[  805.192274][T14769] netdevsim netdevsim561 eni561np1: renamed from eth1
[  805.195754][T14767] netdevsim netdevsim476 eni476np1: renamed from eth0
[  805.804958][T14755] Could not find device with ifindex 2000 in netnsfd 11
[  805.810591][T14755] Could not find netns with fd: 2000
[  805.811085][T14755] Cannot link a netdevsim to itself
[  805.811638][T14755] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).