[ 1067.067483][ T9714] netdevsim netdevsim638 eni638np1: renamed from eth1
[ 1067.162307][ T9718] netdevsim netdevsim295 eni295np1: renamed from eth0
[ 1069.986407][ T9708] Could not find device with ifindex 2000 in netnsfd 11
[ 1069.987593][ T9708] Could not find netns with fd: 2000
[ 1069.988430][ T9708] Cannot link a netdevsim to itself
[ 1069.989516][ T9708] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).