[ 1034.090234][T12698] netdevsim netdevsim712 eni712np1: renamed from eth1
[ 1034.104597][T12747] netdevsim netdevsim347 eni347np1: renamed from eth0
[ 1036.121168][T12742] Could not find device with ifindex 2000 in netnsfd 11
[ 1036.122659][T12742] Could not find netns with fd: 2000
[ 1036.123556][T12742] Cannot link a netdevsim to itself
[ 1036.124397][T12742] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).