[  844.919849][T15661] netdevsim netdevsim474 eni474np1: renamed from eth0
[  844.936844][T15662] netdevsim netdevsim732 eni732np1: renamed from eth1
[  845.536857][T15649] Could not find device with ifindex 2000 in netnsfd 11
[  845.537531][T15649] Could not find netns with fd: 2000
[  845.537998][T15649] Cannot link a netdevsim to itself
[  845.538524][T15649] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).