The sysfs 'sniffer' attribute of the HiperSockets device has the value '1'.
The HiperSockets interface is switched into promiscuous mode but another
HiperSockets device on the same HiperSockets LAN is already running as
a network traffic analyzer.
A HiperSockets LAN can only have one active network traffic analyzer.
User response
Do not configure multiple HiperSockets devices in the same HiperSockets LAN as
tracing devices.