[ 1297.167230][T12852] netdevsim netdevsim467 eni467np1: renamed from eth0
[ 1297.197172][T12851] netdevsim netdevsim714 eni714np1: renamed from eth1
[ 1299.992433][T12842] Could not find device with ifindex 2000 in netnsfd 11
[ 1299.995961][T12842] Could not find netns with fd: 2000
[ 1299.997650][T12842] Cannot link a netdevsim to itself
[ 1299.999283][T12842] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).