[ 1245.124869][T11127] netdevsim netdevsim529 eni529np1: renamed from eth1
[ 1245.168681][T11128] netdevsim netdevsim486 eni486np1: renamed from eth0
[ 1248.388450][T11120] Could not find device with ifindex 2000 in netnsfd 11
[ 1248.389298][T11120] Could not find netns with fd: 2000
[ 1248.389877][T11120] Cannot link a netdevsim to itself
[ 1248.390543][T11120] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).