[ 1225.532773][T12608] netdevsim netdevsim270 eni270np1: renamed from eth0
[ 1225.549221][T12606] netdevsim netdevsim626 eni626np1: renamed from eth1
[ 1228.230886][T12600] Could not find device with ifindex 2000 in netnsfd 11
[ 1228.232026][T12600] Could not find netns with fd: 2000
[ 1228.232911][T12600] Cannot link a netdevsim to itself
[ 1228.233995][T12600] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).