[  808.880121][T15773] netdevsim netdevsim396 eni396np1: renamed from eth0
[  808.911476][T15772] netdevsim netdevsim758 eni758np1: renamed from eth1
[  809.472153][T15761] Could not find device with ifindex 2000 in netnsfd 11
[  809.472716][T15761] Could not find netns with fd: 2000
[  809.473174][T15761] Cannot link a netdevsim to itself
[  809.473657][T15761] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).