[ 1031.184023][T12068] netdevsim netdevsim649 eni649np1: renamed from eth1
[ 1031.283434][T12133] netdevsim netdevsim318 eni318np1: renamed from eth0
[ 1033.058311][T12552] Could not find device with ifindex 2000 in netnsfd 11
[ 1033.059557][T12552] Could not find netns with fd: 2000
[ 1033.060369][T12552] Cannot link a netdevsim to itself
[ 1033.061259][T12552] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).