[ 1347.891149][T13032] netdevsim netdevsim506 eni506np1: renamed from eth0
[ 1347.922041][T13036] netdevsim netdevsim540 eni540np1: renamed from eth1
[ 1350.541278][T13022] Could not find device with ifindex 2000 in netnsfd 11
[ 1350.542953][T13022] Could not find netns with fd: 2000
[ 1350.543980][T13022] Cannot link a netdevsim to itself
[ 1350.545277][T13022] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).