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Documents [#3882] copy file function cp, after few times consume all memory
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  • +Documents
  • +ad1836: FAQ
  • +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
  • FAQ: [#6170] section mismatches in cifs code(2010)
  • FAQ: [#6173] linphone testing problem(2010)
  • FAQ: [#6190] BF561-EZKIT SMP kernel can not wake up by uart(2010)
  • FAQ: [#6194] libxenomai.so.0 can't be found in xenomai kernel with fdpic mode(2010)
  • FAQ: [#6207] Build error in CTS/RTS testing on board BF548-EZKIT(2010)
  • FAQ: [#6251] pread/pwrite arent decoded correctly by strace(2010)
  • FAQ: [#6253] strace build failed in trunk with outdated toolchain (missing asm/cachectl.h)(2010)
  • FAQ: [#6255] Busybox inetd crashes/rsh noconnet/ssh(2010)
  • FAQ: [#6265] libpng build fails due to not finding zlib(2010)
  • FAQ: [#6271] "nand unlock" is an unsupported command in u-boot update in nand flash(2010)
  • FAQ: [#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
  • FAQ: [#6614] Kernel panic frequently when test sdio mmc on bf518-ezbrd(2011)
  • [#5336] canbus and ppifcd drivers can not be built on BF538-EZKIT
  • +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.
  • FAQ: [#6386] build iproute2 may fail at ifstat.c sometimes in latest trunk(2010)
  • FAQ: [#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
  • FAQ: [#6564] dmacopy test on bf561-ezkit failed at sram_alloc in L1(2011)
  • [#4713] dmacopy tries to test L2 on BF537
  • [#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
  • FAQ: [#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

[#3882] copy file function cp, after few times consume all memory

[#3882] copy file function cp, after few times consume all memory

Submitted By: Jiri Beranek

Open Date

2008-02-02 06:11:16     Close Date

2008-03-17 18:51:35

Priority:

Medium High     Assignee:

Nobody

Status:

Closed     Fixed In Release:

N/A

Found In Release:

N/A     Release:

svn Revision: 6166

Category:

Kernel Functions     Board:

STAMP

Processor:

BF537     Silicon Revision:

0.2

Is this bug repeatable?:

Yes     Resolution:

Rejected

Uboot version or rev.:

svn Revision: 1134     Toolchain version or rev.:

svn Revision: 2170

App binary format:

N/A     

Summary: copy file function cp, after few times consume all memory

Details:

This happen, if I mount mmc card by SPI_MMC driver or by USB-MASS STORAGE.

Copy large data block...

root:/> usb 1-1.3: reset high speed USB device using isp1761 and address 3     

scsi 0:0:0:0: Direct-Access     OTi      CF CARD Reader   2.00 PQ: 0 ANSI: 0 CCS

sd 0:0:0:0: [sda] Attached SCSI removable disk                                 

scsi 0:0:0:1: Direct-Access     OTi      SM CARD Reader   2.00 PQ: 0 ANSI: 0 CCS

sd 0:0:0:1: [sdb] Attached SCSI removable disk                                 

scsi 0:0:0:2: Direct-Access     OTi      SD CARD Reader   2.00 PQ: 0 ANSI: 0 CCS

sd 0:0:0:2: [sdc] 1950720 512-byte hardware sectors (999 MB)                   

sd 0:0:0:2: [sdc] Write Protect is off                                         

sd 0:0:0:2: [sdc] Assuming drive cache: write through                          

sd 0:0:0:2: [sdc] 1950720 512-byte hardware sectors (999 MB)                   

sd 0:0:0:2: [sdc] Write Protect is off                                         

sd 0:0:0:2: [sdc] Assuming drive cache: write through                          

sdc: sdc1 sdc2                                                                

sd 0:0:0:2: [sdc] Attached SCSI removable disk                                 

scsi 0:0:0:3: Direct-Access     OTi      MS CARD Reader   2.00 PQ: 0 ANSI: 0 CCS

sd 0:0:0:3: [sdd] Attached SCSI removable disk                                 

                                                                               

root:/> mount /dev/sdc2 /mnt

root:/> cp -a /mnt/home/ /mnt/testdir/ &                                       

282                                                                            

root:/> free                                                                   

              total         used         free       shared      buffers        

  Mem:        54972        17916        37056            0           72        

root:/> free                                                                   

              total         used         free       shared      buffers        

  Mem:        54972        28504        26468            0          208        

root:/> free                                                                   

              total         used         free       shared      buffers        

  Mem:        54972        33280        21692            0          216        

root:/> free                                                                   

              total         used         free       shared      buffers        

  Mem:        54972        37812        17160            0          288        

root:/> free                                                                   

              total         used         free       shared      buffers        

  Mem:        54972        39576        15396            0          312        

root:/> free                                                                   

              total         used         free       shared      buffers        

  Mem:        54972        44840        10132            0          456        

root:/> free                                                                   

              total         used         free       shared      buffers        

  Mem:        54972        51432         3540            0          456        

root:/> free                                                                   

free: page allocation failure. order:7, mode:0x40d0                            

Hardware Trace:                                                                

   0 Target : <0x000046bc> { _dump_stack + 0x0 }                               

     Source : <0x0002e3e2> { ___alloc_pages + 0x176 }                          

   1 Target : <0x0002e3e2> { ___alloc_pages + 0x176 }                          

     Source : <0x0000dcb6> { _printk + 0x16 }                                  

   2 Target : <0x0000dcb2> { _printk + 0x12 }                                  

     Source : <0x0000db68> { _vprintk + 0x1b8 }                                

   3 Target : <0x0000db5c> { _vprintk + 0x1ac }                                

     Source : <0xffa00d00> { __common_int_entry + 0xd8 }                       

   4 Target : <0xffa00c9e> { __common_int_entry + 0x76 }                       

     Source : <0xffa00ad0> { _return_from_int + 0x58 }                         

   5 Target : <0xffa00ad0> { _return_from_int + 0x58 }                         

     Source : <0xffa00aa6> { _return_from_int + 0x2e }                         

   6 Target : <0xffa00a78> { _return_from_int + 0x0 }                          

     Source : <0xffa00c9a> { __common_int_entry + 0x72 }                       

   7 Target : <0xffa00c98> { __common_int_entry + 0x70 }                       

     Source : <0xffa003ec> { _asm_do_IRQ + 0x68 }                              

   8 Target : <0xffa003e4> { _asm_do_IRQ + 0x60 }                              

     Source : <0x00011da2> { __local_bh_enable + 0x3e }                        

   9 Target : <0x00011d64> { __local_bh_enable + 0x0 }                         

     Source : <0x00011eac> { ___do_softirq + 0x94 }                            

  10 Target : <0x00011ea4> { ___do_softirq + 0x8c }                            

     Source : <0x00011e84> { ___do_softirq + 0x6c }                            

  11 Target : <0x00011e78> { ___do_softirq + 0x60 }                            

     Source : <0x00011f8c> { _tasklet_action + 0x7c }                          

  12 Target : <0x00011f86> { _tasklet_action + 0x76 }                          

     Source : <0x00011f62> { _tasklet_action + 0x52 }                          

  13 Target : <0x00011f60> { _tasklet_action + 0x50 }                          

     Source : <0x0001ba0a> { ___rcu_process_callbacks + 0xb6 }                 

  14 Target : <0x0001ba04> { ___rcu_process_callbacks + 0xb0 }                 

     Source : <0x0001b99a> { ___rcu_process_callbacks + 0x46 }                 

  15 Target : <0x0001b996> { ___rcu_process_callbacks + 0x42 }                 

     Source : <0x0001ba32> { ___rcu_process_callbacks + 0xde }                 

Stack from 01f1bd0c:                                                           

        00000001 0002e3e6 00000000 00000001 000040d0 0378aeac 00000007 000040d0

        00000000 001aea9c 00000000 000240d0 01f1a000 00000000 00000000 00000077

        0002e4b6 00067000 00067000 001f5300 00000000 00000002 00000000 00000000

        000040d0 000040d0 001aea98 000343a8 00000000 001f7600 00000006 00000002

        001f7600 03792ca0 00067fff 65657266 00000000 fffffffe 01f1bf24 00048e80

        0005f732 00000005 00001a70 001f7600 01f1a000 00066464 00000000 00013000

                                                                               

Call Trace:                                                                    

[<0001ffa5>] _ktime_divns+0xc9/0xd0                                            

[<00002978>] _do_rt_sigreturn+0x57c/0x854                                      

[<0000a5e0>] _show_state_filter+0x134/0x154                                    

[<00005963>] _peripheral_free+0x53/0x94                                        

[<00067000>] _sysfs_delete_inode+0x14/0x48                                     

[<00066464>] _rescan_partitions+0x1b4/0x1d8                                    

[<0005be80>] _sys_epoll_ctl+0x84/0x330                                         

[<00003ef3>] _decode_address+0xcf/0x1e4                                        

[<0003b03a>] _search_binary_handler+0x82/0x1c4                                 

[<0003c41e>] _do_execve+0x1b2/0x1f0                                            

[<001c0650>] _inflate_fixed+0xec/0x138                                         

[<001c05ec>] _inflate_fixed+0x88/0x138                                         

[<00017b74>] _sys_rt_sigaction+0x0/0x84                                        

[<00001906>] _sys_execve+0x2e/0x54                                             

[<000018d8>] _sys_execve+0x0/0x54                                              

[<001c0650>] _inflate_fixed+0xec/0x138                                         

[<001c0650>] _inflate_fixed+0xec/0x138                                         

[<001c05ec>] _inflate_fixed+0x88/0x138                                         

[<001c05ec>] _inflate_fixed+0x88/0x138                                         

[<001c05ec>] _inflate_fixed+0x88/0x138                                         

[<00008000>] _dma_disable_irq+0x14/0x6c                                        

[<00002000>] _get_sclk+0x4/0x58                                                

[<001c05a4>] _inflate_fixed+0x40/0x138                                         

[<001c0650>] _inflate_fixed+0xec/0x138                                         

[<001c0641>] _inflate_fixed+0xdd/0x138                                         

[<001c063c>] _inflate_fixed+0xd8/0x138                                         

[<001c05ec>] _inflate_fixed+0x88/0x138                                         

[<001c05ec>] _inflate_fixed+0x88/0x138                                         

[<001c0650>] _inflate_fixed+0xec/0x138                                         

                                                                               

Mem-info:                                                                      

DMA per-cpu:                                                                   

CPU    0: Hot: hi:   18, btch:   3 usd:   1   Cold: hi:    6, btch:   1 usd:   5

Active:379 inactive:11438 dirty:80 writeback:801 unstable:0                    

free:511 slab:729 mapped:0 pagetables:0 bounce:0                              

DMA free:2044kB min:952kB low:1188kB high:1428kB active:1516kB inactive:45752kBo

lowmem_reserve[]: 0 0                                                          

DMA: 5*4kB 5*8kB 6*16kB 3*32kB 8*64kB 4*128kB 1*256kB 1*512kB 0*1024kB 0*2048kBB

14335 pages of RAM                                                             

544 free pages                                                                 

592 reserved pages                                                             

5114 pages shared                                                              

0 pages swap cached                                                            

Allocation of length 421888 from process 290 failed                            

DMA per-cpu:                                                                   

CPU    0: Hot: hi:   18, btch:   3 usd:   1   Cold: hi:    6, btch:   1 usd:   5

Active:379 inactive:11438 dirty:80 writeback:801 unstable:0                    

free:511 slab:729 mapped:0 pagetables:0 bounce:0                              

DMA free:2044kB min:952kB low:1188kB high:1428kB active:1516kB inactive:45752kBo

lowmem_reserve[]: 0 0                                                          

DMA: 5*4kB 5*8kB 6*16kB 3*32kB 8*64kB 4*128kB 1*256kB 1*512kB 0*1024kB 0*2048kBB

Unable to allocate RAM for process text/data, errno 12                         

Undefined instruction                                                          

- May be used to emulate instructions that are not defined for                

   a particular processor implementation.                                      

Deferred Exception context                                                     

CURRENT PROCESS:                                                               

COMM=free PID=290                                                              

TEXT = 0x00000000-0x00000000  DATA = 0x00000000-0x00000000                     

BSS = 0x00000000-0x00000000   USER-STACK = 0x00000000                          

                                                                               

return address: [0x0074de58]; contents of:                                     

0x0074de30:  dca0  0074  2380  0072  dca8  0074  509c  0072                    

0x0074de40:  dcb0  0074  22a0  0072  dcb8  0074  3edc  0072                    

0x0074de50:  0000  0000  0000  0000 [dcc0] 0074  dccc  0074                    

0x0074de60:  0000  0000  dcd4  0074  dcdc  0074  dcf0  0074                    

                                                                               

SEQUENCER STATUS:               Not tainted                                    

SEQSTAT: 00002021  IPEND: 0030  SYSCFG: 0006                                  

  HWERRCAUSE: 0x0                                                              

  EXCAUSE   : 0x21                                                             

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

RETN: <0x01f1c000> /* unknown address */                                      

RETX: <0x0074de58> [ sh + 0x4de58 ]                                           

RETS: <0x0074de50> [ sh + 0x4de50 ]                                           

PC  : <0x0074de58> [ sh + 0x4de58 ]                                           

DCPLB_FAULT_ADDR: <0x00766bcc> [ sh + 0x66bcc ]                                

ICPLB_FAULT_ADDR: <0x0074de58> [ sh + 0x4de58 ]                                

                                                                               

PROCESSOR STATE:                                                               

R0 : 00000000    R1 : 00000004    R2 : 001c05ec    R3 : 00000003              

R4 : 00008a3b    R5 : 00719bc8    R6 : 00000000    R7 : 00766fb8              

P0 : 0000000b    P1 : 0075cf20    P2 : 0075bdb0    P3 : 00000122              

P4 : 00766fa8    P5 : 001c0650    FP : 00766fa4    SP : 01f1bf24              

LB0: 0070c7cf    LT0: 0070c7ce    LC0: 00000000                               

LB1: 00712759    LT1: 00712752    LC1: 00000000                               

B0 : 00000000    L0 : 00000000    M0 : 00000000    I0 : 001c05a4              

B1 : 00000000    L1 : 00000000    M1 : 00000000    I1 : 006ee004              

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

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

A0.w: 00000000   A0.x: 00000000   A1.w: 00000000   A1.x: 00000000              

USP : 00766bd0  ASTAT: 02003025                                                

                                                                               

Hardware Trace:                                                                

   0 Target : <0x000047e0> { _trap_c + 0x0 }                                   

     Source : <0xffa0076c> { _exception_to_level5 + 0xb4 }                     

   1 Target : <0xffa006b8> { _exception_to_level5 + 0x0 }                      

     Source : <0xffa00614> { _ex_trap_c + 0x5c }                               

   2 Target : <0xffa005b8> { _ex_trap_c + 0x0 }                                

     Source : <0xffa0080c> { _trap + 0x28 }                                    

   3 Target : <0xffa007e4> { _trap + 0x0 }                                     

     Source : <0x0074de56> [ sh + 0x4de56 ]                                    

   4 Target : <0x0074de50> [ sh + 0x4de50 ]                                    

     Source : <0x0072305a> [ sh + 0x2305a ]                                    

   5 Target : <0x00723052> [ sh + 0x23052 ]                                    

     Source : <0x00723022> [ sh + 0x23022 ]                                    

   6 Target : <0x0072300c> [ sh + 0x2300c ]                                    

     Source : <0x00722f50> [ sh + 0x22f50 ]                                    

   7 Target : <0x00722f44> [ sh + 0x22f44 ]                                    

     Source : <0x00701f8c> [ sh + 0x1f8c ]                                     

   8 Target : <0x00701f86> [ sh + 0x1f86 ]                                     

     Source : <0x00701f9a> [ sh + 0x1f9a ]                                     

   9 Target : <0x00701f92> [ sh + 0x1f92 ]                                     

     Source : <0x007037bc> [ sh + 0x37bc ]                                     

  10 Target : <0x007037ac> [ sh + 0x37ac ]                                     

     Source : <0x00701f8e> [ sh + 0x1f8e ]                                     

  11 Target : <0x00701f8e> [ sh + 0x1f8e ]                                     

     Source : <0x00701f82> [ sh + 0x1f82 ]                                     

  12 Target : <0x00701f7a> [ sh + 0x1f7a ]                                     

     Source : <0xffa00d00> { __common_int_entry + 0xd8 }                       

  13 Target : <0xffa00c9e> { __common_int_entry + 0x76 }                       

     Source : <0xffa00ec4> { _evt_system_call + 0x64 }                         

  14 Target : <0xffa00ec4> { _evt_system_call + 0x64 }                         

     Source : <0xffa00994> { _system_call + 0xb8 }                             

  15 Target : <0xffa00990> { _system_call + 0xb4 }                             

     Source : <0xffa00980> { _system_call + 0xa4 }                             

Stack from 01f1bf04:                                                           

        ffffe000 ffa00770 001aafcc 001aafcc 001aafc8 00000003 00000001 00034cb4

        0074de58 00000030 00002021 00000000 01f1c000 0074de58 0074de58 0074de50

        00000000 02003025 00712759 0070c7cf 00712752 0070c7ce 00000000 00000000

        00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

        00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

        00000000 00000000 006ee004 001c05a4 00766bd0 00766fa4 001c0650 00766fa8

                                                                               

Call Trace:                                                                    

[<00008a3b>] _blackfin_icache_dcache_flush_range+0x1f/0x2c                     

[<001c05ec>] _inflate_fixed+0x88/0x138                                         

                                                                               

Illegal instruction                                                            

root:/>

Follow-ups

--- Robin Getz                                               2008-02-04 12:06:58

This is well known, and expected behavior. Page cache fills up.

Try something like

echo 30 > proc/sys/vm/pagecache_ratio

-Robin

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