[  847.653490][T15855] netdevsim netdevsim287 eni287np1: renamed from eth0
[  847.656046][T15854] netdevsim netdevsim585 eni585np1: renamed from eth1
[  848.277402][T15843] Could not find device with ifindex 2000 in netnsfd 11
[  848.278050][T15843] Could not find netns with fd: 2000
[  848.278507][T15843] Cannot link a netdevsim to itself
[  848.279010][T15843] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).