[  805.212084][T15639] netdevsim netdevsim448 eni448np1: renamed from eth0
[  805.236577][T15638] netdevsim netdevsim712 eni712np1: renamed from eth1
[  805.833080][T15627] Could not find device with ifindex 2000 in netnsfd 11
[  805.833941][T15627] Could not find netns with fd: 2000
[  805.834441][T15627] Cannot link a netdevsim to itself
[  805.834964][T15627] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).