[  772.066671][T14761] netdevsim netdevsim459 eni459np1: renamed from eth0
[  772.076967][T14763] netdevsim netdevsim556 eni556np1: renamed from eth1
[  772.699317][T14749] Could not find device with ifindex 2000 in netnsfd 11
[  772.699879][T14749] Could not find netns with fd: 2000
[  772.700252][T14749] Cannot link a netdevsim to itself
[  772.700687][T14749] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).