[ 1028.467275][T12678] netdevsim netdevsim539 eni539np1: renamed from eth1
[ 1028.487526][T12727] netdevsim netdevsim377 eni377np1: renamed from eth0
[ 1030.323253][T12722] Could not find device with ifindex 2000 in netnsfd 11
[ 1030.324250][T12722] Could not find netns with fd: 2000
[ 1030.338943][T12722] Cannot link a netdevsim to itself
[ 1030.339905][T12722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).