(A useless answer from me, sorry: can anyone else help?) On Tue, 17 Jan 2006, Ryan Richter wrote: > This machine experienced another random reboot today, nothing in the > logs or on the console etc. This is the 3rd time now since I upgraded > from 2.6.11.3. Is there any way to debug something like this? Nasty. I hope someone else can suggest something constructive. > I'm fairly certain it's not hardware-related. > Might this have something to do with the st problem? Well, it might: I've not been able to explain that at all, so cannot rule out a relation to your reboots. The st problem (Bad page state, mapcount 2 while count 0, from sgl_unmap_user_pages) ought to be a lot easier to debug than a random reboot: but I've still no suggestion. Hugh - : send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html