[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-10-04 Thread Jim March
Solved.  Turned out to be a couple of settings at /etc/ppp/options,
where both "lcp-echo-interval" and "lcp-echo-failure" need a value of
"0" (no quotes).

This was causing glitches in both WVDial scripts and Network Manager 7,
leading me to blame the underlying driver.

More detail at:

http://ubuntuforums.org/showpost.php?p=5903831&postcount=9

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-24 Thread Jim March
Ah...turns out the support for my critter has migrated to a driver
called "option" at /linux-source-2.6.27/drivers/usb/serial - looking at
option.c it's obvious KPC680 support is at least supposed to be in
there.

Huh.

Ummm...anybody got an idea why it's barfing?  There's a patch covering
this card in this file documented at:

http://www.mail-archive.com/[EMAIL PROTECTED]/msg01944.html

The code doesn't look quite the same as what's in Ubuntu's option.c file
but knowing nothing about this language :( I can't tell if the code is
functionally equivelent to what's in option.c or not...

:(

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-24 Thread Jim March

** Attachment added: "version.log"
   http://launchpadlibrarian.net/17900173/version.log

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-24 Thread Jim March

** Attachment added: "dmesg.log"
   http://launchpadlibrarian.net/17900170/dmesg.log

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-24 Thread Jim March

** Attachment added: "uname-a.log"
   http://launchpadlibrarian.net/17900169/uname-a.log

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-24 Thread Jim March
Here's the various log files - I'll start with lspci-vvnn.log.  Even
though the card was in there and recognized by NM7, it's NOT in this
list, suggesting there's no kernel-level support for it?

** Attachment added: "lspci-vvnn.log"
   http://launchpadlibrarian.net/17900167/lspci-vvnn.log

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-24 Thread Jim March
Ummm...a clarification: the references to the airprime module are NOT in
the 2.6.27 source code, rather they're at various places online such as
at the link cited.  Sorry for the confoosion.

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-24 Thread Jim March
Oh hell, the airprime driver is flat-out MISSING?

"Well there's yer problem, Sparky!"

OK, I downloaded linux-source-2.6.27 from Synaptic.  There is NO
filename with "airprime" in it anywhere.  Searches for "airprime" as a
text string in all files shows no significant stuff.

There's references to an "airprime.ko" file which is compiled out of
"airprime.c", which contains a block of stuff people have been editing
to get various cards working.  It looks something like this:

---
* AirPrime CDMA Wireless Serial USB driver
*
* Copyright (C) 2005-2006 Greg Kroah-Hartman <[EMAIL PROTECTED]>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 as published by the Free Software Foundation.
*/

#include 
#include 
#include 
#include 
#include 
#include 
#include 

static struct usb_device_id id_table [] = {
{ USB_DEVICE(0x0c88, 0x17da) }, /* Kyocera Wireless KPC650/Passport */
{ USB_DEVICE(0x1410, 0x1110) }, /* Novatel Wireless Merlin CDMA */
{ USB_DEVICE(0x1410, 0x1130) }, /* Novatel Wireless S720 CDMA/EV-DO */
{ USB_DEVICE(0x1410, 0x2110) }, /* Novatel Wireless U720 CDMA/EV-DO */
{ USB_DEVICE(0x1410, 0x1430) }, /* Novatel Merlin XU870 HSDPA/3G */
{ USB_DEVICE(0x1410, 0x1100) }, /* ExpressCard34 Qualcomm 3G CDMA */
{ USB_DEVICE(0x413c, 0x8115) }, /* Dell Wireless HSDPA 5500 */
{ USB_DEVICE(0x413c, 0x8118) }, /* Dell Wireless HSDPA 5510 */
{ },
};
---

Jim again - this is per:

http://ubuntuforums.org/archive/index.php/t-461991.html

Now we're getting somewhere.  God only knows what it's using INSTEAD of
airprime...?

IF I can find an airprime.c file I can splice in a line for the KPC680
with the info obtained off of USBView.  Better yet, I'd like to find
either a compiled or source for an airprime module tuned up better for
the KPC680, if one exists.

Any help REAL welcome, meanwhile I'll go drop Greg a line...

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[Bug 273842] Re: KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-23 Thread Jim March
Using Greg Kroah-Hartman's "USBView" utility, I have a LOT more data on
the KPC680 device.  Since Greg is also either the prime author or a
modifier of the airprime.ko module, I intend to EMail him and see if he
knows what's going on.

Output from USBView specific to this card:

Qualcomm CDMA Technologies MSM
Manufacturer: Qualcomm, Incorporated
Speed: 12Mb/s (full)
USB Version:  1.10
Device Class: 00(>ifc )
Device Subclass: 00
Device Protocol: 00
Maximum Default Endpoint Size: 64
Number of Configurations: 1
Vendor Id: 0c88
Product Id: 180a
Revision Number:  0.00

Config Number: 1
Number of Interfaces: 2
Attributes: a0
MaxPower Needed:  10mA

Interface Number: 0
Name: option
Alternate Number: 0
Class: ff(vend.) 
Sub Class: ff
Protocol: ff
Number of Endpoints: 3

Endpoint Address: 81
Direction: in
Attribute: 3
Type: Int.
Max Packet Size: 16
Interval: 128ms

Endpoint Address: 82
Direction: in
Attribute: 2
Type: Bulk
Max Packet Size: 64
Interval: 0ms

Endpoint Address: 02
Direction: out
Attribute: 2
Type: Bulk
Max Packet Size: 64
Interval: 0ms

Interface Number: 1
Name: option
Alternate Number: 0
Class: ff(vend.) 
Sub Class: ff
Protocol: ff
Number of Endpoints: 2

Endpoint Address: 84
Direction: in
Attribute: 2
Type: Bulk
Max Packet Size: 64
Interval: 0ms

Endpoint Address: 04
Direction: out
Attribute: 2
Type: Bulk
Max Packet Size: 64
Interval: 0ms


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[Bug 273842] [NEW] KPC680 cellmodem card crashes Intrepid/NM7 (could be airprime.ko kernel module is the culprit)

2008-09-23 Thread Jim March
Public bug reported:

Binary package hint: kernel-image-2.6.27-4-generic-di

Short form: my cellmodem works, passes data respectably for a bit, then
disconnects.  And reconnecting sometimes causes hard-lock of the whole
system.  My investigations under Hardy pointed to the airprime.ko kernel
module and I suspect the same is going on here.

Long form:

I'm using Ubuntu Intrepid Alpha 6-32bit, all updates as of the evening
of Sept. 23rd (kernel 2.6.27-4 unmodified).

I have a cellular modem under Verizon, Kyocera model KPC680 (laptop
Expresscard slot).  Under lsusb I get:

Bus 002 Device 005: ID 0c88:180a Kyocera Wireless Corp.

I think this card is also used by at least one other cellular provider
(Cingular?).

Network Manager 7 will let me connect through it as a CDMA Network
device, and I get very strong performance in speedtest.net or similar:
over 2000kb/s download, around 300 up which is similar to what my last
device (a Verizon USB720) pulled in Hardy via wvdial script or Intrepid
Alpha 5 and Network Manager 7.

The problem with the KPC680 under Intrepid is that first, it times out
it's connection after around 10 minuted (varies) and second, on manual
reconnect it sometimes hard-locks the system (to a point where NO
debugging is possible).  The timeouts (connection just ends) happen
regardless of whether there's data being transferred or not...in other
words trying to "hold the connection open" with something like a torrent
in the background doesn't work.

The connection timeouts with this KPC680 are similar to what I saw
trying to get this critter running in Hardy (with a wvdial script).  So
either the underlying airprime driver needs help for this card, or NM7
needs to be tuned to support it better, I'm not sure which.  I suspect
it could be solved at either end (kernel or NM7?).  I jumped back to
Intrepid today specifically to try this device; it's the only used-and-
cheap replacement I could find locally after losing that wonderful
USB720 plug-in USB critter.

Note: there's a chance the same issues will affect the KPC650 card
(PCMCIA) as it's also airprime-based.

** Affects: linux (Ubuntu)
 Importance: Undecided
 Status: New

** Description changed:

  Binary package hint: kernel-image-2.6.27-4-generic-di
  
  Short form: my cellmodem works, passes data respectably for a bit, then
  disconnects.  And reconnecting sometimes causes hard-lock of the whole
  system.  My investigations under Hardy pointed to the airprime.ko kernel
  module and I suspect the same is going on here.
  
  Long form:
  
  I'm using Ubuntu Intrepid Alpha 6-32bit, all updates as of the evening
  of Sept. 23rd (kernel 2.6.27-4 unmodified).
  
  I have a cellular modem under Verizon, Kyocera model KPC680 (laptop
  Expresscard slot).  Under lsusb I get:
  
  Bus 002 Device 005: ID 0c88:180a Kyocera Wireless Corp.
  
  I think this card is also used by at least one other cellular provider
  (Cingular?).
  
  Network Manager 7 will let me connect through it as a CDMA Network
  device, and I get very strong performance in speedtest.net or similar:
  over 2000kb/s download, around 300 up which is similar to what my last
  device (a Verizon USB720) pulled in Hardy via wvdial script or Intrepid
  Alpha 5 and Network Manager 7.
  
- The problem with the KPC680 is that first, it times out it's connection
- after around 10 minuted (varies) and second, on manual reconnect it
- sometimes hard-locks the system (to a point where NO debugging is
- possible).  The timeouts (connection just ends) happen regardless of
- whether there's data being transferred or not...in other words trying to
- "hold the connection open" with something like a torrent in the
- background doesn't work.
+ The problem with the KPC680 under Intrepid is that first, it times out
+ it's connection after around 10 minuted (varies) and second, on manual
+ reconnect it sometimes hard-locks the system (to a point where NO
+ debugging is possible).  The timeouts (connection just ends) happen
+ regardless of whether there's data being transferred or not...in other
+ words trying to "hold the connection open" with something like a torrent
+ in the background doesn't work.
  
- The connection timeouts are similar to what I saw trying to get this
- critter running in Hardy (with a wvdial script).  So either the
- underlying airprime driver needs help for this card, or NM7 needs to be
- tuned to support it better, I'm not sure which.  I suspect it could be
- solved at either end?  I jumped back to Intrepid specifically to try
- this device; it's the only used-and-cheap replacement I could find
- locally after losing that wonderful USB720 plug-in USB critter.
+ The connection timeouts with this KPC680 are similar to what I saw
+ trying to get this critter running in Hardy (with a wvdial script).  So
+ either the underlying airprime driver needs help for this card, or NM7
+ needs to be tuned to support it better, I'm not sure which.  I suspect
+ it could be solved at ei

[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-05-04 Thread Jim March
Regarding USB, I'm running the newest kernel with USB working.

Either there's a difference between your hardware and mine, OR it
relates to the USB "tweaks" I've got running in order to use USB support
in VirtualBox.

In case it's the latter, you might try doing those same tweaks turning
on the USB File System:

http://www.ubuntu1501.com/2007/12/installing-virtualbox-with-usb-
support.html

You don't necessarily need to get VirtualBox working - just do the USB
stuff.  It won't hurt any and might help.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-28 Thread Jim March
Could whoever has successfully compiled 2.6.25 post a link to the
instructions that worked?  There appear to be a bunch of "guides" which
are too outdated for Hardy.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-28 Thread Jim March
Well after two days of hard pounding, the -rt kernel finally crashed on
me.

Dammit.

It was the "other kind" of crash, too, the one where the mouse still
works.  Tells me again that we've got multiple causes of failure going
on.

Now to try compiling 2.6.25 again (Hardy's default is a .24...).

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-27 Thread Jim March
tbranham: try the -rt kernel.  I'm also running an Acer, although in my
case the lockups froze the mouse.  I posted directions on how to load it
further back in the thread, it's not a "geek required" thing and you can
revert back any time.

https://bugs.launchpad.net/bugs/204996

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-27 Thread Jim March
Well NOW it'll get fixed.  One of the reviewers over at ITWire ran into
the random lockups problem.

http://www.itwire.com/content/view/17863/1103/1/3/

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-27 Thread Jim March
Huh.  Well the -rt kernel IS working for me still, long enough that I
can confirm it solved things for me.

Which in turn suggests we've got multiple issues going on.

Question: since I don't use Evolution, I yanked out as many Evo-related
modules as possible without losing "ubuntu-desktop" or the like.  I did
this because in beta, every once in a while something Evolution related
would peg my CPU strength meter like crazy and often trigger a lockup.
Stripping down Evolution solved the "Evo goes nuts" bug but didn't
resolve all crashes...helped avoid 'em a little longer maybe.  So out of
habit, on the release Hardy, I've gutted Evo yet again "just in case" as
I'm a Thunderbird guy...is anybody else trying this, or noticed an "Evo
Gone Wild!" problem in the release Hardy?

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
Well my neato custom compiled .25 blew up immediately (panic).  Oh well.
Realtime for now.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
TO DEVELOPERS DEBUGGING THIS: ponder what's different in the -rt and
-generic latest kernels (as provided in the final release Hardy).  That
may be one of your best clues as to what the hell is going on.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
TO ALL: IMPORTANT

I spent much of today confirming that the -rt fixed worked for me.  It
did.  I did my damnest to kill it: played a flash game while compiling
2.6.25 with web-radio cranking.  Performance suffered, stability did not
- across hours.

So -rt fixes this for some systems.  See my post earlier in this thread
at:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/204996/comments/52

...for a newbie-friendly way of making -rt work.  MY SYSTEM SPECS:

Acer 3680 lappy, 80gig SATA drive, Intel-based sound, Intel Celeron
single-core 1.6gHz CPU with a 533 memory bus, 1.5gigs RAM, Atheros WiFi,
Intel945 video.

With .25 compiled with no errors, I'm about to switch to that.  Wish me
luck.  I tuned that kernel to eliminate hardware virtual machine support
I don't have, picked my specific CPU, etc.  This is a "semi-geeky"
process that some people starting out in Linux may choke on, while the
-rt thing is very, very safe to at least try and you can jump back away
from it with a reboot if it goobers on you.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
Dammit.  Well that's more evidence that more than one blooper is going
on here, isn't it?

OK.  In my case, -rt is the right stuff.  So if it's not for everybody,
only shot left at a universal solution is to compile 2.6.25.  I should
be done with that soon, will report back.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
Anthony, that last is to me REAL interesting.

See, I not only don't have anything Ralink in my rig, I'm not having
network connection issues at all.  And I rotate between three
connections: Atheros WiFi, Marvell Ethernet and a PCMCIA cellmodem
(Verizon EVDO).  The split is about 30/10/60 in that order.  All were
find in Gutsy, fine in Hardy.

So.  If you were freezing, and I was freezing, then it sure as hell
looks like there were two different causes.  That's Goddamn scary is
what that is.  It suggests the basic Ubuntu 2.6.24 kernel is unstable.

I've been using the -rt kernel hard'n'heavy for about 7 or 8 hours now,
including the last couple compiling 2.6.25 just for kicks.  With Compiz
ON, web pages up, and Pandora web-radio playing in the background
(Rammstein channel, hell yeah!).  CPU activity pretty much pegged solid,
although it's still quite responsive :).  Anyways.  That should have
blow it to hell and gone.  It hasn't.

So the -rt kernel is a viable option for those not into compiling their
own kernel.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
I think you're on to something, that it's disk-access related somehow.

There's a few reports of screwed-up swapfile access from some of our
brethren afflicted :).  That may be tied to how much memory we have -
I'm running 1.5gig and hence I'm not hitting swap.  But if I was,
screwball disk access could show up as a swapfile issue.

Huh.

In better news, I've been throwing more and more stuff at mine trying to
get it to puke under the -rt kernel.  No "luck" so far, which is
good...this may be a sound alternative to a kernel recompile.

The pieces I added in Synaptic were:

linux-headers-2.6.24-16-rt (needed if you're a Virtualbox user or
otherwise have to compile kernel modules!)

linux-headers-rt (possibly same boat as above)

linux-image-2.6.24-16-rt

linux-image-rt

linux-restricted-modules-2.6.24-16-rt

linux-restricted-modules-rt

I also edited grub:

sudo gedit /boot/grub/menu.lst

In there, I recommending making a couple of changes, as so:

---
## timeout sec
# Set a timeout, in SEC seconds, before automatically booting the default entry
# (normally the first entry defined).
timeout 20

## hiddenmenu
# Hides the menu by default (press ESC to see the menu)
#hiddenmenu
---

Commenting "hiddenmenu" (default is active) makes your system pick from
the kernel list on each boot, while increasing the "timeout" number
gives you more time to pick.

This is just while you're testing various kernels.  I have server, rt,
386 and generic.  Server so far has been a failure, haven't played with
"386" but I don't have high hopes.  It's -rt that's the big change that
with luck isn't going to crash on me...I've got about four hours use on
it so far.  Fingers crossed it stays blow-up free.  Seems stable in all
other respects.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
Well the good news is that the -rt kernel right out of the Hardy repos
seems to be holding.  I'll report back after some hours more use but
right now, I'd have expected it to blow up by now.

I think there's maybe a 5% to 10% video performance hit in GLXgears with
the -rt kernel, but I don't notice any speed issues.  Compiz and WiFi
are working, as is flash, audio...basically, if this -rt kernel holds,
I'm going to recommend it as a possible cure in the "something to try"
category.  Expect another post here on my progress late tonight
(Saturday, California time...).

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[Bug 159398] Re: System randomly freezes / locks up possibly due to prism54

2008-04-26 Thread Jim March
*** This bug is a duplicate of bug 204996 ***
https://bugs.launchpad.net/bugs/204996

I strongly suspect this bug is the same as:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/204996

If so, the issue is deeper in the kernel because it's affecting multiple
WiFi chipsets, multiple video chipsets (Intel, NVidia, etc).

This random lockup issue is just killing some of us on Hardy, and the
issues were present from at least Alpha2 that I know and continue right
through to the initial production Hardy release even from a clean
install.

There's some link to workload.  At the moment I'm running release Hardy
32bit via the -rt (realtime) kernel which may handle workload issues
just differently enough to escape.  Three hours of -rt use so far, no
crashes...if it runs all day tomorrow, that will prove this solution to
my satisfaction...

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-26 Thread Jim March
I just did a clean install from the actual release of Hardy.  No change.
I installed the server kernel:

sudo apt-get install linux-server

THAT didn't help either and introduced numerous glitches.

This is by far, no question, THE WORST UBUNTU EVER.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-16 Thread Jim March
The common denominator is heavy CPU activity.  I can't see ANY other
pattern here, guys, unless it's some very obscure chipset component.
Even then, some are running ATI CPUs which likely use damn few similar
"guts" parts with my Intel-based lappy fr'instance...

Video chips, WiFi chips, we're all over the friggin' map here.  Which
makes me think this one will be a royal bear to sort out.

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[Bug 178119] Re: random lockups in hardy

2008-04-16 Thread Jim March
This may be the same as:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/204996

?

If so it's still happening to me with kernel 2.6.24-16.30-generic.  More
of my details in that thread.

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-16 Thread Jim March
Final log...

** Attachment added: "lspci-vvnn.log"
   http://launchpadlibrarian.net/13502985/lspci-vvnn.log

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[Bug 204996] Re: Linux kernel 2.6.24-12 lockup

2008-04-16 Thread Jim March
Yeah, same thing here, hard lockups every two to four hours.  Thing goes
totally dead.

Hardware: Acer 3680 laptop, Celeron single-core 1.6gHz, 533 memory bus,
Atheros WiFi, 80gig SATA hard disk, 1.5gigs memory, Intel945 video,
Intel sound, Marvell Ethernet chipset.  This thing ran great under Gutsy
and Feisty, no signs of overheating.  I briefly switched back to Gutsy
and all lockups vanished.  My usually Internet connection is a Verizon
EVDO cellmodem, Kyocera KPC650 PCMCIA set up as a PPP device, but I'm
also crashing with it pulled so that's not it.

Software: pretty basic Hardy setup, also VirtualBox 1.5.6.  Most crashes
have happened without running a guest OS (XP).

Things I've tried: disabling Compiz, disabling Powernowd, pulling the
Atheros miniPCI card completely, switching from Network Manager to Wicd,
disabling Tracker completely, various others.  Nothing has helped.

Version.log file (as described above) contains:

Ubuntu 2.6.24-16.30-generic

dmesg.log file is attached to this post, the last log will go in next.

** Attachment added: "dmesg.log"
   http://launchpadlibrarian.net/13502974/dmesg.log

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