[ 1246.052169][T11129] netdevsim netdevsim393 eni393np1: renamed from eth0
[ 1246.077676][T11128] netdevsim netdevsim579 eni579np1: renamed from eth1
[ 1249.391747][T11121] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.392503][T11121] Could not find netns with fd: 2000
[ 1249.393319][T11121] Cannot link a netdevsim to itself
[ 1249.394040][T11121] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).