[ 1043.980996][T12750] netdevsim netdevsim394 eni394np1: renamed from eth0
[ 1043.984646][T12751] netdevsim netdevsim746 eni746np1: renamed from eth1
[ 1045.933158][T12743] Could not find device with ifindex 2000 in netnsfd 11
[ 1045.934197][T12743] Could not find netns with fd: 2000
[ 1045.935170][T12743] Cannot link a netdevsim to itself
[ 1045.936227][T12743] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).