[  608.023806][ T9789] netdevsim netdevsim698 eni698np1: renamed from eth1
[  608.028203][ T9788] netdevsim netdevsim343 eni343np1: renamed from eth0
[  608.619447][ T9776] Could not find device with ifindex 2000 in netnsfd 11
[  608.626604][ T9776] Could not find netns with fd: 2000
[  608.628428][ T9776] Cannot link a netdevsim to itself
[  608.629025][ T9776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).