[  696.364449][T13045] netdevsim netdevsim401 eni401np1: renamed from eth0
[  696.379326][T13047] netdevsim netdevsim534 eni534np1: renamed from eth1
[  697.076560][T13032] Could not find device with ifindex 2000 in netnsfd 11
[  697.077850][T13032] Could not find netns with fd: 2000
[  697.078357][T13032] Cannot link a netdevsim to itself
[  697.078956][T13032] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).