[ 1306.453219][T12052] netdevsim netdevsim321 eni321np1: renamed from eth0
[ 1306.554781][T12051] netdevsim netdevsim758 eni758np1: renamed from eth1
[ 1310.084011][T12044] Could not find device with ifindex 2000 in netnsfd 11
[ 1310.084819][T12044] Could not find netns with fd: 2000
[ 1310.085470][T12044] Cannot link a netdevsim to itself
[ 1310.086175][T12044] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).