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Re: iwlagn: Microcode SW error detected.

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On Sun, Feb 8, 2009 at 7:23 PM, Jan Schneider <jan@xxxxxxxxx> wrote:
> Zitat von reinette chatre <reinette.chatre@xxxxxxxxx>:
>
>> On Fri, 2009-02-06 at 14:31 -0800, Jan Schneider wrote:
>>>
>>> I've seen in a post from January that someone already had this problem
>>> but couldn't reproduce it.
>>> I can't reliably reproduce, but I see this more often than I like.
>>> When this happens, it usually doesn't help to reload the kernel
>>> module. Sometimes it helps to use the rfkill switch though.
>>>
>>> Here's a log with debug=0x43fff:
>>
>> It does not seem as though your driver is compiled with debug support.
>> You can confirm that by looking at the version number of the driver
>> printed when it loads ... it should have a "d" in it like "1.2.26kds".
>> Could you please recompile the driver with debug support (IWLWIFI_DEBUG)
>> and rerun your test?  This will provide us with a complete event log of
>> the uCode error.
>
> Enabling debug didn't help:
>
> Feb  7 00:04:40 tank kernel: [ 2769.084395] iwlagn: Intel(R) Wireless WiFi
> Link
> AGN driver for Linux, 1.3.27kds
>
>
> /etc/modprobe.d/iwlagn:
>
> options iwlagn debug=0x43fff
>
>
> I still get:
>
> Feb  8 18:40:53 tank kernel: [77584.979829] iwlagn 0000:0c:00.0: Microcode
> SW er
> ror detected.  Restarting 0x2000000.
> Feb  8 18:40:53 tank kernel: [77585.029747] Registered led device:
> iwl-phy0::rad
> io
> Feb  8 18:40:53 tank kernel: [77585.030765] Registered led device:
> iwl-phy0::ass
> oc
> Feb  8 18:40:53 tank kernel: [77585.031602] Registered led device:
> iwl-phy0::RX
> Feb  8 18:40:53 tank kernel: [77585.032467] Registered led device:
> iwl-phy0::TX
>
> Jan.
>
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No - enable IWLWIFI_DEBUG in your kernel config, then rebuild the
kernel (or at least the iwlwifi modules).

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