[ 1268.982142][T12869] netdevsim netdevsim329 eni329np1: renamed from eth0
[ 1269.040649][T12870] netdevsim netdevsim546 eni546np1: renamed from eth1
[ 1271.735536][T12856] Could not find device with ifindex 2000 in netnsfd 11
[ 1271.737254][T12856] Could not find netns with fd: 2000
[ 1271.738500][T12856] Cannot link a netdevsim to itself
[ 1271.739687][T12856] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).