[ 1243.210336][T11149] netdevsim netdevsim724 eni724np1: renamed from eth1
[ 1243.312688][T11150] netdevsim netdevsim362 eni362np1: renamed from eth0
[ 1246.642633][T11142] Could not find device with ifindex 2000 in netnsfd 11
[ 1246.643732][T11142] Could not find netns with fd: 2000
[ 1246.644648][T11142] Cannot link a netdevsim to itself
[ 1246.645947][T11142] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).