[ 1246.901947][T12782] netdevsim netdevsim705 eni705np1: renamed from eth1
[ 1246.961396][T12785] netdevsim netdevsim399 eni399np1: renamed from eth0
[ 1249.480539][T12772] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.481763][T12772] Could not find netns with fd: 2000
[ 1249.482732][T12772] Cannot link a netdevsim to itself
[ 1249.483869][T12772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).