[ 1309.035327][T12988] netdevsim netdevsim408 eni408np1: renamed from eth0
[ 1309.114598][T12985] netdevsim netdevsim747 eni747np1: renamed from eth1
[ 1311.872747][T12975] Could not find device with ifindex 2000 in netnsfd 11
[ 1311.875015][T12975] Could not find netns with fd: 2000
[ 1311.875964][T12975] Cannot link a netdevsim to itself
[ 1311.877066][T12975] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).