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Cisco Bug: CSCvv87092 - F3 interfaces goes to "faulty" or LC reset during recovery due to fatal interrupts

Last Modified

Oct 19, 2020

Products (1)

  • CiscoPro Workgroup EtherSwitch Software

Known Affected Releases

7.3(5)D1(1)

Description (partial)

Symptom:
Ports are error disabled or linecard reloaded if error happen on first port-group in the linecard.
System show error:
 %ETHPORT-5-IF_DOWN_HW_FAILURE: Interface EthernetX/Y is down (Hardware Failure)

OBFL log show fatal error:
Module Slot Number: X
Device Id         : 188
Device Name       : Flanker Xbar Driver
Device Errorcode  : 0xcbc07611
Device ID         : 188 (0xbc)
Device Instance   : 07 (0x07)
Dev Type (HW/SW)  : 06 (0x06)
ErrNum (devInfo)  : 17 (0x11)
System Errorcode  : 0x42760025 fatal error
Error Type        : Minor error
PhyPortLayer      : Ethernet
Port(s) Affected  : EthernetX/Y, EthernetX/Y
Error Description : FLN_AM_INT_IF_ERR_RO_ERR
DSAP              : 0 (0x0)
UUID              : 0 (0x0)

OR,
UUID              : 1062
Device Id         : 190
Device Name       : Flanker Queue Driver
Device Inst       : 0
Exception Type    : WARNING
Error Type        : HW
Dev Error Code    : 224
Syserr Code       : 0x427a0020
Syserr String     : error
PhyPortLayer      : Ethernet
Port(s) Affected  : 1-8
Inband port(s)    :
Error Description : FLN_QUE_INTR_EB_RO_ERR

Conditions:
This issue might happen during EG buffer recovery:
`show logging onboard internal qengine`

Inst(s): 0  inst <x>: Reinitializing of the tables in QUE block.
Interrupt <name> occurred eg recovery act started
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