[#7263] nbench test on SMP 561 kernel fails

Submitted By: Mingquan Pan

Open Date

2012-08-16 04:02:51 Close Date

2012-09-03 03:01:21

Priority:

Medium Assignee:

steven miao

Status:

Closed Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

N/A Board:

N/A

Processor:

BF561 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

ADI-2011R1-RC2

App binary format:

N/A

Summary: nbench test on SMP 561 kernel fails

Details:

nbench test on SMP 561 kernel fails.

root:/> version

kernel: Linux release 3.5.0-ADI-2012R1-pre-00813-g6696c85, build #24 SMP Tue Aug 14 22:18:31 GMT 2012

toolchain: bfin-uclinux-gcc release gcc version 4.3.5 (ADI-2012R1-RC2)

user-dist: release svn-10771, build #198 Tue Aug 14 22:15:03 GMT 2012

root:/> successful boot attempt

************** STEP 3: Start testing.

time nbench

BYTEmark* default Mode Benchmark ver. 2 (10/95)

Index-split by Andrew D. Balsa (11/97)

Linux/Unix* port by Uwe F. Mayer (12/96,11/97)

TEST : Iterations/sec. : Old Index : New Index

: : Pentium 90* : AMD K6/233*

--------------------:------------------:-------------:------------

NUMERIC SORT : 81.088 : 2.08 : 0.68

STRING SORT : 3.7037 : 1.65 : 0.26

BITFIELD : 5.373e+07 : 9.22 : 1.93

FP EMULATION : 14.422 : 6.92 : 1.60

FOURIER : 72.075 : 0.08 : 0.05

ASSIGNMENT : 1.8825 : 7.16 : 1.86

IDEA : 464.04 : 7.10 : 2.11

HUFFMAN : 156.68 : 4.34 : 1.39

NEURAL NET : 0.079529 : 0.13 : 0.05

LU DECOMPOSITION : 2.61 : 0.14 : 0.10

==========================ORIGINAL BYTEMARK RESULTS==========================

INTEGER INDEX : 4.671

FLOATING-POINT INDEX: 0.112

Baseline (MSDOS*) : Pentium* 90, 256 KB L2-cache, Watcom* compiler 10.0

==============================LINUX DATA BELOW===============================

INFO: task nbench:193 blocked for more than 120 seconds.

"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.

nbench D 0000b3d4 0 193 192 0x00000000

Stack info:

SP: [0x0203bd44] <0x0203bd44> /* kernel dynamic memory */

Memory from 0x0203bd40 to 0203c000

0203bd40: 020b6d60 [0014f8cc] 0203fd60 00823f60 02801660 020b6d60 7fffffff 001c8010

0203bd60: 0203bd84 0014d70a 0000cdd2 00074d5e 0203be20 0203a008 0203a000 0203a000

0203bd80: 00794f60 0203be1c 0014c720 0203be58 020b6d60 0203a000 7fffffff 0203be5c

0203bda0: 7fffffff 00000000 000040d0 02927000 0203bdd0 0000cd64 0000003f 00000001

0203bdc0: 0201e950 0225b254 0000003f 020b6fb8 feb00000 0014da78 0203be58 020b6d60

0203bde0: 0203a000 7fffffff 0203be5c 001b5000 00000000 02927000 0203fd18 0000003f

0203be00: 0203a000 01044022 00000001 020b6d60 00030624 0203be60 0203be60 0203be98

0203be20: 000442dc 001c0800 020b6d60 00000000 00000000 020b6fb8 0000ffff 0203a000

0203be40: 00000000 00000000 00000002 00000001 00000000 00000000 00000000 20000000

0203be60: 0203be14 0203be14 00823834 00823834 00030760 0203be90 0203be4c 0002eed6

0203be80: 020b6d60 0000ffff 00064b66 0207e588 020b6d60 00000000 02903e00 0006567a

0203bea0: 020b6d60 0207e580 0203bec0 02927000 00067c9e 001c0da0 0000000b 00000001

0203bec0: 020b6e9c 00000000 0295cd70 00001d9e 00001d68 0000000b 00000000 02927000

0203bee0: 0207c000 0295ef8c 00000000 00000003 0207c000 0295ef8c 0203bf24 <0000b302>

0203bf00: 00000000 ffffe000 02952bd0 02952bd0 02801de0 0203fd60 00000021 00000000

0203bf20: 02952bd0 0294e57a 00008000 0000c000 00000000 0203c000 0294e57a 0294e57a

0203bf40: 0294e25a 0000bad8 02003025 029501b1 0294d581 02950166 0294d580 00000000

0203bf60: 00000000 00000003 00000000 00000003 00000000 000000ca 00000194 02959a30

0203bf80: 00000000 00000000 00000000 00000000 00000000 00000065 00000001 0295e9e2

0203bfa0: 00000004 00000000 00000000 00000000 0295cdb0 0295cd64 0295cd70 00000000

0203bfc0: 02952cd0 00000000 02953728 0295cda4 0000000b 00000000 02952bd8 02952bd0

0203bfe0: 00000000 00000021 0295ef8c 0207c000 02952bd0 02952bd0 0000000b 00000006

Return addresses in stack:

address : <0x0000b302> { _system_call + 0x6a }