[rt2x00-users] Ralink rt73 USB Wireless adapter crashes kernel 2.6.37

Leonardo Luiz Padovani da Mata leonardol at syst.com.br
Fri Feb 4 04:16:53 AEDT 2011


On Thu, Feb 3, 2011 at 3:12 PM, Leonardo Luiz Padovani da Mata
<leonardol at syst.com.br> wrote:
> Maybe this is also related:
> https://lkml.org/lkml/2010/9/28/404

Oh sorry, not related, i've this is on kernel 2.6.31. And this is
issue is fixed on 2.6.37

Anyway, i'm still testing the patchs but it's not looking promissing.
I will update the news soon.
>
>
> On Thu, Feb 3, 2011 at 9:37 AM, Eric Fernandez <zeb at zebulon.org.uk> wrote:
>> Hi,
>>
>> I have reported this issue on the linux-wireless list, but was advised
>> to post on that list specifically.
>> I use an Edimax EW-7318USG adapter that uses the rt73usb module. My
>> distro is Archlinux 64 on Gigabyte ga-p55m-ud2 with i7 860 processor.
>> I use the proprietary nvidia driver.
>>
>> After the kernel has been upgraded to kernel 2.6.37, I noticed random
>> crashes which I did not have with kernel 2.6.36. The system freezes
>> entirely, and sound loops for a few seconds. Only a hard reboot works.
>> On restart, I do not see any message in the kernel log whatsoever,
>> which makes the problem difficult to diagnose. Often, I need to unplug
>> my wireless adapter to make it work again (gkrellm shos that it is
>> trying to send packets to the router, but never downloads anything).
>>
>> However, the problem entirely disappears if I downgrade to kernel
>> 2.6.36, or if I use a wired Ethernet conection instead of wireless
>> with kernel 2.6.37. Furthermore, this happens especially when doing
>> heavy browsing (many tabs in Firefox) or watching videos on Youtube,
>> and seeking within the video.
>>
>> I found out or was told that crashing issues specific to rt73usb with
>> kernel 2.6.37 has been reported in various ways:
>>
>> 1) http://rt2x00.serialmonkey.com/pipermail/users_rt2x00.serialmonkey.com/2011-January/002935.html
>> since it reports a crash issue specific to 2.6.37 that did not happen
>> in 2.6.36 (started with
>> http://rt2x00.serialmonkey.com/pipermail/users_rt2x00.serialmonkey.com/2010-December/002868.html).
>>
>> 2) http://rt2x00.serialmonkey.com/pipermail/users_rt2x00.serialmonkey.com/2011-February/003109.html
>> What Leonardo is reporting might be the same manifestation of the same issue.
>>
>> 3) This issue seems to affect other users from other distributions:
>> http://ubuntuforums.org/showthread.php?t=1613049&page=2 "There is a
>> fairly easy to trigger crash in this one with my USB Ralink
>> Technology, Corp. RT2501/RT2573 Wireless Adapter (rt73/rt2x00lib). I
>> am trying to get a proper snapshot of the trace for a report but at
>> least people might want to be a bit careful."
>> or
>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/673682
>>
>> I would be very keen to help squashing this issue, unfortunately as I
>> wrote, I do not get any messages in the log when that happens. I
>> cannot confirm if I can ssh to the computer, as I only have one.
>>
>> Is there a way to increase the verbosity of crash messages, hoping to
>> capture what happens when the system is freezing ?
>>
>> I hope this helps.
>> Eric
>>
>> _______________________________________________
>> users mailing list
>> users at rt2x00.serialmonkey.com
>> http://rt2x00.serialmonkey.com/mailman/listinfo/users_rt2x00.serialmonkey.com
>>
>
>
>
> --
> Leonardo Luiz Padovani da Mata
>
> International Syst S/A
> Metasys Tecnologia
> Software Engineer Metasys MeeGo Team
>
> leonardol at metasys.com.br
> +55-31-3503-9040
>
> "May the force be with you, always"
> "Nerd Pride... eu tenho. Voce tem?"
>



-- 
Leonardo Luiz Padovani da Mata

International Syst S/A
Metasys Tecnologia
Software Engineer Metasys MeeGo Team

leonardol at metasys.com.br
+55-31-3503-9040

"May the force be with you, always"
"Nerd Pride... eu tenho. Voce tem?"




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