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Cisco Bug: CSCus78102 - N6K crashed due to "kernel panic" @ stale pointer

Last Modified

Mar 01, 2018

Products (9)

  • Cisco Nexus 5000 Series Switches
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5020 Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5010 Switch
  • Cisco Nexus 5596T Switch

Known Affected Releases

5.2(1)N1(8) 6.0(2)N2(3) 6.0(2)N3(2)

Description (partial)

Symptom:
N6K running with 6.0.2.N2.3 can get crash due to kernel panic,
`show system reset-reason`
----- reset reason for Supervisor-module 1 (from Supervisor in slot 1) ---
1) At 254246 usecs after Sun Jan 25 11:48:59 2015
    Reason: Kernel Panic <<<<<
    Service: 
    Version: 6.0(2)N2(3)

Conditions:
There are no "known" triggers for this condition. It has been seen to occur sporadically in the field, even on devices with extensive uptime.The root cause is a Linux Kernel defect which leads to a Kernel Panic. Manifestationin an affected release is completely unpredictable.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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