[ 1240.341253][T12910] netdevsim netdevsim357 eni357np1: renamed from eth0
[ 1240.466147][T12907] netdevsim netdevsim630 eni630np1: renamed from eth1
[ 1243.194047][T12902] Could not find device with ifindex 2000 in netnsfd 11
[ 1243.195211][T12902] Could not find netns with fd: 2000
[ 1243.204029][T12902] Cannot link a netdevsim to itself
[ 1243.205174][T12902] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).