[  476.988291] netdevsim netdevsim355 eni355np1: renamed from eth0
[  476.989530] netdevsim netdevsim593 eni593np1: renamed from eth0
[  477.079690] Could not find device with ifindex 2000 in netnsfd 11
[  477.079789] Could not find netns with fd: 2000
[  477.079843] Cannot link a netdevsim to itself
[  477.079919] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).