Thread (40 messages) 40 messages, 4 authors, 2012-05-06

Re: iwlwifi warn_slowpath with 3.*

From: Emmanuel Grumbach <hidden>
Date: 2012-05-04 05:11:55

nothing attaced

Emmanuel Grumbach
egrumbach@gmail.com


On Fri, May 4, 2012 at 3:21 AM, Antonio Quartulli [off-list ref] wrote:
mhmmm I attached dmesg again. Do you really need messages?

Cheers,


On Thu, May 03, 2012 at 11:17:14 +0300, Emmanuel Grumbach wrote:
quoted
ooops


here it is



Emmanuel Grumbach
egrumbach@gmail.com


On Thu, May 3, 2012 at 11:09 PM, Antonio Quartulli [off-list ref] wrote:
quoted
On Thu, May 03, 2012 at 10:55:12PM +0300, Emmanuel Grumbach wrote:
quoted
Hi

can you please apply the patch attached against wireless-testing ?
which patch? If you refer to the patch attached to the bugreport, it doesn't
apply on wireless-testing.


Cheers,
quoted
You will have quite a lot of prints, so you will probably need to send
/var/log/syslog or messages


Thanks

Emmanuel Grumbach
egrumbach@gmail.com


On Thu, May 3, 2012 at 10:04 PM, Emmanuel Grumbach [off-list ref] wrote:
quoted
Please enable CONFIG_FRAME_POINTERS
Emmanuel Grumbach
egrumbach@gmail.com


On Thu, May 3, 2012 at 9:53 AM, Antonio Quartulli [off-list ref] wrote:
quoted
On Wed, May 02, 2012 at 06:21:02PM +0200, Antonio Quartulli wrote:
quoted
On Wed, May 02, 2012 at 11:39:14AM -0400, John W. Linville wrote:
quoted
On Wed, May 02, 2012 at 10:08:46AM +0300, Emmanuel Grumbach wrote:
quoted
On Wed, May 2, 2012 at 12:19 AM, Venkataraman, Meenakshi
[off-list ref] wrote:
quoted
Hi Antonio,
quoted
quoted
it seems so. It happens at least once at boot time.
I will try wireless-testing and see what happens. Then I will apply your patch.
The problem is there either with wireless-testing and with
wireless-testing+your_patch.

If it can somehow help, I also got several stack trace regarding intel_iova
functions. But then the I got kernel panic and I was not able to copy the
messages.
[MV] Depending on how you set it up, perhaps the stack trace was saved in one of the syslog files in /var/log/...

Thanks!
Meenakshi
Can you please re-run with debug=1 and send the whole log ?
This will give a better indication on when the issue occurs.
Does this help?

    https://bugzilla.redhat.com/show_bug.cgi?id=815998#c18
I applied patch in comment 17 on linux-3.3.4. IT didn't help but this time I got
the WARNING even with debug=1. Log is attached.

Is there any particular kernel debugging option I could enable to make the log
more verbose?


Cheers,



--
Antonio Quartulli

..each of us alone is worth nothing..
Ernesto "Che" Guevara
--
Antonio Quartulli

..each of us alone is worth nothing..
Ernesto "Che" Guevara


--
Antonio Quartulli

..each of us alone is worth nothing..
Ernesto "Che" Guevara
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