[ 1236.588196][T12776] netdevsim netdevsim693 eni693np1: renamed from eth1
[ 1236.704879][T12778] netdevsim netdevsim265 eni265np1: renamed from eth0
[ 1239.298260][T12770] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.299411][T12770] Could not find netns with fd: 2000
[ 1239.300271][T12770] Cannot link a netdevsim to itself
[ 1239.301583][T12770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).