[ 1269.754396][T13058] netdevsim netdevsim644 eni644np1: renamed from eth1
[ 1269.841567][T13059] netdevsim netdevsim386 eni386np1: renamed from eth0
[ 1272.996725][T13047] Could not find device with ifindex 2000 in netnsfd 11
[ 1272.997895][T13047] Could not find netns with fd: 2000
[ 1272.998841][T13047] Cannot link a netdevsim to itself
[ 1273.000135][T13047] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).