[  753.123790][T14435] netdevsim netdevsim303 eni303np1: renamed from eth0
[  753.134573][T14437] netdevsim netdevsim713 eni713np1: renamed from eth1
[  753.701198][T14423] Could not find device with ifindex 2000 in netnsfd 11
[  753.701719][T14423] Could not find netns with fd: 2000
[  753.702082][T14423] Cannot link a netdevsim to itself
[  753.702790][T14423] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).