[ 1045.540393][T12759] netdevsim netdevsim538 eni538np1: renamed from eth1
[ 1045.646351][T12758] netdevsim netdevsim443 eni443np1: renamed from eth0
[ 1047.432031][T12750] Could not find device with ifindex 2000 in netnsfd 11
[ 1047.433202][T12750] Could not find netns with fd: 2000
[ 1047.434116][T12750] Cannot link a netdevsim to itself
[ 1047.434908][T12750] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).