[  697.898108][T13036] netdevsim netdevsim501 eni501np1: renamed from eth0
[  697.921055][T13038] netdevsim netdevsim655 eni655np1: renamed from eth1
[  698.558612][T13024] Could not find device with ifindex 2000 in netnsfd 11
[  698.559575][T13024] Could not find netns with fd: 2000
[  698.560112][T13024] Cannot link a netdevsim to itself
[  698.560738][T13024] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).