[  804.546776][T14775] netdevsim netdevsim501 eni501np1: renamed from eth0
[  804.564457][T14777] netdevsim netdevsim615 eni615np1: renamed from eth1
[  805.164524][T14763] Could not find device with ifindex 2000 in netnsfd 11
[  805.165092][T14763] Could not find netns with fd: 2000
[  805.165461][T14763] Cannot link a netdevsim to itself
[  805.165932][T14763] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).