[ 1232.464979][T12776] netdevsim netdevsim289 eni289np1: renamed from eth0
[ 1232.586380][T12774] netdevsim netdevsim589 eni589np1: renamed from eth1
[ 1235.102511][T12765] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.103619][T12765] Could not find netns with fd: 2000
[ 1235.111945][T12765] Cannot link a netdevsim to itself
[ 1235.113085][T12765] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).