[ 1035.777360][T12588] netdevsim netdevsim261 eni261np1: renamed from eth0
[ 1035.875432][T12586] netdevsim netdevsim577 eni577np1: renamed from eth1
[ 1037.649396][T12580] Could not find device with ifindex 2000 in netnsfd 11
[ 1037.650873][T12580] Could not find netns with fd: 2000
[ 1037.651980][T12580] Cannot link a netdevsim to itself
[ 1037.653418][T12580] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).