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SubjectRe: [OOPS] 2.2.19 USB and Digianswer/Tektronix sniffer

And of course the olibgatory self-followup...

usb-uhci.c: USB UHCI at I/O 0x1080, IRQ 9
usb-uhci.c: Detected 2 ports
usb.c: new USB bus registered, assigned bus number 1
usb.c: USB new device connect, assigned device number 1
hub.c: USB hub found
hub.c: 2 ports detected
usb.c: USB new device connect, assigned device number 2
usb-uhci.c: interrupt, status 2, frame# 879
usb-uhci.c: interrupt, status 2, frame# 881
usb-uhci.c: interrupt, status 2, frame# 883
usb-uhci.c: interrupt, status 2, frame# 885
usb-uhci.c: interrupt, status 2, frame# 887
usb.c: couldn't get all of config descriptors
usb.c: unable to get configuration (error=-84)
usb.c: USB new device connect, assigned device number -1
usb.c: USB device not responding, giving up (error=-90)
usb.c: USB disconnect on device -1
kmem_free: Bad obj addr (objp=c1f69120, name=size-32)

forgot people might want to see this bit as well..

Dave.


On Thu, 29 Mar 2001, Dave Airlie wrote:

>
> when boot Linux 2.2.19 with a Digianswer Bluetooth Sniffer plugged into
> the USB I get the following oops ... I know the device isn't supported but
> I'd like to be able to leave it plugged in without oopsen between
> Linux/Windows..
>
> Regards,
> Dave.
>
> ksymoops 0.7c on i686 2.2.19. Options used
> -V (default)
> -k /proc/ksyms (default)
> -l /proc/modules (default)
> -o /lib/modules/2.2.19/ (default)
> -m /usr/src/linux/System.map (default)
>
> Warning: You did not tell me where to find symbol information. I will
> assume that the log matches the kernel and modules that are running
> right now and I'll use the default options above for symbol resolution.
> If the current kernel and/or modules do not match the log, you can get
> more accurate output by telling me the kernel version and where to find
> map, modules, ksyms etc. ksymoops -h explains the options.
>
> Unable to handle kernel NULL pointer dereference at virtual address 00000000
> current->tss.cr3 = 00101000, %cr3 = 00101000
> *pde = 00000000
> Oops: 0002
> CPU: 0
> EIP: 0010:[<c0120825>]
> Using defaults from ksymoops -t elf32-i386 -a i386
> EFLAGS: 00010202
> eax: 00000039 ebx: c40fc080 ecx: c01a2c68 edx: cf422000
> esi: c1f69120 edi: 00000202 ebp: 00000000 esp: c6f95f1c
> ds: 0018 es: 0018 ss: 0018
> Process khubd (pid: 1646, process nr: 100, stackpage=c6f95000)
> Stack: 00000000 00000000 c1f6915c c01bed26 d09695ea c1f69120 ce79c600 00000010
> 00000000 00000000 cf73d25c d0976b8d 00000000 ce79c600 d0968ad0 ce79c600
> ce79c600 00000000 d096993e ce79c600 ce79c600 00000000 00000000 00000001
> Call Trace: [<d09695ea>] [<d0976b8d>] [<d0968ad0>] [<d096993e>] [<d096b659>] [<d096b719>] [<d09710e7>]
> [<d0970001>] [<d097253c>] [<d096b8bd>] [<d0968050>] [<c0107b8b>] [<d0968000>]
> Code: c7 05 00 00 00 00 00 00 00 00 eb 1b 8d 76 00 56 68 22 b0 18
>
> >>EIP; c0120825 <kfree+179/1a8> <=====
> Trace; d09695ea <[usbcore]usb_destroy_configuration+66/1a8>
> Trace; d0976b8d <[usb-uhci]uhci_free_dev+29/30>
> Trace; d0968ad0 <[usbcore]usb_free_dev+24/30>
> Trace; d096993e <[usbcore]usb_disconnect+ea/f4>
> Trace; d096b659 <[usbcore]usb_hub_port_connect_change+2f9/324>
> Trace; d096b719 <[usbcore]usb_hub_events+95/1f0>
> Trace; d09710e7 <[usbcore]usb_bandwidth_option+18a7/20b4>
> Trace; d0970001 <[usbcore]usb_bandwidth_option+7c1/20b4>
> Trace; d097253c <[usbcore]__ksymtab_usb_inc_dev_use+4/8>
> Trace; d096b8bd <[usbcore]usb_hub_thread+49/6c>
> Trace; d0968050 <[usbcore].text.start+4/8c>
> Trace; c0107b8b <kernel_thread+23/30>
> Trace; d0968000 <[serial].bss.end+778d/77d9>
> Code; c0120825 <kfree+179/1a8>
> 00000000 <_EIP>:
> Code; c0120825 <kfree+179/1a8> <=====
> 0: c7 05 00 00 00 00 00 movl $0x0,0x0 <=====
> Code; c012082c <kfree+180/1a8>
> 7: 00 00 00
> Code; c012082f <kfree+183/1a8>
> a: eb 1b jmp 27 <_EIP+0x27> c012084c <kfree+1a0/1a8>
> Code; c0120831 <kfree+185/1a8>
> c: 8d 76 00 lea 0x0(%esi),%esi
> Code; c0120834 <kfree+188/1a8>
> f: 56 push %esi
> Code; c0120835 <kfree+189/1a8>
> 10: 68 22 b0 18 00 push $0x18b022
>
>
> 1 warning issued. Results may not be reliable.
>
>

--
David Airlie, Software Engineer
http://www.skynet.ie/~airlied / airlied@skynet.ie
pam_smb / Linux DecStation / Linux VAX / ILUG person


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