[ 1005.445523][T12125] netdevsim netdevsim572 eni572np1: renamed from eth1
[ 1005.448206][T12131] netdevsim netdevsim275 eni275np1: renamed from eth0
[ 1007.216817][T12451] Could not find device with ifindex 2000 in netnsfd 11
[ 1007.217694][T12451] Could not find netns with fd: 2000
[ 1007.218308][T12451] Cannot link a netdevsim to itself
[ 1007.219111][T12451] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).