Panic when doing shutdown or reboot

Jonathan Ryshpan jonrysh at
Fri Mar 8 20:33:15 UTC 2013

On Thu, 2013-03-07 at 18:35 -0500, Bill Perkins wrote:
> On 2013.03.07 18:21, Jonathan Ryshpan wrote:
> > On Thu, 2013-03-07 at 15:17 -0500, Bill Perkins wrote:
> > > The panic message displays on the console before the system freezes.
> >  
> > > You need to boot your Fedora system without the "rhgb quiet" at the end 
> > > of the linux boot line in order to see all of the details, or hit the 
> > > ESC key at the right point in time during boot or shutdown.  
> > 
> > Removing "rhgb quiet" from the boot line is a very good idea.  It's a
> > lot more fun to watch the messages flash by under the 4 penguins than to
> > watch a more or less empty screen.  Unfortunately, the system puts the
> > monitor to sleep after system shutdown, and the screen goes blank.  I
> > *think* I see messages about unmounting file systems and that I don't
> > see a panic message, but I'm not sure.
> > 
> > I'll try to find a monitor setting to keep the screen from going blank
> > when it receives no signal.  Any advice would be welcome: the monitor is
> > an Acer P243W)
> Try tapping the shift key periodically during the shutdown and the 
> screen should stay lit.  Once the system freezes with the panic 
> message, the screen may not go to sleep again until you reset the 
> system.

If only... Tried tapping SHIFT lots of times during a couple of halts
without result.  Looked at the BIOS setup to see if there's anything
relevant, nope.  Similarly nothing obvious in the monitor manual.


More information about the users mailing list