[ 1284.515106][T12864] netdevsim netdevsim385 eni385np1: renamed from eth0
[ 1284.562425][T12860] netdevsim netdevsim531 eni531np1: renamed from eth1
[ 1287.203391][T12851] Could not find device with ifindex 2000 in netnsfd 11
[ 1287.205207][T12851] Could not find netns with fd: 2000
[ 1287.206204][T12851] Cannot link a netdevsim to itself
[ 1287.207415][T12851] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).