Re: Kernel Panic with atmelwlandriver 2.1.2.2

Hi Mate,

try using the uhci module instead of the usb-uhci. Using the usb-uhci module 
also krashed everything on my side - not allways the entire computer, but 
definitly the entire USB subsystem.

Cheers

	Joerg

On Wednesday 23 July 2003 13:37, Andre Küster wrote:
> Hi,
>
> after trying out a Netgear MA311 (which works perfectly, but not with my
> AP) and an ADM8211-WL-200P Fiberline PCI-Card (does not work at all) I
> returned to my old USB-Wlan-Adapter WL-100UP, wich is an Atmel Device
> (http://www.fiberlineeurope.de/Preislisten/fiberline_produkte/wireless_lan/
>WL100U_P_D.htm)
>
> Since a while I try to get this device running stable, but it will not
> work. I used Kernels 2.4.20, 2.4.21 and now 2.4.22pre7 and
> atmel-driver-version 2.1.2.2.  This is the first release, which is working
> over a longer period and
> crashes only happens under a few conditions.
>
> This are mainly firmware-upload-issues (I suppose), e.g. USB-Replug,
> reboot without
> "powering down" the usb-device and stuff... But the most annoying thing
> are the crashes
> under high load. The average "crash rate" during the download of an
> 650mb cd-iso file
> is 3 times, the kernel gets a NULL-Pointer-Reference and dies...
>
> Between the Kernel-Panic stuff I could read something about "process:
> hotplug"
> so maybe the usb-stuff is it, what produces the crash...
>
> Im am using the uhci.o Module for my MPV3-Via-USB-Controller,
> for which lspci -v gave me that infos...
>
> 00:07.2 USB Controller: VIA Technologies, Inc. USB (rev 02) (prog-if 00
> [UHCI])
>         Subsystem: VIA Technologies, Inc. (Wrong ID) USB Controller
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> ParErr- Stepping- SERR- FastB2B-
>         Status: Cap- 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> <TAbort- <MAbort- >SERR- <PERR-
>         Latency: 64, cache line size 08
>         Interrupt: pin D routed to IRQ 10
>         Region 4: I/O ports at e400 [size=32]
>
>
> While I am writing this, I could watch to a live kernel panic ;)
> and the following happens: the usb-Device seemed to disconnect from the
> usb-bus and during reconnect the
> crash happens. But, I often saw disconnects of my usb-device, followed
> by reconnects, and after that all worked
> fine. Maybe the high activity makes the kernel crashing.. I have no
> idea, and I dont know much about
> kernelspace, but I`d like to help debugging, if anyone can tell me how ;)
>
>
> Greetings,
>            Andre.
>
>
>
>
>
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