[ 1025.785111][T12750] netdevsim netdevsim452 eni452np1: renamed from eth0
[ 1025.858364][T12748] netdevsim netdevsim576 eni576np1: renamed from eth1
[ 1027.774449][T12742] Could not find device with ifindex 2000 in netnsfd 11
[ 1027.775616][T12742] Could not find netns with fd: 2000
[ 1027.776359][T12742] Cannot link a netdevsim to itself
[ 1027.777285][T12742] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).