[ 1035.803781][T12482] netdevsim netdevsim720 eni720np1: renamed from eth1
[ 1035.906040][T12485] netdevsim netdevsim336 eni336np1: renamed from eth0
[ 1037.861644][T12477] Could not find device with ifindex 2000 in netnsfd 11
[ 1037.862831][T12477] Could not find netns with fd: 2000
[ 1037.863720][T12477] Cannot link a netdevsim to itself
[ 1037.864619][T12477] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).