Hi. On Mon, 2007-01-22 at 16:16 +1100, Jean-Marc Valin wrote: > >> I just encountered the following oops and general protection fault > >> trying to suspend/resume my laptop. I've got a Dell D820 laptop with a 2 > >> GHz Core 2 Duo CPU. It usually suspends/resumes fine but not always. The > >> relevant errors are below but the full dmesg log is at > >> http://people.xiph.org/~jm/suspend_resume_oops.txt and my config is in > >> http://people.xiph.org/~jm/config-2.6.20-rc5.txt > ... > > It looks like something is stomping on memory it shouldn't be touching, > > so I would suggest testing multiple cycles with a minimal (preferably > > zero) number of modules loaded. If that looks good and reliable, add > > modules & processes until you can say 'If I do X, it breaks.'. If having > > a minimal number of modules loaded doesn't help, I would then suggest > > reviewing your kernel config to see if other things can be built as > > modules and the same logic applied. You can be reasonably sure that it > > will be a device driver. Common causes of suspend/resume problems from > > the list you give below are acpi modules, bluetooth and usb. I'd also be > > consider pcmcia, drm and fuse possibilities. But again, go for unloading > > everything possible in the first instance. > > Actually, the reason I sent this is that when I showed the oops/gpf to > Matthew Garrett at linux.conf.au, he said it looked like a CPU hotplug > problem and suggested I send it to lkml. BTW, with 2.6.20-rc5, the > suspend to RAM now works ~95% of the time.
I agree that the second is cpu hotplug, but the first is something else, hence my recommendations above. Regards, Nigel - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
