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Subject: Re: iwl3945 dies (oops) in post 2.6.34 kernels
From: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: "John W. Linville" <linville@tuxdriver.com>,
	Johannes Berg <johannes@sipsolutions.net>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
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Date: Thu, 03 Jun 2010 22:08:46 -0700
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On Thu, 2010-06-03 at 22:08 -0700, Dmitry Torokhov wrote:
> On Tue, May 25, 2010 at 10:27:31AM -0700, Dmitry Torokhov wrote:
> > On Tuesday 25 May 2010 10:08:22 am Abhijeet Kolekar wrote:
> > > On Tue, 2010-05-25 at 10:01 -0700, Johannes Berg wrote:
> > > > On Tue, 2010-05-25 at 09:39 -0700, Dmitry Torokhov wrote:
> > > > > Hi,
> > > > > 
> > > > > I am getting the following crashers in iwl3945 after updating to
> > > > > post-2.6.34 kernels. This is with the pull from Linus's tree as of last
> > > > > night (the taint is from nvidia module):
> > > > > 
> > > > > [ 3330.630734] general protection fault: 0000 [#1] PREEMPT SMP
> > > > > [ 3330.630752] last sysfs file: /sys/devices/platform/dock.0/docked
> > > > > [ 3330.630761] CPU 0
> > > > > [ 3330.630766] Modules linked in: cryptd aes_x86_64 aes_generic fuse
> > > > > rfcomm sco bnep l2cap autofs4 coretemp hwmon sunrpc ppdev parport_pc
> > > > > parport acpi_cpufreq mperf uinput nvidia(P) snd_hda_codec_idt arc4
> > > > > snd_hda_intel ecb snd_hda_codec snd_hwdep iwl3945 joydev snd_seq
> > > > > snd_seq_device snd_pcm iwlcore mac80211 snd_timer cfg80211 snd psmouse
> > > > > iTCO_wdt dell_wmi iTCO_vendor_support serio_raw tg3 battery
> > > > > dell_laptop dcdbas soundcore snd_page_alloc btusb bluetooth video
> > > > > pcspkr mac_hid ac wmi libphy firewire_ohci i2c_i801 firewire_core
> > > > > yenta_socket crc_itu_t ohci_hcd [last unloaded: microcode] [
> > > > > 3330.630950]
> > > > > [ 3330.630958] Pid: 455, comm: iwl3945 Tainted: P            2.6.35-rc0
> > > > > #293 0WM416/Latitude D630 [ 3330.630967] RIP:
> > > > > 0010:[<ffffffffa01e70d3>]  [<ffffffffa01e70d3>]
> > > > > iwl3945_get_channels_for_scan+0xe3/0x460 [iwl3945]
> > > > 
> > > > http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2208
> > > 
> > > Can you please try this patch and report your findings?
> > > 
> > > http://bugzilla.intellinuxwireless.org/attachment.cgi?id=2447
> > > 
> > 
> > Thanks, will try both this patch and the one John mention. Later tonight
> > though.
> > 
> 
> John,
> 
> Any chnace that 2nd patch be merged upstream? Without it my iwl3945
> craps out regularly.
> 
It is merged in iwlwifi-2.6. It will be sent for upstream submission.

Abhijeet
> Thanks!
>