[  833.254348][T14786] netdevsim netdevsim354 eni354np1: renamed from eth0
[  833.264995][T14788] netdevsim netdevsim532 eni532np1: renamed from eth1
[  833.936641][T14774] Could not find device with ifindex 2000 in netnsfd 11
[  833.937176][T14774] Could not find netns with fd: 2000
[  833.937825][T14774] Cannot link a netdevsim to itself
[  833.938250][T14774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).