[ 1233.020821][T11141] netdevsim netdevsim636 eni636np1: renamed from eth1
[ 1233.069293][T11142] netdevsim netdevsim326 eni326np1: renamed from eth0
[ 1236.413054][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.413849][T11134] Could not find netns with fd: 2000
[ 1236.414486][T11134] Cannot link a netdevsim to itself
[ 1236.415220][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).