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Cisco Bug: CSCuq71362 - Kernel panic in snmpd

Last Modified

Feb 19, 2018

Products (7)

  • Cisco Nexus 5000 Series Switches
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5596T Switch

Known Affected Releases

6.0(2)N1(1) 6.0(2)N2(5)

Description (partial)

Symptom:
A kernel panic results in a system reload:

----- reset reason for Supervisor-module 1 (from Supervisor in slot 1) ---
1) At 245977 usecs after Sat Aug 23 16:48:41 2014
    Reason: Kernel Panic
    Service: 
    Version: 6.0(2)N1(1)

Conditions:
This is a corner case in NX-OS kernel-level memory management. Memory corruption may occur if the switch is polled via SNMP under specific timing conditions, and this will result in a crash.
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