[ 1300.223314][T12057] netdevsim netdevsim394 eni394np1: renamed from eth0
[ 1300.232812][T12056] netdevsim netdevsim538 eni538np1: renamed from eth1
[ 1303.690518][T12049] Could not find device with ifindex 2000 in netnsfd 11
[ 1303.691763][T12049] Could not find netns with fd: 2000
[ 1303.692761][T12049] Cannot link a netdevsim to itself
[ 1303.693678][T12049] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).