This comes from a fox board with a gprs usb modem, 4port hub and 1
serial/usb converter.

Any ideas about how to solve this? After these error fox board is blocked
and need to power off.

 

crisv10_irq warn: 3rd error for epid:8 (in bulk) URB:0xc04496e0[391433]

usb 1-1: USB disconnect, address 2

usb 1-1: new full speed USB device using hc-crisv10 and address 5

cdc_acm 1-1:1.0: ttyACM0: USB ACM device

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

drivers/usb/host/hc-crisv10.c: Got epid_attn for INVALID_EPID or DUMMY_EPID
(31).

pl2303 ttyUSB0: pl2303_open - failed submitting read urb, error -22

Unable to handle kernel NULL pointer dereference at virtual address 00000000

Oops: 0000

 

Stack from 9feed680:

       356d6ba0 00080ed8 00000002 00080a28 35567388 9feedea4 356dab78
00000005

       00000000 000008bb 00000000 00000000 000a0000 00000000 00000000
00000000

       00088cae 00000000 05000000 00000000 bb000000 00000008 00000000
00000000

Call Trace:

Stack from c0b2ddc0:

       c0005f54 c0b2deac c00046b0 c0005cba c0b2deac 35567440 c0b2deac
c0c353e0

       00000000 c0b75e5c c0b2deac c00047aa c0484230 c0005472 c0a9e000
9feed69c

       c0bb8da0 00000030 c0d7a000 00001035 00000000 00000000 c0b2df50
00030001

Call Trace: [<c0005f54>] [<c00046b0>] [<c0005cba>] [<c00047aa>] [<c0005472>]
[<c0052ee4>] [<c0057aec>]

       [<c004b7d4>] [<c0016224>] [<c000976a>] [<c0005a88>] [<c00fab20>]
[<c00aa7d0>] [<c00fab66>] [<c00aa7d0>]

       [<c004ecc2>] [<c004effa>] [<c004f030>] [<c0005906>]

 

 

Decoding the oops i have 

/usr/bin/nm: os/linux/vmlinux: Invalid bfd target

Error (pclose_local): read_nm_symbols pclose failed 0x100

Warning (read_vmlinux): no kernel symbols in vmlinux, is os/linux/vmlinux a
valid vmlinux file?

 

1 warning and 1 error issued.  Results may not be reliable.

Decoding

objdump-cris: oops.code: no symbols

 

oops.code:     file format binary

 

Disassembly of section .data:

 

Disassembly of os/linux/vmlinux

PC = 0x

Ooops in function c1000000 A dram_end

 

os/linux/vmlinux:     file format elf32-cris

 

 

but I don't know if its reliable because it's the first time I try to decode
an oops :-)

 

Any ideas about how to solve it?

 

-------------------------------------------------------

Acquistapace Yuri

Senior Programmer

MediaWebView s.r.l.

Office: +39.0341.288136

Fax: +39.0341.373104

e-mail: [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> 

 



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