Brocade 7500 Fibre Channel (FC) Switch Processor Rebooted - Software Fault:Kernel Panic L2C: Cache Parity Error,L2C: Cache Parity Error (Doc ID 1524134.1)

Last updated on AUGUST 14, 2013

Applies to:

Brocade 7500 Switch - Version All Versions and later
Information in this document applies to any platform.

Symptoms

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Errdump log entries:


Processor rebooted - Software Fault:Kernel Panic Sat Jan 05 2013 22:39:58 EST
Trace dump available ! (reason: PANIC)

 

Console output:

2013/01/03-09:21:01, [SEC-1203], 1204608, FID 128, INFO, ODC_7500_23, Login information: Login successful via TELNET/SSH/RSH. IP Addr: 10.100.12.215
Machine check in kernel mode.
Data Read PLB Error
PLB0: BEAR=0xffff7fdfffffffff ACR= 0x9b000000 BESR= 0x00000000
POB0: BEAR=0x0000000bfffbff5d BESR0=0x00000000 BESR1=0x00000000
OPB0: BEAR=0x0000000000000000 BSTAT=0x00000000
Oops: machine check, sig: 7 [#1]
NIP: 652A4810 LR: 652A4A3C SP: 58E07CD0 REGS: 40292f40 TRAP: 0202 DBCR0:41000000 Tainted: P
MSR: 00029000 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 00

TASK = 59393490[1097] 'porttestd' THREAD: 58e04000
Last syscall: -1
GPR00: 00000000 58E07CD0 59393490 59F30000 58E07C58 00000000 00000000 57C4048F
GPR08: 00000000 653F8198 22002282 0000065B 22000422 1002361C 00000000 3FF9A2D8
GPR16: 3FF9A2D8 3FF9A2D8 00000000 00000000 00000004 10020000 00000001 61C20000
GPR24: 61C1BD70 00000000 00000000 61C1BD70 653C0000 65400000 5A4EB920 65300000
NIP [652a4810] ptTestInProgress+0x18/0x40 [diag_module]
LR [652a4a3c] portTestD+0x204/0x18f8 [diag_module]
Call trace:
 58e07f60 [65224a28] test_thread+0x714/0x950 [diag_module]
 58e07ff0 [400048d4] kernel_thread+0x44/0x60
Next sp 0!

L2C: Cache Parity Error, addr[16:26] = 0x01a6d710

Changes

 None

Cause

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