[  813.758939][T15799] netdevsim netdevsim331 eni331np1: renamed from eth0
[  813.789653][T15797] netdevsim netdevsim760 eni760np1: renamed from eth1
[  814.441940][T15786] Could not find device with ifindex 2000 in netnsfd 11
[  814.443201][T15786] Could not find netns with fd: 2000
[  814.444288][T15786] Cannot link a netdevsim to itself
[  814.444928][T15786] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).