[  702.547912][T13068] netdevsim netdevsim304 eni304np1: renamed from eth0
[  702.564540][T13070] netdevsim netdevsim553 eni553np1: renamed from eth1
[  703.351740][T13055] Could not find device with ifindex 2000 in netnsfd 11
[  703.352917][T13055] Could not find netns with fd: 2000
[  703.358334][T13055] Cannot link a netdevsim to itself
[  703.358925][T13055] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).