[ 1233.503505][T12781] netdevsim netdevsim289 eni289np1: renamed from eth0
[ 1233.518672][T12778] netdevsim netdevsim710 eni710np1: renamed from eth1
[ 1235.839572][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.840680][T12773] Could not find netns with fd: 2000
[ 1235.841521][T12773] Cannot link a netdevsim to itself
[ 1235.842601][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).