Guest

Preview Tool

Cisco Bug: CSCuo19543 - ESP-20 ucode crash due to HW exception related to QFP BQS and BMS

Last Modified

Feb 03, 2017

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

15.2(4)S3

Description (partial)

Symptom:
Crash due to a HW exception triggered by a Bandwidth Management Read block operation.

 CPPHA-3-FAULT F0: cpp_ha:  CPP:0.0
desc:RC_BMR_RC_BMR_CSR_RCS_BMR_LEAF_INT_INT_RCSBMR_INTERLAYER_PH_NOT_AVAIL det:DRVR(interrupt)
class:OTHER sev:FATAL id:4213 cppstate:STOPPED res:UNKNOWN flags:0x7 cdmflags:0x0

-> "det:DRVR(interrupt)"  - Indicates the fault was due to an interrupt
-> "sev:FATAL"            - Indicates the fault is severe enough to reload the FP
-> "desc:XXX"             - Indicates the particular interrupt which caused the fault

In our case the description of the interrupt is :


          RC_BMR_RC_BMR_CSR_RCS_BMR_LEAF_INT_INT_RCSBMR_INTERLAYER_PH_NOT_AVAIL

Buffer Queuing and Scheduling (BQS)
Bandwidth Management Structure (BMS)
Rate Computation module (abbreviated RC or RCS)

Conditions:
ASR1k
ESP-20 OIR
QoS
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.