Cisco Bug: CSCvv74148 - Traceback: C9200 reloads with "show monitor capture <capture_name> buffer brief"
Oct 14, 2020
- Cisco Catalyst 9200 Series Switches
Known Affected Releases
Symptom: A unexpected reload triggers on a Catalyst 9200 when the command "show monitor capture <capture_name> buffer brief" is used. The crash triggers by a segmentation fault: UNIX-EXT-SIGNAL: Segmentation fault(11) The process that triggers the crash changes if the command is used through: - TELNET - SSH - Console Conditions: The device is configured with a control-plane packet capture: - monitor capture CAPTURE control-plane both match any - monitor capture CAPTURE start - show monitor capture CAPTURE buffer brief | include <filter> The reload triggers with any of these scenarios after the capture buffer has data in it : - Specific control-plane traffic packet (NULL) - Very high rate of control-plane traffic capture
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Bug Details Include
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