[ 1394.650155][T13025] netdevsim netdevsim317 eni317np1: renamed from eth0
[ 1394.691349][T13022] netdevsim netdevsim561 eni561np1: renamed from eth1
[ 1397.448820][T13013] Could not find device with ifindex 2000 in netnsfd 11
[ 1397.450469][T13013] Could not find netns with fd: 2000
[ 1397.451381][T13013] Cannot link a netdevsim to itself
[ 1397.452667][T13013] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).