[ 1221.798927][T11126] netdevsim netdevsim562 eni562np1: renamed from eth1
[ 1221.834973][T11128] netdevsim netdevsim304 eni304np1: renamed from eth0
[ 1225.029704][T11120] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.030608][T11120] Could not find netns with fd: 2000
[ 1225.031249][T11120] Cannot link a netdevsim to itself
[ 1225.032021][T11120] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).