[ 1307.550942][T12056] netdevsim netdevsim656 eni656np1: renamed from eth1
[ 1307.646489][T12057] netdevsim netdevsim301 eni301np1: renamed from eth0
[ 1311.230456][T12049] Could not find device with ifindex 2000 in netnsfd 11
[ 1311.231236][T12049] Could not find netns with fd: 2000
[ 1311.231855][T12049] Cannot link a netdevsim to itself
[ 1311.232617][T12049] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).