[ 1270.263954][T12855] netdevsim netdevsim505 eni505np1: renamed from eth0
[ 1270.381085][T12854] netdevsim netdevsim682 eni682np1: renamed from eth1
[ 1273.013119][T12842] Could not find device with ifindex 2000 in netnsfd 11
[ 1273.015175][T12842] Could not find netns with fd: 2000
[ 1273.016646][T12842] Cannot link a netdevsim to itself
[ 1273.017969][T12842] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).