[  858.360302][T15790] netdevsim netdevsim413 eni413np1: renamed from eth0
[  858.380959][T15792] netdevsim netdevsim521 eni521np1: renamed from eth1
[  859.020845][T15777] Could not find device with ifindex 2000 in netnsfd 11
[  859.021636][T15777] Could not find netns with fd: 2000
[  859.022185][T15777] Cannot link a netdevsim to itself
[  859.022865][T15777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).