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Cisco Bug: CSCus85852 - CPP DRV: Disable IIC Interrupts (Revert CSCuq05197)

Last Modified

Aug 17, 2017

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

15.5(2)S

Description (partial)

Symptom:
ESP crash occurs after one of the following interrupts are reported (can be seen on the IOS console):
   HEDP_HED_HALTED_IN_127_64_LEAF_INT_INT_HALTED64
   HEDP_HED_HALTED_IN_127_64_LEAF_INT_INT_HALTED65

Conditions:
Router configuration or traffic pattern does not affect this problem.  This issue occurs if a data parity error is reported in the QFP L2 instruction cache controller, and impacts all CPP10-based ESPs (asr1001, asr1002, ESP5, ESP10, ESP20, ESP40).  This issue does not impact Yoda (asr1002-x, ESP100, ESP200) or Luke (asr1001-x) based ESPs.
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