[ 1041.601482][T12584] netdevsim netdevsim407 eni407np1: renamed from eth0
[ 1041.621929][T12586] netdevsim netdevsim676 eni676np1: renamed from eth1
[ 1043.492334][T12576] Could not find device with ifindex 2000 in netnsfd 11
[ 1043.493547][T12576] Could not find netns with fd: 2000
[ 1043.494279][T12576] Cannot link a netdevsim to itself
[ 1043.495045][T12576] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).