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Documents [#3813] On BF537-STAMP, install ad1836 and SPI module, then remove ad1836 module, kernel will crash
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  • +Documents
  • -ad1836: FAQ
    • [#3811] On BF537-STAMP with AD1836, it fails to record wav audio with particular settings by alsa lib tool
    • [#3813] On BF537-STAMP, install ad1836 and SPI module, then remove ad1836 module, kernel will crash
    • [#5987] Can not detect spimmc when ad1836 is also installed on bf537-stamp(2010)
    • [#6002] Can not detect ad1836 on bf533-stamp in latest trunk(2010)
  • +ad1938: FAQ
  • +ad1939: FAQ
  • +AD5280: FAQ
  • +ad73311: FAQ
  • +adau1361: FAQ
  • +adau1371: FAQ
  • +adau1373: FAQ
  • +adau1761: FAQ
  • +adp5588-gpio: FAQ
  • +adv7393: FAQ
  • +ADXL34x: FAQ
  • +bf518-ezbrd: FAQ
  • +bf518: FAQ
  • +bf51x: FAQ
  • +bf526-ezbrd: FAQ
  • +bf527-ezkit: FAQ
  • +bf533-stamp/ezkit: FAQ
  • +bf533: FAQ
  • +bf538-ezkit: FAQ
  • +bf548-ezkit: FAQ
  • +BF54x: FAQ
  • +bf561-ezkit: FAQ
  • +bf5xx: FAQ
  • +bfin-mac driver: FAQ
  • +bfin-uclinux-gdb: FAQ
  • +bfin_can.c: FAQ
  • +Blackfin: FAQ
  • +bluetooth: FAQ
  • +Build kernel: FAQ
  • +Build: FAQ
  • +cfcard test: FAQ
  • [#6170] section mismatches in cifs code(2010)
  • [#6173] linphone testing problem(2010)
  • [#6190] BF561-EZKIT SMP kernel can not wake up by uart(2010)
  • [#6194] libxenomai.so.0 can't be found in xenomai kernel with fdpic mode(2010)
  • [#6207] Build error in CTS/RTS testing on board BF548-EZKIT(2010)
  • [#6251] pread/pwrite arent decoded correctly by strace(2010)
  • [#6253] strace build failed in trunk with outdated toolchain (missing asm/cachectl.h)(2010)
  • [#6255] Busybox inetd crashes/rsh noconnet/ssh(2010)
  • [#6265] libpng build fails due to not finding zlib(2010)
  • [#6271] "nand unlock" is an unsupported command in u-boot update in nand flash(2010)
  • [#6272] After update u-boot in spi flash, BF548-EZKIT can not boot from spi flash(2010)
  • +gadget fs bulk: FAQ
  • +gadget zero bulk: FAQ
  • +gadget zero control: FAQ
  • +Kernel xip: FAQ
  • +ltp test: FAQ
  • +microwin test: FAQ
  • +MPU kernel: FAQ
  • +Sl811-hcd.c USB: FAQ
  • +SPORT channel: FAQ
  • +trunk head kernel: FAQ
  • +usb otg driver: FAQ
  • +zlib: FAQ
  • +Illegal i2c: FAQ
  • +isp1362-hcd: FAQ
  • +Kernel: FAQ
  • +KGDBOE: FAQ
  • [#4646] Varittronix LCD driver mixes blue and Red
  • +serial driver: FAQ
  • +sigma firmware: FAQ
  • +spi transaction: FAQ
  • +strace FAQ
  • [#4787] [ltp] LTP test case shmctl01 failed in trunk for ltp-full-20081130
  • +tiff-4.0.0beta4: FAQ
  • [#5264] ping packet size test will fail for gadget ethernet test with DMA mode
  • +USBHOST: FAQ
  • +USB_EP_NI7_RXINTERVAL: FAQ
  • [#5257] Build usb gadget driver with DMA mode will fail
  • [#4708] Blackfin irda build fails for bf533-stamp
  • [#4735] unaligned accesses in qt webkit
  • [#5168] build cpufrequtils into fdpic format has error
  • [#5321] modprobe i2c lcd on bf533 stamp wait long time
  • [#4922] unwanted sound comes up after g_audio module is installed on BF548 and BF527
  • [#5176] app cpufrequtils in Blackfin app programs fails to build in FDPIC
  • [#5237] musb driver is broken after linux-2.6.30 update
  • [#5255] ping target board sometimes get wrong data byte for gadget ethernet pio mode
  • [#5336] canbus and ppifcd drivers can not be built on BF538-EZKIT
  • [#6614] Kernel panic frequently when test sdio mmc on bf518-ezbrd(2011)
  • +SPI driver: FAQ
  • [#4714] the first time to build mtd-utils will fail in trunk
  • [#5524] drivers/video/bfin_adv7393fb.c build fails in 2.6.31 due to old i2c usage
  • [#5525] drivers/video/bf537-lq035.c build fails in 2.6.31 due to old i2c usage
  • [#5399] no sound when record in board and listen in PC for linphone test of ad1836 on bf533-stamp
  • [#5458] Drivers Serial:bfin_5xx:ttyBFx fails to generate resume from standby
  • [#4647] build samba fails on trunk now for redefinition in fcntl.h
  • [#5526] ip0x board has broken UART defines after resource reorganization
  • [#5527] drivers/media/video/blackfin/blackfin_cam.c build fails in 2.6.31 due to old i2c usage
  • [#5352] bfin_sport.c setup 2D DMA
  • [#5528] fs/binfmt_elf_fdpic.c build fails when CONFIG_ELF_CORE is enabled in 2.6.31
  • [#5464] isram_write() seems to be busted
  • [#5376] mmap05 sometimes can not pass when MPU
  • [#5534] run aplay/arecord will make system panic after kernel upgraded to 2.6.31
  • [#5361] Microwin (nanox) failed on trunk using AD7897 touch screen
  • [#5544] Sport uart TX stop waiting loop is too long to block RX interrupt in PIO mode when do duplex communication
  • [#5363] spi mmc is not supported in bf533-stamp
  • [#5550] fail to flash ubifs.img to nand
  • [#5470] build xenomai fails for no switchbench
  • [#5437] mathtest fails to compile
  • [#5551] SPI message lost when bus locked
  • [#5370] alsa tool fails to work after wake up from mem in bf537-stamp with ad1836 (can't resolve symbol)
  • [#5561] [ltp ]Kernel dump info when run ltp test cases access02, chown03, fchmod06, fchown03, fchown04
  • [#5377] amixer fail to run on ad1836 audio driver on BF537-STAMP
  • [#5475] build mkfs.ubifs on trunk head fails
  • [#5562] [ltp]some ltp test case is broken for getipckey and getcwd
  • [#5487] build usb.c fail in testsuites/usbdev/ test at asm/swab.h
  • [#5489] t2/t4 failed in gadget zero bulk test with dma mode
  • [#5567] build nand for bf537 fails on trunk
  • [#5494] Run tftlcd test case in bf548-ezkit, kernel crashed at the end
  • [#4879] traps test case 21 exception 0x3f: l1_instruction_access would make kernel panic on bf533 stamp
  • [#5568] Framebuffer DMA Error!!
  • [#5515] 4 more trap cases fails on bf533
  • [#5379] run scratchpad case sometimes would fail
  • [#5519] pushing Blackfin serial resources to boards broke many boards
  • [#5389] build pictureflow fails at branch head
  • [#5531] Usb SL811 failed on uclinux2009r1-rc6 on bf532 board.
  • [#5523] Blackfin MUSB build fails after update to 2.6.31
  • [#5391] For ad1836 and ad1981b, sometimes sound shakes at the end
  • [#5404] build kernel with 0x2000 as BOOT_LOAD address sometimes would fails at build-busybox-1.13.4
  • [#5469] CPU hardly idles anymore in svn trunk
  • [#5695] Build bf537-stamp fails at ad73322 for the latest trunk
  • [#5702] build xenomai into fdpic format fails for no libnative.so
  • [#5427] ircp failed on bf533-stamp
  • [#5708] Kernel can not boot up when spimmc driver is interrupt drivern in PIO mode
  • [#5711] gfortran case default_format_1.exe fails on 09r1 kernel but pass on trunk head
  • [#5712] I2C client drivers using dev_pm_ops fail to receive suspend/resume callbacks
  • [#5715] libpcap fails to compile in trunk
  • [#5589] STLport build fails
  • [#5724] SPORT driver crash on reload
  • [#5449] bfin_sdh doesn't save and restore peripheral context upon resume
  • [#5580] GPIO pin not reserved for CTS function on SPORT-UART driver
  • [#5521] trunk head build fails at ipc/shm.c
  • [#5636] generic gpio works on bf533 in the opposite way
  • [#5637] Kernel crashed when arecord and aplay on bf537-stamp with SoC I2S audio
  • [#5647] SPI driver bus_unlock() does not schedule postponed SPI messages
  • [#5683] build nand fails for format error
  • [#5689] while two or multi spi devices use gpio cs, spi setup will fail
  • [#5558] bfin mac multi-cast sending fails to work
  • [#5816] PREEMPT_RT: cyclic test stalls in some test mode
  • [#5824] some kernel modules fail to link due to losing strcpy in trunk head
  • [#5707] error in user/procps/Makefile
  • [#5841] [ltp] ltp test case shmctl01/semctl01 can not execute
  • [#5605] Build bf537-stamp fail at bf5xx-i2s.c in latest trunk
  • [#5614] With latest toolchain in trunk, fail to build some apps and libs at fork
  • [#5625] Build microwin app fails in trunk with 4.3 toolchain
  • [#5626] Build lib mad fail at option "-fforce-mem" with gcc 4.3
  • [#5722] bfin_sport_spi broken by cs_gpio changes
  • [#5627] fail to control gpio used by led and button through /sys/class/gpio/
  • [#5927] PR bit other than RAF bit in EMAC OPMODE register should be set for promisuous mode in bfin_mac driver
  • [#5727] build e2fsprogs-1.41.12 fail sometimes because of compiling order
  • [#5631] Build lib confuse failed with gcc 4.3 toolchain
  • [#5759] fix build for pwlib
  • [#5651] Build lirc failed at missing files
  • [#5931] Trying to compile CAN4LINUX for BF537-STAMP board but compilation is failing
  • [#5656] Build iproute2 fails at trunk for dlfcn.h when built as FLAT
  • [#5743] sound/soc/blackfin/bf5xx-ad1938.c build fails after 2.6.32 upgrade
  • [#5801] No interrupt occurs when reconnect gadget device in OTG mode.
  • [#5657] [ltp] ltp test case mount03/umount03 fail with error of "No such device"
  • [#5808] mmc configuration error in make config
  • [#5804] bf531: ethernet not working when switching to 2009R1
  • [#5810] initial sp is given wrong value and INIT_TASK_DATA is not linked into data
  • [#6335] Build xip failed in fdpic format when xenomai is enabled
  • [#7224] undifined variable x25_address in ./user/net-tools/lib/x25_src.c
  • [#5598] bluez-utils has parallel build issues with parser.h
  • [#5668] Fail to build app bluez-utils
  • [#7251] Blackfin SPI driver doesn't handle repeated changes in CPOL, CPHA and LSBF correctly
  • [#5767] In 09r1.1 branch, all ltp test cases show stack overflow in bf561 SMP kernel
  • [#5684] touching keypad on bf548 will make system dead and restart
  • [#7287] Can not build usb.c with libaio
  • [#5687] SPI read/write be wrong after suspend to memory and resume
  • [#7315] [ltp] ltp test case getrusage04 from ltp-full-20120903 fails in trunk
  • [#7328] Fail to compile pthread_test after toolchain update
  • [#5876] Repeating rsh/rcp causes error "poll: protocol failure in circuit setup"
  • [#7329] Fail to compile netperf after toolchain update
  • [#7333] Test dll fails to run after toolchain update
  • [#5741] adau1371 and adau1761 fail to build after 2.6.32 upgrade
  • [#7337] [ltp] ltp test case mount02 fails in ltp-full-20120903
  • [#7338] [ltp] ltp test case mount03 fails in ltp-full-20120903
  • [#5821] Fail to build pngview on regression machines with suse 10.2
  • [#5900] hardware single stepping in userspace does not handle syscalls correctly
  • [#5659] [ltp] ltp test case eventfd01 fail
  • [#7339] [ltp] can not apply patch of lchown02 in ltp-full-20101031 to ltp-full-20120903
  • [#7343] [ltp] LTP test case chdir04 fails in ltp-full-20120903
  • [#7396] build netperf fails for undefined reference to `___CPU_ZERO'
  • [#7483] bfin_sport driver does not work well in TDM DMA mode
  • [#7506] Dropbear does not build
  • [#5757] drop USER_SQUASHFS_MKSQUASHFS7Z as squashfs 4.0 does not support 7z anymore
  • [#5758] fix build for libopenh323
  • [#5833] trap test running on the second core of bf561 has serveral fails
  • [#5755] romfs target fails for lib/pwlib
  • [#5760] fix asterisk build
  • [#5756] romfs target fails for lib/libopenh323
  • [#5877] SPI transmit cs_change flag not properly handled
  • [#5939] bfin-can fails to build after linux-2.6.33 upgrade
  • [#5879] GPIO controlled slave request may fail when bfin_spi_setup() gets executed twice
  • [#5774] [ltp]ltp test case will be killed by oom-killer on bf533-ezkit in 09r1 branch occasionally
  • [#5894] BF527 uImage Flashing issue(Copy to Flash... Flash not Erased)
  • [#5941] links fails in trunk due to using fork()
  • [#5942] build usb host fail when remove anomaly 456 for BF526-EZBRD
  • [#7250] On bfin ppi test, it fails to quit from slave when send "q" from master
  • [#7379] Fail to build alsa lib in latest trunk with upgraded toolchain
  • [#5792] enc28j60 spi net fails to ping with host on trunk head kernel
  • [#4436] BF527-EZKIT unable to receive large files over UART in DMA mode
  • [#4764] Kernel prints warning when booting from jffs2 rootfs in nor flash on bf548-ezkit
  • [#5903] Impossible to work properly with two or more SPI slave devices using spi_bfin5xx driver.
  • [#6386] build iproute2 may fail at ifstat.c sometimes in latest trunk(2010)
  • [#6331] There is error in adau1371 audio testing on bf527-ezkit(2010)
  • [#5933] BF561-EZKIT SMP kernel can not wake up from standby mode by uart interrupt
  • [#4713] dmacopy tries to test L2 on BF537
  • [#6564] dmacopy test on bf561-ezkit failed at sram_alloc in L1(2011)
  • [#4997] ppitest fails for bfin_ppi driver on bf537
  • [#5940] lynx fails in trunk due to using fork()
  • [#4104] Format usbdisk failed with mke2fs in trunk
  • [#6578] iccutils build fails at scalar.c(2011)
  • [#3883] ftp server crash after connetion or chdir with MidnightCommander4.6.1
  • [#4697] kernel crash on bf533-stamp/bf533-ezkit after config IP for ethernet port
  • [#4050] xip test case failed in BF548-EZKIT
  • [#3991] mmc_spi not working out of the box.
  • [#3996] dhcpcd not stable on BF548-EZKIT
  • [#5136] Linphone: Can't hear each other and "Data access misaligned address violation"
  • [#5214] trunk applications don't build with trunk toolchain due to missing fork()
  • [#4055] top (busybox) crashs
  • [#5162] Linphone: Data access misaligned address
  • [#4992] bfin_sdh fails to build for BF514/BF516
  • [#5570] reboot on bf527-ezkit with nand and ubifs enabled fails
  • [#4955] 548 SDH: netperf, iperf triggers libertas error
  • [#5522] Lib DirectFB-1.4.0 crashes when run DirectFB demo on SVN trunk
  • [#3882] copy file function cp, after few times consume all memory
  • [#4773] BF527 usb-ide hard disk error

[#3813] On BF537-STAMP, install ad1836 and SPI module, then remove ad1836 module, kernel will crash

[#3813] On BF537-STAMP, install ad1836 and SPI module, then remove ad1836 module, kernel will crash

Submitted By: Vivi Li

Open Date

2008-01-04 01:51:14     Close Date

2008-02-20 07:50:52

Priority:

Medium     Assignee:

Cliff Cai

Status:

Closed     Fixed In Release:

N/A

Found In Release:

N/A     Release:

Category:

N/A     Board:

N/A

Processor:

N/A     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Fixed

Uboot version or rev.:

    Toolchain version or rev.:

toolchain 4.1-2007_Oct_07

App binary format:

N/A     

Summary: On BF537-STAMP, install ad1836 and SPI module, then remove ad1836 module, kernel will crash

Details:

Build kernel with ad1836 driver and SPI controller driver as module.

On BF537-STAMP, install ad1836 and SPI module, then remove ad1836 module. Kernel will crash.

Config file is attached.

----

## Starting application at 0x00178000 ...

Linux version 2.6.22.15-ADI-2007R2-pre-svn4075 (test@uclinux51-ad9960-ad1836) (gcc version 4.1.2 (ADI svn)) #57 Thu Jan 3 168

Hardware Trace Active and Enabled

Warning: limiting memory to 56MB due to hardware anomaly 05000263

Recovering from Watchdog event

Blackfin support (C) 2004-2007 Analog Devices, Inc.

Compiled for ADSP-BF537 Rev 0.2

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

Processor Speed: 500 MHz core clock and 100 MHz System Clock

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

  text      = 0x00001000-0x00116380

  rodata    = 0x00117000-0x001659ec

  data      = 0x00166000-0x00178000

    stack   = 0x00166000-0x00168000

  init      = 0x00178000-0x0045c000

  bss       = 0x0045c000-0x0046bbd0

  available = 0x0046bbd0-0x037ff000

  DMA Zone  = 0x03f00000-0x04000000

Instruction Cache Enabled

Data Cache Enabled (write-through)

Built 1 zonelists.  Total pages: 14224

Kernel command line: root=/dev/mtdblock0 rw ip=10.100.4.50:10.100.4.174:10.99.22.174:255.255.255.0:BF537:eth0:off

Configuring Blackfin Priority Driven Interrupts

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

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

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

Physical pages: 37ff

Memory available: 52168k/64104k RAM, (2960k init code, 1108k kernel code, 62k data, 1024k dma)

Blackfin Scratchpad data SRAM: 4 KB

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

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

Blackfin Instruction SRAM: 48 KB (39 KB free)

Security Framework v1.0.0 initialized

Mount-cache hash table entries: 512

NET: Registered protocol family 16

Blackfin GPIO Controller

Blackfin DMA Controller

stamp_init(): registering device resources

Generic PHY: Registered new driver

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

io scheduler noop registered

io scheduler anticipatory registered (default)

io scheduler cfq registered

Dynamic Power Management Controller Driver v0.1: major=10, minor = 254

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

Serial: Blackfin serial driver

bfin-uart.1: ttyBF0 at MMIO 0xffc00400 (irq = 18) is a BFIN-UART

RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize

SMSC LAN83C185: Registered new driver

bfin_mac_mdio: probed

bfin_mac: attached PHY driver [SMSC LAN83C185] (mii_bus:phy_addr=0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=19)@sclk=100MHz)

bfin_mac: Version 1.1, Blackfin BF53[67] BF527 on-chip Ethernet MAC driver

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

Advanced Linux Sound Architecture Driver Version 1.0.12rc1 (Thu Jun 22 13:55:50 2006 UTC).

ALSA device list:

  No soundcards found.

TCP cubic registered

NET: Registered protocol family 1

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting the system clock to 1970-01-01 00:33:24 (2004)

IP-Config: Gateway not on directly connected network.

Freeing unused kernel memory: 2960k freed

dma_alloc_init: dma_page @ 0x00459000 - 256 pages at 0x03f00000

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       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 v1.4.1 (2008-01-03 16:22:14 CST) Built-in shell (msh)

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

root:~>

root:~> modprobe spi_bfin5xx; modprobe snd-ad1836

bfin-spi bfin-spi.0: Blackfin BF5xx on-chip SPI Contoller Driver, Version 1.0, regs_base@ffc00500, dma channel@7

root:~> tone

TONE: generating sine wave at 1000 Hz...

root:~> lsmod

Module                  Size  Used by

snd_ad1836             16296  0

spi_bfin5xx             9120  0

root:~> rmmod snd_ad1836

NULL pointer access (probably)

Kernel OOPS in progress

Defered Exception context

CURRENT PROCESS:

COMM=rmmod PID=123

TEXT = 0x03180000-0x031d6dc8  DATA = 0x00330dc8-0x0033c0d4

BSS = 0x0033c0d4-0x00380000   USER-STACK = 0x0039feb0

return address: [0x0009e78a]; contents of:

0x0009e760:  6f46  3208  3229  3046  6480  b130  b170  3076

0x0009e770:  e140  0009  e100  e7ac  6466  b128  b16e  bca9

0x0009e780:  e50a  0053  6005  b0f5  3041 [e512] 0026  0062

0x0009e790:  0c00  3038  1404  3006  e303  b5d8  6cc6  0127

SEQUENCER STATUS:

SEQSTAT: 00000027  IPEND: 8030  SYSCFG: 0006

  HWERRCAUSE: 0x0

  EXCAUSE   : 0x27

  physical IVG15 asserted : <0xffa011c8> { _evt_system_call + 0x0 }

  logical irq   6 mapped  : <0xffa00250> { _timer_interrupt + 0x0 }

  logical irq  18 mapped  : <0x00091f10> { _bfin_serial_dma_rx_int + 0x0 }

  logical irq  19 mapped  : <0x00091cfc> { _bfin_serial_dma_tx_int + 0x0 }

  logical irq  24 mapped  : <0x0009b5d0> { _bf537mac_interrupt + 0x0 }

RETE: <0x00000000> /* Maybe null pointer? */

RETN: <0x0321fc8c> /* unknown address */

RETX: <0x0009e78a> { _spi_sync + 0x2e }

RETS: <0x0032410e> { :snd_ad1836:_ad1836_spi_write + 0x7a }

PC  : <0x0009e78a> { _spi_sync + 0x2e }

DCPLB_FAULT_ADDR: <0x00000098> /* Maybe null pointer? */

ICPLB_FAULT_ADDR: <0x0009e78a> { _spi_sync + 0x2e }

PROCESSOR STATE:

R0 : 0379fe60    R1 : 0321fcc4    R2 : 0321fcb8    R3 : 00000068

R4 : 03188850    R5 : 00000000    R6 : 0321fc98    R7 : 0000103f

P0 : 0379fbc0    P1 : 0379fe60    P2 : 00000000    P3 : 00452000

P4 : 00452000    P5 : 0321fcc4    FP : 0321fe3c    SP : 0321fbb0

LB0: 0007ea66    LT0: 0007ea5e    LC0: 00000000

LB1: 000aab8e    LT1: 000aab8e    LC1: 00000000

B0 : 00000000    L0 : 00000000    M0 : 00000000    I0 : 037dbc88

B1 : 00000000    L1 : 00000000    M1 : 00000000    I1 : 030fbc58

B2 : 00000000    L2 : 00000000    M2 : 00000000    I2 : ffff2a5b

B3 : 00000000    L3 : 00000000    M3 : 00000000    I3 : 00000000

A0.w: 0000006d   A0.x: 00000000   A1.w: 0000006d   A1.x: 00000000

USP : 0039fdc0  ASTAT: 02002000

Hardware Trace:

   0 Target : <0x000047ac> { _trap_c + 0x0 }

     Source : <0xffa00ad4> { _exception_to_level5 + 0xb4 }

   1 Target : <0xffa00a20> { _exception_to_level5 + 0x0 }

     Source : <0xffa00978> { _ex_trap_c + 0x5c }

   2 Target : <0xffa0091c> { _ex_trap_c + 0x0 }

     Source : <0xffa007a4> { _ex_workaround_261 + 0x1c }

   3 Target : <0xffa00788> { _ex_workaround_261 + 0x0 }

     Source : <0xffa00b74> { _trap + 0x28 }

   4 Target : <0xffa00b4c> { _trap + 0x0 }

     Source : <0xffa008be> { _bfin_return_from_exception + 0xe }

   5 Target : <0xffa008b0> { _bfin_return_from_exception + 0x0 }

     Source : <0xffa0079a> { _ex_workaround_261 + 0x12 }

   6 Target : <0xffa00788> { _ex_workaround_261 + 0x0 }

     Source : <0xffa00b74> { _trap + 0x28 }

   7 Target : <0xffa00b4c> { _trap + 0x0 }

     Source : <0x0009e788> { _spi_sync + 0x2c }

   8 Target : <0x0009e75c> { _spi_sync + 0x0 }

     Source : <0x0032410c> { :snd_ad1836:_ad1836_spi_write + 0x78 }

   9 Target : <0x00324094> { :snd_ad1836:_ad1836_spi_write + 0x0 }

     Source : <0x00325822> { :snd_ad1836:_bf53x_sport_config_rx_dma + 0x6b6 }

  10 Target : <0x003257fc> { :snd_ad1836:_bf53x_sport_config_rx_dma + 0x690 }

     Source : <0x0032584e> { :snd_ad1836:_bf53x_sport_config_rx_dma + 0x6e2 }

  11 Target : <0x00325834> { :snd_ad1836:_bf53x_sport_config_rx_dma + 0x6c8 }

     Source : <0x00325b8c> { :snd_ad1836:_bf53x_sport_config_rx_dma + 0xa20 }

  12 Target : <0x00325b7c> { :snd_ad1836:_bf53x_sport_config_rx_dma + 0xa10 }

     Source : <0x00004cd0> { _dma_free_coherent + 0x68 }

  13 Target : <0x00004cb0> { _dma_free_coherent + 0x48 }

     Source : <0x00004cb6> { _dma_free_coherent + 0x4e }

  14 Target : <0x00004cb0> { _dma_free_coherent + 0x48 }

     Source : <0x00004cb6> { _dma_free_coherent + 0x4e }

  15 Target : <0x00004cb0> { _dma_free_coherent + 0x48 }

     Source : <0x00004cb6> { _dma_free_coherent + 0x4e }

Stack from 0321fb90:

        0321fbb4 ffa00ad8 0016a788 0016a788 0016a784 0321fc1c 00000008 00000000

        0009e78a 00008030 00000027 00000000 0321fc8c 0009e78a 0009e78a 0032410e

        0379fe60 02002000 000aab8e 0007ea66 000aab8e 0007ea5e 00000000 00000000

        0000006d 00000000 0000006d 00000000 00000000 00000000 00000000 00000000

        00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

        00000000 ffff2a5b 030fbc58 037dbc88 0039fdc0 0321fe3c 0321fcc4 00452000

Call Trace:

[<0000103f>] _init_post+0x27/0xc0

[<000628dc>] _remove_proc_entry+0xc8/0x138

[<0032410e>] _ad1836_spi_write+0x7a/0x84 [snd_ad1836]

[<0000103f>] _init_post+0x27/0xc0

[<00002fff>] _do_signal+0x3db/0xd74

[<000aabac>] _snd_ctl_remove+0x64/0x90

[<0009e7ac>] _spi_complete+0x0/0x4

[<00325824>] _bf53x_sport_config_rx_dma+0x6b8/0xca8 [snd_ad1836]

[<000af286>] _snd_pcm_free+0x56/0x68

[<000a103f>] _input_ff_create+0x7b/0x144

[<00325850>] _bf53x_sport_config_rx_dma+0x6e4/0xca8 [snd_ad1836]

[<003257fc>] _bf53x_sport_config_rx_dma+0x690/0xca8 [snd_ad1836]

[<00001000>] _run_init_process+0x0/0x18

[<000abf9c>] _snd_device_free+0x58/0xa4

[<00002000>] _get_sclk+0x2c/0x58

[<000ac032>] _snd_device_free_all+0x4a/0x50

[<001157cc>] _mutex_lock+0xc/0x40

[<000a897e>] _snd_card_do_free+0x1a/0xcc

[<000a899e>] _snd_card_do_free+0x3a/0xcc

[<000a9384>] _snd_card_free+0xc/0x84

[<000a93f0>] _snd_card_free+0x78/0x84

[<00324456>] _bf53x_sport_done+0x9e/0x1a0 [snd_ad1836]

[<00324456>] _bf53x_sport_done+0x9e/0x1a0 [snd_ad1836]

[<00007c34>] _free_dma+0x0/0xb4

[<00114844>] _klist_del+0x10/0x2c

[<00325f56>] _snd_ad1836_spi_probed+0x142/0xa34 [snd_ad1836]

[<00094b88>] ___device_release_driver+0x38/0x90

[<00094bb6>] ___device_release_driver+0x66/0x90

[<00093fea>] _device_remove_attrs+0x26/0x3c

[<00095064>] _device_release_driver+0x3c/0x7c

[<00094494>] _bus_remove_device+0x48/0x8c

[<0009449e>] _bus_remove_device+0x52/0x8c

[<000944ac>] _bus_remove_device+0x60/0x8c

[<000040d0>] _show_regs+0xf8/0x364

[<00092a6a>] _device_del+0x17a/0x2c0

[<00092a70>] _device_del+0x180/0x2c0

[<000965a2>] _platform_device_del+0x12/0x60

[<00001000>] _run_init_process+0x0/0x18

[<00001000>] _run_init_process+0x0/0x18

[<000968f4>] _platform_device_unregister+0xc/0x18

[<00041400>] _do_ioctl+0x48/0x4c

[<00326860>] _cleanup_module+0x18/0x30 [snd_ad1836]

[<0002695a>] _sys_delete_module+0x142/0x1e8

[<00026992>] _sys_delete_module+0x17a/0x1e8

[<00001fff>] _get_sclk+0x2b/0x58

[<00003633>] _do_signal+0xa0f/0xd74

[<00026818>] _sys_delete_module+0x0/0x1e8

[<0000fffe>] _do_exit+0x402/0x760

[<0018bbaa>] _bfin_serial_console_setup+0x76/0x124

[<00008000>] __l1_sram_alloc+0x4c/0x94

[<0018bbaa>] _bfin_serial_console_setup+0x76/0x124

[<0018bbaa>] _bfin_serial_console_setup+0x76/0x124

Kernel panic - not syncing: Kernel exception

----

Follow-ups

--- Cliff Cai                                                2008-01-16 03:20:06

All hardware activities have stopped in snd_ad1836_remove ,no hardware operation

is allowed any more.

--- Vivi Li                                                  2008-02-20 07:50:51

OK. Close it.

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File Name     File Type     File Size     Posted By

config.power    text/plain    28741    Vivi Li

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