[ 1034.675775][T12586] netdevsim netdevsim280 eni280np1: renamed from eth0
[ 1034.794653][T12637] netdevsim netdevsim635 eni635np1: renamed from eth1
[ 1036.652221][T12630] Could not find device with ifindex 2000 in netnsfd 11
[ 1036.653722][T12630] Could not find netns with fd: 2000
[ 1036.655236][T12630] Cannot link a netdevsim to itself
[ 1036.657081][T12630] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).