[ 1027.263693][T12128] netdevsim netdevsim568 eni568np1: renamed from eth1
[ 1027.357545][T12130] netdevsim netdevsim471 eni471np1: renamed from eth0
[ 1029.280767][T12552] Could not find device with ifindex 2000 in netnsfd 11
[ 1029.281799][T12552] Could not find netns with fd: 2000
[ 1029.282537][T12552] Cannot link a netdevsim to itself
[ 1029.283466][T12552] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).