[  814.810324][T15708] netdevsim netdevsim309 eni309np1: renamed from eth0
[  814.821497][T15706] netdevsim netdevsim687 eni687np1: renamed from eth1
[  815.437639][T15694] Could not find device with ifindex 2000 in netnsfd 11
[  815.438333][T15694] Could not find netns with fd: 2000
[  815.438806][T15694] Cannot link a netdevsim to itself
[  815.439320][T15694] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).