[ 1264.984564][T12740] Could not find netns with fd: 2000
[ 1264.985437][T12740] Cannot link a netdevsim to itself
[ 1264.986465][T12740] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).