Re: [BUG] [ tip/sched/core ] System unresponsive after booting

From: Ingo Molnar
Date: Wed Jan 15 2014 - 07:25:02 EST



* Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:

> On Wed, Jan 15, 2014 at 09:27:34AM +0100, Daniel Lezcano wrote:
> >
> > Hi all,
> >
> > I use the tip/sched/core branch.
> >
> > After git pulling yesterday, my host is unresponsive after booting the OS.
> >
> > * It boots normally
> > * It sends info to the console
> > * The graphics does not work
> > * The terminals show the prompt, I can enter the username but after
> > pressing enter, it does not give the password prompt
> > * sysrq works more or less, I can't get the process stack but it receives
> > the command
> >
> > It is like no new process can be created.
> >
> > I have a dual Xeon processor E5325 (2 x 4 cores).
> >
> > After git bisecting, the following patch seems to introduce the bug.
> >
> > commit d50dde5a10f305253cbc3855307f608f8a3c5f73
>
> OK, so my headless WSM-EP boots just fine. Obviously it cannot confirm
> if graphics works, but I can ssh in and work on it without bother.
>
> I can even log in on the serial console without problems.
>
> I tried both tip/master and tip/sched/core.

I too booted various sytems and have yet to notice similar oddity.

Thanks,

Ingo
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