[ltp] T510 lockup on Ubuntu 10.04

Pierre Fortin linux-thinkpad@linux-thinkpad.org
Thu, 9 Sep 2010 06:14:36 -0400

Oh my, yes!  This sounds quite familiar.  Had this problem on my G40 TP
a while back. Don't recall if there was a permanent fix; but I see one of
my bug reports was marked a duplicate of

My /boot/grub/menu.lst also contains "nomodeset" as a workaround
(backslashes added to indicate line wrapping):

title linux
kernel (hd0,4)/boot/vmlinuz BOOT_IMAGE=linux \
root=UUID=2f85df81-f27d-4801-bf77-6043aaec2a78 nomodeset \
resume=UUID=393a4076-eaa5-444b-a5c7-5173f6d6bf49 splash=silent \
apic=debug vga=788 nomodeset 
initrd (hd0,4)/boot/initrd.img


On Thu, 09 Sep 2010 04:55:08 -0400 Paul Fisher wrote:

>Has anybody else ever experienced screen lockups on the T510?
>I'm running Ubuntu 10.04 with the NVidia chipset open-source video
>drivers, and every once in a while the screen will just stop accepting
>any input from the mouse or keyboard, as if something had grabbed the
>cursor and would not release it for anything else to use.
>The screen freezes, and nothing is drawn to it except the cursor.  I can
>still move the mouse around the screen, but I can't make any input.
>Programs still seem to run in the background (for instance, a video
>might freeze-frame, but the audio blithely continues to play).  I can't
>even switch to a virtual terminal using ctrl-alt-F#.
>There is nothing in syslog, kern.log, or any other logs that coincides
>with the time of the lockup.
>Does anybody recognize these symptoms, or have any advice for teasing
>out more useful information?