[#5304] On bf561-ezkit, run coreb test with C language, sometimes warning shows up

Submitted By: Vivi Li

Open Date

2009-07-01 05:24:23 Close Date

2009-07-06 00:31:09

Priority:

Medium Assignee:

Graf Yang

Status:

Closed Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

Drivers Board:

EZKIT Lite

Processor:

BF561 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Rejected

Uboot version or rev.:

Toolchain version or rev.:

gcc4.1_09r1-rc7

App binary format:

N/A

Summary: On bf561-ezkit, run coreb test with C language, sometimes warning shows up

Details:

On bf561-ezkit, run coreb test with C language, sometimes warning shows up.

Linux version 2.6.28.10-ADI-2009R1-svn6864 (test@uclinux66-561ezkit) (gcc version 4.1.2 (ADI svn)) #51 Wed Jul 1 00:49:10 CST 209

console [early_BFuart0] enabled

early printk enabled on early_BFuart0

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

fixedcode = 0x00000400-0x00000490

text = 0x00001000-0x000f19e0

rodata = 0x000f19e0-0x0013cf48

bss = 0x0013d000-0x0014e768

data = 0x0014e768-0x0015e000

stack = 0x0015c000-0x0015e000

init = 0x0015e000-0x00724000

available = 0x00724000-0x03eff000

DMA Zone = 0x03f00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 0

Reset caused by Software reset

Compiled for ADSP-BF561 Rev 0.5

Blackfin Linux support by http://blackfin.uclinux.org/

Processor Speed: 600 MHz core clock and 100 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

Data Cache Enabled for CPU0 (write-back)

Built 1 zonelists in Zone order, mobility grouping off. Total pages: 16001

Kernel command line: root=/dev/mtdblock0 rw clkin_hz=30000000 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=10.100.4.50f

Configuring Blackfin Priority Driven Interrupts

PID hash table entries: 256 (order: 8, 1024 bytes)

console handover: boot [early_BFuart0] -> real [ttyBF0]

Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)

Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)

Memory available: 56628k/65536k RAM, (5912k init code, 962k kernel code, 434k data, 1024k dma, 572k reserved)

Calibrating delay loop... 1196.03 BogoMIPS (lpj=2392064)

Security Framework initialized

Mount-cache hash table entries: 512

Blackfin Scratchpad data SRAM: 4 KB

Blackfin L1 Data A SRAM: 16 KB (15 KB free)

Blackfin L1 Data B SRAM: 16 KB (16 KB free)

Blackfin L1 Instruction SRAM: 16 KB (5 KB free)

Blackfin L2 SRAM: 128 KB (128 KB free)

net_namespace: 288 bytes

NET: Registered protocol family 16

Blackfin DMA Controller

ezkit_init(): registering device resources

NET: Registered protocol family 2

IP route cache hash table entries: 1024 (order: 0, 4096 bytes)

TCP established hash table entries: 2048 (order: 2, 16384 bytes)

TCP bind hash table entries: 2048 (order: 1, 8192 bytes)

TCP: Hash tables configured (established 2048 bind 2048)

TCP reno registered

NET: Registered protocol family 1

msgmni has been set to 110

io scheduler noop registered

io scheduler anticipatory registered (default)

io scheduler cfq registered

Serial: Blackfin serial driver

bfin-uart.1: ttyBF0 at MMIO 0xffc00400 (irq = 35) is a BFIN-UART

brd: module loaded

smc91x.c: v1.1, sep 22 2004 by Nicolas Pitre <nico@cam.org>

eth0: SMC91C11xFD (rev 1) at 2c010300 IRQ 82 [nowait]

eth0: Ethernet addr: 00:e0:22:fe:b1:3c

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@16

bfin-wdt: initialized: timeout=20 sec (nowayout=0)

TCP cubic registered

NET: Registered protocol family 17

eth0: link down

IP-Config: Complete:

device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,

host=bf561-ezkit, domain=, nis-domain=(none),

bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=

Freeing unused kernel memory: 5912k freed

dma_alloc_init: dma_page @ 0x00721000 - 256 pages at 0x03f00000

eth0: link up, 100Mbps, full-duplex, lpa 0x41E1

_____________________________________

a8888b. / Welcome to the uClinux distribution \

d888888b. / _ _ \

8P"YP"Y88 / | | |_| __ __ (TM) |

8|o||o|88 _____/ | | _ ____ _ _ \ \/ / |

8' .88 \ | | | | _ \| | | | \ / |

8`._.' Y8. \ | |__ | | | | | |_| | / \ |

d/ `8b. \ \____||_|_| |_|\____|/_/\_\ |

dP . Y8b. \ For embedded processors including |

d8:' " `::88b \ the Analog Devices Blackfin /

d8" 'Y88b \___________________________________/

:8P ' :888

8a. : _a88P For further information, check out:

._/"Yaa_: .| 88P| - http://blackfin.uclinux.org/

\ YP" `| 8P `. - http://docs.blackfin.uclinux.org/

/ \.___.d| .' - http://www.uclinux.org/

`--..__)8888P`._.' jgs/a:f - http://www.analog.com/blackfin

Have a lot of fun...

BusyBox v1.13.4 (2009-07-01 00:46:49 CST) built-in shell (msh)

Enter 'help' for a list of built-in commands.

root:/> modprobe dualcore_test

dualcore_test: module license 'unspecified' taints kernel.

Dual core test module inserted: set testarg = [1]

@ [feb1fffc]

root:/> corebld /usr/coreb/test_c

writing to 0xff400000, 0x89c bytes: OK

wri-ing to 0xff600000, 0xea4 bytes: OK

root:/> -----------[ cut here ]------------

WARNING: at lib/vsprintf.c:663 _vsnprintf+0x54e/0x550()

Modules linked in: dualcore_test(P)

Hardware Trace:

Stack info:

SP: [0xff700d94] <0xff700d94> /* kernel dynamic memory */

cfs_rq[0]:

.exec_clock : 0.000000

.MIN_vruntime : 0.000001

.min_vruntime : 1874.164573

.max_vruntime : 0.000001

.spread : 0.000000

.spread0 : 0.000000

.nr_running : 1

.load : 1024

.nr_spread_over : 0

rt_rq[0]:

.rt_nr_running : 0

.rt_throttled : 0

.rt_time : 0.000000

.rt_runtime : 950.000000

sh 132 1874.164573 8 120 0 0 0.000000 0.00

R corebld 139 1840.746084 0 120 0 0 0.000000 0.00

---[ end trace 6d4770408fb5a9f5 ]---

root:/> modprobe -r dualcore_test

Dual core test module removed: testarg = [1]

root:/>

Follow-ups

--- Graf Yang 2009-07-02 22:57:05

Use the original uImage can not see this problem.

--- Vivi Li 2009-07-06 00:31:08

I also can not reproduce this bug now.

So close it...

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