[ 1227.386813][T11126] netdevsim netdevsim657 eni657np1: renamed from eth1
[ 1227.425820][T11128] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 1230.645114][T11120] Could not find device with ifindex 2000 in netnsfd 11
[ 1230.645866][T11120] Could not find netns with fd: 2000
[ 1230.646440][T11120] Cannot link a netdevsim to itself
[ 1230.647121][T11120] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).