[#6185] gadget_fs test makes kernel panic in latest trunk(2010)

[#6185] gadget_fs test makes kernel panic in latest trunk

Submitted By: Vivi Li

Open Date

2010-08-16 04:56:32 Close Date

2010-11-08 22:32:14

Priority:

Medium Assignee:

Bob Liu

Status:

Closed Fixed In Release:

N/A

Found In Release:

2010R1 Release:

Category:

Drivers Board:

N/A

Processor:

ALL Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

gcc4.3-2010_Aug_04

App binary format:

N/A

Summary: gadget_fs test makes kernel panic in latest trunk

Details:

gadget_fs test makes kernel panic in latest trunk.

Last passed version:

kernel: Linux release 2.6.34.2-ADI-2010R1-pre-svn9041, build #148 Wed Aug 4 11:18:25 CST 2010

toolchain: bfin-uclinux-gcc release gcc version 4.3.4 (ADI-trunk/svn-3951)

user-dist: release svn-9772, build #431 Wed Aug 4 11:16:28 CST 2010

First failed version:

kernel: Linux release 2.6.34.2-ADI-2010R1-pre-svn9048, build #152 Thu Aug 5 04:09:36 CST 2010

toolchain: bfin-uclinux-gcc release gcc version 4.3.4 (ADI-trunk/svn-3951)

user-dist: release svn-9772, build #443 Thu Aug 5 04:07:26 CST 2010

Bellow is the log on bf527-ezkit:

Linux version 2.6.34.4-ADI-2010R1-pre-svn9082 (test@uclinux63-527-usbdev) (gcc version 4.3.5 (ADI-trunk/svn-4747) ) #206 Mon Aug0

bootconsole [early_shadow0] enabled

bootconsole [early_BFuart1] enabled

early printk enabled on early_BFuart1

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

fixedcode = 0x00000400-0x00000490

text = 0x00001000-0x00163b18

rodata = 0x00163b18-0x001de7d8

bss = 0x001df000-0x001f076c

data = 0x001f076c-0x00208000

stack = 0x00206000-0x00208000

init = 0x00208000-0x008af000

available = 0x008af000-0x03e00000

DMA Zone = 0x03e00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 1

Reset caused by Software reset

Compiled for ADSP-BF527 Rev 0.2

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

Processor Speed: 525 MHz core clock and 131 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

External memory: cacheable in instruction cache

Data Cache Enabled for CPU0

External memory: cacheable (write-back) in data cache

Built 1 zonelists in Zone order, mobility grouping off. Total pages: 15748

Kernel command line: root=/dev/mtdblock0 rw clkin_hz=25000000 earlyprintk=serial,uart1,57600 console=tty0 console=ttyBF1,57600 if

PID hash table entries: 256 (order: -2, 1024 bytes)

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

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

Memory available: 54028k/65536k RAM, (6812k init code, 1418k kernel code, 658k data, 2048k dma, 572k reserved)

Hierarchical RCU implementation.

NR_IRQS:159

Configuring Blackfin Priority Driven Interrupts

console [ttyBF1] enabled, bootconsole disabled

Calibrating delay loop... 1046.52 BogoMIPS (lpj=2093056)

Security Framework initialized

Mount-cache hash table entries: 512

Blackfin Scratchpad data SRAM: 4 KB

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

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

Blackfin L1 Instruction SRAM: 48 KB (42 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

ezkit_init(): registering device resources

bio: create slab <bio-0> at 0

SCSI subsystem initialized

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@7

usbcore: registered new interface driver usbfs

usbcore: registered new interface driver hub

usbcore: registered new device driver usb

i2c-bfin-twi i2c-bfin-twi.0: Blackfin BF5xx on-chip I2C TWI Contoller, regs_base@ffc01400

Advanced Linux Sound Architecture Driver Version 1.0.22.1.

musb_hdrc: version 6.0, musb-dma, peripheral, debug=0

musb_hdrc musb_hdrc.0: USB Peripheral mode controller at ffc03800 using DMA, IRQ 59

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

UDP hash table entries: 256 (order: 0, 4096 bytes)

UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)

NET: Registered protocol family 1

msgmni has been set to 105

io scheduler noop registered

io scheduler cfq registered (default)

bfin-otp: initialized

bfin-uart: Blackfin serial driver

bfin-uart.1: ttyBF1 at MMIO 0xffc02000 (irq = 31) is a BFIN-UART

brd: module loaded

adp5520 0-0032: failed writing 0x80 to 0x00

adp5520 0-0032: failed to write

adp5520 0-0032: failed reading at 0x00

adp5520: probe of 0-0032 failed with error -1

bfin_mii_bus: probed

bfin_mac: attached PHY driver [Generic PHY] (mii_bus:phy_addr=0:03, irq=-1, mdc_clk=2500000Hz(mdc_div=25)@sclk=131MHz)

bfin_mac bfin_mac.0: Blackfin on-chip Ethernet MAC driver, Version 1.1

Initializing USB Mass Storage driver...

usbcore: registered new interface driver usb-storage

USB Mass Storage support registered.

ad7879 0-002c: Failed to write AD7879 Touchscreen

ad7879: probe of 0-002c failed with error -1

rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0

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

usbcore: registered new interface driver usbhid

usbhid: USB HID core driver

No device for DAI SSM2602

dma rx:5 tx:6, err irq:16, regs:ffc00900

dma_alloc_init: dma_page @ 0x027e6000 - 512 pages at 0x03e00000

asoc: SSM2602 <-> bf5xx-i2s mapping ok

ALSA device list:

#0: bf5xx_ssm2602 (SSM2602)

TCP cubic registered

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting system clock to 1994-09-29 00:45:58 UTC (780799558)

IP-Config: Complete:

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

host=bf527-ezkit, domain=, nis-domain=(none),

bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=

Freeing unused kernel memory: 6812k freed

_____________________________________

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 - https://www.analog.com/blackfin

Have a lot of fun...

BusyBox v1.16.2 (2010-08-16 07:32:34 CST) hush - the humble shell

root:/> PHY: 0:03 - Link is Up - 100/Full

root:/> mkdir /dev/gadget

root:/> mount -t gadgetfs gadgetfs /dev/gadget

gadgetfs: USB Gadget filesystem, version 24 Aug 2004

root:/> ./usb -r "1.3" -v

sh: can't execute './usb': No such file or directory

root:/> ./usb -r "1.3" -v

gadgetfs: bound to musb_hdrc driver

------------[ cut here ]------------

kernel BUG at kernel/timer.c:643!

Kernel panic - not syncing: BUG()

Hardware Trace:

0 Target : <0x00003f18> { _trap_c + 0x0 }

Source : <0xffa006f4> { _exception_to_level5 + 0xa4 } JUMP.L

1 Target : <0xffa00650> { _exception_to_level5 + 0x0 }

Source : <0xffa00504> { _bfin_return_from_exception + 0x18 } RTX

2 Target : <0xffa004ec> { _bfin_return_from_exception + 0x0 }

Source : <0xffa005a8> { _ex_trap_c + 0x74 } JUMP.S

3 Target : <0xffa00534> { _ex_trap_c + 0x0 }

Source : <0xffa007ba> { _trap + 0x5a } JUMP (P4)

4 Target : <0xffa00760> { _trap + 0x0 }

FAULT : <0x0001830c> { _mod_timer + 0xe8 } BUG

Source : <0x0001824a> { _mod_timer + 0x26 } IF CC JUMP pcrel

5 Target : <0x00018246> { _mod_timer + 0x22 }

Source : <0x00018232> { _mod_timer + 0xe } IF CC JUMP pcrel

6 Target : <0x00018224> { _mod_timer + 0x0 }

Source : <0x000d98f2> { _blackfin_interrupt + 0x82 } JUMP.L

7 Target : <0x000d98d0> { _blackfin_interrupt + 0x60 }

Source : <0x000d96e6> { _musb_interrupt + 0xc6 } RTS

8 Target : <0x000d96de> { _musb_interrupt + 0xbe }

Source : <0x000d96ae> { _musb_interrupt + 0x8e } IF CC JUMP pcrel

9 Target : <0x000d96a4> { _musb_interrupt + 0x84 }

Source : <0x000d967c> { _musb_interrupt + 0x5c } IF CC JUMP pcrel

10 Target : <0x000d9668> { _musb_interrupt + 0x48 }

Source : <0x000d9708> { _musb_interrupt + 0xe8 } JUMP.S

11 Target : <0x000d9706> { _musb_interrupt + 0xe6 }

Source : <0x000d93cc> { _musb_stage0_irq + 0x88 } RTS

12 Target : <0x000d93c4> { _musb_stage0_irq + 0x80 }

Source : <0x0001d7aa> { _queue_work_on + 0x52 } RTS

13 Target : <0x0001d7a4> { _queue_work_on + 0x4c }

Source : <0x0001d742> { ___queue_work + 0x5e } RTS

14 Target : <0x0001d73c> { ___queue_work + 0x58 }

Source : <0x0001d72e> { ___queue_work + 0x4a } IF CC JUMP pcrel (BP)

15 Target : <0x0001d728> { ___queue_work + 0x44 }

Source : <0x0000b88e> { ___wake_up + 0x32 } RTS

Stack info:

SP: [0x02085b70] <0x02085b70> /* kernel dynamic memory (maybe user-space) */

FP: (0x02085dc0)

Memory from 0x02085b70 to 02086000

02085b70:[0019fd48] 0016237e 02085c4c 0019fd48 001e44be 001e44be 001e44be 02085ba0

02085b90: 0000430e 02085c4c 00008808 0000002c 0000003f 0000003f 02085bd0 0000c6a8

02085bb0: 001f27c0 02018040 00000001 0201806c 00000000 0000ffff 0000001f 001f14c0

02085bd0: 02085c00 02085c00 <0000a20e> 02018040 001f27c0 00000003 00000001 00000000

02085bf0: 02085c20 <0000eb22> 001f27c0 02018040 00000003 00000001 00000000 00000000

02085c10: 00000100 001e96e4 00000000 0000003f 02085c64 0002079a ffa006f8 001e1000

02085c30: 00008808 00002021 0000ffff 0000003f 02084000 00000001 00000480 00000480

02085c50: 00008808 00002021 00000000 02085d28 00000480 0001830c 000d98f6 00000000

02085c70: 02003025 000915ec 00092af4 000915e0 00092af2 00000000 00000000 0000002c

02085c90: 00000000 0000002c 00000000 00000000 7ffff000 000000c0 00000137 00000000

02085cb0: 00000000 00000000 00000000 0000005b 00001802 00000001 0000002c 00000006

02085cd0: 00000003 02c3edfc 02085dd0 02c3ed40 02c3ed4c 0202c000 ffffffc0 001f1c64

02085cf0: 001f3af8 00000000 001ee1f4 000000fa 00000001 0000ffff 0000003f ffff975f

02085d10: 00000000 ffff975f 00000000 00000000 001ee1f4 00000006 0202c000 ffffffc0

02085d30: 001f1c64 000d98f6 0202c000 000000fa 00000001 00000006 00000003 02c3edfc

02085d50:<0002f086> 0206ac20 00000000 00000000 0000003b 001e89bf 001f1c64 001f2cd0

02085d70: 00030834 001f5a3c 028e14e0 02c1d208 0000003b 00000000 00000002 00000064

02085d90: 02c3ed4c 00014fd6 0000168e <ffa00352> 001f991c 0000003b 027e7600 02085e30

02085db0: 02085dbc ffa00c40 02a47754 00000002 (00000000)<02a6dfd8><02a6dfec> 027e7000

02085dd0: 00065716 00008810 00002000 00000000 02086000 02c8e8be 00065716 00044062

02085df0: 0000000b 02003025 000915ec 00092af4 000915e0 00092af2 00000000 00000000

02085e10: 00000000 00000000 00000000 00000000 00000000 7ffff000 000000c0 00000137

02085e30: 00000000 00000000 00000000 00000000 0000005b 00001802 00000001 0000002c

02085e50: 00000006 00000003 02c3edfc 00204788 02c3ed40 02c3ed4c 02a47754 028e14e0

02085e70: 02c1d208 000000f8 02a47754 0000168e 00000002 00000000 00000002 00000064

02085e90: 0000168f 00000000 00000002 02a47754 02a47754 0000168e 00000006 0208a2a0

02085eb0: 00000020 00000003 00000000 00000000 00048180 00044148 0208a2a0 00000004

02085ed0: 02c3ed98 00000064 02c3ed98 00000064 02c1d208 00000002 ffffe000 02085ef0

02085ef0: 00000000 00000000 00000000 <ffa008f2> 00044118 00000000 ffffe000 02c06be0

02085f10: 00000000 0002831b 80000000 00000064 02c3ed98 02c8e8be 00008000 00002000

02085f30: 00000000 02086000 02c8e8be 02c8e8be 02c47bdc ffa01000 02003025 02c13ffb

02085f50: 02c9d875 02c13ff8 02c9d872 00000000 00000000 00000000 00000000 00000000

02085f70: 00000000 00000000 7ffff000 000000c0 00000137 00000000 00000000 00000000

02085f90: 00000000 0000005b 00001802 00000001 fffffffc 00000006 00000003 02c1d208

02085fb0: 0206efd0 02c3ed40 02c3ed4c 02c1d208 02c02804 02c1d208 02c50b40 02c8e8b4

02085fd0: 00000004 02c51448 00000003 02c3ed98 00000064 80000000 00000064 02c3ed98

02085ff0: 00000003 00000003 00000004 00000006

Return addresses in stack:

address : <0x0000a20e> { _activate_task + 0x3e }

address : <0x0000eb22> { _try_to_wake_up + 0x5e }

address : <0x0002f086> { _handle_IRQ_event + 0x4a }

address : <0xffa00352> { _asm_do_IRQ + 0x72 }

frame 1 : <0x02a6dfd8> /* kernel dynamic memory (maybe user-space) */

address : <0x02a6dfec> /* kernel dynamic memory (maybe user-space) */

address : <0xffa008f2> { _system_call + 0x6a }

Follow-ups

--- Bob Liu 2010-08-16 05:32:47

fixed, commit [9083]

-Bob

--- Vivi Li 2010-11-08 22:32:13

OK, close it.

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[#6185] gadget_fs test makes kernel panic in latest trunk(2010)