[  474.473679] netdevsim netdevsim353 eni353np1: renamed from eth0
[  474.474275] netdevsim netdevsim763 eni763np1: renamed from eth1
[  474.552399] Could not find device with ifindex 2000 in netnsfd 11
[  474.552472] Could not find netns with fd: 2000
[  474.552517] Cannot link a netdevsim to itself
[  474.552569] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).