[ 1224.667269][T12770] netdevsim netdevsim545 eni545np1: renamed from eth1
[ 1224.770693][T12773] netdevsim netdevsim430 eni430np1: renamed from eth0
[ 1227.388634][T12766] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.389762][T12766] Could not find netns with fd: 2000
[ 1227.390593][T12766] Cannot link a netdevsim to itself
[ 1227.391759][T12766] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).