Have you compiled it with preemtible kernel? Is so, I'd try without that, see if it repeats... I've seen similar on one FC1 machine... On Sun, 2003-12-21 at 14:24, Timothy Murphy wrote: > I'm having a curious problem with linux-2.6.0 > (compiled from the official www.kernel.org source) > on my Sony Vaio C1VFK laptop, under Fedora-1. > > I get a hard freeze after about an hour > (this has happened 3 times, > and I think the time could be exactly the same on each occasion) > when very unusually I cannot stop the computer > by pressing the power button -- > I have to remove the battery. > > I've never met this behaviour before, in 2 years with the Vaio. > > I wonder if anyone has any idea what might cause this? > I'm logging kernel errors to another machine, > but nothing useful turned up there. > > I did compile in swsusp -- I'll try removing that > and see if it is the culprit. > I think that was about the only change I made in the kernel configuration. > > Any suggestions or advice gratefully received. >