[ 1406.989785][T12616] netdevsim netdevsim399 eni399np1: renamed from eth0
[ 1407.009631][T12615] netdevsim netdevsim609 eni609np1: renamed from eth1
[ 1410.630052][T12608] Could not find device with ifindex 2000 in netnsfd 11
[ 1410.636419][T12608] Could not find netns with fd: 2000
[ 1410.637064][T12608] Cannot link a netdevsim to itself
[ 1410.637778][T12608] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).