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Cisco Bug: CSCun36659 - Uplink Line Card Bringup failure (continuous crash w/ FFCRAM MBE error.)

Last Modified

Mar 13, 2020

Products (6)

  • Cisco ASR 9000 Series Aggregation Services Routers
  • Cisco IOS XR Software
  • Cisco XR 12410 Router
  • Cisco XR 12416 Router
  • Cisco XR 12404 Router
  • Cisco XR 12406 Router

Known Affected Releases

4.1.2.BASE

Description (partial)

Followup on this DDTS

Symptom:
LC crashed multiple times with TCAM parity error and RMA provided, but RMA LC (SIP-601) kept crashing continuously with FFCRAM MBE error and was failing to come up.

RP/0/7/CPU0:Feb 12 09:37:15.326 : gsr_prp_pm[56]: %PLATFORM-FAULT-3-LC_DEVICE : LC 2: Reset Device -  TX PSE: FFCRAM MBE detected on PIPE0 0x3

RP/0/7/CPU0:Feb 12 09:44:14.783 : gsr_prp_pm[56]: %PLATFORM-FAULT-3-LC_DEVICE : LC 2: Reset Device -  TX PSE: FFCRAM MBE detected on PIPE0 0x3

RP/0/7/CPU0:Feb 12 09:50:01.846 : gsr_prp_pm[56]: %PLATFORM-FAULT-3-LC_DEVICE : LC 2: Reset Device -  TX PSE: FFCRAM MBE detected on PIPE0 0x2

RP/0/7/CPU0:Feb 12 09:57:01.294 : gsr_prp_pm[56]: %PLATFORM-FAULT-3-LC_DEVICE : LC 2: Reset Device -  TX PSE: FFCRAM MBE detected on PIPE0 0x2

RP/0/7/CPU0:Feb 12 10:04:00.782 : gsr_prp_pm[56]: %PLATFORM-FAULT-3-LC_DEVICE : LC 2: Reset Device -  TX PSE: FFCRAM MBE detected on PIPE0 0x2

RP/0/7/CPU0:Feb 12 10:10:58.944 : gsr_prp_pm[56]: %PLATFORM-FAULT-3-LC_DEVICE : LC 2: Reset Device -  TX PSE: FFCRAM MBE detected on PIPE0 0x2

Conditions:
LC started to crash with FFCRAM MBE while SPA started to initializes.
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