[ 1002.418686][T12125] netdevsim netdevsim685 eni685np1: renamed from eth1
[ 1002.508663][T12128] netdevsim netdevsim408 eni408np1: renamed from eth0
[ 1004.351027][T12449] Could not find device with ifindex 2000 in netnsfd 11
[ 1004.352002][T12449] Could not find netns with fd: 2000
[ 1004.352666][T12449] Cannot link a netdevsim to itself
[ 1004.353431][T12449] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).