[ 1247.688954][T12887] netdevsim netdevsim666 eni666np1: renamed from eth1
[ 1247.772026][T12889] netdevsim netdevsim326 eni326np1: renamed from eth0
[ 1250.624361][T12876] Could not find device with ifindex 2000 in netnsfd 11
[ 1250.626469][T12876] Could not find netns with fd: 2000
[ 1250.627549][T12876] Cannot link a netdevsim to itself
[ 1250.629159][T12876] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).