[#7218] run traps prefetch l1_instruction test make kernel panic

Document created by Aaronwu Employee on Sep 12, 2013
Version 1Show Document
  • View in full screen mode

[#7218] run traps prefetch l1_instruction test make kernel panic

Submitted By: Mingquan Pan

Open Date

2012-07-31 03:39:52     Close Date

2012-08-15 04:50:00

Priority:

Medium     Assignee:

Bob Liu

Status:

Closed     Fixed In Release:

N/A

Found In Release:

N/A     Release:

Category:

N/A     Board:

N/A

Processor:

BF537     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Fixed

Uboot version or rev.:

    Toolchain version or rev.:

ADI-trunk/svn-5764

App binary format:

N/A     

Summary: run traps prefetch l1_instruction test make kernel panic

Details:

 

run traps prefetch l1_instruction test make kernel panic now.

 

Running test 20 for exception 0x00: prefetch l1_instruction^M

... Double Fault^M

Kernel OOPS in progress^M

Deferred Exception context^M

CURRENT PROCESS:^M

COMM=traps_test PID=192  CPU=0^M

TEXT = 0x02ae0040-0x02ae9000        DATA = 0x02ae9020-0x02aec814^M

BSS = 0x02aec814-0x02aeccb0  USER-STACK = 0x02aedf48^M

^M

return address: [0x0003853a]; contents of:^M

0x00038510:  600e  9851  4348  0c00  1ff2  0c06  1ffa  9a21 ^M

0x00038520:  2ff9  0000  04c3  e14c  0000  014f  e10c  0000 ^M

0x00038530:  3018  3239  3402  0c44  1003 [0001] 2000  e14a ^M

0x00038540:  0000  e10a  0000  9153  6002  304b  5211  0e08 ^M

^M

ADSP-BF537-0.2 500(MHz CCLK) 125(MHz SCLK) (mpu off)^M

Linux version 3.5.0-ADI-2012R1-pre-00797-g367b7b2 (test@uclinux55-bf537-cf) (gcc version 4.3.5 (ADI-trunk/svn-5764) ) #24 Sat Jul 28 20:13:32 CST 2012^M

^M

SEQUENCER STATUS:               Not tainted^M

SEQSTAT: 0000e021  IPEND: 0038  IMASK: 0000  SYSCFG: 0006^M

  Global Interrupts Disabled (IPEND[4])^M

  Peripheral interrupts masked off^M

  Kernel interrupts masked off^M

  EXCAUSE   : 0x21^M

^M

^M

U-Boot 2011.09-dirty (ADI-2011R1) (Nov 20 2011 - 05:52:00)^M

^M

CPU:   ADSP bf537-0.2 (Detected Rev: 0.2) (bypass boot)^M

Board: ADI BF537 stamp board^M

       Support: http://blackfin.uclinux.org/^M

Clock: VCO: 500 MHz, Core: 500 MHz, System: 125 MHz^M

RAM:   64 MiB^M

Flash: 4 MiB^M

MMC:   ^M

In:    serial^M

Out:   serial^M

Err:   serial^M

KGDB:  [on serial] ready^M

 

Follow-ups

 

--- Bob Liu                                                  2012-08-09 03:22:27

root:/> traps_test 20

 

Running test 20 for exception 0x00: prefetch l1_instruction

... FAIL (test exited sucessfully, and we expected 4 Illegal instruction

failure

FAIL (test completed properly 0/1 times)

 

0/1 tests passed

root:/>

 

--- Bob Liu                                                  2012-08-13 02:24:02

fixed

 

--- Mingquan Pan                                             2012-08-15 05:48:41

Yes, it doesn't panic kernel now.Close.

 

 

 

    Files

    Changes

    Commits

    Dependencies

    Duplicates

    Associations

    Tags

 

File Name     File Type     File Size     Posted By

No Files Were Found

Attachments

    Outcomes