[ 1217.949069][T11138] netdevsim netdevsim579 eni579np1: renamed from eth1
[ 1218.042039][T11137] netdevsim netdevsim475 eni475np1: renamed from eth0
[ 1221.200511][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1221.201565][T11129] Could not find netns with fd: 2000
[ 1221.202465][T11129] Cannot link a netdevsim to itself
[ 1221.210918][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).