[ 1243.565638][T12778] netdevsim netdevsim617 eni617np1: renamed from eth1
[ 1243.696631][T12780] netdevsim netdevsim380 eni380np1: renamed from eth0
[ 1246.390564][T12767] Could not find device with ifindex 2000 in netnsfd 11
[ 1246.391701][T12767] Could not find netns with fd: 2000
[ 1246.392617][T12767] Cannot link a netdevsim to itself
[ 1246.393678][T12767] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).