Debugging tools/approach for GPU hangs?
chris.jones at canonical.com
Fri Sep 4 10:17:02 BST 2009
Matt Zimmerman wrote:
> Bryce (and Jesse Barnes at Intel) mentioned that the kernel is now
> supposed to log an error message when this happens, but I've never seen
> evidence of that happening.
I had an X wedge on resuming my laptop the other day and after SSHing in
I found this in dmesg:
(attached to https://bugs.launchpad.net/ubuntu/+source/linux/+bug/423362)
Is that the thing you're referring to? Having that kernel event trigger
an automatic dump into /var/crash seems like it would be a massive win
(cf my essentially useless bug report in the above case)
cmsj at canonical.com
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