[ 1245.154808][T12788] netdevsim netdevsim288 eni288np1: renamed from eth0
[ 1245.239263][T12787] netdevsim netdevsim540 eni540np1: renamed from eth1
[ 1247.855642][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1247.856873][T12775] Could not find netns with fd: 2000
[ 1247.877290][T12775] Cannot link a netdevsim to itself
[ 1247.878627][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).