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Cisco Bug: CSCtc96446 - Crash due to bus error with suprious access %ALIGN-1-FATAL: copy_lists

Last Modified

Feb 09, 2017

Products (14)

  • Cisco IOS
  • Cisco 7206 Router
  • Cisco 7301 Router
  • Cisco 7204 Router
  • Cisco 7206VXR Router
  • Cisco 10000 Performance Routing Engine 3 (PRE3)
  • Cisco 7202 Router
  • Cisco 7200 Series NPE-G2 Network Processing Engine
  • Cisco 10000 Performance Routing Engine 2 (PRE2)
  • Cisco 7304 NSE-150 Network Services Engine
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Known Affected Releases

12.2(31)SB16

Description (partial)

Symptoms: Crash due to bus error seen with spurious memory access.

%ALIGN-1-FATAL: Illegal access to a low address<TIME> IST <DATE>
 addr=0x<LOW MEMORY ADDRESS>, pc=0x<STACK VALUE>, ra=0x<MEMORY ADDRESS>,
sp=0x<STACK POINTER>

<TIME> IST <DATE>: TLB (store) exception, CPU signal 10, PC = 0x<STACK VALUE>

Conditions: Normal conditions.
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