Reboot during startup with recent head

[Joel Dahl]

On 08-11-2012 19:32, Konstantin Belousov wrote:
> On Thu, Nov 08, 2012 at 05:33:53PM +0100, Joel Dahl wrote:
> > On 08-11-2012 16:33, Konstantin Belousov wrote:
> > > On Thu, Nov 08, 2012 at 01:23:13PM +0100, Joel Dahl wrote:
> > > > On 08-11-2012 12:55, Andriy Gapon wrote:
> > > > > on 08/11/2012 10:45 Joel Dahl said the following:
> > > > > > Hi,
> > > > > > 
> > > > > > I rebuilt head (r242605) in a VMware virtual machine a couple of days ago, and
> > > > > > now it won't boot anymore. The loader menu appears, the countdown starts, and boom,
> > > > > > reboot. I tried a fresh head (r242700) but the problem remains.
> > > > > > 
> > > > > > Going back to r242205 solves the problem, so this was introduced somewhere
> > > > > > between r242205 and r242605.
> > > > > > 
> > > > > > I managed to record the entire thing with my phone before I had to leave for
> > > > > > work today. You can see it here:
> > > > > > 
> > > > > >   http://mirror.vnode.se/upload/head-reboots.mov
> > > > > > 
> > > > > > Any ideas? Any specific revision I should try to back out?
> > > > > > 
> > > > > 
> > > > > Rather wild guess - try to back out the recent SMEP commit.
> > > > 
> > > > Well, it was a good guess. :-) I backed out revision 242433, rebuilt the kernel,
> > > > and now it boots again.
> > > 
> > > The following patch should allow you to boot. Please show me the verbose dmesg
> > > of the boot with the patch applied.
> > 
> > With this patch the machine is back to a non-booting state again. :-(
> > 
> > Anything else I should try?
> Yes, please try the patch below. If it boots, I need a verbose dmesg.

I removed the old patch, applied this one instead and rebuilt - but no
difference. It's still an instant reboot.

-- 
Joel