[ 1215.641391][T12779] netdevsim netdevsim696 eni696np1: renamed from eth1
[ 1215.777274][T12780] netdevsim netdevsim489 eni489np1: renamed from eth0
[ 1218.387914][T12772] Could not find device with ifindex 2000 in netnsfd 11
[ 1218.389107][T12772] Could not find netns with fd: 2000
[ 1218.389997][T12772] Cannot link a netdevsim to itself
[ 1218.391097][T12772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).