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Cisco Bug: CSCum55917 - ASA Traceback in Thread Name: fover_fail_check

Last Modified

May 15, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases

9.1(4) 9.3(2)

Description (partial)

Symptom:
ASA may reload and generate a traceback in thread name: fover_fail_check

Conditions:
1. The ASA is in Standby or Failed state. 
2. 1550 byte blocks were depleted.

------------------ show blocks ------------------

  SIZE    MAX    LOW    CNT
     0   1450   1438   1450
     4    900    899    899
    80   5000   4979   4996
   256   7936   7748   7923
  1550  30000      0      0     <------- 1550 byte blocks are depleted
  2048  15100  15100  15100
  2560   7320   7320   7320
  4096    100    100    100
  8192    100     99    100
  9344    100    100    100
 16384    200    200    200
 65536     16     16     16
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  • Status
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